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127,600
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/schema/SystemSchema.java
SystemSchema.getTasks
private static JsonParserIterator<TaskStatusPlus> getTasks( DruidLeaderClient indexingServiceClient, ObjectMapper jsonMapper, BytesAccumulatingResponseHandler responseHandler ) { Request request; try { request = indexingServiceClient.makeRequest( HttpMethod.GET, S...
java
private static JsonParserIterator<TaskStatusPlus> getTasks( DruidLeaderClient indexingServiceClient, ObjectMapper jsonMapper, BytesAccumulatingResponseHandler responseHandler ) { Request request; try { request = indexingServiceClient.makeRequest( HttpMethod.GET, S...
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Note that overlord must be up to get tasks
[ "Note", "that", "overlord", "must", "be", "up", "to", "get", "tasks" ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/schema/SystemSchema.java#L657-L691
127,601
apache/incubator-druid
server/src/main/java/org/apache/druid/metadata/IndexerSQLMetadataStorageCoordinator.java
IndexerSQLMetadataStorageCoordinator.announceHistoricalSegment
private boolean announceHistoricalSegment( final Handle handle, final DataSegment segment, final boolean used ) throws IOException { try { if (segmentExists(handle, segment)) { log.info("Found [%s] in DB, not updating DB", segment.getId()); return false; } //...
java
private boolean announceHistoricalSegment( final Handle handle, final DataSegment segment, final boolean used ) throws IOException { try { if (segmentExists(handle, segment)) { log.info("Found [%s] in DB, not updating DB", segment.getId()); return false; } //...
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Attempts to insert a single segment to the database. If the segment already exists, will do nothing; although, this checking is imperfect and callers must be prepared to retry their entire transaction on exceptions. @return true if the segment was added, false if it already existed
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/metadata/IndexerSQLMetadataStorageCoordinator.java#L739-L781
127,602
apache/incubator-druid
server/src/main/java/org/apache/druid/metadata/IndexerSQLMetadataStorageCoordinator.java
IndexerSQLMetadataStorageCoordinator.getDataSourceMetadata
@Override public DataSourceMetadata getDataSourceMetadata(final String dataSource) { final byte[] bytes = connector.lookup( dbTables.getDataSourceTable(), "dataSource", "commit_metadata_payload", dataSource ); if (bytes == null) { return null; } try { ...
java
@Override public DataSourceMetadata getDataSourceMetadata(final String dataSource) { final byte[] bytes = connector.lookup( dbTables.getDataSourceTable(), "dataSource", "commit_metadata_payload", dataSource ); if (bytes == null) { return null; } try { ...
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Read dataSource metadata. Returns null if there is no metadata.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/metadata/IndexerSQLMetadataStorageCoordinator.java#L796-L816
127,603
apache/incubator-druid
server/src/main/java/org/apache/druid/metadata/IndexerSQLMetadataStorageCoordinator.java
IndexerSQLMetadataStorageCoordinator.getDataSourceMetadataWithHandleAsBytes
private byte[] getDataSourceMetadataWithHandleAsBytes( final Handle handle, final String dataSource ) { return connector.lookupWithHandle( handle, dbTables.getDataSourceTable(), "dataSource", "commit_metadata_payload", dataSource ); }
java
private byte[] getDataSourceMetadataWithHandleAsBytes( final Handle handle, final String dataSource ) { return connector.lookupWithHandle( handle, dbTables.getDataSourceTable(), "dataSource", "commit_metadata_payload", dataSource ); }
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Read dataSource metadata as bytes, from a specific handle. Returns null if there is no metadata.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/metadata/IndexerSQLMetadataStorageCoordinator.java#L821-L833
127,604
apache/incubator-druid
extensions-contrib/kafka-emitter/src/main/java/org/apache/druid/emitter/kafka/MemoryBoundLinkedBlockingQueue.java
MemoryBoundLinkedBlockingQueue.take
public ObjectContainer<T> take() throws InterruptedException { final ObjectContainer<T> ret = queue.take(); currentMemory.addAndGet(-ret.getSize()); return ret; }
java
public ObjectContainer<T> take() throws InterruptedException { final ObjectContainer<T> ret = queue.take(); currentMemory.addAndGet(-ret.getSize()); return ret; }
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blocks until at least one item is available to take
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-contrib/kafka-emitter/src/main/java/org/apache/druid/emitter/kafka/MemoryBoundLinkedBlockingQueue.java#L57-L62
127,605
apache/incubator-druid
processing/src/main/java/org/apache/druid/segment/incremental/IncrementalIndexAdapter.java
IncrementalIndexAdapter.processRows
private void processRows( IncrementalIndex<?> index, BitmapFactory bitmapFactory, List<IncrementalIndex.DimensionDesc> dimensions ) { int rowNum = 0; for (IncrementalIndexRow row : index.getFacts().persistIterable()) { final Object[] dims = row.getDims(); for (IncrementalIndex...
java
private void processRows( IncrementalIndex<?> index, BitmapFactory bitmapFactory, List<IncrementalIndex.DimensionDesc> dimensions ) { int rowNum = 0; for (IncrementalIndexRow row : index.getFacts().persistIterable()) { final Object[] dims = row.getDims(); for (IncrementalIndex...
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Sometimes it's hard to tell whether one dimension contains a null value or not. If one dimension had show a null or empty value explicitly, then yes, it contains null value. But if one dimension's values are all non-null, it still early to say this dimension does not contain null value. Consider a two row case, first r...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/segment/incremental/IncrementalIndexAdapter.java#L89-L118
127,606
apache/incubator-druid
server/src/main/java/org/apache/druid/segment/indexing/RealtimeTuningConfig.java
RealtimeTuningConfig.makeDefaultTuningConfig
public static RealtimeTuningConfig makeDefaultTuningConfig(final @Nullable File basePersistDirectory) { return new RealtimeTuningConfig( defaultMaxRowsInMemory, 0L, defaultIntermediatePersistPeriod, defaultWindowPeriod, basePersistDirectory == null ? createNewBasePersistDir...
java
public static RealtimeTuningConfig makeDefaultTuningConfig(final @Nullable File basePersistDirectory) { return new RealtimeTuningConfig( defaultMaxRowsInMemory, 0L, defaultIntermediatePersistPeriod, defaultWindowPeriod, basePersistDirectory == null ? createNewBasePersistDir...
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Might make sense for this to be a builder
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/segment/indexing/RealtimeTuningConfig.java#L72-L94
127,607
apache/incubator-druid
server/src/main/java/org/apache/druid/segment/realtime/FireDepartmentMetrics.java
FireDepartmentMetrics.merge
public FireDepartmentMetrics merge(FireDepartmentMetrics other) { Preconditions.checkNotNull(other, "Cannot merge a null FireDepartmentMetrics"); FireDepartmentMetrics otherSnapshot = other.snapshot(); processedCount.addAndGet(otherSnapshot.processed()); processedWithErrorsCount.addAndGet(otherSnapsho...
java
public FireDepartmentMetrics merge(FireDepartmentMetrics other) { Preconditions.checkNotNull(other, "Cannot merge a null FireDepartmentMetrics"); FireDepartmentMetrics otherSnapshot = other.snapshot(); processedCount.addAndGet(otherSnapshot.processed()); processedWithErrorsCount.addAndGet(otherSnapsho...
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merge other FireDepartmentMetrics, will modify this object's data @return this object
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/segment/realtime/FireDepartmentMetrics.java#L253-L276
127,608
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/worker/TaskAnnouncement.java
TaskAnnouncement.create
public static TaskAnnouncement create(Task task, TaskStatus status, TaskLocation location) { return create(task.getId(), task.getType(), task.getTaskResource(), status, location, task.getDataSource()); }
java
public static TaskAnnouncement create(Task task, TaskStatus status, TaskLocation location) { return create(task.getId(), task.getType(), task.getTaskResource(), status, location, task.getDataSource()); }
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nullable for backward compatibility
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/worker/TaskAnnouncement.java#L46-L49
127,609
apache/incubator-druid
processing/src/main/java/org/apache/druid/query/groupby/resource/GroupByQueryResource.java
GroupByQueryResource.getMergeBuffer
public ResourceHolder<ByteBuffer> getMergeBuffer() { final ByteBuffer buffer = mergeBuffers.pop(); return new ResourceHolder<ByteBuffer>() { @Override public ByteBuffer get() { return buffer; } @Override public void close() { mergeBuffers.add(buff...
java
public ResourceHolder<ByteBuffer> getMergeBuffer() { final ByteBuffer buffer = mergeBuffers.pop(); return new ResourceHolder<ByteBuffer>() { @Override public ByteBuffer get() { return buffer; } @Override public void close() { mergeBuffers.add(buff...
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Get a merge buffer from the pre-acquired resources. @return a resource holder containing a merge buffer @throws IllegalStateException if this resource is initialized with empty merge buffers, or there isn't any available merge buffers
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/query/groupby/resource/GroupByQueryResource.java#L64-L81
127,610
apache/incubator-druid
processing/src/main/java/org/apache/druid/segment/data/CompressionFactory.java
CompressionFactory.getFloatSupplier
public static Supplier<ColumnarFloats> getFloatSupplier( int totalSize, int sizePer, ByteBuffer fromBuffer, ByteOrder order, CompressionStrategy strategy ) { if (strategy == CompressionStrategy.NONE) { return new EntireLayoutColumnarFloatsSupplier(totalSize, fromBuffer, order...
java
public static Supplier<ColumnarFloats> getFloatSupplier( int totalSize, int sizePer, ByteBuffer fromBuffer, ByteOrder order, CompressionStrategy strategy ) { if (strategy == CompressionStrategy.NONE) { return new EntireLayoutColumnarFloatsSupplier(totalSize, fromBuffer, order...
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Float currently does not support any encoding types, and stores values as 4 byte float
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/segment/data/CompressionFactory.java#L341-L354
127,611
apache/incubator-druid
server/src/main/java/org/apache/druid/server/lookup/cache/LookupCoordinatorManager.java
LookupCoordinatorManager.getLookup
@Nullable public LookupExtractorFactoryMapContainer getLookup(final String tier, final String lookupName) { final Map<String, Map<String, LookupExtractorFactoryMapContainer>> prior = getKnownLookups(); if (prior == null) { LOG.warn("Requested tier [%s] lookupName [%s]. But no lookups exist!", tier, lo...
java
@Nullable public LookupExtractorFactoryMapContainer getLookup(final String tier, final String lookupName) { final Map<String, Map<String, LookupExtractorFactoryMapContainer>> prior = getKnownLookups(); if (prior == null) { LOG.warn("Requested tier [%s] lookupName [%s]. But no lookups exist!", tier, lo...
