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123,800
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/clusterframework/ContaineredTaskManagerParameters.java
ContaineredTaskManagerParameters.create
public static ContaineredTaskManagerParameters create( Configuration config, long containerMemoryMB, int numSlots) { // (1) try to compute how much memory used by container final long cutoffMB = calculateCutoffMB(config, containerMemoryMB); // (2) split the remaining Java memory between heap and off-hea...
java
public static ContaineredTaskManagerParameters create( Configuration config, long containerMemoryMB, int numSlots) { // (1) try to compute how much memory used by container final long cutoffMB = calculateCutoffMB(config, containerMemoryMB); // (2) split the remaining Java memory between heap and off-hea...
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Computes the parameters to be used to start a TaskManager Java process. @param config The Flink configuration. @param containerMemoryMB The size of the complete container, in megabytes. @return The parameters to start the TaskManager processes with.
[ "Computes", "the", "parameters", "to", "be", "used", "to", "start", "a", "TaskManager", "Java", "process", "." ]
b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/clusterframework/ContaineredTaskManagerParameters.java#L152-L179
123,801
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/functions/FunctionAnnotation.java
FunctionAnnotation.readSingleForwardAnnotations
@Internal public static Set<Annotation> readSingleForwardAnnotations(Class<?> udfClass) { ForwardedFields forwardedFields = udfClass.getAnnotation(ForwardedFields.class); NonForwardedFields nonForwardedFields = udfClass.getAnnotation(NonForwardedFields.class); ReadFields readSet = udfClass.getAnnotation(ReadFiel...
java
@Internal public static Set<Annotation> readSingleForwardAnnotations(Class<?> udfClass) { ForwardedFields forwardedFields = udfClass.getAnnotation(ForwardedFields.class); NonForwardedFields nonForwardedFields = udfClass.getAnnotation(NonForwardedFields.class); ReadFields readSet = udfClass.getAnnotation(ReadFiel...
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Reads the annotations of a user defined function with one input and returns semantic properties according to the forwarded fields annotated. @param udfClass The user defined function, represented by its class. @return The DualInputSemanticProperties containing the forwarded fields.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-java/src/main/java/org/apache/flink/api/java/functions/FunctionAnnotation.java#L411-L433
123,802
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/functions/FunctionAnnotation.java
FunctionAnnotation.readDualForwardAnnotations
@Internal public static Set<Annotation> readDualForwardAnnotations(Class<?> udfClass) { // get readSet annotation from stub ForwardedFieldsFirst forwardedFields1 = udfClass.getAnnotation(ForwardedFieldsFirst.class); ForwardedFieldsSecond forwardedFields2 = udfClass.getAnnotation(ForwardedFieldsSecond.class); ...
java
@Internal public static Set<Annotation> readDualForwardAnnotations(Class<?> udfClass) { // get readSet annotation from stub ForwardedFieldsFirst forwardedFields1 = udfClass.getAnnotation(ForwardedFieldsFirst.class); ForwardedFieldsSecond forwardedFields2 = udfClass.getAnnotation(ForwardedFieldsSecond.class); ...
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Reads the annotations of a user defined function with two inputs and returns semantic properties according to the forwarded fields annotated. @param udfClass The user defined function, represented by its class. @return The DualInputSemanticProperties containing the forwarded fields.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-java/src/main/java/org/apache/flink/api/java/functions/FunctionAnnotation.java#L441-L483
123,803
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.blankString
public static BinaryString blankString(int length) { byte[] spaces = new byte[length]; Arrays.fill(spaces, (byte) ' '); return fromBytes(spaces); }
java
public static BinaryString blankString(int length) { byte[] spaces = new byte[length]; Arrays.fill(spaces, (byte) ' '); return fromBytes(spaces); }
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Creates an BinaryString that contains `length` spaces.
[ "Creates", "an", "BinaryString", "that", "contains", "length", "spaces", "." ]
b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L94-L98
123,804
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.compareMultiSegments
private int compareMultiSegments(BinaryString other) { if (sizeInBytes == 0 || other.sizeInBytes == 0) { return sizeInBytes - other.sizeInBytes; } int len = Math.min(sizeInBytes, other.sizeInBytes); MemorySegment seg1 = segments[0]; MemorySegment seg2 = other.segments[0]; int segmentSize = segments[0...
java
private int compareMultiSegments(BinaryString other) { if (sizeInBytes == 0 || other.sizeInBytes == 0) { return sizeInBytes - other.sizeInBytes; } int len = Math.min(sizeInBytes, other.sizeInBytes); MemorySegment seg1 = segments[0]; MemorySegment seg2 = other.segments[0]; int segmentSize = segments[0...
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Find the boundaries of segments, and then compare MemorySegment.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L260-L335
123,805
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.concat
public static BinaryString concat(Iterable<BinaryString> inputs) { // Compute the total length of the result. int totalLength = 0; for (BinaryString input : inputs) { if (input != null) { input.ensureMaterialized(); totalLength += input.getSizeInBytes(); } } // Allocate a new byte array, and co...
java
public static BinaryString concat(Iterable<BinaryString> inputs) { // Compute the total length of the result. int totalLength = 0; for (BinaryString input : inputs) { if (input != null) { input.ensureMaterialized(); totalLength += input.getSizeInBytes(); } } // Allocate a new byte array, and co...
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Concatenates input strings together into a single string.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L467-L488
123,806
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.contains
public boolean contains(final BinaryString substring) { ensureMaterialized(); substring.ensureMaterialized(); if (substring.sizeInBytes == 0) { return true; } int find = SegmentsUtil.find( segments, offset, sizeInBytes, substring.segments, substring.offset, substring.sizeInBytes); return find != -1...
java
public boolean contains(final BinaryString substring) { ensureMaterialized(); substring.ensureMaterialized(); if (substring.sizeInBytes == 0) { return true; } int find = SegmentsUtil.find( segments, offset, sizeInBytes, substring.segments, substring.offset, substring.sizeInBytes); return find != -1...
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Returns whether this contains `substring` or not. Same to like '%substring%'.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L550-L560
123,807
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.endsWith
public boolean endsWith(final BinaryString suffix) { ensureMaterialized(); suffix.ensureMaterialized(); return matchAt(suffix, sizeInBytes - suffix.sizeInBytes); }
java
public boolean endsWith(final BinaryString suffix) { ensureMaterialized(); suffix.ensureMaterialized(); return matchAt(suffix, sizeInBytes - suffix.sizeInBytes); }
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Same to like '%suffix'.
[ "Same", "to", "like", "%suffix", "." ]
b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L574-L578
123,808
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.trim
public BinaryString trim(BinaryString trimStr) { if (trimStr == null) { return null; } return trimLeft(trimStr).trimRight(trimStr); }
java
public BinaryString trim(BinaryString trimStr) { if (trimStr == null) { return null; } return trimLeft(trimStr).trimRight(trimStr); }
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Walk each character of current string from both ends, remove the character if it is in trim string. Return the new substring which both ends trim characters have been removed. @param trimStr the trim string @return A subString which both ends trim characters have been removed.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L664-L669
123,809
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.trimLeft
public BinaryString trimLeft(BinaryString trimStr) { ensureMaterialized(); if (trimStr == null) { return null; } trimStr.ensureMaterialized(); if (trimStr.isSpaceString()) { return trimLeft(); } if (inFirstSegment()) { int searchIdx = 0; while (searchIdx < this.sizeInBytes) { int charBytes...
java
public BinaryString trimLeft(BinaryString trimStr) { ensureMaterialized(); if (trimStr == null) { return null; } trimStr.ensureMaterialized(); if (trimStr.isSpaceString()) { return trimLeft(); } if (inFirstSegment()) { int searchIdx = 0; while (searchIdx < this.sizeInBytes) { int charBytes...
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Walk each character of current string from left end, remove the character if it is in trim string. Stops at the first character which is not in trim string. Return the new substring. @param trimStr the trim string @return A subString which removes all of the character from the left side that is in trim string.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,810
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.trimRight
public BinaryString trimRight(BinaryString trimStr) { ensureMaterialized(); if (trimStr == null) { return null; } trimStr.ensureMaterialized(); if (trimStr.isSpaceString()) { return trimRight(); } if (inFirstSegment()) { int charIdx = 0; int byteIdx = 0; // each element in charLens is lengt...
java
public BinaryString trimRight(BinaryString trimStr) { ensureMaterialized(); if (trimStr == null) { return null; } trimStr.ensureMaterialized(); if (trimStr.isSpaceString()) { return trimRight(); } if (inFirstSegment()) { int charIdx = 0; int byteIdx = 0; // each element in charLens is lengt...
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Walk each character of current string from right end, remove the character if it is in trim string. Stops at the first character which is not in trim string. Return the new substring. @param trimStr the trim string @return A subString which removes all of the character from the right side that is in trim string.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L818-L864
123,811
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.indexOf
public int indexOf(BinaryString subStr, int start) { ensureMaterialized(); subStr.ensureMaterialized(); if (subStr.sizeInBytes == 0) { return 0; } if (inFirstSegment()) { // position in byte int byteIdx = 0; // position is char int charIdx = 0; while (byteIdx < sizeInBytes && charIdx < start...
java
public int indexOf(BinaryString subStr, int start) { ensureMaterialized(); subStr.ensureMaterialized(); if (subStr.sizeInBytes == 0) { return 0; } if (inFirstSegment()) { // position in byte int byteIdx = 0; // position is char int charIdx = 0; while (byteIdx < sizeInBytes && charIdx < start...
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Returns the position of the first occurence of substr in current string starting from given position. @param subStr subStr to be searched @param start start position @return the position of the first occurence of substring. Return -1 if not found.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L1045-L1076
123,812
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.reverse
public BinaryString reverse() { ensureMaterialized(); if (inFirstSegment()) { byte[] result = new byte[this.sizeInBytes]; // position in byte int byteIdx = 0; while (byteIdx < sizeInBytes) { int charBytes = numBytesForFirstByte(getByteOneSegment(byteIdx)); segments[0].get( offset + byteIdx,...
java
public BinaryString reverse() { ensureMaterialized(); if (inFirstSegment()) { byte[] result = new byte[this.sizeInBytes]; // position in byte int byteIdx = 0; while (byteIdx < sizeInBytes) { int charBytes = numBytesForFirstByte(getByteOneSegment(byteIdx)); segments[0].get( offset + byteIdx,...
