repo stringclasses 1k
values | file_url stringlengths 96 373 | file_path stringlengths 11 294 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 6
values | commit_sha stringclasses 1k
values | retrieved_at stringdate 2026-01-04 14:45:56 2026-01-04 18:30:23 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/random/RandomDateTimes.java | core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/random/RandomDateTimes.java | package com.baeldung.random;
import java.time.Instant;
import java.util.concurrent.ThreadLocalRandom;
public class RandomDateTimes {
public static Instant timestamp() {
return Instant.ofEpochSecond(ThreadLocalRandom.current().nextInt());
}
public static Instant between(Instant startInclusive, In... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/daysinmonth/DaysInMonthUtils.java | core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/daysinmonth/DaysInMonthUtils.java | package com.baeldung.daysinmonth;
import java.time.YearMonth;
import java.util.Calendar;
public class DaysInMonthUtils {
public int getDaysInMonthWithYearOfMonth(int month, int year) {
YearMonth yearMonth = YearMonth.of(year, month);
return yearMonth.lengthOfMonth();
}
public int getDays... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/printwritervsfilewriter/PrintWriterVsFilePrinterUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/printwritervsfilewriter/PrintWriterVsFilePrinterUnitTest.java | package com.baeldung.printwritervsfilewriter;
import static org.junit.jupiter.api.Assertions.*;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.nio.charset.StandardCharsets;
import java.nio.fi... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/emptyfile/CheckFileIsEmptyUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/emptyfile/CheckFileIsEmptyUnitTest.java | package com.baeldung.emptyfile;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.File;
import java.io.IOExcepti... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/inputstreamreader/InputStreamReaderUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/inputstreamreader/InputStreamReaderUnitTest.java | package com.baeldung.inputstreamreader;
import static org.assertj.core.api.Assertions.assertThat;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Arrays;
impo... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/convertpaths/RelativePathConverterUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/convertpaths/RelativePathConverterUnitTest.java | package com.baeldung.convertpaths;
import org.junit.Test;
public class RelativePathConverterUnitTest {
@Test
public void givenRelativePath_whenConvertingToAbsolutePath_thenPrintOutput() {
String relativePath = "data/sample.txt";
System.out.println(RelativePathConverter.convertToAbsoluteUsePa... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/absolutetorelative/AbsoluteToRelativeUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/absolutetorelative/AbsoluteToRelativeUnitTest.java | package com.baeldung.absolutetorelative;
import java.net.URI;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
public class AbsoluteToRelativeUnitTest {
// given - until using Paths, no need to create physical files
private fin... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/readinputcharbychar/ReadInputCharByCharUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/readinputcharbychar/ReadInputCharByCharUnitTest.java | package com.baeldung.readinputcharbychar;
import org.junit.jupiter.api.Test;
import java.io.*;
import java.util.Scanner;
import static org.junit.Assert.assertArrayEquals;
public class ReadInputCharByCharUnitTest {
@Test
public void givenInputFromConsole_whenUsingBufferedStream_thenReadCharByChar() throws I... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/filewriterflushandclose/FileWriterFlushVsCloseUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/filewriterflushandclose/FileWriterFlushVsCloseUnitTest.java | package com.baeldung.filewriterflushandclose;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Li... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/eofdetections/EOFDetectionUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/eofdetections/EOFDetectionUnitTest.java | package com.baeldung.eofdetections;
import org.junit.jupiter.api.MethodOrderer;
import org.junit.jupiter.api.Order;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestMethodOrder;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import static org.junit.jupiter.api.Assertio... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/path/DesktopPathUnitTest.java | core-java-modules/core-java-io-apis-2/src/test/java/com/baeldung/path/DesktopPathUnitTest.java | package com.baeldung.path;
import java.io.File;
import javax.swing.filechooser.FileSystemView;
import org.junit.jupiter.api.Test;
public class DesktopPathUnitTest {
// Adapt DESKTOP_PATH variable to your own system path
// private static final String DESKTOP_PATH = "C:\\Users\\HRAF\\Desktop";
@Test
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/main/java/com/baeldung/convertpaths/RelativePathConverter.java | core-java-modules/core-java-io-apis-2/src/main/java/com/baeldung/convertpaths/RelativePathConverter.java | package com.baeldung.convertpaths;
import java.io.File;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.nio.file.Paths;
public class RelativePathConverter {
public static String convertToAbsoluteUsePathsClass(String relativePath) {
Path absolutePath = Paths.get(relativePath).toAb... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-apis-2/src/main/java/com/baeldung/eofdetections/EOFDetection.java | core-java-modules/core-java-io-apis-2/src/main/java/com/baeldung/eofdetections/EOFDetection.java | package com.baeldung.eofdetections;
import java.io.*;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.StandardCharsets;
import java.util.*;
public class EOFDetection {
public String readWithFileInputStream(String pathFile) throws IOException {