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Try to find a lookupName spec for the specified lookupName. @param lookupName The lookupName to look for @return The lookupName spec if found or null if not found or if no lookups at all are found
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/lookup/cache/LookupCoordinatorManager.java#L322-L336
127,612
apache/incubator-druid
extensions-contrib/materialized-view-selection/src/main/java/org/apache/druid/query/materializedview/DerivativeDataSourceManager.java
DerivativeDataSourceManager.getAvgSizePerGranularity
private long getAvgSizePerGranularity(String datasource) { return connector.retryWithHandle( new HandleCallback<Long>() { Set<Interval> intervals = new HashSet<>(); long totalSize = 0; @Override public Long withHandle(Handle handle) { handle.cr...
java
private long getAvgSizePerGranularity(String datasource) { return connector.retryWithHandle( new HandleCallback<Long>() { Set<Interval> intervals = new HashSet<>(); long totalSize = 0; @Override public Long withHandle(Handle handle) { handle.cr...
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calculate the average data size per segment granularity for a given datasource. e.g. for a datasource, there're 5 segments as follows, interval = "2018-04-01/2017-04-02", segment size = 1024 * 1024 * 2 interval = "2018-04-01/2017-04-02", segment size = 1024 * 1024 * 2 interval = "2018-04-02/2017-04-03", segment size =...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-contrib/materialized-view-selection/src/main/java/org/apache/druid/query/materializedview/DerivativeDataSourceManager.java#L227-L265
127,613
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/filtration/Filtration.java
Filtration.optimize
public Filtration optimize(final DruidQuerySignature querySignature) { return transform( this, ImmutableList.of( CombineAndSimplifyBounds.instance(), MoveTimeFiltersToIntervals.instance(), ConvertBoundsToSelectors.create(querySignature), ConvertSelec...
java
public Filtration optimize(final DruidQuerySignature querySignature) { return transform( this, ImmutableList.of( CombineAndSimplifyBounds.instance(), MoveTimeFiltersToIntervals.instance(), ConvertBoundsToSelectors.create(querySignature), ConvertSelec...
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Optimize a Filtration for querying, possibly pulling out intervals and simplifying the dimFilter in the process. @return equivalent Filtration
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/filtration/Filtration.java#L111-L124
127,614
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/filtration/Filtration.java
Filtration.optimizeFilterOnly
public Filtration optimizeFilterOnly(final DruidQuerySignature querySignature) { if (!intervals.equals(ImmutableList.of(eternity()))) { throw new ISE("Cannot optimizeFilterOnly when intervals are set"); } final Filtration transformed = transform( this, ImmutableList.of( ...
java
public Filtration optimizeFilterOnly(final DruidQuerySignature querySignature) { if (!intervals.equals(ImmutableList.of(eternity()))) { throw new ISE("Cannot optimizeFilterOnly when intervals are set"); } final Filtration transformed = transform( this, ImmutableList.of( ...
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Optimize a Filtration containing only a DimFilter, avoiding pulling out intervals. @return equivalent Filtration
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/filtration/Filtration.java#L131-L151
127,615
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java
DruidQuery.postAggregatorDirectColumnIsOk
private static boolean postAggregatorDirectColumnIsOk( final RowSignature aggregateRowSignature, final DruidExpression expression, final RexNode rexNode ) { if (!expression.isDirectColumnAccess()) { return false; } // Check if a cast is necessary. final ExprType toExprType =...
java
private static boolean postAggregatorDirectColumnIsOk( final RowSignature aggregateRowSignature, final DruidExpression expression, final RexNode rexNode ) { if (!expression.isDirectColumnAccess()) { return false; } // Check if a cast is necessary. final ExprType toExprType =...
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Returns true if a post-aggregation "expression" can be realized as a direct field access. This is true if it's a direct column access that doesn't require an implicit cast. @param aggregateRowSignature signature of the aggregation @param expression post-aggregation expression @param rexNode Re...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java#L634-L654
127,616
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java
DruidQuery.toTimeseriesQuery
@Nullable public TimeseriesQuery toTimeseriesQuery() { if (grouping == null || grouping.getHavingFilter() != null) { return null; } final Granularity queryGranularity; final boolean descending; int timeseriesLimit = 0; if (grouping.getDimensions().isEmpty()) { queryGranularity =...
java
@Nullable public TimeseriesQuery toTimeseriesQuery() { if (grouping == null || grouping.getHavingFilter() != null) { return null; } final Granularity queryGranularity; final boolean descending; int timeseriesLimit = 0; if (grouping.getDimensions().isEmpty()) { queryGranularity =...
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Return this query as a Timeseries query, or null if this query is not compatible with Timeseries. @return query
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java#L773-L849
127,617
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java
DruidQuery.toTopNQuery
@Nullable public TopNQuery toTopNQuery() { // Must have GROUP BY one column, ORDER BY zero or one column, limit less than maxTopNLimit, and no HAVING. final boolean topNOk = grouping != null && grouping.getDimensions().size() == 1 && limitSpec != null ...
java
@Nullable public TopNQuery toTopNQuery() { // Must have GROUP BY one column, ORDER BY zero or one column, limit less than maxTopNLimit, and no HAVING. final boolean topNOk = grouping != null && grouping.getDimensions().size() == 1 && limitSpec != null ...
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Return this query as a TopN query, or null if this query is not compatible with TopN. @return query or null
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java#L856-L923
127,618
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java
DruidQuery.toGroupByQuery
@Nullable public GroupByQuery toGroupByQuery() { if (grouping == null) { return null; } final Filtration filtration = Filtration.create(filter).optimize(sourceQuerySignature); final DimFilterHavingSpec havingSpec; if (grouping.getHavingFilter() != null) { havingSpec = new DimFilter...
java
@Nullable public GroupByQuery toGroupByQuery() { if (grouping == null) { return null; } final Filtration filtration = Filtration.create(filter).optimize(sourceQuerySignature); final DimFilterHavingSpec havingSpec; if (grouping.getHavingFilter() != null) { havingSpec = new DimFilter...
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Return this query as a GroupBy query, or null if this query is not compatible with GroupBy. @return query or null
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java#L930-L967
127,619
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java
DruidQuery.toScanQuery
@Nullable public ScanQuery toScanQuery() { if (grouping != null) { // Scan cannot GROUP BY. return null; } if (limitSpec != null && (limitSpec.getColumns().size() > 1 || (limitSpec.getColumns().size() == 1 && !Iterables.getOnlyElement(limitSpec.getColumns()) ...
java
@Nullable public ScanQuery toScanQuery() { if (grouping != null) { // Scan cannot GROUP BY. return null; } if (limitSpec != null && (limitSpec.getColumns().size() > 1 || (limitSpec.getColumns().size() == 1 && !Iterables.getOnlyElement(limitSpec.getColumns()) ...
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Return this query as a Scan query, or null if this query is not compatible with Scan. @return query or null
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/rel/DruidQuery.java#L974-L1024
127,620
apache/incubator-druid
extensions-core/datasketches/src/main/java/org/apache/druid/query/aggregation/datasketches/theta/SketchMergeAggregatorFactory.java
SketchMergeAggregatorFactory.finalizeComputation
@Override public Object finalizeComputation(Object object) { if (shouldFinalize) { SketchHolder holder = (SketchHolder) object; if (errorBoundsStdDev != null) { return holder.getEstimateWithErrorBounds(errorBoundsStdDev); } else { return holder.getEstimate(); } } else...
java
@Override public Object finalizeComputation(Object object) { if (shouldFinalize) { SketchHolder holder = (SketchHolder) object; if (errorBoundsStdDev != null) { return holder.getEstimateWithErrorBounds(errorBoundsStdDev); } else { return holder.getEstimate(); } } else...
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Finalize the computation on sketch object and returns estimate from underlying sketch. @param object the sketch object @return sketch object
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/datasketches/src/main/java/org/apache/druid/query/aggregation/datasketches/theta/SketchMergeAggregatorFactory.java#L120-L133
127,621
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java
Expressions.fromFieldAccess
public static RexNode fromFieldAccess( final RowSignature rowSignature, final Project project, final int fieldNumber ) { if (project == null) { // I don't think the factory impl matters here. return RexInputRef.of(fieldNumber, rowSignature.getRelDataType(new JavaTypeFactoryImpl()))...
java
public static RexNode fromFieldAccess( final RowSignature rowSignature, final Project project, final int fieldNumber ) { if (project == null) { // I don't think the factory impl matters here. return RexInputRef.of(fieldNumber, rowSignature.getRelDataType(new JavaTypeFactoryImpl()))...
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Translate a field access, possibly through a projection, to an underlying Druid dataSource. @param rowSignature row signature of underlying Druid dataSource @param project projection, or null @param fieldNumber number of the field to access @return row expression
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java#L88-L100
127,622
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java
Expressions.toFilter
@Nullable public static DimFilter toFilter( final PlannerContext plannerContext, final DruidQuerySignature querySignature, final RexNode expression ) { final SqlKind kind = expression.getKind(); if (kind == SqlKind.IS_TRUE || kind == SqlKind.IS_NOT_FALSE) { return toFilter( ...
java
@Nullable public static DimFilter toFilter( final PlannerContext plannerContext, final DruidQuerySignature querySignature, final RexNode expression ) { final SqlKind kind = expression.getKind(); if (kind == SqlKind.IS_TRUE || kind == SqlKind.IS_NOT_FALSE) { return toFilter( ...
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Translates "condition" to a Druid filter, or returns null if we cannot translate the condition. @param plannerContext planner context @param querySignature row signature of the dataSource to be filtered @param expression Calcite row expression
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java#L215-L269
127,623
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java
Expressions.toLeafFilter
@Nullable private static DimFilter toLeafFilter( final PlannerContext plannerContext, final DruidQuerySignature querySignature, final RexNode rexNode ) { if (rexNode.isAlwaysTrue()) { return Filtration.matchEverything(); } else if (rexNode.isAlwaysFalse()) { return Filtration...
java
@Nullable private static DimFilter toLeafFilter( final PlannerContext plannerContext, final DruidQuerySignature querySignature, final RexNode rexNode ) { if (rexNode.isAlwaysTrue()) { return Filtration.matchEverything(); } else if (rexNode.isAlwaysFalse()) { return Filtration...
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Translates "condition" to a Druid filter, assuming it does not contain any boolean expressions. Returns null if we cannot translate the condition. @param plannerContext planner context @param querySignature row signature of the dataSource to be filtered @param rexNode Calcite row expression
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java#L279-L300
127,624
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java
Expressions.toExpressionLeafFilter
@Nullable private static DimFilter toExpressionLeafFilter( final PlannerContext plannerContext, final RowSignature rowSignature, final RexNode rexNode ) { final DruidExpression druidExpression = toDruidExpression(plannerContext, rowSignature, rexNode); return druidExpression != null ...
java
@Nullable private static DimFilter toExpressionLeafFilter( final PlannerContext plannerContext, final RowSignature rowSignature, final RexNode rexNode ) { final DruidExpression druidExpression = toDruidExpression(plannerContext, rowSignature, rexNode); return druidExpression != null ...