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Reverse each character in current string. @return a new string which character order is reverse to current string.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L1113-L1132
123,813
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.toLong
public Long toLong() { ensureMaterialized(); if (sizeInBytes == 0) { return null; } int size = segments[0].size(); SegmentAndOffset segmentAndOffset = startSegmentAndOffset(size); int totalOffset = 0; byte b = segmentAndOffset.value(); final boolean negative = b == '-'; if (negative || b == '+') {...
java
public Long toLong() { ensureMaterialized(); if (sizeInBytes == 0) { return null; } int size = segments[0].size(); SegmentAndOffset segmentAndOffset = startSegmentAndOffset(size); int totalOffset = 0; byte b = segmentAndOffset.value(); final boolean negative = b == '-'; if (negative || b == '+') {...
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Parses this BinaryString to Long. <p>Note that, in this method we accumulate the result in negative format, and convert it to positive format at the end, if this string is not started with '-'. This is because min value is bigger than max value in digits, e.g. Long.MAX_VALUE is '9223372036854775807' and Long.MIN_VALUE...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L1261-L1338
123,814
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.toUpperCase
public BinaryString toUpperCase() { if (javaObject != null) { return toUpperCaseSlow(); } if (sizeInBytes == 0) { return EMPTY_UTF8; } int size = segments[0].size(); SegmentAndOffset segmentAndOffset = startSegmentAndOffset(size); byte[] bytes = new byte[sizeInBytes]; bytes[0] = (byte) Character.t...
java
public BinaryString toUpperCase() { if (javaObject != null) { return toUpperCaseSlow(); } if (sizeInBytes == 0) { return EMPTY_UTF8; } int size = segments[0].size(); SegmentAndOffset segmentAndOffset = startSegmentAndOffset(size); byte[] bytes = new byte[sizeInBytes]; bytes[0] = (byte) Character.t...
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Returns the upper case of this string.
[ "Returns", "the", "upper", "case", "of", "this", "string", "." ]
b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L1661-L1687
123,815
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.toLowerCase
public BinaryString toLowerCase() { if (javaObject != null) { return toLowerCaseSlow(); } if (sizeInBytes == 0) { return EMPTY_UTF8; } int size = segments[0].size(); SegmentAndOffset segmentAndOffset = startSegmentAndOffset(size); byte[] bytes = new byte[sizeInBytes]; bytes[0] = (byte) Character.t...
java
public BinaryString toLowerCase() { if (javaObject != null) { return toLowerCaseSlow(); } if (sizeInBytes == 0) { return EMPTY_UTF8; } int size = segments[0].size(); SegmentAndOffset segmentAndOffset = startSegmentAndOffset(size); byte[] bytes = new byte[sizeInBytes]; bytes[0] = (byte) Character.t...
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Returns the lower case of this string.
[ "Returns", "the", "lower", "case", "of", "this", "string", "." ]
b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L1696-L1722
123,816
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java
BinaryString.toBooleanSQL
public Boolean toBooleanSQL() { if (TRUE_STRINGS.contains(toLowerCase())) { return true; } else if (FALSE_STRINGS.contains(toLowerCase())) { return false; } else { return null; } }
java
public Boolean toBooleanSQL() { if (TRUE_STRINGS.contains(toLowerCase())) { return true; } else if (FALSE_STRINGS.contains(toLowerCase())) { return false; } else { return null; } }
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Decide boolean representation of a string.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/dataformat/BinaryString.java#L1830-L1838
123,817
apache/flink
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/datastream/SingleOutputStreamOperator.java
SingleOutputStreamOperator.setParallelism
public SingleOutputStreamOperator<T> setParallelism(int parallelism) { Preconditions.checkArgument(canBeParallel() || parallelism == 1, "The parallelism of non parallel operator must be 1."); transformation.setParallelism(parallelism); return this; }
java
public SingleOutputStreamOperator<T> setParallelism(int parallelism) { Preconditions.checkArgument(canBeParallel() || parallelism == 1, "The parallelism of non parallel operator must be 1."); transformation.setParallelism(parallelism); return this; }
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Sets the parallelism for this operator. @param parallelism The parallelism for this operator. @return The operator with set parallelism.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,818
apache/flink
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/datastream/SingleOutputStreamOperator.java
SingleOutputStreamOperator.setMaxParallelism
@PublicEvolving public SingleOutputStreamOperator<T> setMaxParallelism(int maxParallelism) { Preconditions.checkArgument(maxParallelism > 0, "The maximum parallelism must be greater than 0."); Preconditions.checkArgument(canBeParallel() || maxParallelism == 1, "The maximum parallelism of non parallel oper...
java
@PublicEvolving public SingleOutputStreamOperator<T> setMaxParallelism(int maxParallelism) { Preconditions.checkArgument(maxParallelism > 0, "The maximum parallelism must be greater than 0."); Preconditions.checkArgument(canBeParallel() || maxParallelism == 1, "The maximum parallelism of non parallel oper...
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Sets the maximum parallelism of this operator. <p>The maximum parallelism specifies the upper bound for dynamic scaling. It also defines the number of key groups used for partitioned state. @param maxParallelism Maximum parallelism @return The operator with set maximum parallelism
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,819
apache/flink
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/datastream/SingleOutputStreamOperator.java
SingleOutputStreamOperator.setResources
private SingleOutputStreamOperator<T> setResources(ResourceSpec resources) { Preconditions.checkNotNull(resources, "The resources must be not null."); Preconditions.checkArgument(resources.isValid(), "The values in resources must be not less than 0."); transformation.setResources(resources, resources); return...
java
private SingleOutputStreamOperator<T> setResources(ResourceSpec resources) { Preconditions.checkNotNull(resources, "The resources must be not null."); Preconditions.checkArgument(resources.isValid(), "The values in resources must be not less than 0."); transformation.setResources(resources, resources); return...
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Sets the resources for this operator, the minimum and preferred resources are the same by default. @param resources The resources for this operator. @return The operator with set minimum and preferred resources.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,820
apache/flink
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/datastream/SingleOutputStreamOperator.java
SingleOutputStreamOperator.forceNonParallel
@PublicEvolving public SingleOutputStreamOperator<T> forceNonParallel() { transformation.setParallelism(1); transformation.setMaxParallelism(1); nonParallel = true; return this; }
java
@PublicEvolving public SingleOutputStreamOperator<T> forceNonParallel() { transformation.setParallelism(1); transformation.setMaxParallelism(1); nonParallel = true; return this; }
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Sets the parallelism and maximum parallelism of this operator to one. And mark this operator cannot set a non-1 degree of parallelism. @return The operator with only one parallelism.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,821
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/hashtable/BinaryHashPartition.java
BinaryHashPartition.finalizeBuildPhase
int finalizeBuildPhase(IOManager ioAccess, FileIOChannel.Enumerator probeChannelEnumerator) throws IOException { this.finalBufferLimit = this.buildSideWriteBuffer.getCurrentPositionInSegment(); this.partitionBuffers = this.buildSideWriteBuffer.close(); if (!isInMemory()) { // close the channel. this.buildS...
java
int finalizeBuildPhase(IOManager ioAccess, FileIOChannel.Enumerator probeChannelEnumerator) throws IOException { this.finalBufferLimit = this.buildSideWriteBuffer.getCurrentPositionInSegment(); this.partitionBuffers = this.buildSideWriteBuffer.close(); if (!isInMemory()) { // close the channel. this.buildS...
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After build phase. @return build spill return buffer, if have spilled, it returns the current write buffer, because it was used all the time in build phase, so it can only be returned at this time.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,822
apache/flink
flink-connectors/flink-connector-kafka-base/src/main/java/org/apache/flink/streaming/connectors/kafka/internals/ExceptionProxy.java
ExceptionProxy.reportError
public void reportError(Throwable t) { // set the exception, if it is the first (and the exception is non null) if (t != null && exception.compareAndSet(null, t) && toInterrupt != null) { toInterrupt.interrupt(); } }
java
public void reportError(Throwable t) { // set the exception, if it is the first (and the exception is non null) if (t != null && exception.compareAndSet(null, t) && toInterrupt != null) { toInterrupt.interrupt(); } }
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Sets the exception and interrupts the target thread, if no other exception has occurred so far. <p>The exception is only set (and the interruption is only triggered), if no other exception was set before. @param t The exception that occurred
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,823
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/window/WindowOperator.java
WindowOperator.emitWindowResult
private void emitWindowResult(W window) throws Exception { BaseRow aggResult = windowFunction.getWindowAggregationResult(window); if (sendRetraction) { previousState.setCurrentNamespace(window); BaseRow previousAggResult = previousState.value(); // has emitted result for the window if (previousAggResul...
java
private void emitWindowResult(W window) throws Exception { BaseRow aggResult = windowFunction.getWindowAggregationResult(window); if (sendRetraction) { previousState.setCurrentNamespace(window); BaseRow previousAggResult = previousState.value(); // has emitted result for the window if (previousAggResul...
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Emits the window result of the given window.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,824
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/window/WindowOperator.java
WindowOperator.registerCleanupTimer
private void registerCleanupTimer(W window) { long cleanupTime = cleanupTime(window); if (cleanupTime == Long.MAX_VALUE) { // don't set a GC timer for "end of time" return; } if (windowAssigner.isEventTime()) { triggerContext.registerEventTimeTimer(cleanupTime); } else { triggerContext.registerPr...
java
private void registerCleanupTimer(W window) { long cleanupTime = cleanupTime(window); if (cleanupTime == Long.MAX_VALUE) { // don't set a GC timer for "end of time" return; } if (windowAssigner.isEventTime()) { triggerContext.registerEventTimeTimer(cleanupTime); } else { triggerContext.registerPr...
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Registers a timer to cleanup the content of the window. @param window the window whose state to discard
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,825
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DataSink.java
DataSink.setParallelism
public DataSink<T> setParallelism(int parallelism) { Preconditions.checkArgument(parallelism > 0 || parallelism == ExecutionConfig.PARALLELISM_DEFAULT, "The parallelism of an operator must be at least 1."); this.parallelism = parallelism; return this; }
java
public DataSink<T> setParallelism(int parallelism) { Preconditions.checkArgument(parallelism > 0 || parallelism == ExecutionConfig.PARALLELISM_DEFAULT, "The parallelism of an operator must be at least 1."); this.parallelism = parallelism; return this; }
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Sets the parallelism for this data sink. The degree must be 1 or more. @param parallelism The parallelism for this data sink. A value equal to {@link ExecutionConfig#PARALLELISM_DEFAULT} will use the system default. @return This data sink with set parallelism.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,826
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DataSink.java
DataSink.setResources
private DataSink<T> setResources(ResourceSpec minResources, ResourceSpec preferredResources) { Preconditions.checkNotNull(minResources, "The min resources must be not null."); Preconditions.checkNotNull(preferredResources, "The preferred resources must be not null."); Preconditions.checkArgument(minResources.isVa...
java
private DataSink<T> setResources(ResourceSpec minResources, ResourceSpec preferredResources) { Preconditions.checkNotNull(minResources, "The min resources must be not null."); Preconditions.checkNotNull(preferredResources, "The preferred resources must be not null."); Preconditions.checkArgument(minResources.isVa...