try (FileInputStrea... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/writebytearray/WriteByteArrayUnitTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/writebytearray/WriteByteArrayUnitTest.java | package com.baeldung.writebytearray;
import static org.assertj.core.api.Assertions.assertThat;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import org.apache.commons.io.FileUtils;
imp... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/readlargefile/ReadLargeFileUnitTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/readlargefile/ReadLargeFileUnitTest.java | package com.baeldung.readlargefile;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.SeekableByteChannel;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
i... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/readfile/JavaReadFromFileUnitTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/readfile/JavaReadFromFileUnitTest.java | package com.baeldung.readfile;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.hamcrest.CoreMatchers;
import org.hamcrest.Matchers;
import org.junit.Test;
import java.io.*;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.net.URLConnect... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/filesystem/jndi/LookupFSJNDIIntegrationTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/filesystem/jndi/LookupFSJNDIIntegrationTest.java | package com.baeldung.filesystem.jndi;
import com.baeldung.filesystem.jndi.LookupFSJNDI;
import org.junit.Test;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import java.io.File;
import static org.junit.Assert.assertNotNull;
public class LookupFSJNDIIntegrationTest {
LookupFSJNDI fsjnd... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/writetofile/JavaWriteToFileUnitTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/writetofile/JavaWriteToFileUnitTest.java | package com.baeldung.writetofile;
import static org.junit.Assert.assertEquals;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOut... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/listfiles/ListFilesUnitTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/listfiles/ListFilesUnitTest.java | package com.baeldung.listfiles;
import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.io.IOException;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
im... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/test/java/com/baeldung/mimetype/MimeTypeUnitTest.java | core-java-modules/core-java-io/src/test/java/com/baeldung/mimetype/MimeTypeUnitTest.java | package com.baeldung.mimetype;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.io.IOException;
import java.net.FileNameMap;
import java.net.MalformedURLException;
import java.net.URLConnection;
import java.nio.file.Files;
import java.nio.file.Pa... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/resource/MyResourceLoader.java | core-java-modules/core-java-io/src/main/java/com/baeldung/resource/MyResourceLoader.java | package com.baeldung.resource;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.stream.Collectors;
public class MyResourceLoader {
private void loadFileWithReader() throws IOException {
tr... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/filesystem/jndi/LookupFSJNDI.java | core-java-modules/core-java-io/src/main/java/com/baeldung/filesystem/jndi/LookupFSJNDI.java | package com.baeldung.filesystem.jndi;
import java.io.File;
import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
public class LookupFSJNDI {
private InitialContext ctx = null;
public LookupFSJNDI() throws NamingException {
s... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/sizebenchmark/FileSizeBenchmark.java | core-java-modules/core-java-io/src/main/java/com/baeldung/sizebenchmark/FileSizeBenchmark.java | package com.baeldung.sizebenchmark;
import org.apache.commons.io.FileUtils;
import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.infra.Blackhole;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.nio.channels.FileChann... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/listfiles/ListFiles.java | core-java-modules/core-java-io/src/main/java/com/baeldung/listfiles/ListFiles.java | package com.baeldung.listfiles;
import java.io.File;
import java.io.IOException;
import java.nio.file.DirectoryStream;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFil... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/unzip/UnzipFile.java | core-java-modules/core-java-io/src/main/java/com/baeldung/unzip/UnzipFile.java | package com.baeldung.unzip;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
public class UnzipFile {
public static void main(final String[] args) throws IOException {
final... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipAppendFile.java | core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipAppendFile.java | package com.baeldung.zip;
import java.io.*;
import java.net.URI;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.nio.file.*;
import java.util.*;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import st... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipMultipleFiles.java | core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipMultipleFiles.java | package com.baeldung.zip;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
public class ZipMultipleFiles {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipDirectory.java | core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipDirectory.java | package com.baeldung.zip;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
public class ZipDirectory {
public static void main(final String[] args) throws IOException {
fin... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipFile.java | core-java-modules/core-java-io/src/main/java/com/baeldung/zip/ZipFile.java | package com.baeldung.zip;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
public class ZipFile {
public static void main(final String[] args) throws IOException {