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Translates to an "expression" type leaf filter. Used as a fallback if we can't use a simple leaf filter.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/expression/Expressions.java#L539-L550
127,625
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/schema/MetadataSegmentView.java
MetadataSegmentView.getMetadataSegments
private JsonParserIterator<DataSegment> getMetadataSegments( DruidLeaderClient coordinatorClient, ObjectMapper jsonMapper, BytesAccumulatingResponseHandler responseHandler, Set<String> watchedDataSources ) { String query = "/druid/coordinator/v1/metadata/segments"; if (watchedDataSou...
java
private JsonParserIterator<DataSegment> getMetadataSegments( DruidLeaderClient coordinatorClient, ObjectMapper jsonMapper, BytesAccumulatingResponseHandler responseHandler, Set<String> watchedDataSources ) { String query = "/druid/coordinator/v1/metadata/segments"; if (watchedDataSou...
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Note that coordinator must be up to get segments
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/schema/MetadataSegmentView.java#L182-L228
127,626
apache/incubator-druid
server/src/main/java/org/apache/druid/segment/realtime/appenderator/BatchAppenderatorDriver.java
BatchAppenderatorDriver.startJob
@Override @Nullable public Object startJob() { final Object metadata = appenderator.startJob(); if (metadata != null) { throw new ISE("Metadata should be null because BatchAppenderatorDriver never persists it"); } return null; }
java
@Override @Nullable public Object startJob() { final Object metadata = appenderator.startJob(); if (metadata != null) { throw new ISE("Metadata should be null because BatchAppenderatorDriver never persists it"); } return null; }
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This method always returns null because batch ingestion doesn't support restoring tasks on failures. @return always null
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/segment/realtime/appenderator/BatchAppenderatorDriver.java#L80-L89
127,627
apache/incubator-druid
server/src/main/java/org/apache/druid/segment/realtime/appenderator/BatchAppenderatorDriver.java
BatchAppenderatorDriver.publishAll
public ListenableFuture<SegmentsAndMetadata> publishAll(final TransactionalSegmentPublisher publisher) { final Map<String, SegmentsForSequence> snapshot; synchronized (segments) { snapshot = ImmutableMap.copyOf(segments); } return publishInBackground( new SegmentsAndMetadata( ...
java
public ListenableFuture<SegmentsAndMetadata> publishAll(final TransactionalSegmentPublisher publisher) { final Map<String, SegmentsForSequence> snapshot; synchronized (segments) { snapshot = ImmutableMap.copyOf(segments); } return publishInBackground( new SegmentsAndMetadata( ...
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Publish all segments. @param publisher segment publisher @return a {@link ListenableFuture} for the publish task
[ "Publish", "all", "segments", "." ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/segment/realtime/appenderator/BatchAppenderatorDriver.java#L191-L216
127,628
apache/incubator-druid
indexing-hadoop/src/main/java/org/apache/druid/indexer/JobHelper.java
JobHelper.setupClasspath
public static void setupClasspath( final Path distributedClassPath, final Path intermediateClassPath, final Job job ) throws IOException { String classpathProperty = System.getProperty("druid.hadoop.internal.classpath"); if (classpathProperty == null) { classpathProperty = Syst...
java
public static void setupClasspath( final Path distributedClassPath, final Path intermediateClassPath, final Job job ) throws IOException { String classpathProperty = System.getProperty("druid.hadoop.internal.classpath"); if (classpathProperty == null) { classpathProperty = Syst...
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Uploads jar files to hdfs and configures the classpath. Snapshot jar files are uploaded to intermediateClasspath and not shared across multiple jobs. Non-Snapshot jar files are uploaded to a distributedClasspath and shared across multiple jobs. @param distributedClassPath classpath shared across multiple jobs @param ...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-hadoop/src/main/java/org/apache/druid/indexer/JobHelper.java#L134-L178
127,629
apache/incubator-druid
server/src/main/java/org/apache/druid/server/http/DataSourcesResource.java
DataSourcesResource.getSegmentDataSourceSpecificInterval
@GET @Path("/{dataSourceName}/intervals/{interval}/serverview") @Produces(MediaType.APPLICATION_JSON) @ResourceFilters(DatasourceResourceFilter.class) public Response getSegmentDataSourceSpecificInterval( @PathParam("dataSourceName") String dataSourceName, @PathParam("interval") String interval, ...
java
@GET @Path("/{dataSourceName}/intervals/{interval}/serverview") @Produces(MediaType.APPLICATION_JSON) @ResourceFilters(DatasourceResourceFilter.class) public Response getSegmentDataSourceSpecificInterval( @PathParam("dataSourceName") String dataSourceName, @PathParam("interval") String interval, ...
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Provides serverView for a datasource and Interval which gives details about servers hosting segments for an interval Used by the realtime tasks to fetch a view of the interval they are interested in.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/http/DataSourcesResource.java#L595-L625
127,630
apache/incubator-druid
server/src/main/java/org/apache/druid/server/http/DataSourcesResource.java
DataSourcesResource.isHandOffComplete
@GET @Path("/{dataSourceName}/handoffComplete") @Produces(MediaType.APPLICATION_JSON) @ResourceFilters(DatasourceResourceFilter.class) public Response isHandOffComplete( @PathParam("dataSourceName") String dataSourceName, @QueryParam("interval") final String interval, @QueryParam("partitionNum...
java
@GET @Path("/{dataSourceName}/handoffComplete") @Produces(MediaType.APPLICATION_JSON) @ResourceFilters(DatasourceResourceFilter.class) public Response isHandOffComplete( @PathParam("dataSourceName") String dataSourceName, @QueryParam("interval") final String interval, @QueryParam("partitionNum...
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Used by the realtime tasks to learn whether a segment is handed off or not. It returns true when the segment will never be handed off or is already handed off. Otherwise, it returns false.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/http/DataSourcesResource.java#L631-L691
127,631
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/common/tasklogs/LogUtils.java
LogUtils.streamFile
public static InputStream streamFile(final File file, final long offset) throws IOException { final RandomAccessFile raf = new RandomAccessFile(file, "r"); final long rafLength = raf.length(); if (offset > 0) { raf.seek(offset); } else if (offset < 0 && offset < rafLength) { raf.seek(Math....
java
public static InputStream streamFile(final File file, final long offset) throws IOException { final RandomAccessFile raf = new RandomAccessFile(file, "r"); final long rafLength = raf.length(); if (offset > 0) { raf.seek(offset); } else if (offset < 0 && offset < rafLength) { raf.seek(Math....
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Open a stream to a file. @param offset If zero, stream the entire log. If positive, read from this byte position onwards. If negative, read this many bytes from the end of the file. @return input supplier for this log, if available from this provider
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/common/tasklogs/LogUtils.java#L38-L48
127,632
apache/incubator-druid
extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/DruidParquetReadSupport.java
DruidParquetReadSupport.getPartialReadSchema
private MessageType getPartialReadSchema(InitContext context) { MessageType fullSchema = context.getFileSchema(); String name = fullSchema.getName(); HadoopDruidIndexerConfig config = HadoopDruidIndexerConfig.fromConfiguration(context.getConfiguration()); ParseSpec parseSpec = config.getParser().get...
java
private MessageType getPartialReadSchema(InitContext context) { MessageType fullSchema = context.getFileSchema(); String name = fullSchema.getName(); HadoopDruidIndexerConfig config = HadoopDruidIndexerConfig.fromConfiguration(context.getConfiguration()); ParseSpec parseSpec = config.getParser().get...
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Select the columns from the parquet schema that are used in the schema of the ingestion job @param context The context of the file to be read @return the partial schema that only contains the columns that are being used in the schema
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/DruidParquetReadSupport.java#L45-L87
127,633
apache/incubator-druid
core/src/main/java/org/apache/druid/data/input/impl/prefetch/Fetcher.java
Fetcher.fetchIfNeeded
private void fetchIfNeeded(long remainingBytes) { if ((fetchFutures.isEmpty() || fetchFutures.peekLast().isDone()) && remainingBytes <= prefetchConfig.getPrefetchTriggerBytes()) { Future<Void> fetchFuture = fetchExecutor.submit(() -> { fetch(); return null; }); fetchFutur...
java
private void fetchIfNeeded(long remainingBytes) { if ((fetchFutures.isEmpty() || fetchFutures.peekLast().isDone()) && remainingBytes <= prefetchConfig.getPrefetchTriggerBytes()) { Future<Void> fetchFuture = fetchExecutor.submit(() -> { fetch(); return null; }); fetchFutur...
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Submit a fetch task if remainingBytes is smaller than prefetchTriggerBytes.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/data/input/impl/prefetch/Fetcher.java#L105-L115
127,634
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java
SeekableStreamIndexTaskRunner.isRecordAlreadyRead
private boolean isRecordAlreadyRead( final PartitionIdType recordPartition, final SequenceOffsetType recordSequenceNumber ) { final SequenceOffsetType lastReadOffset = lastReadOffsets.get(recordPartition); if (lastReadOffset == null) { return false; } else { return createSequenc...
java
private boolean isRecordAlreadyRead( final PartitionIdType recordPartition, final SequenceOffsetType recordSequenceNumber ) { final SequenceOffsetType lastReadOffset = lastReadOffsets.get(recordPartition); if (lastReadOffset == null) { return false; } else { return createSequenc...
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Returns true if the given record has already been read, based on lastReadOffsets.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java#L1132-L1144
127,635
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java
SeekableStreamIndexTaskRunner.isMoreToReadBeforeReadingRecord
private boolean isMoreToReadBeforeReadingRecord( final SequenceOffsetType recordSequenceNumber, final SequenceOffsetType endSequenceNumber ) { final int compareToEnd = createSequenceNumber(recordSequenceNumber) .compareTo(createSequenceNumber(endSequenceNumber)); return isEndOffsetExclu...
java
private boolean isMoreToReadBeforeReadingRecord( final SequenceOffsetType recordSequenceNumber, final SequenceOffsetType endSequenceNumber ) { final int compareToEnd = createSequenceNumber(recordSequenceNumber) .compareTo(createSequenceNumber(endSequenceNumber)); return isEndOffsetExclu...
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Returns true if, given that we want to start reading from recordSequenceNumber and end at endSequenceNumber, there is more left to read. Used in pre-read checks to determine if there is anything left to read.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java#L1150-L1159
127,636
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java
SeekableStreamIndexTaskRunner.isMoreToReadAfterReadingRecord
private boolean isMoreToReadAfterReadingRecord( final SequenceOffsetType recordSequenceNumber, final SequenceOffsetType endSequenceNumber ) { final int compareNextToEnd = createSequenceNumber(getNextStartOffset(recordSequenceNumber)) .compareTo(createSequenceNumber(endSequenceNumber)); ...
java
private boolean isMoreToReadAfterReadingRecord( final SequenceOffsetType recordSequenceNumber, final SequenceOffsetType endSequenceNumber ) { final int compareNextToEnd = createSequenceNumber(getNextStartOffset(recordSequenceNumber)) .compareTo(createSequenceNumber(endSequenceNumber)); ...