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Sets the minimum and preferred resources for this data sink. and the lower and upper resource limits will be considered in resource resize feature for future plan. @param minResources The minimum resources for this data sink. @param preferredResources The preferred resources for this data sink. @return The data sink w...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,827
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DataSink.java
DataSink.setResources
private DataSink<T> setResources(ResourceSpec resources) { Preconditions.checkNotNull(resources, "The resources must be not null."); Preconditions.checkArgument(resources.isValid(), "The values in resources must be not less than 0."); this.minResources = resources; this.preferredResources = resources; retur...
java
private DataSink<T> setResources(ResourceSpec resources) { Preconditions.checkNotNull(resources, "The resources must be not null."); Preconditions.checkArgument(resources.isValid(), "The values in resources must be not less than 0."); this.minResources = resources; this.preferredResources = resources; retur...
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Sets the resources for this data sink, and the minimum and preferred resources are the same by default. @param resources The resources for this data sink. @return The data sink with set minimum and preferred resources.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,828
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/operators/hash/ReOpenableHashPartition.java
ReOpenableHashPartition.restorePartitionBuffers
void restorePartitionBuffers(IOManager ioManager, List<MemorySegment> availableMemory) throws IOException { final BulkBlockChannelReader reader = ioManager.createBulkBlockChannelReader(this.initialBuildSideChannel, availableMemory, this.initialPartitionBuffersCount); reader.close(); final List<MemorySegment> ...
java
void restorePartitionBuffers(IOManager ioManager, List<MemorySegment> availableMemory) throws IOException { final BulkBlockChannelReader reader = ioManager.createBulkBlockChannelReader(this.initialBuildSideChannel, availableMemory, this.initialPartitionBuffersCount); reader.close(); final List<MemorySegment> ...
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This method is called every time a multi-match hash map is opened again for a new probe input. @param ioManager @param availableMemory @throws IOException
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,829
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/utils/RequiredParameters.java
RequiredParameters.add
public Option add(String name) throws RequiredParametersException { if (!this.data.containsKey(name)) { Option option = new Option(name); this.data.put(name, option); return option; } else { throw new RequiredParametersException("Option with key " + name + " already exists."); } }
java
public Option add(String name) throws RequiredParametersException { if (!this.data.containsKey(name)) { Option option = new Option(name); this.data.put(name, option); return option; } else { throw new RequiredParametersException("Option with key " + name + " already exists."); } }
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Add a parameter based on its name. @param name - the name of the parameter @return - an {@link Option} object representing the parameter @throws RequiredParametersException if an option with the same name is already defined
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,830
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/utils/RequiredParameters.java
RequiredParameters.checkAndApplyDefaultValue
private void checkAndApplyDefaultValue(Option o, Map<String, String> data) throws RequiredParametersException { if (hasNoDefaultValueAndNoValuePassedOnAlternativeName(o, data)) { throw new RequiredParametersException("No default value for undefined parameter " + o.getName()); } }
java
private void checkAndApplyDefaultValue(Option o, Map<String, String> data) throws RequiredParametersException { if (hasNoDefaultValueAndNoValuePassedOnAlternativeName(o, data)) { throw new RequiredParametersException("No default value for undefined parameter " + o.getName()); } }
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else throw an exception
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,831
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/utils/RequiredParameters.java
RequiredParameters.hasNoDefaultValueAndNoValuePassedOnAlternativeName
private boolean hasNoDefaultValueAndNoValuePassedOnAlternativeName(Option o, Map<String, String> data) throws RequiredParametersException { if (o.hasAlt() && data.containsKey(o.getAlt())) { data.put(o.getName(), data.get(o.getAlt())); } else { if (o.hasDefaultValue()) { data.put(o.getName(), o.getDefau...
java
private boolean hasNoDefaultValueAndNoValuePassedOnAlternativeName(Option o, Map<String, String> data) throws RequiredParametersException { if (o.hasAlt() && data.containsKey(o.getAlt())) { data.put(o.getName(), data.get(o.getAlt())); } else { if (o.hasDefaultValue()) { data.put(o.getName(), o.getDefau...
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else return true to indicate parameter is 'really' missing
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,832
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/utils/RequiredParameters.java
RequiredParameters.getHelp
public String getHelp() { StringBuilder sb = new StringBuilder(data.size() * HELP_TEXT_LENGTH_PER_PARAM); sb.append("Required Parameters:"); sb.append(HELP_TEXT_LINE_DELIMITER); for (Option o : data.values()) { sb.append(this.helpText(o)); } sb.append(HELP_TEXT_LINE_DELIMITER); return sb.toString();...
java
public String getHelp() { StringBuilder sb = new StringBuilder(data.size() * HELP_TEXT_LENGTH_PER_PARAM); sb.append("Required Parameters:"); sb.append(HELP_TEXT_LINE_DELIMITER); for (Option o : data.values()) { sb.append(this.helpText(o)); } sb.append(HELP_TEXT_LINE_DELIMITER); return sb.toString();...
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Build a help text for the defined parameters. <p>The format of the help text will be: Required Parameters: \t -:shortName:, --:name: \t :helpText: \t default: :defaultValue: \t choices: :choices: \n @return a formatted help String.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,833
apache/flink
flink-libraries/flink-gelly/src/main/java/org/apache/flink/graph/library/similarity/JaccardIndex.java
JaccardIndex.setGroupSize
public JaccardIndex<K, VV, EV> setGroupSize(int groupSize) { Preconditions.checkArgument(groupSize > 0, "Group size must be greater than zero"); this.groupSize = groupSize; return this; }
java
public JaccardIndex<K, VV, EV> setGroupSize(int groupSize) { Preconditions.checkArgument(groupSize > 0, "Group size must be greater than zero"); this.groupSize = groupSize; return this; }
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Override the default group size for the quadratic expansion of neighbor pairs. Small groups generate more data whereas large groups distribute computation less evenly among tasks. <p>The default value should be near-optimal for all use cases. @param groupSize the group size for the quadratic expansion of neighbor pai...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,834
apache/flink
flink-libraries/flink-gelly/src/main/java/org/apache/flink/graph/library/similarity/JaccardIndex.java
JaccardIndex.setMinimumScore
public JaccardIndex<K, VV, EV> setMinimumScore(int numerator, int denominator) { Preconditions.checkArgument(numerator >= 0, "Minimum score numerator must be non-negative"); Preconditions.checkArgument(denominator > 0, "Minimum score denominator must be greater than zero"); Preconditions.checkArgument(numerator <...
java
public JaccardIndex<K, VV, EV> setMinimumScore(int numerator, int denominator) { Preconditions.checkArgument(numerator >= 0, "Minimum score numerator must be non-negative"); Preconditions.checkArgument(denominator > 0, "Minimum score denominator must be greater than zero"); Preconditions.checkArgument(numerator <...
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Filter out Jaccard Index scores less than the given minimum fraction. @param numerator numerator of the minimum score @param denominator denominator of the minimum score @return this @see #setMaximumScore(int, int)
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,835
apache/flink
flink-libraries/flink-gelly/src/main/java/org/apache/flink/graph/library/similarity/JaccardIndex.java
JaccardIndex.setMaximumScore
public JaccardIndex<K, VV, EV> setMaximumScore(int numerator, int denominator) { Preconditions.checkArgument(numerator >= 0, "Maximum score numerator must be non-negative"); Preconditions.checkArgument(denominator > 0, "Maximum score denominator must be greater than zero"); Preconditions.checkArgument(numerator <...
java
public JaccardIndex<K, VV, EV> setMaximumScore(int numerator, int denominator) { Preconditions.checkArgument(numerator >= 0, "Maximum score numerator must be non-negative"); Preconditions.checkArgument(denominator > 0, "Maximum score denominator must be greater than zero"); Preconditions.checkArgument(numerator <...
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Filter out Jaccard Index scores greater than the given maximum fraction. @param numerator numerator of the maximum score @param denominator denominator of the maximum score @return this @see #setMinimumScore(int, int)
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,836
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DeltaIteration.java
DeltaIteration.closeWith
public DataSet<ST> closeWith(DataSet<ST> solutionSetDelta, DataSet<WT> newWorkset) { return new DeltaIterationResultSet<ST, WT>(initialSolutionSet.getExecutionEnvironment(), initialSolutionSet.getType(), initialWorkset.getType(), this, solutionSetDelta, newWorkset, keys, maxIterations); }
java
public DataSet<ST> closeWith(DataSet<ST> solutionSetDelta, DataSet<WT> newWorkset) { return new DeltaIterationResultSet<ST, WT>(initialSolutionSet.getExecutionEnvironment(), initialSolutionSet.getType(), initialWorkset.getType(), this, solutionSetDelta, newWorkset, keys, maxIterations); }
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Closes the delta iteration. This method defines the end of the delta iteration's function. @param solutionSetDelta The delta for the solution set. The delta will be merged into the solution set at the end of each iteration. @param newWorkset The new workset (feedback data set) that will be fed back to the next iterati...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,837
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DeltaIteration.java
DeltaIteration.parallelism
public DeltaIteration<ST, WT> parallelism(int parallelism) { Preconditions.checkArgument(parallelism > 0 || parallelism == ExecutionConfig.PARALLELISM_DEFAULT, "The parallelism must be positive, or ExecutionConfig.PARALLELISM_DEFAULT (use default)."); this.parallelism = parallelism; return this; }
java
public DeltaIteration<ST, WT> parallelism(int parallelism) { Preconditions.checkArgument(parallelism > 0 || parallelism == ExecutionConfig.PARALLELISM_DEFAULT, "The parallelism must be positive, or ExecutionConfig.PARALLELISM_DEFAULT (use default)."); this.parallelism = parallelism; return this; }
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Sets the parallelism for the iteration. @param parallelism The parallelism. @return The iteration object, for function call chaining.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-java/src/main/java/org/apache/flink/api/java/operators/DeltaIteration.java#L184-L189
123,838
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DeltaIteration.java
DeltaIteration.setResources
private DeltaIteration<ST, WT> setResources(ResourceSpec minResources, ResourceSpec preferredResources) { Preconditions.checkNotNull(minResources, "The min resources must be not null."); Preconditions.checkNotNull(preferredResources, "The preferred resources must be not null."); Preconditions.checkArgument(minRes...
java
private DeltaIteration<ST, WT> setResources(ResourceSpec minResources, ResourceSpec preferredResources) { Preconditions.checkNotNull(minResources, "The min resources must be not null."); Preconditions.checkNotNull(preferredResources, "The preferred resources must be not null."); Preconditions.checkArgument(minRes...