final St... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/test/java/com/baeldung/jarfile/JarFilePathResolverUnitTest.java | core-java-modules/core-java-jar/src/test/java/com/baeldung/jarfile/JarFilePathResolverUnitTest.java | package com.baeldung.jarfile;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.common.base.Ascii;
import java.io.File;
import j... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/test/java/com/baeldung/jar/GetClassNamesFromJarUnitTest.java | core-java-modules/core-java-jar/src/test/java/com/baeldung/jar/GetClassNamesFromJarUnitTest.java | package com.baeldung.jar;
import com.google.common.collect.Sets;
import org.junit.Assert;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
import java.net.URISyntaxException;
import java.util.Arrays;
import java.util.Objects;
import java.util.Set;
import java.util.stream.Collectors;
public cla... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/test/java/com/baeldung/jar/JarAppUnitTest.java | core-java-modules/core-java-jar/src/test/java/com/baeldung/jar/JarAppUnitTest.java | package com.baeldung.jar;
import org.junit.Assert;
import org.junit.jupiter.api.Test;
import java.util.regex.Pattern;
public class JarAppUnitTest {
@Test
public void findClassTest(){
Pattern databindPattern = Pattern.compile(".*jackson-databind-(\\d)+\\.(\\d)+\\.(\\d)\\.jar$");
Assert.asser... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/test/java/com/baeldung/jar/MySampleGUIAppManualTest.java | core-java-modules/core-java-jar/src/test/java/com/baeldung/jar/MySampleGUIAppManualTest.java | package com.baeldung.jar;
import org.junit.jupiter.api.Test;
class MySampleGUIAppManualTest {
@Test
void testMain() {
System.setProperty("java.awt.headless", "true");
String [] args = null;
System.exit(0);
MySampleGUIAppn.main(args);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/test/java/com/baeldung/manifest/ExecuteJarFileUnitTest.java | core-java-modules/core-java-jar/src/test/java/com/baeldung/manifest/ExecuteJarFileUnitTest.java | package com.baeldung.manifest;
import static org.junit.Assert.*;
import org.junit.Test;
public class ExecuteJarFileUnitTest {
private static final String ERROR_MESSAGE = "no main manifest attribute, in example.jar\n";
private static final String SUCCESS_MESSAGE = "AppExample executed!\n";
@Test
pub... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/jarfile/JarFilePathResolver.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/jarfile/JarFilePathResolver.java | package com.baeldung.jarfile;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.file.Paths;
public class JarFilePathResolver {
public String getJarFilePath(Class clazz) {
try {
return byGetProtectionDomain(clazz);
} catch (Exception e) {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/MySampleGUIAppn.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/MySampleGUIAppn.java | package com.baeldung.jar;
import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
public class MySampleGUIAppn extends JFrame {
public MySampleGUIAppn() {
if (!GraphicsEnvironment.isHeadless()) {
setSize(300,300);
setTitle("MySampleGUIAppn");
Button b = new ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/JarExample.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/JarExample.java | package com.baeldung.jar;
public class JarExample {
public static void main(String[] args) {
System.out.println("Hello Baeldung Reader!");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/GetClassNamesFromJar.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/GetClassNamesFromJar.java | package com.baeldung.jar;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Set;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
public class GetClassNamesFromJar {
public sta... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/JarApp.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/jar/JarApp.java | package com.baeldung.jar;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.net.URL;
public class JarApp {
public static String findObjectMapperClass() {
Class<ObjectMapper> klass = ObjectMapper.class;
URL path = klass.getProtectionDomain().getCodeSource().getLocation();
re... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/createjar/JarTool.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/createjar/JarTool.java | package com.baeldung.createjar;
import java.io.*;
import java.util.jar.*;
public class JarTool {
private Manifest manifest = new Manifest();
public void addToManifest(String key, String value) {
manifest.getMainAttributes()
.put(new Attributes.Name(key), value);
}
public void add... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/createjar/Driver.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/createjar/Driver.java | package com.baeldung.createjar;
import java.io.File;
import java.io.IOException;
import java.util.jar.*;
import com.baeldung.createjar.JarTool;
public class Driver {
public static void main(String[] args) throws IOException {
JarTool tool = new JarTool();
tool.startManifest();
tool.addToM... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/createjar/HelloWorld.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/createjar/HelloWorld.java | package com.baeldung.createjar;
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello World!");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/multiplejar/Main2.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/multiplejar/Main2.java | package com.baeldung.multiplejar;
public class Main2 {
public static void main(String[] args) {
System.out.println("Hello from Main2!");
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/multiplejar/Main1.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/multiplejar/Main1.java | package com.baeldung.multiplejar;
public class Main1 {
public static void main(String[] args) {
System.out.println("Hello from Main1!");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/manifest/ExecuteJarFile.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/manifest/ExecuteJarFile.java | package com.baeldung.manifest;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
public class ExecuteJarFile {