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Returns true if, given that recordSequenceNumber has already been read and we want to end at endSequenceNumber, there is more left to read. Used in post-read checks to determine if there is anything left to read.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java#L1165-L1175
127,637
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java
SeekableStreamIndexTaskRunner.authorizationCheck
private Access authorizationCheck(final HttpServletRequest req, Action action) { return IndexTaskUtils.datasourceAuthorizationCheck(req, action, task.getDataSource(), authorizerMapper); }
java
private Access authorizationCheck(final HttpServletRequest req, Action action) { return IndexTaskUtils.datasourceAuthorizationCheck(req, action, task.getDataSource(), authorizerMapper); }
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Authorizes action to be performed on this task's datasource @return authorization result
[ "Authorizes", "action", "to", "be", "performed", "on", "this", "task", "s", "datasource" ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java#L1312-L1315
127,638
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java
SeekableStreamIndexTaskRunner.pauseHTTP
@POST @Path("/pause") @Produces(MediaType.APPLICATION_JSON) public Response pauseHTTP( @Context final HttpServletRequest req ) throws InterruptedException { authorizationCheck(req, Action.WRITE); return pause(); }
java
@POST @Path("/pause") @Produces(MediaType.APPLICATION_JSON) public Response pauseHTTP( @Context final HttpServletRequest req ) throws InterruptedException { authorizationCheck(req, Action.WRITE); return pause(); }
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Signals the ingestion loop to pause. @return one of the following Responses: 400 Bad Request if the task has started publishing; 202 Accepted if the method has timed out and returned before the task has paused; 200 OK with a map of the current partition sequences in the response body if the task successfully paused
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java#L1631-L1640
127,639
apache/incubator-druid
core/src/main/java/org/apache/druid/java/util/common/granularity/Granularity.java
Granularity.mergeGranularities
public static Granularity mergeGranularities(List<Granularity> toMerge) { if (toMerge == null || toMerge.size() == 0) { return null; } Granularity result = toMerge.get(0); for (int i = 1; i < toMerge.size(); i++) { if (!Objects.equals(result, toMerge.get(i))) { return null; ...
java
public static Granularity mergeGranularities(List<Granularity> toMerge) { if (toMerge == null || toMerge.size() == 0) { return null; } Granularity result = toMerge.get(0); for (int i = 1; i < toMerge.size(); i++) { if (!Objects.equals(result, toMerge.get(i))) { return null; ...
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simple merge strategy on query granularity that checks if all are equal or else returns null. this can be improved in future but is good enough for most use-cases.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/java/util/common/granularity/Granularity.java#L63-L77
127,640
apache/incubator-druid
core/src/main/java/org/apache/druid/java/util/common/granularity/Granularity.java
Granularity.bucket
public final Interval bucket(DateTime t) { DateTime start = bucketStart(t); return new Interval(start, increment(start)); }
java
public final Interval bucket(DateTime t) { DateTime start = bucketStart(t); return new Interval(start, increment(start)); }
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Return a granularity-sized Interval containing a particular DateTime.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/java/util/common/granularity/Granularity.java#L139-L143
127,641
apache/incubator-druid
core/src/main/java/org/apache/druid/java/util/common/granularity/Granularity.java
Granularity.getDateValues
final Integer[] getDateValues(String filePath, Formatter formatter) { Pattern pattern = defaultPathPattern; switch (formatter) { case DEFAULT: case LOWER_DEFAULT: break; case HIVE: pattern = hivePathPattern; break; default: throw new IAE("Format %s not s...
java
final Integer[] getDateValues(String filePath, Formatter formatter) { Pattern pattern = defaultPathPattern; switch (formatter) { case DEFAULT: case LOWER_DEFAULT: break; case HIVE: pattern = hivePathPattern; break; default: throw new IAE("Format %s not s...
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Used by the toDate implementations.
[ "Used", "by", "the", "toDate", "implementations", "." ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/java/util/common/granularity/Granularity.java#L146-L174
127,642
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/filtration/RangeSets.java
RangeSets.unionRanges
public static <T extends Comparable<T>> RangeSet<T> unionRanges(final Iterable<Range<T>> ranges) { RangeSet<T> rangeSet = null; for (Range<T> range : ranges) { if (rangeSet == null) { rangeSet = TreeRangeSet.create(); } rangeSet.add(range); } return rangeSet; }
java
public static <T extends Comparable<T>> RangeSet<T> unionRanges(final Iterable<Range<T>> ranges) { RangeSet<T> rangeSet = null; for (Range<T> range : ranges) { if (rangeSet == null) { rangeSet = TreeRangeSet.create(); } rangeSet.add(range); } return rangeSet; }
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Unions a set of ranges, or returns null if the set is empty.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/filtration/RangeSets.java#L43-L53
127,643
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/filtration/RangeSets.java
RangeSets.unionRangeSets
public static <T extends Comparable<T>> RangeSet<T> unionRangeSets(final Iterable<RangeSet<T>> rangeSets) { final RangeSet<T> rangeSet = TreeRangeSet.create(); for (RangeSet<T> set : rangeSets) { rangeSet.addAll(set); } return rangeSet; }
java
public static <T extends Comparable<T>> RangeSet<T> unionRangeSets(final Iterable<RangeSet<T>> rangeSets) { final RangeSet<T> rangeSet = TreeRangeSet.create(); for (RangeSet<T> set : rangeSets) { rangeSet.addAll(set); } return rangeSet; }
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Unions a set of rangeSets, or returns null if the set is empty.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/filtration/RangeSets.java#L58-L65
127,644
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/filtration/RangeSets.java
RangeSets.intersectRangeSets
public static <T extends Comparable<T>> RangeSet<T> intersectRangeSets(final Iterable<RangeSet<T>> rangeSets) { RangeSet<T> rangeSet = null; for (final RangeSet<T> set : rangeSets) { if (rangeSet == null) { rangeSet = TreeRangeSet.create(); rangeSet.addAll(set); } else { ra...
java
public static <T extends Comparable<T>> RangeSet<T> intersectRangeSets(final Iterable<RangeSet<T>> rangeSets) { RangeSet<T> rangeSet = null; for (final RangeSet<T> set : rangeSets) { if (rangeSet == null) { rangeSet = TreeRangeSet.create(); rangeSet.addAll(set); } else { ra...
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Intersects a set of rangeSets, or returns null if the set is empty.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/sql/src/main/java/org/apache/druid/sql/calcite/filtration/RangeSets.java#L87-L99
127,645
apache/incubator-druid
server/src/main/java/org/apache/druid/server/DruidNode.java
DruidNode.getHostAndPort
public String getHostAndPort() { if (enablePlaintextPort) { if (plaintextPort < 0) { return HostAndPort.fromString(host).toString(); } else { return HostAndPort.fromParts(host, plaintextPort).toString(); } } return null; }
java
public String getHostAndPort() { if (enablePlaintextPort) { if (plaintextPort < 0) { return HostAndPort.fromString(host).toString(); } else { return HostAndPort.fromParts(host, plaintextPort).toString(); } } return null; }
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Returns host and port together as something that can be used as part of a URI.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/DruidNode.java#L242-L252
127,646
apache/incubator-druid
indexing-service/src/main/java/org/apache/druid/indexing/overlord/ForkingTaskRunner.java
ForkingTaskRunner.saveRunningTasks
@GuardedBy("tasks") private void saveRunningTasks() { final File restoreFile = getRestoreFile(); final List<String> theTasks = new ArrayList<>(); for (ForkingTaskRunnerWorkItem forkingTaskRunnerWorkItem : tasks.values()) { theTasks.add(forkingTaskRunnerWorkItem.getTaskId()); } try { ...
java
@GuardedBy("tasks") private void saveRunningTasks() { final File restoreFile = getRestoreFile(); final List<String> theTasks = new ArrayList<>(); for (ForkingTaskRunnerWorkItem forkingTaskRunnerWorkItem : tasks.values()) { theTasks.add(forkingTaskRunnerWorkItem.getTaskId()); } try { ...
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occur while saving.
[ "occur", "while", "saving", "." ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/indexing-service/src/main/java/org/apache/druid/indexing/overlord/ForkingTaskRunner.java#L703-L719
127,647
apache/incubator-druid
extensions-core/avro-extensions/src/main/java/org/apache/druid/data/input/avro/InlineSchemasAvroBytesDecoder.java
InlineSchemasAvroBytesDecoder.parse
@Override public GenericRecord parse(ByteBuffer bytes) { if (bytes.remaining() < 5) { throw new ParseException("record must have at least 5 bytes carrying version and schemaId"); } byte version = bytes.get(); if (version != V1) { throw new ParseException("found record of arbitrary versi...
java
@Override public GenericRecord parse(ByteBuffer bytes) { if (bytes.remaining() < 5) { throw new ParseException("record must have at least 5 bytes carrying version and schemaId"); } byte version = bytes.get(); if (version != V1) { throw new ParseException("found record of arbitrary versi...
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remaining bytes would have avro data
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/avro-extensions/src/main/java/org/apache/druid/data/input/avro/InlineSchemasAvroBytesDecoder.java#L100-L133
127,648
apache/incubator-druid
core/src/main/java/org/apache/druid/java/util/common/StreamUtils.java
StreamUtils.copyAndClose
public static long copyAndClose(InputStream is, OutputStream os) throws IOException { try { final long retval = ByteStreams.copy(is, os); // Workarround for http://hg.openjdk.java.net/jdk8/jdk8/jdk/rev/759aa847dcaf os.flush(); return retval; } finally { is.close(); os.c...
java
public static long copyAndClose(InputStream is, OutputStream os) throws IOException { try { final long retval = ByteStreams.copy(is, os); // Workarround for http://hg.openjdk.java.net/jdk8/jdk8/jdk/rev/759aa847dcaf os.flush(); return retval; } finally { is.close(); os.c...
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Copy from `is` to `os` and close the streams regardless of the result. @param is The `InputStream` to copy results from. It is closed @param os The `OutputStream` to copy results to. It is closed @return The count of bytes written to `os` @throws IOException
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/java/util/common/StreamUtils.java#L74-L86
127,649
apache/incubator-druid
core/src/main/java/org/apache/druid/indexer/TaskStatus.java
TaskStatus.truncateErrorMsg
private static String truncateErrorMsg(String errorMsg) { if (errorMsg != null && errorMsg.length() > MAX_ERROR_MSG_LENGTH) { return errorMsg.substring(0, MAX_ERROR_MSG_LENGTH) + "..."; } else { return errorMsg; } }
java
private static String truncateErrorMsg(String errorMsg) { if (errorMsg != null && errorMsg.length() > MAX_ERROR_MSG_LENGTH) { return errorMsg.substring(0, MAX_ERROR_MSG_LENGTH) + "..."; } else { return errorMsg; } }
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The full error message will be available via a TaskReport.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/indexer/TaskStatus.java#L70-L77
127,650
apache/incubator-druid
extensions-core/s3-extensions/src/main/java/org/apache/druid/storage/s3/S3DataSegmentMover.java
S3DataSegmentMover.selfCheckingMove
private void selfCheckingMove( String s3Bucket, String targetS3Bucket, String s3Path, String targetS3Path, String copyMsg ) throws IOException, SegmentLoadingException { if (s3Bucket.equals(targetS3Bucket) && s3Path.equals(targetS3Path)) { log.info("No need to move file[s3://...
java
private void selfCheckingMove( String s3Bucket, String targetS3Bucket, String s3Path, String targetS3Path, String copyMsg ) throws IOException, SegmentLoadingException { if (s3Bucket.equals(targetS3Bucket) && s3Path.equals(targetS3Path)) { log.info("No need to move file[s3://...