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Sets the minimum and preferred resources for the iteration. This overrides the default resources. The lower and upper resource limits will be considered in dynamic resource resize feature for future plan. @param minResources The minimum resources for the iteration. @param preferredResources The preferred resources for...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,839
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/operators/DeltaIteration.java
DeltaIteration.setResources
private DeltaIteration<ST, WT> setResources(ResourceSpec resources) { Preconditions.checkNotNull(resources, "The resources must be not null."); Preconditions.checkArgument(resources.isValid(), "The values in resources must be not less than 0."); this.minResources = resources; this.preferredResources = resource...
java
private DeltaIteration<ST, WT> setResources(ResourceSpec resources) { Preconditions.checkNotNull(resources, "The resources must be not null."); Preconditions.checkArgument(resources.isValid(), "The values in resources must be not less than 0."); this.minResources = resources; this.preferredResources = resource...
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Sets the resources for the iteration, and the minimum and preferred resources are the same by default. The lower and upper resource limits will be considered in dynamic resource resize feature for future plan. @param resources The resources for the iteration. @return The iteration with set minimum and preferred resour...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,840
apache/flink
flink-connectors/flink-connector-kafka-0.8/src/main/java/org/apache/flink/streaming/connectors/kafka/internals/SimpleConsumerThread.java
SimpleConsumerThread.requestAndSetSpecificTimeOffsetsFromKafka
private static void requestAndSetSpecificTimeOffsetsFromKafka( SimpleConsumer consumer, List<KafkaTopicPartitionState<TopicAndPartition>> partitions, long whichTime) throws IOException { Map<TopicAndPartition, PartitionOffsetRequestInfo> requestInfo = new HashMap<>(); for (KafkaTopicPartitionState<TopicAnd...
java
private static void requestAndSetSpecificTimeOffsetsFromKafka( SimpleConsumer consumer, List<KafkaTopicPartitionState<TopicAndPartition>> partitions, long whichTime) throws IOException { Map<TopicAndPartition, PartitionOffsetRequestInfo> requestInfo = new HashMap<>(); for (KafkaTopicPartitionState<TopicAnd...
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Request offsets before a specific time for a set of partitions, via a Kafka consumer. @param consumer The consumer connected to lead broker @param partitions The list of partitions we need offsets for @param whichTime The type of time we are requesting. -1 and -2 are special constants (See OffsetRequest)
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-connectors/flink-connector-kafka-0.8/src/main/java/org/apache/flink/streaming/connectors/kafka/internals/SimpleConsumerThread.java#L442-L452
123,841
apache/flink
flink-connectors/flink-connector-kafka-0.8/src/main/java/org/apache/flink/streaming/connectors/kafka/internals/SimpleConsumerThread.java
SimpleConsumerThread.requestAndSetOffsetsFromKafka
private static void requestAndSetOffsetsFromKafka( SimpleConsumer consumer, List<KafkaTopicPartitionState<TopicAndPartition>> partitionStates, Map<TopicAndPartition, PartitionOffsetRequestInfo> partitionToRequestInfo) throws IOException { int retries = 0; OffsetResponse response; while (true) { kafka....
java
private static void requestAndSetOffsetsFromKafka( SimpleConsumer consumer, List<KafkaTopicPartitionState<TopicAndPartition>> partitionStates, Map<TopicAndPartition, PartitionOffsetRequestInfo> partitionToRequestInfo) throws IOException { int retries = 0; OffsetResponse response; while (true) { kafka....
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Request offsets from Kafka with a specified set of partition's offset request information. The returned offsets are used to set the internal partition states. <p>This method retries three times if the response has an error. @param consumer The consumer connected to lead broker @param partitionStates the partition sta...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,842
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/concurrent/FutureUtils.java
FutureUtils.retry
public static <T> CompletableFuture<T> retry( final Supplier<CompletableFuture<T>> operation, final int retries, final Executor executor) { final CompletableFuture<T> resultFuture = new CompletableFuture<>(); retryOperation(resultFuture, operation, retries, executor); return resultFuture; }
java
public static <T> CompletableFuture<T> retry( final Supplier<CompletableFuture<T>> operation, final int retries, final Executor executor) { final CompletableFuture<T> resultFuture = new CompletableFuture<>(); retryOperation(resultFuture, operation, retries, executor); return resultFuture; }
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Retry the given operation the given number of times in case of a failure. @param operation to executed @param retries if the operation failed @param executor to use to run the futures @param <T> type of the result @return Future containing either the result of the operation or a {@link RetryException}
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,843
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/concurrent/FutureUtils.java
FutureUtils.retryOperation
private static <T> void retryOperation( final CompletableFuture<T> resultFuture, final Supplier<CompletableFuture<T>> operation, final int retries, final Executor executor) { if (!resultFuture.isDone()) { final CompletableFuture<T> operationFuture = operation.get(); operationFuture.whenCompleteAsy...
java
private static <T> void retryOperation( final CompletableFuture<T> resultFuture, final Supplier<CompletableFuture<T>> operation, final int retries, final Executor executor) { if (!resultFuture.isDone()) { final CompletableFuture<T> operationFuture = operation.get(); operationFuture.whenCompleteAsy...
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Helper method which retries the provided operation in case of a failure. @param resultFuture to complete @param operation to retry @param retries until giving up @param executor to run the futures @param <T> type of the future's result
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,844
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/concurrent/FutureUtils.java
FutureUtils.retrySuccessfulWithDelay
public static <T> CompletableFuture<T> retrySuccessfulWithDelay( final Supplier<CompletableFuture<T>> operation, final Time retryDelay, final Deadline deadline, final Predicate<T> acceptancePredicate, final ScheduledExecutor scheduledExecutor) { final CompletableFuture<T> resultFuture = new CompletableFutu...
java
public static <T> CompletableFuture<T> retrySuccessfulWithDelay( final Supplier<CompletableFuture<T>> operation, final Time retryDelay, final Deadline deadline, final Predicate<T> acceptancePredicate, final ScheduledExecutor scheduledExecutor) { final CompletableFuture<T> resultFuture = new CompletableFutu...
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Retry the given operation with the given delay in between successful completions where the result does not match a given predicate. @param operation to retry @param retryDelay delay between retries @param deadline A deadline that specifies at what point we should stop retrying @param acceptancePredicate Predicate to t...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,845
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/concurrent/FutureUtils.java
FutureUtils.composeAfterwards
public static CompletableFuture<Void> composeAfterwards( CompletableFuture<?> future, Supplier<CompletableFuture<?>> composedAction) { final CompletableFuture<Void> resultFuture = new CompletableFuture<>(); future.whenComplete( (Object outerIgnored, Throwable outerThrowable) -> { final CompletableFutu...
java
public static CompletableFuture<Void> composeAfterwards( CompletableFuture<?> future, Supplier<CompletableFuture<?>> composedAction) { final CompletableFuture<Void> resultFuture = new CompletableFuture<>(); future.whenComplete( (Object outerIgnored, Throwable outerThrowable) -> { final CompletableFutu...
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Run the given asynchronous action after the completion of the given future. The given future can be completed normally or exceptionally. In case of an exceptional completion, the asynchronous action's exception will be added to the initial exception. @param future to wait for its completion @param composedAction async...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,846
apache/flink
flink-examples/flink-examples-streaming/src/main/java/org/apache/flink/streaming/examples/statemachine/kafka/KafkaStandaloneGenerator.java
KafkaStandaloneGenerator.main
public static void main(String[] args) throws Exception { final KafkaCollector[] collectors = new KafkaCollector[NUM_PARTITIONS]; // create the generator threads for (int i = 0; i < collectors.length; i++) { collectors[i] = new KafkaCollector(BROKER_ADDRESS, TOPIC, i); } StandaloneThreadedGenerator.runG...
java
public static void main(String[] args) throws Exception { final KafkaCollector[] collectors = new KafkaCollector[NUM_PARTITIONS]; // create the generator threads for (int i = 0; i < collectors.length; i++) { collectors[i] = new KafkaCollector(BROKER_ADDRESS, TOPIC, i); } StandaloneThreadedGenerator.runG...
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Entry point to the kafka data producer.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,847
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.suspend
@Override public void suspend() { componentMainThreadExecutor.assertRunningInMainThread(); log.info("Suspending SlotPool."); // cancel all pending allocations --> we can request these slots // again after we regained the leadership Set<AllocationID> allocationIds = pendingRequests.keySetB(); for (Alloc...
java
@Override public void suspend() { componentMainThreadExecutor.assertRunningInMainThread(); log.info("Suspending SlotPool."); // cancel all pending allocations --> we can request these slots // again after we regained the leadership Set<AllocationID> allocationIds = pendingRequests.keySetB(); for (Alloc...
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Suspends this pool, meaning it has lost its authority to accept and distribute slots.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,848
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.removePendingRequest
@Nullable private PendingRequest removePendingRequest(SlotRequestId requestId) { PendingRequest result = waitingForResourceManager.remove(requestId); if (result != null) { // sanity check assert !pendingRequests.containsKeyA(requestId) : "A pending requests should only be part of either " + "the pending...
java
@Nullable private PendingRequest removePendingRequest(SlotRequestId requestId) { PendingRequest result = waitingForResourceManager.remove(requestId); if (result != null) { // sanity check assert !pendingRequests.containsKeyA(requestId) : "A pending requests should only be part of either " + "the pending...
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Checks whether there exists a pending request with the given slot request id and removes it from the internal data structures. @param requestId identifying the pending request @return pending request if there is one, otherwise null
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java#L435-L448
123,849
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.tryFulfillSlotRequestOrMakeAvailable
private void tryFulfillSlotRequestOrMakeAvailable(AllocatedSlot allocatedSlot) { Preconditions.checkState(!allocatedSlot.isUsed(), "Provided slot is still in use."); final PendingRequest pendingRequest = pollMatchingPendingRequest(allocatedSlot); if (pendingRequest != null) { log.debug("Fulfilling pending sl...
java
private void tryFulfillSlotRequestOrMakeAvailable(AllocatedSlot allocatedSlot) { Preconditions.checkState(!allocatedSlot.isUsed(), "Provided slot is still in use."); final PendingRequest pendingRequest = pollMatchingPendingRequest(allocatedSlot); if (pendingRequest != null) { log.debug("Fulfilling pending sl...
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Tries to fulfill with the given allocated slot a pending slot request or add the allocated slot to the set of available slots if no matching request is available. @param allocatedSlot which shall be returned
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java#L466-L481
123,850
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.failAllocation
@Override public Optional<ResourceID> failAllocation(final AllocationID allocationID, final Exception cause) { componentMainThreadExecutor.assertRunningInMainThread(); final PendingRequest pendingRequest = pendingRequests.removeKeyB(allocationID); if (pendingRequest != null) { // request was still pending ...
java
@Override public Optional<ResourceID> failAllocation(final AllocationID allocationID, final Exception cause) { componentMainThreadExecutor.assertRunningInMainThread(); final PendingRequest pendingRequest = pendingRequests.removeKeyB(allocationID); if (pendingRequest != null) { // request was still pending ...
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Fail the specified allocation and release the corresponding slot if we have one. This may triggered by JobManager when some slot allocation failed with rpcTimeout. Or this could be triggered by TaskManager, when it finds out something went wrong with the slot, and decided to take it back. @param allocationID Represent...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java#L635-L651
123,851
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.registerTaskManager
@Override public boolean registerTaskManager(final ResourceID resourceID) { componentMainThreadExecutor.assertRunningInMainThread(); log.debug("Register new TaskExecutor {}.", resourceID); return registeredTaskManagers.add(resourceID); }
java
@Override public boolean registerTaskManager(final ResourceID resourceID) { componentMainThreadExecutor.assertRunningInMainThread(); log.debug("Register new TaskExecutor {}.", resourceID); return registeredTaskManagers.add(resourceID); }
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Register TaskManager to this pool, only those slots come from registered TaskManager will be considered valid. Also it provides a way for us to keep "dead" or "abnormal" TaskManagers out of this pool. @param resourceID The id of the TaskManager
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,852
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.releaseTaskManager
@Override public boolean releaseTaskManager(final ResourceID resourceId, final Exception cause) { componentMainThreadExecutor.assertRunningInMainThread(); if (registeredTaskManagers.remove(resourceId)) { releaseTaskManagerInternal(resourceId, cause); return true; } else { return false; } }
java
@Override public boolean releaseTaskManager(final ResourceID resourceId, final Exception cause) { componentMainThreadExecutor.assertRunningInMainThread(); if (registeredTaskManagers.remove(resourceId)) { releaseTaskManagerInternal(resourceId, cause); return true; } else { return false; } }
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Unregister TaskManager from this pool, all the related slots will be released and tasks be canceled. Called when we find some TaskManager becomes "dead" or "abnormal", and we decide to not using slots from it anymore. @param resourceId The id of the TaskManager @param cause for the releasing of the TaskManager
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java#L705-L716
123,853
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.checkIdleSlot
private void checkIdleSlot() { // The timestamp in SlotAndTimestamp is relative final long currentRelativeTimeMillis = clock.relativeTimeMillis(); final List<AllocatedSlot> expiredSlots = new ArrayList<>(availableSlots.size()); for (SlotAndTimestamp slotAndTimestamp : availableSlots.availableSlots.values()) ...
java
private void checkIdleSlot() { // The timestamp in SlotAndTimestamp is relative final long currentRelativeTimeMillis = clock.relativeTimeMillis(); final List<AllocatedSlot> expiredSlots = new ArrayList<>(availableSlots.size()); for (SlotAndTimestamp slotAndTimestamp : availableSlots.availableSlots.values()) ...
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Check the available slots, release the slot that is idle for a long time.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java#L746-L791
123,854
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java
SlotPoolImpl.clear
private void clear() { availableSlots.clear(); allocatedSlots.clear(); pendingRequests.clear(); waitingForResourceManager.clear(); registeredTaskManagers.clear(); }
java
private void clear() { availableSlots.clear(); allocatedSlots.clear(); pendingRequests.clear(); waitingForResourceManager.clear(); registeredTaskManagers.clear(); }
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Clear the internal state of the SlotPool.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/slotpool/SlotPoolImpl.java#L796-L802
123,855
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/metrics/MetricRegistryImpl.java
MetricRegistryImpl.startQueryService
public void startQueryService(RpcService rpcService, ResourceID resourceID) { synchronized (lock) { Preconditions.checkState(!isShutdown(), "The metric registry has already been shut down."); try { metricQueryServiceRpcService = rpcService; queryService = MetricQueryService.createMetricQueryService(rpc...
java
public void startQueryService(RpcService rpcService, ResourceID resourceID) { synchronized (lock) { Preconditions.checkState(!isShutdown(), "The metric registry has already been shut down."); try { metricQueryServiceRpcService = rpcService; queryService = MetricQueryService.createMetricQueryService(rpc...
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Initializes the MetricQueryService. @param rpcService RpcService to create the MetricQueryService on @param resourceID resource ID used to disambiguate the actor name
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/metrics/MetricRegistryImpl.java#L170-L182
123,856
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/TaskManagerServices.java
TaskManagerServices.fromConfiguration
public static TaskManagerServices fromConfiguration( TaskManagerServicesConfiguration taskManagerServicesConfiguration, TaskManagerMetricGroup taskManagerMetricGroup, ResourceID resourceID, Executor taskIOExecutor, long freeHeapMemoryWithDefrag, long maxJvmHeapMemory) throws Exception { // pre-star...
java
public static TaskManagerServices fromConfiguration( TaskManagerServicesConfiguration taskManagerServicesConfiguration, TaskManagerMetricGroup taskManagerMetricGroup, ResourceID resourceID, Executor taskIOExecutor, long freeHeapMemoryWithDefrag, long maxJvmHeapMemory) throws Exception { // pre-star...
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Creates and returns the task manager services. @param taskManagerServicesConfiguration task manager configuration @param taskManagerMetricGroup metric group of the task manager @param resourceID resource ID of the task manager @param taskIOExecutor executor for async IO operations @param freeHeapMemoryWithDefrag an es...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/TaskManagerServices.java#L233-L307
123,857
apache/flink
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/factories/TableFactoryUtil.java
TableFactoryUtil.findAndCreateExternalCatalog
public static ExternalCatalog findAndCreateExternalCatalog(Descriptor descriptor) { Map<String, String> properties = descriptor.toProperties(); return TableFactoryService .find(ExternalCatalogFactory.class, properties) .createExternalCatalog(properties); }
java
public static ExternalCatalog findAndCreateExternalCatalog(Descriptor descriptor) { Map<String, String> properties = descriptor.toProperties(); return TableFactoryService .find(ExternalCatalogFactory.class, properties) .createExternalCatalog(properties); }
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Returns an external catalog.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,858
apache/flink
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/factories/TableFactoryUtil.java
TableFactoryUtil.findAndCreateTableSource
public static <T> TableSource<T> findAndCreateTableSource(Descriptor descriptor) { Map<String, String> properties = descriptor.toProperties(); TableSource tableSource; try { tableSource = TableFactoryService .find(TableSourceFactory.class, properties) .createTableSource(properties); } catch (Throwab...
java
public static <T> TableSource<T> findAndCreateTableSource(Descriptor descriptor) { Map<String, String> properties = descriptor.toProperties(); TableSource tableSource; try { tableSource = TableFactoryService .find(TableSourceFactory.class, properties) .createTableSource(properties); } catch (Throwab...
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Returns a table source matching the descriptor.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/factories/TableFactoryUtil.java#L47-L60
123,859
apache/flink
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/factories/TableFactoryUtil.java
TableFactoryUtil.findAndCreateTableSink
public static <T> TableSink<T> findAndCreateTableSink(Descriptor descriptor) { Map<String, String> properties = descriptor.toProperties(); TableSink tableSink; try { tableSink = TableFactoryService .find(TableSinkFactory.class, properties) .createTableSink(properties); } catch (Throwable t) { thr...
java
public static <T> TableSink<T> findAndCreateTableSink(Descriptor descriptor) { Map<String, String> properties = descriptor.toProperties(); TableSink tableSink; try { tableSink = TableFactoryService .find(TableSinkFactory.class, properties) .createTableSink(properties); } catch (Throwable t) { thr...
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Returns a table sink matching the descriptor.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/factories/TableFactoryUtil.java#L65-L78
123,860
apache/flink
flink-core/src/main/java/org/apache/flink/api/common/operators/AbstractUdfOperator.java
AbstractUdfOperator.setBroadcastVariables
public <T> void setBroadcastVariables(Map<String, Operator<T>> inputs) { this.broadcastInputs.clear(); this.broadcastInputs.putAll(inputs); }
java
public <T> void setBroadcastVariables(Map<String, Operator<T>> inputs) { this.broadcastInputs.clear(); this.broadcastInputs.putAll(inputs); }
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Clears all previous broadcast inputs and binds the given inputs as broadcast variables of this operator. @param inputs The {@code<name, root>} pairs to be set as broadcast inputs.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,861
apache/flink
flink-core/src/main/java/org/apache/flink/api/common/operators/AbstractUdfOperator.java
AbstractUdfOperator.asArray
protected static <U> Class<U>[] asArray(Class<U> clazz) { @SuppressWarnings("unchecked") Class<U>[] array = new Class[] { clazz }; return array; }
java
protected static <U> Class<U>[] asArray(Class<U> clazz) { @SuppressWarnings("unchecked") Class<U>[] array = new Class[] { clazz }; return array; }
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Generic utility function that wraps a single class object into an array of that class type. @param <U> The type of the classes. @param clazz The class object to be wrapped. @return An array wrapping the class object.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-core/src/main/java/org/apache/flink/api/common/operators/AbstractUdfOperator.java#L142-L146
123,862
apache/flink
flink-core/src/main/java/org/apache/flink/api/common/operators/AbstractUdfOperator.java
AbstractUdfOperator.emptyClassArray
protected static <U> Class<U>[] emptyClassArray() { @SuppressWarnings("unchecked") Class<U>[] array = new Class[0]; return array; }
java
protected static <U> Class<U>[] emptyClassArray() { @SuppressWarnings("unchecked") Class<U>[] array = new Class[0]; return array; }
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Generic utility function that returns an empty class array. @param <U> The type of the classes. @return An empty array of type <tt>Class&lt;U&gt;</tt>.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-core/src/main/java/org/apache/flink/api/common/operators/AbstractUdfOperator.java#L154-L158
123,863
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/legacy/metrics/MetricFetcherImpl.java
MetricFetcherImpl.update
@Override public void update() { synchronized (this) { long currentTime = System.currentTimeMillis(); if (currentTime - lastUpdateTime > updateInterval) { lastUpdateTime = currentTime; fetchMetrics(); } } }
java
@Override public void update() { synchronized (this) { long currentTime = System.currentTimeMillis(); if (currentTime - lastUpdateTime > updateInterval) { lastUpdateTime = currentTime; fetchMetrics(); } } }
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This method can be used to signal this MetricFetcher that the metrics are still in use and should be updated.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,864
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/legacy/metrics/MetricFetcherImpl.java
MetricFetcherImpl.retrieveAndQueryMetrics
private void retrieveAndQueryMetrics(String queryServiceAddress) { LOG.debug("Retrieve metric query service gateway for {}", queryServiceAddress); final CompletableFuture<MetricQueryServiceGateway> queryServiceGatewayFuture = queryServiceRetriever.retrieveService(queryServiceAddress); queryServiceGatewayFuture....
java
private void retrieveAndQueryMetrics(String queryServiceAddress) { LOG.debug("Retrieve metric query service gateway for {}", queryServiceAddress); final CompletableFuture<MetricQueryServiceGateway> queryServiceGatewayFuture = queryServiceRetriever.retrieveService(queryServiceAddress); queryServiceGatewayFuture....