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Copies an object and after that checks that the object is present at the target location, via a separate API call. If it is not, an exception is thrown, and the object is not deleted at the old location. This "paranoic" check is added after it was observed that S3 may report a successful move, and the object is not fou...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/s3-extensions/src/main/java/org/apache/druid/storage/s3/S3DataSegmentMover.java#L155-L222
127,651
apache/incubator-druid
core/src/main/java/org/apache/druid/data/input/impl/prefetch/SqlFetcher.java
SqlFetcher.download
@Override protected long download(T object, File outFile) throws IOException { openObjectFunction.open(object, outFile); return outFile.length(); }
java
@Override protected long download(T object, File outFile) throws IOException { openObjectFunction.open(object, outFile); return outFile.length(); }
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Downloads the entire resultset object into a file. This avoids maintaining a persistent connection to the database. The retry is performed at the query execution layer. @param object sql query for which the resultset is to be downloaded @param outFile a file which the object data is stored @return size of downloaded...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/data/input/impl/prefetch/SqlFetcher.java#L74-L79
127,652
apache/incubator-druid
extensions-contrib/rabbitmq/src/main/java/org/apache/druid/firehose/rabbitmq/JacksonifiedConnectionFactory.java
JacksonifiedConnectionFactory.setUri
@JsonIgnore @Override public void setUri(URI uri) throws URISyntaxException, NoSuchAlgorithmException, KeyManagementException { super.setUri(uri); }
java
@JsonIgnore @Override public void setUri(URI uri) throws URISyntaxException, NoSuchAlgorithmException, KeyManagementException { super.setUri(uri); }
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we are only overriding this to help Jackson not be confused about the two setURI methods
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-contrib/rabbitmq/src/main/java/org/apache/druid/firehose/rabbitmq/JacksonifiedConnectionFactory.java#L163-L168
127,653
apache/incubator-druid
server/src/main/java/org/apache/druid/initialization/Initialization.java
Initialization.getHadoopDependencyFilesToLoad
public static File[] getHadoopDependencyFilesToLoad( List<String> hadoopDependencyCoordinates, ExtensionsConfig extensionsConfig ) { final File rootHadoopDependenciesDir = new File(extensionsConfig.getHadoopDependenciesDir()); if (rootHadoopDependenciesDir.exists() && !rootHadoopDependenciesDir....
java
public static File[] getHadoopDependencyFilesToLoad( List<String> hadoopDependencyCoordinates, ExtensionsConfig extensionsConfig ) { final File rootHadoopDependenciesDir = new File(extensionsConfig.getHadoopDependenciesDir()); if (rootHadoopDependenciesDir.exists() && !rootHadoopDependenciesDir....
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Find all the hadoop dependencies that should be loaded by druid @param hadoopDependencyCoordinates e.g.["org.apache.hadoop:hadoop-client:2.3.0"] @param extensionsConfig ExtensionsConfig configured by druid.extensions.xxx @return an array of hadoop dependency files that will be loaded by druid process
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/initialization/Initialization.java#L264-L286
127,654
apache/incubator-druid
server/src/main/java/org/apache/druid/client/cache/MemcachedCache.java
MemcachedCache.computeKeyHash
private static String computeKeyHash(String memcachedPrefix, NamedKey key) { // hash keys to keep things under 250 characters for memcached return memcachedPrefix + ":" + DigestUtils.sha1Hex(key.namespace) + ":" + DigestUtils.sha1Hex(key.key); }
java
private static String computeKeyHash(String memcachedPrefix, NamedKey key) { // hash keys to keep things under 250 characters for memcached return memcachedPrefix + ":" + DigestUtils.sha1Hex(key.namespace) + ":" + DigestUtils.sha1Hex(key.key); }
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length of separators
[ "length", "of", "separators" ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/client/cache/MemcachedCache.java#L612-L616
127,655
apache/incubator-druid
core/src/main/java/org/apache/druid/timeline/SegmentId.java
SegmentId.tryExtractMostProbableDataSource
@VisibleForTesting @Nullable static String tryExtractMostProbableDataSource(String segmentId) { Matcher dateTimeMatcher = DateTimes.COMMON_DATE_TIME_PATTERN.matcher(segmentId); while (true) { if (!dateTimeMatcher.find()) { return null; } int dataSourceEnd = dateTimeMatcher.start(...
java
@VisibleForTesting @Nullable static String tryExtractMostProbableDataSource(String segmentId) { Matcher dateTimeMatcher = DateTimes.COMMON_DATE_TIME_PATTERN.matcher(segmentId); while (true) { if (!dateTimeMatcher.find()) { return null; } int dataSourceEnd = dateTimeMatcher.start(...
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Heuristically tries to extract the most probable data source from a String segment id representation, or returns null on failure. This method is not guaranteed to return a non-null data source given a valid String segment id representation.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/timeline/SegmentId.java#L213-L228
127,656
apache/incubator-druid
core/src/main/java/org/apache/druid/timeline/SegmentId.java
SegmentId.dummy
public static SegmentId dummy(String dataSource, int partitionNum) { return of(dataSource, Intervals.ETERNITY, "dummy_version", partitionNum); }
java
public static SegmentId dummy(String dataSource, int partitionNum) { return of(dataSource, Intervals.ETERNITY, "dummy_version", partitionNum); }
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Creates a dummy SegmentId with the given data source and partition number. This method is useful in benchmark and test code.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/timeline/SegmentId.java#L254-L257
127,657
apache/incubator-druid
server/src/main/java/org/apache/druid/server/coordinator/helper/NewestSegmentFirstIterator.java
NewestSegmentFirstIterator.filterSkipIntervals
@VisibleForTesting static List<Interval> filterSkipIntervals(Interval totalInterval, List<Interval> skipIntervals) { final List<Interval> filteredIntervals = new ArrayList<>(skipIntervals.size() + 1); DateTime remainingStart = totalInterval.getStart(); DateTime remainingEnd = totalInterval.getEnd(); ...
java
@VisibleForTesting static List<Interval> filterSkipIntervals(Interval totalInterval, List<Interval> skipIntervals) { final List<Interval> filteredIntervals = new ArrayList<>(skipIntervals.size() + 1); DateTime remainingStart = totalInterval.getStart(); DateTime remainingEnd = totalInterval.getEnd(); ...
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Returns a list of intervals which are contained by totalInterval but don't ovarlap with skipIntervals. @param totalInterval total interval @param skipIntervals intervals to skip. This should be sorted by {@link Comparators#intervalsByStartThenEnd()}.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/coordinator/helper/NewestSegmentFirstIterator.java#L458-L488
127,658
apache/incubator-druid
extensions-core/hdfs-storage/src/main/java/org/apache/druid/storage/hdfs/tasklog/HdfsTaskLogs.java
HdfsTaskLogs.mergePaths
private static String mergePaths(String path1, String path2) { return path1 + (path1.endsWith(Path.SEPARATOR) ? "" : Path.SEPARATOR) + path2; }
java
private static String mergePaths(String path1, String path2) { return path1 + (path1.endsWith(Path.SEPARATOR) ? "" : Path.SEPARATOR) + path2; }
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some hadoop version Path.mergePaths does not exist
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/hdfs-storage/src/main/java/org/apache/druid/storage/hdfs/tasklog/HdfsTaskLogs.java#L152-L155
127,659
apache/incubator-druid
extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/ParquetGroupConverter.java
ParquetGroupConverter.convertRepeatedFieldToList
private static List<Object> convertRepeatedFieldToList(Group g, int fieldIndex, boolean binaryAsString) { Type t = g.getType().getFields().get(fieldIndex); assert t.getRepetition().equals(Type.Repetition.REPEATED); int repeated = g.getFieldRepetitionCount(fieldIndex); List<Object> vals = new ArrayLis...
java
private static List<Object> convertRepeatedFieldToList(Group g, int fieldIndex, boolean binaryAsString) { Type t = g.getType().getFields().get(fieldIndex); assert t.getRepetition().equals(Type.Repetition.REPEATED); int repeated = g.getFieldRepetitionCount(fieldIndex); List<Object> vals = new ArrayLis...
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convert a repeated field into a list of primitives or groups
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/ParquetGroupConverter.java#L104-L119
127,660
apache/incubator-druid
extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/ParquetGroupConverter.java
ParquetGroupConverter.isLogicalListType
private static boolean isLogicalListType(Type listType) { return !listType.isPrimitive() && listType.getOriginalType() != null && listType.getOriginalType().equals(OriginalType.LIST) && listType.asGroupType().getFieldCount() == 1 && listType.asGroupType().getFields().ge...
java
private static boolean isLogicalListType(Type listType) { return !listType.isPrimitive() && listType.getOriginalType() != null && listType.getOriginalType().equals(OriginalType.LIST) && listType.asGroupType().getFieldCount() == 1 && listType.asGroupType().getFields().ge...
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check if a parquet type is a valid 'list' type
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/ParquetGroupConverter.java#L124-L131
127,661
apache/incubator-druid
extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/ParquetGroupConverter.java
ParquetGroupConverter.isLogicalMapType
private static boolean isLogicalMapType(Type groupType) { OriginalType ot = groupType.getOriginalType(); if (groupType.isPrimitive() || ot == null || groupType.isRepetition(Type.Repetition.REPEATED)) { return false; } if (groupType.getOriginalType().equals(OriginalType.MAP) || groupType....
java
private static boolean isLogicalMapType(Type groupType) { OriginalType ot = groupType.getOriginalType(); if (groupType.isPrimitive() || ot == null || groupType.isRepetition(Type.Repetition.REPEATED)) { return false; } if (groupType.getOriginalType().equals(OriginalType.MAP) || groupType....
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check if a parquet type is a valid 'map' type
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/parquet-extensions/src/main/java/org/apache/druid/data/input/parquet/simple/ParquetGroupConverter.java#L185-L205
127,662
apache/incubator-druid
extensions-contrib/moving-average-query/src/main/java/org/apache/druid/query/movingaverage/AveragerFactoryWrapper.java
AveragerFactoryWrapper.finalizeComputation
@SuppressWarnings("unchecked") @Override public Object finalizeComputation(Object object) { return af.finalizeComputation((T) object); }
java
@SuppressWarnings("unchecked") @Override public Object finalizeComputation(Object object) { return af.finalizeComputation((T) object); }
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Not implemented. Throws UnsupportedOperationException.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-contrib/moving-average-query/src/main/java/org/apache/druid/query/movingaverage/AveragerFactoryWrapper.java#L127-L132
127,663
apache/incubator-druid
processing/src/main/java/org/apache/druid/query/search/UseIndexesStrategy.java
UseIndexesStrategy.partitionDimensionList
private static Pair<List<DimensionSpec>, List<DimensionSpec>> partitionDimensionList( StorageAdapter adapter, List<DimensionSpec> dimensions ) { final List<DimensionSpec> bitmapDims = new ArrayList<>(); final List<DimensionSpec> nonBitmapDims = new ArrayList<>(); final List<DimensionSpec> di...
java
private static Pair<List<DimensionSpec>, List<DimensionSpec>> partitionDimensionList( StorageAdapter adapter, List<DimensionSpec> dimensions ) { final List<DimensionSpec> bitmapDims = new ArrayList<>(); final List<DimensionSpec> nonBitmapDims = new ArrayList<>(); final List<DimensionSpec> di...
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Split the given dimensions list into bitmap-supporting dimensions and non-bitmap supporting ones. Note that the returned lists are free to modify.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/query/search/UseIndexesStrategy.java#L115-L141
127,664
apache/incubator-druid
core/src/main/java/org/apache/druid/guice/ConditionalMultibind.java
ConditionalMultibind.create
public static <T> ConditionalMultibind<T> create( Properties properties, Binder binder, Class<T> type, Class<? extends Annotation> annotationType ) { return new ConditionalMultibind<T>(properties, Multibinder.newSetBinder(binder, type, annotationType)); }
java
public static <T> ConditionalMultibind<T> create( Properties properties, Binder binder, Class<T> type, Class<? extends Annotation> annotationType ) { return new ConditionalMultibind<T>(properties, Multibinder.newSetBinder(binder, type, annotationType)); }
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Create a ConditionalMultibind that resolves items to be added to the set at "binding" time. @param properties the runtime properties. @param binder the binder for the injector that is being configured. @param type the type that will be injected. @param <T> interface type. @param annota...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/guice/ConditionalMultibind.java#L77-L85
127,665
apache/incubator-druid
extensions-contrib/materialized-view-maintenance/src/main/java/org/apache/druid/indexing/materializedview/MaterializedViewSupervisor.java
MaterializedViewSupervisor.hasEnoughLag
private boolean hasEnoughLag(Interval target, Interval maxInterval) { return minDataLagMs <= (maxInterval.getStartMillis() - target.getStartMillis()); }
java
private boolean hasEnoughLag(Interval target, Interval maxInterval) { return minDataLagMs <= (maxInterval.getStartMillis() - target.getStartMillis()); }
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check whether the start millis of target interval is more than minDataLagMs lagging behind maxInterval's minDataLag is required to prevent repeatedly building data because of delay data. @param target @param maxInterval @return true if the start millis of target interval is more than minDataLagMs lagging behind maxInt...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-contrib/materialized-view-maintenance/src/main/java/org/apache/druid/indexing/materializedview/MaterializedViewSupervisor.java#L456-L459
127,666
apache/incubator-druid
processing/src/main/java/org/apache/druid/query/aggregation/Histogram.java
Histogram.asVisual
public HistogramVisual asVisual() { float[] visualCounts = new float[bins.length - 2]; for (int i = 0; i < visualCounts.length; ++i) { visualCounts[i] = (float) bins[i + 1]; } return new HistogramVisual(breaks, visualCounts, new float[]{min, max}); }
java
public HistogramVisual asVisual() { float[] visualCounts = new float[bins.length - 2]; for (int i = 0; i < visualCounts.length; ++i) { visualCounts[i] = (float) bins[i + 1]; } return new HistogramVisual(breaks, visualCounts, new float[]{min, max}); }
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Returns a visual representation of a histogram object. Initially returns an array of just the min. and max. values but can also support the addition of quantiles. @return a visual representation of this histogram
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/query/aggregation/Histogram.java#L181-L188
127,667
apache/incubator-druid
server/src/main/java/org/apache/druid/server/QueryLifecycle.java
QueryLifecycle.runSimple
@SuppressWarnings("unchecked") public <T> Sequence<T> runSimple( final Query<T> query, final AuthenticationResult authenticationResult, @Nullable final String remoteAddress ) { initialize(query); final Sequence<T> results; try { final Access access = authorize(authenticationR...
java
@SuppressWarnings("unchecked") public <T> Sequence<T> runSimple( final Query<T> query, final AuthenticationResult authenticationResult, @Nullable final String remoteAddress ) { initialize(query); final Sequence<T> results; try { final Access access = authorize(authenticationR...
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For callers where simplicity is desired over flexibility. This method does it all in one call. If the request is unauthorized, an IllegalStateException will be thrown. Logs and metrics are emitted when the Sequence is either fully iterated or throws an exception. @param query the query @param authentica...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/QueryLifecycle.java#L120-L156
127,668
apache/incubator-druid
server/src/main/java/org/apache/druid/server/QueryLifecycle.java
QueryLifecycle.initialize
@SuppressWarnings("unchecked") public void initialize(final Query baseQuery) { transition(State.NEW, State.INITIALIZED); String queryId = baseQuery.getId(); if (Strings.isNullOrEmpty(queryId)) { queryId = UUID.randomUUID().toString(); } this.baseQuery = baseQuery.withId(queryId); thi...
java
@SuppressWarnings("unchecked") public void initialize(final Query baseQuery) { transition(State.NEW, State.INITIALIZED); String queryId = baseQuery.getId(); if (Strings.isNullOrEmpty(queryId)) { queryId = UUID.randomUUID().toString(); } this.baseQuery = baseQuery.withId(queryId); thi...
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Initializes this object to execute a specific query. Does not actually execute the query. @param baseQuery the query
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/QueryLifecycle.java#L163-L175
127,669
apache/incubator-druid
server/src/main/java/org/apache/druid/server/coordination/ChangeRequestHistory.java
ChangeRequestHistory.addChangeRequests
public synchronized void addChangeRequests(List<T> requests) { for (T request : requests) { changes.add(new Holder<>(request, getLastCounter().inc())); } singleThreadedExecutor.execute(resolveWaitingFuturesRunnable); }
java
public synchronized void addChangeRequests(List<T> requests) { for (T request : requests) { changes.add(new Holder<>(request, getLastCounter().inc())); } singleThreadedExecutor.execute(resolveWaitingFuturesRunnable); }
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Add batch of segment changes update.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/coordination/ChangeRequestHistory.java#L80-L87
127,670
apache/incubator-druid
server/src/main/java/org/apache/druid/server/coordination/ChangeRequestHistory.java
ChangeRequestHistory.getRequestsSince
public synchronized ListenableFuture<ChangeRequestsSnapshot<T>> getRequestsSince(final Counter counter) { final CustomSettableFuture<T> future = new CustomSettableFuture<>(waitingFutures); if (counter.counter < 0) { future.setException(new IAE("counter[%s] must be >= 0", counter)); return future;...
java
public synchronized ListenableFuture<ChangeRequestsSnapshot<T>> getRequestsSince(final Counter counter) { final CustomSettableFuture<T> future = new CustomSettableFuture<>(waitingFutures); if (counter.counter < 0) { future.setException(new IAE("counter[%s] must be >= 0", counter)); return future;...
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Returns a Future that, on completion, returns list of segment updates and associated counter. If there are no update since given counter then Future completion waits till an updates is provided. If counter is older than max number of changes maintained then {@link ChangeRequestsSnapshot} is returned with {@link Change...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/coordination/ChangeRequestHistory.java#L108-L140
127,671
apache/incubator-druid
core/src/main/java/org/apache/druid/java/util/common/io/NativeIO.java
NativeIO.trySkipCache
public static void trySkipCache(int fd, long offset, long len) { if (!initialized || !fadvisePossible || fd < 0) { return; } try { // we ignore the return value as this is just best effort to avoid the cache posix_fadvise(fd, offset, len, POSIX_FADV_DONTNEED); } catch (Unsupporte...
java
public static void trySkipCache(int fd, long offset, long len) { if (!initialized || !fadvisePossible || fd < 0) { return; } try { // we ignore the return value as this is just best effort to avoid the cache posix_fadvise(fd, offset, len, POSIX_FADV_DONTNEED); } catch (Unsupporte...
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Remove pages from the file system page cache when they wont be accessed again @param fd The file descriptor of the source file. @param offset The offset within the file. @param len The length to be flushed.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/java/util/common/io/NativeIO.java#L131-L157
127,672
apache/incubator-druid
core/src/main/java/org/apache/druid/java/util/common/io/NativeIO.java
NativeIO.trySyncFileRange
private static void trySyncFileRange(int fd, long offset, long nbytes, int flags) { if (!initialized || !syncFileRangePossible || fd < 0) { return; } try { int ret_code = sync_file_range(fd, offset, nbytes, flags); if (ret_code != 0) { log.warn("failed on syncing fd [%d], offset ...
java
private static void trySyncFileRange(int fd, long offset, long nbytes, int flags) { if (!initialized || !syncFileRangePossible || fd < 0) { return; } try { int ret_code = sync_file_range(fd, offset, nbytes, flags); if (ret_code != 0) { log.warn("failed on syncing fd [%d], offset ...
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Sync part of an open file to the file system. @param fd The file descriptor of the source file. @param offset The offset within the file. @param nbytes The number of bytes to be synced. @param flags Signal how to synchronize
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/core/src/main/java/org/apache/druid/java/util/common/io/NativeIO.java#L167-L193
127,673
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.add
public void add( double value ) { readWriteLock.writeLock().lock(); try { if (value < lowerLimit) { outlierHandler.handleOutlierAdd(false); return; } else if (value >= upperLimit) { outlierHandler.handleOutlierAdd(true); return; } count += 1; ...
java
public void add( double value ) { readWriteLock.writeLock().lock(); try { if (value < lowerLimit) { outlierHandler.handleOutlierAdd(false); return; } else if (value >= upperLimit) { outlierHandler.handleOutlierAdd(true); return; } count += 1; ...
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Add a value to the histogram, using the outlierHandler to account for outliers. @param value value to be added.
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L382-L417
127,674
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.combineHistogram
public void combineHistogram(FixedBucketsHistogram otherHistogram) { if (otherHistogram == null) { return; } readWriteLock.writeLock().lock(); otherHistogram.getReadWriteLock().readLock().lock(); try { missingValueCount += otherHistogram.getMissingValueCount(); if (bucketSize ...
java
public void combineHistogram(FixedBucketsHistogram otherHistogram) { if (otherHistogram == null) { return; } readWriteLock.writeLock().lock(); otherHistogram.getReadWriteLock().readLock().lock(); try { missingValueCount += otherHistogram.getMissingValueCount(); if (bucketSize ...
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Merge another histogram into this one. Only the state of this histogram is updated. If the two histograms have identical buckets, a simpler algorithm is used. @param otherHistogram
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L441-L465
127,675
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.combineHistogramSameBuckets
private void combineHistogramSameBuckets(FixedBucketsHistogram otherHistogram) { long[] otherHistogramArray = otherHistogram.getHistogram(); for (int i = 0; i < numBuckets; i++) { histogram[i] += otherHistogramArray[i]; } count += otherHistogram.getCount(); max = Math.max(max, otherHistogra...
java
private void combineHistogramSameBuckets(FixedBucketsHistogram otherHistogram) { long[] otherHistogramArray = otherHistogram.getHistogram(); for (int i = 0; i < numBuckets; i++) { histogram[i] += otherHistogramArray[i]; } count += otherHistogram.getCount(); max = Math.max(max, otherHistogra...