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Retrieves and queries the specified QueryServiceGateway. @param queryServiceAddress specifying the QueryServiceGateway
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/legacy/metrics/MetricFetcherImpl.java#L187-L201
123,865
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/legacy/metrics/MetricFetcherImpl.java
MetricFetcherImpl.queryMetrics
private void queryMetrics(final MetricQueryServiceGateway queryServiceGateway) { LOG.debug("Query metrics for {}.", queryServiceGateway.getAddress()); queryServiceGateway .queryMetrics(timeout) .whenCompleteAsync( (MetricDumpSerialization.MetricSerializationResult result, Throwable t) -> { if (t != ...
java
private void queryMetrics(final MetricQueryServiceGateway queryServiceGateway) { LOG.debug("Query metrics for {}.", queryServiceGateway.getAddress()); queryServiceGateway .queryMetrics(timeout) .whenCompleteAsync( (MetricDumpSerialization.MetricSerializationResult result, Throwable t) -> { if (t != ...
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Query the metrics from the given QueryServiceGateway. @param queryServiceGateway to query for metrics
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/legacy/metrics/MetricFetcherImpl.java#L208-L222
123,866
apache/flink
flink-table/flink-table-planner-blink/src/main/java/org/apache/calcite/plan/RelOptCluster.java
RelOptCluster.create
public static RelOptCluster create(RelOptPlanner planner, RexBuilder rexBuilder) { return new RelOptCluster(planner, rexBuilder.getTypeFactory(), rexBuilder, new AtomicInteger(0), new HashMap<String, RelNode>()); }
java
public static RelOptCluster create(RelOptPlanner planner, RexBuilder rexBuilder) { return new RelOptCluster(planner, rexBuilder.getTypeFactory(), rexBuilder, new AtomicInteger(0), new HashMap<String, RelNode>()); }
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Creates a cluster.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-planner-blink/src/main/java/org/apache/calcite/plan/RelOptCluster.java#L99-L103
123,867
apache/flink
flink-table/flink-table-planner-blink/src/main/java/org/apache/flink/table/functions/aggfunctions/AvgAggFunction.java
AvgAggFunction.getValueExpression
@Override public Expression getValueExpression() { return ifThenElse(equalTo(count, literal(0L)), nullOf(getResultType()), div(sum, count)); }
java
@Override public Expression getValueExpression() { return ifThenElse(equalTo(count, literal(0L)), nullOf(getResultType()), div(sum, count)); }
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If all input are nulls, count will be 0 and we will get null after the division.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-planner-blink/src/main/java/org/apache/flink/table/functions/aggfunctions/AvgAggFunction.java#L106-L109
123,868
apache/flink
flink-connectors/flink-connector-filesystem/src/main/java/org/apache/flink/streaming/connectors/fs/bucketing/BucketingSink.java
BucketingSink.closeCurrentPartFile
private void closeCurrentPartFile(BucketState<T> bucketState) throws Exception { if (bucketState.isWriterOpen) { bucketState.writer.close(); bucketState.isWriterOpen = false; } if (bucketState.currentFile != null) { Path currentPartPath = new Path(bucketState.currentFile); Path inProgressPath = getIn...
java
private void closeCurrentPartFile(BucketState<T> bucketState) throws Exception { if (bucketState.isWriterOpen) { bucketState.writer.close(); bucketState.isWriterOpen = false; } if (bucketState.currentFile != null) { Path currentPartPath = new Path(bucketState.currentFile); Path inProgressPath = getIn...
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Closes the current part file and moves it from the in-progress state to the pending state.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-connectors/flink-connector-filesystem/src/main/java/org/apache/flink/streaming/connectors/fs/bucketing/BucketingSink.java#L590-L608
123,869
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/job/checkpoints/CheckpointStatsCache.java
CheckpointStatsCache.tryAdd
public void tryAdd(AbstractCheckpointStats checkpoint) { // Don't add in progress checkpoints as they will be replaced by their // completed/failed version eventually. if (cache != null && checkpoint != null && !checkpoint.getStatus().isInProgress()) { cache.put(checkpoint.getCheckpointId(), checkpoint); } ...
java
public void tryAdd(AbstractCheckpointStats checkpoint) { // Don't add in progress checkpoints as they will be replaced by their // completed/failed version eventually. if (cache != null && checkpoint != null && !checkpoint.getStatus().isInProgress()) { cache.put(checkpoint.getCheckpointId(), checkpoint); } ...
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Try to add the checkpoint to the cache. @param checkpoint Checkpoint to be added.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/job/checkpoints/CheckpointStatsCache.java#L59-L65
123,870
apache/flink
flink-table/flink-sql-client/src/main/java/org/apache/flink/table/client/gateway/local/ExecutionContext.java
ExecutionContext.wrapClassLoader
public <R> R wrapClassLoader(Supplier<R> supplier) { try (TemporaryClassLoaderContext tmpCl = new TemporaryClassLoaderContext(classLoader)){ return supplier.get(); } }
java
public <R> R wrapClassLoader(Supplier<R> supplier) { try (TemporaryClassLoaderContext tmpCl = new TemporaryClassLoaderContext(classLoader)){ return supplier.get(); } }
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Executes the given supplier using the execution context's classloader as thread classloader.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-sql-client/src/main/java/org/apache/flink/table/client/gateway/local/ExecutionContext.java#L188-L192
123,871
apache/flink
flink-libraries/flink-python/src/main/java/org/apache/flink/python/api/functions/PythonMapPartition.java
PythonMapPartition.open
@Override public void open(Configuration config) throws IOException { streamer.open(); streamer.sendBroadCastVariables(config); }
java
@Override public void open(Configuration config) throws IOException { streamer.open(); streamer.sendBroadCastVariables(config); }
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Opens this function. @param config configuration @throws IOException
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-libraries/flink-python/src/main/java/org/apache/flink/python/api/functions/PythonMapPartition.java#L51-L55
123,872
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/accumulators/AccumulatorRegistry.java
AccumulatorRegistry.getSnapshot
public AccumulatorSnapshot getSnapshot() { try { return new AccumulatorSnapshot(jobID, taskID, userAccumulators); } catch (Throwable e) { LOG.warn("Failed to serialize accumulators for task.", e); return null; } }
java
public AccumulatorSnapshot getSnapshot() { try { return new AccumulatorSnapshot(jobID, taskID, userAccumulators); } catch (Throwable e) { LOG.warn("Failed to serialize accumulators for task.", e); return null; } }
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Creates a snapshot of this accumulator registry. @return a serialized accumulator map
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/accumulators/AccumulatorRegistry.java#L55-L62
123,873
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/query/TaskKvStateRegistry.java
TaskKvStateRegistry.registerKvState
public void registerKvState(KeyGroupRange keyGroupRange, String registrationName, InternalKvState<?, ?, ?> kvState) { KvStateID kvStateId = registry.registerKvState(jobId, jobVertexId, keyGroupRange, registrationName, kvState); registeredKvStates.add(new KvStateInfo(keyGroupRange, registrationName, kvStateId)); }
java
public void registerKvState(KeyGroupRange keyGroupRange, String registrationName, InternalKvState<?, ?, ?> kvState) { KvStateID kvStateId = registry.registerKvState(jobId, jobVertexId, keyGroupRange, registrationName, kvState); registeredKvStates.add(new KvStateInfo(keyGroupRange, registrationName, kvStateId)); }
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Registers the KvState instance at the KvStateRegistry. @param keyGroupRange Key group range the KvState instance belongs to @param registrationName The registration name (not necessarily the same as the KvState name defined in the state descriptor used to create the KvState instance) @param kvState The
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/query/TaskKvStateRegistry.java#L63-L66
123,874
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/query/TaskKvStateRegistry.java
TaskKvStateRegistry.unregisterAll
public void unregisterAll() { for (KvStateInfo kvState : registeredKvStates) { registry.unregisterKvState(jobId, jobVertexId, kvState.keyGroupRange, kvState.registrationName, kvState.kvStateId); } }
java
public void unregisterAll() { for (KvStateInfo kvState : registeredKvStates) { registry.unregisterKvState(jobId, jobVertexId, kvState.keyGroupRange, kvState.registrationName, kvState.kvStateId); } }
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Unregisters all registered KvState instances from the KvStateRegistry.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/query/TaskKvStateRegistry.java#L71-L75
123,875
apache/flink
flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java
ConfigOption.withFallbackKeys
public ConfigOption<T> withFallbackKeys(String... fallbackKeys) { final Stream<FallbackKey> newFallbackKeys = Arrays.stream(fallbackKeys).map(FallbackKey::createFallbackKey); final Stream<FallbackKey> currentAlternativeKeys = Arrays.stream(this.fallbackKeys); // put fallback keys first so that they are prioritiz...
java
public ConfigOption<T> withFallbackKeys(String... fallbackKeys) { final Stream<FallbackKey> newFallbackKeys = Arrays.stream(fallbackKeys).map(FallbackKey::createFallbackKey); final Stream<FallbackKey> currentAlternativeKeys = Arrays.stream(this.fallbackKeys); // put fallback keys first so that they are prioritiz...
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Creates a new config option, using this option's key and default value, and adding the given fallback keys. <p>When obtaining a value from the configuration via {@link Configuration#getValue(ConfigOption)}, the fallback keys will be checked in the order provided to this method. The first key for which a value is found...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java#L119-L127
123,876
apache/flink
flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java
ConfigOption.withDeprecatedKeys
public ConfigOption<T> withDeprecatedKeys(String... deprecatedKeys) { final Stream<FallbackKey> newDeprecatedKeys = Arrays.stream(deprecatedKeys).map(FallbackKey::createDeprecatedKey); final Stream<FallbackKey> currentAlternativeKeys = Arrays.stream(this.fallbackKeys); // put deprecated keys last so that they ar...
java
public ConfigOption<T> withDeprecatedKeys(String... deprecatedKeys) { final Stream<FallbackKey> newDeprecatedKeys = Arrays.stream(deprecatedKeys).map(FallbackKey::createDeprecatedKey); final Stream<FallbackKey> currentAlternativeKeys = Arrays.stream(this.fallbackKeys); // put deprecated keys last so that they ar...