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Merge another histogram that has the same range and same buckets. @param otherHistogram
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L472-L484
127,676
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.combineHistogramDifferentBuckets
private void combineHistogramDifferentBuckets(FixedBucketsHistogram otherHistogram) { if (otherHistogram.getLowerLimit() >= upperLimit) { outlierHandler.handleOutliersCombineDifferentBucketsAllUpper(otherHistogram); } else if (otherHistogram.getUpperLimit() <= lowerLimit) { outlierHandler.handleOu...
java
private void combineHistogramDifferentBuckets(FixedBucketsHistogram otherHistogram) { if (otherHistogram.getLowerLimit() >= upperLimit) { outlierHandler.handleOutliersCombineDifferentBucketsAllUpper(otherHistogram); } else if (otherHistogram.getUpperLimit() <= lowerLimit) { outlierHandler.handleOu...
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Merge another histogram that has different buckets from mine. First, check if the other histogram falls entirely outside of my defined range. If so, call the appropriate function for optimized handling. Otherwise, this merges the histograms with a more general function. @param otherHistogram
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L496-L505
127,677
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.getCumulativeCount
private double getCumulativeCount(double cutoff, boolean fromStart) { int cutoffBucket = (int) ((cutoff - lowerLimit) / bucketSize); double count = 0; if (fromStart) { for (int i = 0; i <= cutoffBucket; i++) { if (i == cutoffBucket) { double bucketStart = i * bucketSize + lowerLim...
java
private double getCumulativeCount(double cutoff, boolean fromStart) { int cutoffBucket = (int) ((cutoff - lowerLimit) / bucketSize); double count = 0; if (fromStart) { for (int i = 0; i <= cutoffBucket; i++) { if (i == cutoffBucket) { double bucketStart = i * bucketSize + lowerLim...
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Get a sum of bucket counts from either the start of a histogram's range or end, up to a specified cutoff value. For example, if I have the following histogram with a range of 0-40, with 4 buckets and per-bucket counts of 5, 2, 10, and 7: | 5 | 2 | 24 | 7 | 0 10 20 30 40 Calling ...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L527-L554
127,678
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.writeByteBufferCommonFields
private void writeByteBufferCommonFields(ByteBuffer buf) { buf.putDouble(lowerLimit); buf.putDouble(upperLimit); buf.putInt(numBuckets); buf.put((byte) outlierHandlingMode.ordinal()); buf.putLong(count); buf.putLong(lowerOutlierCount); buf.putLong(upperOutlierCount); buf.putLong(missi...
java
private void writeByteBufferCommonFields(ByteBuffer buf) { buf.putDouble(lowerLimit); buf.putDouble(upperLimit); buf.putInt(numBuckets); buf.put((byte) outlierHandlingMode.ordinal()); buf.putLong(count); buf.putLong(lowerOutlierCount); buf.putLong(upperOutlierCount); buf.putLong(missi...
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Serializes histogram fields that are common to both the full and sparse encoding modes. @param buf Destination buffer
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L799-L813
127,679
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.toBytesFull
public byte[] toBytesFull(boolean withHeader) { int size = getFullStorageSize(numBuckets); if (withHeader) { size += SERDE_HEADER_SIZE; } ByteBuffer buf = ByteBuffer.allocate(size); writeByteBufferFull(buf, withHeader); return buf.array(); }
java
public byte[] toBytesFull(boolean withHeader) { int size = getFullStorageSize(numBuckets); if (withHeader) { size += SERDE_HEADER_SIZE; } ByteBuffer buf = ByteBuffer.allocate(size); writeByteBufferFull(buf, withHeader); return buf.array(); }
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Serialize the histogram in full encoding mode. For efficiency, the header is not written when the histogram is serialized for localized internal use within the buffer aggregator implementation. @param withHeader If true, include the serialization header @return Serialized histogram with full encoding
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L824-L833
127,680
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.writeByteBufferFull
private void writeByteBufferFull(ByteBuffer buf, boolean withHeader) { if (withHeader) { writeByteBufferSerdeHeader(buf, FULL_ENCODING_MODE); } writeByteBufferCommonFields(buf); buf.asLongBuffer().put(histogram); buf.position(buf.position() + Long.BYTES * histogram.length); }
java
private void writeByteBufferFull(ByteBuffer buf, boolean withHeader) { if (withHeader) { writeByteBufferSerdeHeader(buf, FULL_ENCODING_MODE); } writeByteBufferCommonFields(buf); buf.asLongBuffer().put(histogram); buf.position(buf.position() + Long.BYTES * histogram.length); }
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Helper method for toBytesFull @param buf Destination buffer @param withHeader If true, include the serialization header
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L841-L851
127,681
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.toBytesSparse
public byte[] toBytesSparse(int nonEmptyBuckets) { int size = SERDE_HEADER_SIZE + getSparseStorageSize(nonEmptyBuckets); ByteBuffer buf = ByteBuffer.allocate(size); writeByteBufferSparse(buf, nonEmptyBuckets); return buf.array(); }
java
public byte[] toBytesSparse(int nonEmptyBuckets) { int size = SERDE_HEADER_SIZE + getSparseStorageSize(nonEmptyBuckets); ByteBuffer buf = ByteBuffer.allocate(size); writeByteBufferSparse(buf, nonEmptyBuckets); return buf.array(); }
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Serialize the histogram in sparse encoding mode. The serialization header is always written, since the sparse encoding is only used in situations where the header is required. @param nonEmptyBuckets Number of non-empty buckets in the histogram @return Serialized histogram with sparse encoding
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L862-L868
127,682
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.writeByteBufferSparse
public void writeByteBufferSparse(ByteBuffer buf, int nonEmptyBuckets) { writeByteBufferSerdeHeader(buf, SPARSE_ENCODING_MODE); writeByteBufferCommonFields(buf); buf.putInt(nonEmptyBuckets); int bucketsWritten = 0; for (int i = 0; i < numBuckets; i++) { if (histogram[i] > 0) { buf.p...
java
public void writeByteBufferSparse(ByteBuffer buf, int nonEmptyBuckets) { writeByteBufferSerdeHeader(buf, SPARSE_ENCODING_MODE); writeByteBufferCommonFields(buf); buf.putInt(nonEmptyBuckets); int bucketsWritten = 0; for (int i = 0; i < numBuckets; i++) { if (histogram[i] > 0) { buf.p...
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Helper method for toBytesSparse @param buf Destination buffer @param nonEmptyBuckets Number of non-empty buckets in the histogram
[ "Helper", "method", "for", "toBytesSparse" ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L876-L893
127,683
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.fromBytes
public static FixedBucketsHistogram fromBytes(byte[] bytes) { ByteBuffer buf = ByteBuffer.wrap(bytes); return fromByteBuffer(buf); }
java
public static FixedBucketsHistogram fromBytes(byte[] bytes) { ByteBuffer buf = ByteBuffer.wrap(bytes); return fromByteBuffer(buf); }
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General deserialization method for FixedBucketsHistogram. @param bytes @return
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L914-L918
127,684
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.fromByteBuffer
public static FixedBucketsHistogram fromByteBuffer(ByteBuffer buf) { byte serializationVersion = buf.get(); Preconditions.checkArgument( serializationVersion == SERIALIZATION_VERSION, StringUtils.format("Only serialization version %s is supported.", SERIALIZATION_VERSION) ); byte mode ...
java
public static FixedBucketsHistogram fromByteBuffer(ByteBuffer buf) { byte serializationVersion = buf.get(); Preconditions.checkArgument( serializationVersion == SERIALIZATION_VERSION, StringUtils.format("Only serialization version %s is supported.", SERIALIZATION_VERSION) ); byte mode ...
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Deserialization helper method @param buf Source buffer containing serialized histogram @return Deserialized object
[ "Deserialization", "helper", "method" ]
f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L926-L941
127,685
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.fromByteBufferFullNoSerdeHeader
protected static FixedBucketsHistogram fromByteBufferFullNoSerdeHeader(ByteBuffer buf) { double lowerLimit = buf.getDouble(); double upperLimit = buf.getDouble(); int numBuckets = buf.getInt(); OutlierHandlingMode outlierHandlingMode = OutlierHandlingMode.values()[buf.get()]; long count = buf.get...
java
protected static FixedBucketsHistogram fromByteBufferFullNoSerdeHeader(ByteBuffer buf) { double lowerLimit = buf.getDouble(); double upperLimit = buf.getDouble(); int numBuckets = buf.getInt(); OutlierHandlingMode outlierHandlingMode = OutlierHandlingMode.values()[buf.get()]; long count = buf.get...
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Helper method for deserializing histograms with full encoding mode. Assumes that the serialization header is not present or has already been read. @param buf Source buffer containing serialized full-encoding histogram. @return Deserialized object
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L950-L982
127,686
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.fromBytesSparse
private static FixedBucketsHistogram fromBytesSparse(ByteBuffer buf) { double lowerLimit = buf.getDouble(); double upperLimit = buf.getDouble(); int numBuckets = buf.getInt(); OutlierHandlingMode outlierHandlingMode = OutlierHandlingMode.values()[buf.get()]; long count = buf.getLong(); long l...
java
private static FixedBucketsHistogram fromBytesSparse(ByteBuffer buf) { double lowerLimit = buf.getDouble(); double upperLimit = buf.getDouble(); int numBuckets = buf.getInt(); OutlierHandlingMode outlierHandlingMode = OutlierHandlingMode.values()[buf.get()]; long count = buf.getLong(); long l...
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Helper method for deserializing histograms with sparse encoding mode. Assumes that the serialization header is not present or has already been read. @param buf Source buffer containing serialized sparse-encoding histogram. @return Deserialized object
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f776b9408962b9006cfcfe4d6c1794751972cc8e
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127,687
apache/incubator-druid
extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java
FixedBucketsHistogram.getSparseStorageSize
public static int getSparseStorageSize(int nonEmptyBuckets) { return COMMON_FIELDS_SIZE + Integer.BYTES + (Integer.BYTES + Long.BYTES) * nonEmptyBuckets; }
java
public static int getSparseStorageSize(int nonEmptyBuckets) { return COMMON_FIELDS_SIZE + Integer.BYTES + (Integer.BYTES + Long.BYTES) * nonEmptyBuckets; }
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Compute the size in bytes of a sparse-encoding serialized histogram, without the serialization header @param nonEmptyBuckets number of non-empty buckets @return sparse serialized size in bytes
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/histogram/src/main/java/org/apache/druid/query/aggregation/histogram/FixedBucketsHistogram.java#L1047-L1052
127,688
apache/incubator-druid
server/src/main/java/org/apache/druid/server/SegmentManager.java
SegmentManager.getDataSourceSizes
public Map<String, Long> getDataSourceSizes() { return dataSources.entrySet().stream() .collect(Collectors.toMap(Entry::getKey, entry -> entry.getValue().getTotalSegmentSize())); }
java
public Map<String, Long> getDataSourceSizes() { return dataSources.entrySet().stream() .collect(Collectors.toMap(Entry::getKey, entry -> entry.getValue().getTotalSegmentSize())); }
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Returns a map of dataSource to the total byte size of segments managed by this segmentManager. This method should be used carefully because the returned map might be different from the actual data source states. @return a map of dataSources and their total byte sizes
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f776b9408962b9006cfcfe4d6c1794751972cc8e
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127,689
apache/incubator-druid
server/src/main/java/org/apache/druid/server/SegmentManager.java
SegmentManager.getDataSourceCounts
public Map<String, Long> getDataSourceCounts() { return dataSources.entrySet().stream() .collect(Collectors.toMap(Entry::getKey, entry -> entry.getValue().getNumSegments())); }
java
public Map<String, Long> getDataSourceCounts() { return dataSources.entrySet().stream() .collect(Collectors.toMap(Entry::getKey, entry -> entry.getValue().getNumSegments())); }
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Returns a map of dataSource to the number of segments managed by this segmentManager. This method should be carefully because the returned map might be different from the actual data source states. @return a map of dataSources and number of segments
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f776b9408962b9006cfcfe4d6c1794751972cc8e
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127,690
apache/incubator-druid
server/src/main/java/org/apache/druid/server/SegmentManager.java
SegmentManager.loadSegment
public boolean loadSegment(final DataSegment segment) throws SegmentLoadingException { final Segment adapter = getAdapter(segment); final SettableSupplier<Boolean> resultSupplier = new SettableSupplier<>(); // compute() is used to ensure that the operation for a data source is executed atomically da...
java
public boolean loadSegment(final DataSegment segment) throws SegmentLoadingException { final Segment adapter = getAdapter(segment); final SettableSupplier<Boolean> resultSupplier = new SettableSupplier<>(); // compute() is used to ensure that the operation for a data source is executed atomically da...
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Load a single segment. @param segment segment to load @return true if the segment was newly loaded, false if it was already loaded @throws SegmentLoadingException if the segment cannot be loaded
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/SegmentManager.java#L155-L190
127,691
apache/incubator-druid
server/src/main/java/org/apache/druid/server/coordination/SegmentLoadDropHandler.java
SegmentLoadDropHandler.loadSegment
private void loadSegment(DataSegment segment, DataSegmentChangeCallback callback) throws SegmentLoadingException { final boolean loaded; try { loaded = segmentManager.loadSegment(segment); } catch (Exception e) { removeSegment(segment, callback, false); throw new SegmentLoadingExcept...
java
private void loadSegment(DataSegment segment, DataSegmentChangeCallback callback) throws SegmentLoadingException { final boolean loaded; try { loaded = segmentManager.loadSegment(segment); } catch (Exception e) { removeSegment(segment, callback, false); throw new SegmentLoadingExcept...
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Load a single segment. If the segment is loaded successfully, this function simply returns. Otherwise it will throw a SegmentLoadingException @throws SegmentLoadingException if it fails to load the given segment
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/server/src/main/java/org/apache/druid/server/coordination/SegmentLoadDropHandler.java#L260-L287
127,692
apache/incubator-druid
sql/src/main/java/org/apache/druid/sql/calcite/expression/TimeUnits.java
TimeUnits.toQueryGranularity
public static PeriodGranularity toQueryGranularity(final TimeUnitRange timeUnitRange, final DateTimeZone timeZone) { final Period period = PERIOD_MAP.get(timeUnitRange); if (period == null) { return null; } return new PeriodGranularity(period, null, timeZone); }
java
public static PeriodGranularity toQueryGranularity(final TimeUnitRange timeUnitRange, final DateTimeZone timeZone) { final Period period = PERIOD_MAP.get(timeUnitRange); if (period == null) { return null; } return new PeriodGranularity(period, null, timeZone); }
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Returns the Druid QueryGranularity corresponding to a Calcite TimeUnitRange, or null if there is none. @param timeUnitRange time unit @param timeZone session time zone @return queryGranularity, or null
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f776b9408962b9006cfcfe4d6c1794751972cc8e
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127,693
apache/incubator-druid
processing/src/main/java/org/apache/druid/segment/incremental/IncrementalIndex.java
IncrementalIndex.makeColumnSelectorFactory
public static ColumnSelectorFactory makeColumnSelectorFactory( final VirtualColumns virtualColumns, final AggregatorFactory agg, final Supplier<InputRow> in, final boolean deserializeComplexMetrics ) { final RowBasedColumnSelectorFactory baseSelectorFactory = RowBasedColumnSelectorFactor...
java
public static ColumnSelectorFactory makeColumnSelectorFactory( final VirtualColumns virtualColumns, final AggregatorFactory agg, final Supplier<InputRow> in, final boolean deserializeComplexMetrics ) { final RowBasedColumnSelectorFactory baseSelectorFactory = RowBasedColumnSelectorFactor...
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Column selector used at ingestion time for inputs to aggregators. @param agg the aggregator @param in ingestion-time input row supplier @param deserializeComplexMetrics whether complex objects should be deserialized by a {@link ComplexMetricExtractor} @return column select...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/segment/incremental/IncrementalIndex.java#L126-L223
127,694
apache/incubator-druid
extensions-core/druid-kerberos/src/main/java/org/apache/druid/security/kerberos/KerberosAuthenticator.java
KerberosAuthenticator.tokenToAuthCookie
private static void tokenToAuthCookie( HttpServletResponse resp, String token, String domain, String path, long expires, boolean isCookiePersistent, boolean isSecure ) { resp.addHeader("Set-Cookie", tokenToCookieString(token, domain, path, expires, isCookiePersistent, i...
java
private static void tokenToAuthCookie( HttpServletResponse resp, String token, String domain, String path, long expires, boolean isCookiePersistent, boolean isSecure ) { resp.addHeader("Set-Cookie", tokenToCookieString(token, domain, path, expires, isCookiePersistent, i...
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Creates the Hadoop authentication HTTP cookie. @param resp the response object. @param token authentication token for the cookie. @param domain the cookie domain. @param path the cookie path. @param expires UNIX timestamp that indicates the expire date of the cookie. It has no effect if its value &lt; 0. @param isSecu...
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/extensions-core/druid-kerberos/src/main/java/org/apache/druid/security/kerberos/KerberosAuthenticator.java#L674-L685
127,695
apache/incubator-druid
processing/src/main/java/org/apache/druid/segment/VirtualColumns.java
VirtualColumns.splitColumnName
public static Pair<String, String> splitColumnName(String columnName) { final int i = columnName.indexOf('.'); if (i < 0) { return Pair.of(columnName, null); } else { return Pair.of(columnName.substring(0, i), columnName.substring(i + 1)); } }
java
public static Pair<String, String> splitColumnName(String columnName) { final int i = columnName.indexOf('.'); if (i < 0) { return Pair.of(columnName, null); } else { return Pair.of(columnName.substring(0, i), columnName.substring(i + 1)); } }
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Split a dot-style columnName into the "main" columnName and the subColumn name after the dot. Useful for columns that support dot notation. @param columnName columnName like "foo" or "foo.bar" @return pair of main column name (will not be null) and subColumn name (may be null)
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/segment/VirtualColumns.java#L63-L71
127,696
apache/incubator-druid
processing/src/main/java/org/apache/druid/segment/VirtualColumns.java
VirtualColumns.makeColumnValueSelector
public ColumnValueSelector<?> makeColumnValueSelector(String columnName, ColumnSelectorFactory factory) { final VirtualColumn virtualColumn = getVirtualColumn(columnName); if (virtualColumn == null) { throw new IAE("No such virtual column[%s]", columnName); } else { final ColumnValueSelector<?...
java
public ColumnValueSelector<?> makeColumnValueSelector(String columnName, ColumnSelectorFactory factory) { final VirtualColumn virtualColumn = getVirtualColumn(columnName); if (virtualColumn == null) { throw new IAE("No such virtual column[%s]", columnName); } else { final ColumnValueSelector<?...
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Create a column value selector. @param columnName column mame @param factory base column selector factory @return selector @throws IllegalArgumentException if the virtual column does not exist (see {@link #exists(String)}
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/segment/VirtualColumns.java#L184-L194
127,697
apache/incubator-druid
processing/src/main/java/org/apache/druid/query/cache/CacheKeyBuilder.java
CacheKeyBuilder.appendStrings
public CacheKeyBuilder appendStrings(Collection<String> input) { appendItem(STRING_LIST_KEY, stringCollectionToByteArray(input, true)); return this; }
java
public CacheKeyBuilder appendStrings(Collection<String> input) { appendItem(STRING_LIST_KEY, stringCollectionToByteArray(input, true)); return this; }
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Add a collection of strings to the cache key. Strings in the collection are concatenated with a separator of '0xFF', and they appear in the cache key in their input order. @param input a collection of strings to be included in the cache key @return this instance
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f776b9408962b9006cfcfe4d6c1794751972cc8e
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127,698
apache/incubator-druid
processing/src/main/java/org/apache/druid/query/cache/CacheKeyBuilder.java
CacheKeyBuilder.appendStringsIgnoringOrder
public CacheKeyBuilder appendStringsIgnoringOrder(Collection<String> input) { appendItem(STRING_LIST_KEY, stringCollectionToByteArray(input, false)); return this; }
java
public CacheKeyBuilder appendStringsIgnoringOrder(Collection<String> input) { appendItem(STRING_LIST_KEY, stringCollectionToByteArray(input, false)); return this; }
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Add a collection of strings to the cache key. Strings in the collection are sorted by their byte representation and concatenated with a separator of '0xFF'. @param input a collection of strings to be included in the cache key @return this instance
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f776b9408962b9006cfcfe4d6c1794751972cc8e
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127,699
apache/incubator-druid
processing/src/main/java/org/apache/druid/query/cache/CacheKeyBuilder.java
CacheKeyBuilder.appendCacheables
public CacheKeyBuilder appendCacheables(Collection<? extends Cacheable> input) { appendItem(CACHEABLE_LIST_KEY, cacheableCollectionToByteArray(input, true)); return this; }
java
public CacheKeyBuilder appendCacheables(Collection<? extends Cacheable> input) { appendItem(CACHEABLE_LIST_KEY, cacheableCollectionToByteArray(input, true)); return this; }
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Add a collection of Cacheables to the cache key. Cacheables in the collection are concatenated without any separator, and they appear in the cache key in their input order. @param input a collection of Cacheables to be included in the cache key @return this instance
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f776b9408962b9006cfcfe4d6c1794751972cc8e
https://github.com/apache/incubator-druid/blob/f776b9408962b9006cfcfe4d6c1794751972cc8e/processing/src/main/java/org/apache/druid/query/cache/CacheKeyBuilder.java#L291-L295