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Creates a new config option, using this option's key and default value, and adding the given deprecated keys. <p>When obtaining a value from the configuration via {@link Configuration#getValue(ConfigOption)}, the deprecated keys will be checked in the order provided to this method. The first key for which a value is f...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java#L140-L148
123,877
apache/flink
flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java
ConfigOption.fallbackKeys
public Iterable<FallbackKey> fallbackKeys() { return (fallbackKeys == EMPTY) ? Collections.emptyList() : Arrays.asList(fallbackKeys); }
java
public Iterable<FallbackKey> fallbackKeys() { return (fallbackKeys == EMPTY) ? Collections.emptyList() : Arrays.asList(fallbackKeys); }
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Gets the fallback keys, in the order to be checked. @return The option's fallback keys.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-core/src/main/java/org/apache/flink/configuration/ConfigOption.java#L210-L212
123,878
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/ExecutionJobVertex.java
ExecutionJobVertex.getAggregateJobVertexState
public static ExecutionState getAggregateJobVertexState(int[] verticesPerState, int parallelism) { if (verticesPerState == null || verticesPerState.length != ExecutionState.values().length) { throw new IllegalArgumentException("Must provide an array as large as there are execution states."); } if (verticesPer...
java
public static ExecutionState getAggregateJobVertexState(int[] verticesPerState, int parallelism) { if (verticesPerState == null || verticesPerState.length != ExecutionState.values().length) { throw new IllegalArgumentException("Must provide an array as large as there are execution states."); } if (verticesPer...
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A utility function that computes an "aggregated" state for the vertex. <p>This state is not used anywhere in the coordination, but can be used for display in dashboards to as a summary for how the particular parallel operation represented by this ExecutionJobVertex is currently behaving. <p>For example, if at least ...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/ExecutionJobVertex.java#L654-L679
123,879
apache/flink
flink-filesystems/flink-hadoop-fs/src/main/java/org/apache/flink/runtime/util/HadoopUtils.java
HadoopUtils.hasHDFSDelegationToken
public static boolean hasHDFSDelegationToken() throws Exception { UserGroupInformation loginUser = UserGroupInformation.getCurrentUser(); Collection<Token<? extends TokenIdentifier>> usrTok = loginUser.getTokens(); for (Token<? extends TokenIdentifier> token : usrTok) { if (token.getKind().equals(HDFS_DELEGATI...
java
public static boolean hasHDFSDelegationToken() throws Exception { UserGroupInformation loginUser = UserGroupInformation.getCurrentUser(); Collection<Token<? extends TokenIdentifier>> usrTok = loginUser.getTokens(); for (Token<? extends TokenIdentifier> token : usrTok) { if (token.getKind().equals(HDFS_DELEGATI...
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Indicates whether the current user has an HDFS delegation token.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-filesystems/flink-hadoop-fs/src/main/java/org/apache/flink/runtime/util/HadoopUtils.java#L118-L127
123,880
apache/flink
flink-filesystems/flink-hadoop-fs/src/main/java/org/apache/flink/runtime/util/HadoopUtils.java
HadoopUtils.isMinHadoopVersion
public static boolean isMinHadoopVersion(int major, int minor) throws FlinkRuntimeException { String versionString = VersionInfo.getVersion(); String[] versionParts = versionString.split("\\."); if (versionParts.length < 2) { throw new FlinkRuntimeException( "Cannot determine version of Hadoop, unexpecte...
java
public static boolean isMinHadoopVersion(int major, int minor) throws FlinkRuntimeException { String versionString = VersionInfo.getVersion(); String[] versionParts = versionString.split("\\."); if (versionParts.length < 2) { throw new FlinkRuntimeException( "Cannot determine version of Hadoop, unexpecte...
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Checks if the Hadoop dependency is at least of the given version.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-filesystems/flink-hadoop-fs/src/main/java/org/apache/flink/runtime/util/HadoopUtils.java#L132-L145
123,881
apache/flink
flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/avro/ParquetAvroWriters.java
ParquetAvroWriters.forSpecificRecord
public static <T extends SpecificRecordBase> ParquetWriterFactory<T> forSpecificRecord(Class<T> type) { final String schemaString = SpecificData.get().getSchema(type).toString(); final ParquetBuilder<T> builder = (out) -> createAvroParquetWriter(schemaString, SpecificData.get(), out); return new ParquetWriterFact...
java
public static <T extends SpecificRecordBase> ParquetWriterFactory<T> forSpecificRecord(Class<T> type) { final String schemaString = SpecificData.get().getSchema(type).toString(); final ParquetBuilder<T> builder = (out) -> createAvroParquetWriter(schemaString, SpecificData.get(), out); return new ParquetWriterFact...
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Creates a ParquetWriterFactory for an Avro specific type. The Parquet writers will use the schema of that specific type to build and write the columnar data. @param type The class of the type to write.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/avro/ParquetAvroWriters.java#L47-L51
123,882
apache/flink
flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/avro/ParquetAvroWriters.java
ParquetAvroWriters.forGenericRecord
public static ParquetWriterFactory<GenericRecord> forGenericRecord(Schema schema) { final String schemaString = schema.toString(); final ParquetBuilder<GenericRecord> builder = (out) -> createAvroParquetWriter(schemaString, GenericData.get(), out); return new ParquetWriterFactory<>(builder); }
java
public static ParquetWriterFactory<GenericRecord> forGenericRecord(Schema schema) { final String schemaString = schema.toString(); final ParquetBuilder<GenericRecord> builder = (out) -> createAvroParquetWriter(schemaString, GenericData.get(), out); return new ParquetWriterFactory<>(builder); }
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Creates a ParquetWriterFactory that accepts and writes Avro generic types. The Parquet writers will use the given schema to build and write the columnar data. @param schema The schema of the generic type.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/avro/ParquetAvroWriters.java#L59-L63
123,883
apache/flink
flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/avro/ParquetAvroWriters.java
ParquetAvroWriters.forReflectRecord
public static <T> ParquetWriterFactory<T> forReflectRecord(Class<T> type) { final String schemaString = ReflectData.get().getSchema(type).toString(); final ParquetBuilder<T> builder = (out) -> createAvroParquetWriter(schemaString, ReflectData.get(), out); return new ParquetWriterFactory<>(builder); }
java
public static <T> ParquetWriterFactory<T> forReflectRecord(Class<T> type) { final String schemaString = ReflectData.get().getSchema(type).toString(); final ParquetBuilder<T> builder = (out) -> createAvroParquetWriter(schemaString, ReflectData.get(), out); return new ParquetWriterFactory<>(builder); }
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Creates a ParquetWriterFactory for the given type. The Parquet writers will use Avro to reflectively create a schema for the type and use that schema to write the columnar data. @param type The class of the type to write.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-formats/flink-parquet/src/main/java/org/apache/flink/formats/parquet/avro/ParquetAvroWriters.java#L71-L75
123,884
apache/flink
flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/store/ZooKeeperMesosWorkerStore.java
ZooKeeperMesosWorkerStore.getFrameworkID
@Override public Option<Protos.FrameworkID> getFrameworkID() throws Exception { synchronized (startStopLock) { verifyIsRunning(); Option<Protos.FrameworkID> frameworkID; byte[] value = frameworkIdInZooKeeper.getValue(); if (value.length == 0) { frameworkID = Option.empty(); } else { framework...
java
@Override public Option<Protos.FrameworkID> getFrameworkID() throws Exception { synchronized (startStopLock) { verifyIsRunning(); Option<Protos.FrameworkID> frameworkID; byte[] value = frameworkIdInZooKeeper.getValue(); if (value.length == 0) { frameworkID = Option.empty(); } else { framework...
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Get the persisted framework ID. @return the current ID or empty if none is yet persisted. @throws Exception on ZK failures, interruptions.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/store/ZooKeeperMesosWorkerStore.java#L113-L129
123,885
apache/flink
flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/store/ZooKeeperMesosWorkerStore.java
ZooKeeperMesosWorkerStore.setFrameworkID
@Override public void setFrameworkID(Option<Protos.FrameworkID> frameworkID) throws Exception { synchronized (startStopLock) { verifyIsRunning(); byte[] value = frameworkID.isDefined() ? frameworkID.get().getValue().getBytes(ConfigConstants.DEFAULT_CHARSET) : new byte[0]; frameworkIdInZooKeeper.setValu...
java
@Override public void setFrameworkID(Option<Protos.FrameworkID> frameworkID) throws Exception { synchronized (startStopLock) { verifyIsRunning(); byte[] value = frameworkID.isDefined() ? frameworkID.get().getValue().getBytes(ConfigConstants.DEFAULT_CHARSET) : new byte[0]; frameworkIdInZooKeeper.setValu...
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Update the persisted framework ID. @param frameworkID the new ID or empty to remove the persisted ID. @throws Exception on ZK failures, interruptions.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/store/ZooKeeperMesosWorkerStore.java#L136-L145
123,886
apache/flink
flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/store/ZooKeeperMesosWorkerStore.java
ZooKeeperMesosWorkerStore.newTaskID
@Override public Protos.TaskID newTaskID() throws Exception { synchronized (startStopLock) { verifyIsRunning(); int nextCount; boolean success; do { ZooKeeperVersionedValue<Integer> count = totalTaskCountInZooKeeper.getVersionedValue(); nextCount = count.getValue() + 1; success = totalTaskCo...
java
@Override public Protos.TaskID newTaskID() throws Exception { synchronized (startStopLock) { verifyIsRunning(); int nextCount; boolean success; do { ZooKeeperVersionedValue<Integer> count = totalTaskCountInZooKeeper.getVersionedValue(); nextCount = count.getValue() + 1; success = totalTaskCo...
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Generates a new task ID.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-mesos/src/main/java/org/apache/flink/mesos/runtime/clusterframework/store/ZooKeeperMesosWorkerStore.java#L150-L167
123,887
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java
MemoryManager.shutdown
public void shutdown() { // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { if (!isShutDown) { // mark as shutdown and release memory isShutDown = true; numNonAllocatedPages = 0; // go over all allocated segments and release them for (Set<MemorySegment> ...
java
public void shutdown() { // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { if (!isShutDown) { // mark as shutdown and release memory isShutDown = true; numNonAllocatedPages = 0; // go over all allocated segments and release them for (Set<MemorySegment> ...
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Shuts the memory manager down, trying to release all the memory it managed. Depending on implementation details, the memory does not necessarily become reclaimable by the garbage collector, because there might still be references to allocated segments in the code that allocated them from the memory manager.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java#L201-L220
123,888
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java
MemoryManager.release
public void release(MemorySegment segment) { // check if segment is null or has already been freed if (segment == null || segment.getOwner() == null) { return; } final Object owner = segment.getOwner(); // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { // preve...
java
public void release(MemorySegment segment) { // check if segment is null or has already been freed if (segment == null || segment.getOwner() == null) { return; } final Object owner = segment.getOwner(); // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { // preve...
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Tries to release the memory for the specified segment. If the segment has already been released or is null, the request is simply ignored. <p>If the memory manager manages pre-allocated memory, the memory segment goes back to the memory pool. Otherwise, the segment is only freed and made eligible for reclamation by th...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java#L337-L380
123,889
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java
MemoryManager.release
public void release(Collection<MemorySegment> segments) { if (segments == null) { return; } // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { if (isShutDown) { throw new IllegalStateException("Memory manager has been shut down."); } // since concurrent mo...
java
public void release(Collection<MemorySegment> segments) { if (segments == null) { return; } // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { if (isShutDown) { throw new IllegalStateException("Memory manager has been shut down."); } // since concurrent mo...
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Tries to release many memory segments together. <p>If the memory manager manages pre-allocated memory, the memory segment goes back to the memory pool. Otherwise, the segment is only freed and made eligible for reclamation by the GC. @param segments The segments to be released. @throws NullPointerException Thrown, if...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java#L392-L465
123,890
apache/flink
flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java
MemoryManager.releaseAll
public void releaseAll(Object owner) { if (owner == null) { return; } // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { if (isShutDown) { throw new IllegalStateException("Memory manager has been shut down."); } // get all segments final Set<MemorySegme...
java
public void releaseAll(Object owner) { if (owner == null) { return; } // -------------------- BEGIN CRITICAL SECTION ------------------- synchronized (lock) { if (isShutDown) { throw new IllegalStateException("Memory manager has been shut down."); } // get all segments final Set<MemorySegme...
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Releases all memory segments for the given owner. @param owner The owner memory segments are to be released.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-runtime/src/main/java/org/apache/flink/runtime/memory/MemoryManager.java#L472-L507
123,891
apache/flink
flink-table/flink-table-planner/src/main/java/org/apache/flink/table/expressions/lookups/FieldReferenceLookup.java
FieldReferenceLookup.getAllInputFields
public List<FieldReferenceExpression> getAllInputFields() { return fieldReferences.stream().flatMap(input -> input.values().stream()).collect(toList()); }
java
public List<FieldReferenceExpression> getAllInputFields() { return fieldReferences.stream().flatMap(input -> input.values().stream()).collect(toList()); }
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Gives all fields of underlying inputs in order of those inputs and order of fields within input. @return concatenated list of fields of all inputs.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,892
apache/flink
flink-formats/flink-csv/src/main/java/org/apache/flink/table/descriptors/Csv.java
Csv.schema
public Csv schema(TypeInformation<Row> schemaType) { Preconditions.checkNotNull(schemaType); internalProperties.putString(FORMAT_SCHEMA, TypeStringUtils.writeTypeInfo(schemaType)); return this; }
java
public Csv schema(TypeInformation<Row> schemaType) { Preconditions.checkNotNull(schemaType); internalProperties.putString(FORMAT_SCHEMA, TypeStringUtils.writeTypeInfo(schemaType)); return this; }
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Sets the format schema with field names and the types. Required if schema is not derived. @param schemaType type information that describes the schema
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,893
apache/flink
flink-libraries/flink-python/src/main/java/org/apache/flink/python/api/PythonPlanBinder.java
PythonPlanBinder.main
public static void main(String[] args) throws Exception { Configuration globalConfig = GlobalConfiguration.loadConfiguration(); PythonPlanBinder binder = new PythonPlanBinder(globalConfig); try { binder.runPlan(args); } catch (Exception e) { System.out.println("Failed to run plan: " + e.getMessage()); ...
java
public static void main(String[] args) throws Exception { Configuration globalConfig = GlobalConfiguration.loadConfiguration(); PythonPlanBinder binder = new PythonPlanBinder(globalConfig); try { binder.runPlan(args); } catch (Exception e) { System.out.println("Failed to run plan: " + e.getMessage()); ...
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Entry point for the execution of a python plan. @param args planPath[ package1[ packageX[ - parameter1[ parameterX]]]] @throws Exception
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-libraries/flink-python/src/main/java/org/apache/flink/python/api/PythonPlanBinder.java#L94-L103
123,894
apache/flink
flink-libraries/flink-gelly/src/main/java/org/apache/flink/graph/AnalyticHelper.java
AnalyticHelper.addAccumulator
public <V, A extends Serializable> void addAccumulator(String name, Accumulator<V, A> accumulator) { getRuntimeContext().addAccumulator(id + SEPARATOR + name, accumulator); }
java
public <V, A extends Serializable> void addAccumulator(String name, Accumulator<V, A> accumulator) { getRuntimeContext().addAccumulator(id + SEPARATOR + name, accumulator); }
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Adds an accumulator by prepending the given name with a random string. @param name The name of the accumulator @param accumulator The accumulator @param <V> Type of values that are added to the accumulator @param <A> Type of the accumulator result as it will be reported to the client
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,895
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/deduplicate/DeduplicateFunctionHelper.java
DeduplicateFunctionHelper.processLastRow
static void processLastRow(BaseRow currentRow, boolean generateRetraction, ValueState<BaseRow> state, Collector<BaseRow> out) throws Exception { // Check message should be accumulate Preconditions.checkArgument(BaseRowUtil.isAccumulateMsg(currentRow)); if (generateRetraction) { // state stores complete row ...
java
static void processLastRow(BaseRow currentRow, boolean generateRetraction, ValueState<BaseRow> state, Collector<BaseRow> out) throws Exception { // Check message should be accumulate Preconditions.checkArgument(BaseRowUtil.isAccumulateMsg(currentRow)); if (generateRetraction) { // state stores complete row ...
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Processes element to deduplicate on keys, sends current element as last row, retracts previous element if needed. @param currentRow latest row received by deduplicate function @param generateRetraction whether need to send retract message to downstream @param state state of function @param out underlying collector @th...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/deduplicate/DeduplicateFunctionHelper.java#L42-L56
123,896
apache/flink
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/deduplicate/DeduplicateFunctionHelper.java
DeduplicateFunctionHelper.processFirstRow
static void processFirstRow(BaseRow currentRow, ValueState<Boolean> state, Collector<BaseRow> out) throws Exception { // Check message should be accumulate Preconditions.checkArgument(BaseRowUtil.isAccumulateMsg(currentRow)); // ignore record with timestamp bigger than preRow if (state.value() != null) { ...
java
static void processFirstRow(BaseRow currentRow, ValueState<Boolean> state, Collector<BaseRow> out) throws Exception { // Check message should be accumulate Preconditions.checkArgument(BaseRowUtil.isAccumulateMsg(currentRow)); // ignore record with timestamp bigger than preRow if (state.value() != null) { ...
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Processes element to deduplicate on keys, sends current element if it is first row. @param currentRow latest row received by deduplicate function @param state state of function @param out underlying collector @throws Exception
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,897
apache/flink
flink-java/src/main/java/org/apache/flink/api/java/sampling/BernoulliSampler.java
BernoulliSampler.sample
@Override public Iterator<T> sample(final Iterator<T> input) { if (fraction == 0) { return emptyIterable; } return new SampledIterator<T>() { T current = null; @Override public boolean hasNext() { if (current == null) { current = getNextSampledElement(); } return current != null; ...
java
@Override public Iterator<T> sample(final Iterator<T> input) { if (fraction == 0) { return emptyIterable; } return new SampledIterator<T>() { T current = null; @Override public boolean hasNext() { if (current == null) { current = getNextSampledElement(); } return current != null; ...
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Sample the input elements, for each input element, take a Bernoulli trail for sampling. @param input Elements to be sampled. @return The sampled result which is lazy computed upon input elements.
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
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123,898
apache/flink
flink-queryable-state/flink-queryable-state-client-java/src/main/java/org/apache/flink/queryablestate/client/state/serialization/KvStateSerializer.java
KvStateSerializer.serializeValue
public static <T> byte[] serializeValue(T value, TypeSerializer<T> serializer) throws IOException { if (value != null) { // Serialize DataOutputSerializer dos = new DataOutputSerializer(32); serializer.serialize(value, dos); return dos.getCopyOfBuffer(); } else { return null; } }
java
public static <T> byte[] serializeValue(T value, TypeSerializer<T> serializer) throws IOException { if (value != null) { // Serialize DataOutputSerializer dos = new DataOutputSerializer(32); serializer.serialize(value, dos); return dos.getCopyOfBuffer(); } else { return null; } }
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Serializes the value with the given serializer. @param value Value of type T to serialize @param serializer Serializer for T @param <T> Type of the value @return Serialized value or <code>null</code> if value <code>null</code> @throws IOException On failure during serialization
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-queryable-state/flink-queryable-state-client-java/src/main/java/org/apache/flink/queryablestate/client/state/serialization/KvStateSerializer.java#L124-L133
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apache/flink
flink-queryable-state/flink-queryable-state-client-java/src/main/java/org/apache/flink/queryablestate/client/state/serialization/KvStateSerializer.java
KvStateSerializer.deserializeValue
public static <T> T deserializeValue(byte[] serializedValue, TypeSerializer<T> serializer) throws IOException { if (serializedValue == null) { return null; } else { final DataInputDeserializer deser = new DataInputDeserializer( serializedValue, 0, serializedValue.length); final T value = serializer.des...
java
public static <T> T deserializeValue(byte[] serializedValue, TypeSerializer<T> serializer) throws IOException { if (serializedValue == null) { return null; } else { final DataInputDeserializer deser = new DataInputDeserializer( serializedValue, 0, serializedValue.length); final T value = serializer.des...
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Deserializes the value with the given serializer. @param serializedValue Serialized value of type T @param serializer Serializer for T @param <T> Type of the value @return Deserialized value or <code>null</code> if the serialized value is <code>null</code> @throws IOException On failure during deseria...
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b62db93bf63cb3bb34dd03d611a779d9e3fc61ac
https://github.com/apache/flink/blob/b62db93bf63cb3bb34dd03d611a779d9e3fc61ac/flink-queryable-state/flink-queryable-state-client-java/src/main/java/org/apache/flink/queryablestate/client/state/serialization/KvStateSerializer.java#L145-L160