private static final String DELIMITER = " ";
private static final String WOR... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-jar/src/main/java/com/baeldung/manifest/AppExample.java | core-java-modules/core-java-jar/src/main/java/com/baeldung/manifest/AppExample.java | package com.baeldung.manifest;
public class AppExample {
public static void main(String[] args){
System.out.println("AppExample executed!");
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/bomfilewriter/BomFileWriterUnitTest.java | core-java-modules/core-java-io-7/src/test/bomfilewriter/BomFileWriterUnitTest.java | package com.baeldung.bomfilewriter;
import org.apache.commons.io.FileUtils;
import org.junit.jupiter.api.Test;
import org.apache.commons.lang3.ArrayUtils;
import java.io.*;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import static org.junit.jupiter.api.Assertions.... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/extension/FileExtensionUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/extension/FileExtensionUnitTest.java | package com.baeldung.extension;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import org.apache.commons.io.FilenameUtils;
import org.junit.jupiter.api.Test;
import com.google.common.... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/rename/RenameFileUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/rename/RenameFileUnitTest.java | package com.baeldung.rename;
import java.io.File;
import java.io.IOException;
import java.nio.file.FileSystemException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.apache.commons.io.FileUtils;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Before... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/close/StreamCloseUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/close/StreamCloseUnitTest.java | package com.baeldung.close;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
i... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/BufferedReaderUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/BufferedReaderUnitTest.java | package com.baeldung.fileparser;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.Test;
public class BufferedReaderUnitTest {
protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Test
public void whenP... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/FilesReadAllLinesUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/FilesReadAllLinesUnitTest.java | package com.baeldung.fileparser;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.Test;
public class FilesReadAllLinesUnitTest {
protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Test
public void whenPa... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/FileReaderUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/FileReaderUnitTest.java | package com.baeldung.fileparser;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.Test;
public class FileReaderUnitTest {
protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Test
public void whenParsi... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/FilesLinesExampleUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/FilesLinesExampleUnitTest.java | package com.baeldung.fileparser;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.jupiter.api.Test;
class FilesLinesExampleUnitTest {
private static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Test
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/ScannerIntUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/ScannerIntUnitTest.java | package com.baeldung.fileparser;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.Test;
public class ScannerIntUnitTest {
protected static final String NUMBER_FILENAME = "src/test/resources/sampleNumberFile.txt";
@Test
public void whenP... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/ScannerStringUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/ScannerStringUnitTest.java | package com.baeldung.fileparser;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.Test;
public class ScannerStringUnitTest {
protected static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Test
public void whenPa... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/CommonsFileUtilsExampleUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/CommonsFileUtilsExampleUnitTest.java | package com.baeldung.fileparser;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.jupiter.api.Test;
class CommonsFileUtilsExampleUnitTest {
private static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Te... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/GuavaFilesExampleUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileparser/GuavaFilesExampleUnitTest.java | package com.baeldung.fileparser;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.IOException;
import java.util.List;
import org.junit.jupiter.api.Test;
class GuavaFilesExampleUnitTest {
private static final String TEXT_FILENAME = "src/test/resources/sampleTextFile.txt";
@Test
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/tableformatter/TableFormatter.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/tableformatter/TableFormatter.java | package com.baeldung.tableformatter;
import de.vandermeer.asciitable.AsciiTable;
public class TableFormatter {
static void usingStringConcatenation() {
String[] headers = {"ID", "Name", "Age"};
String[][] data = {
{"1", "James", "24"},
{"2", "Sarah", "27"},
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileto2darray/FileTo2DArrayUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileto2darray/FileTo2DArrayUnitTest.java | package com.baeldung.fileto2darray;
import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVParser;
import org.apache.commons.csv.CSVRecord;
import org.junit.jupiter.api.Test;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;
import java.nio... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileseparator/FilePathSeparatorUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileseparator/FilePathSeparatorUnitTest.java | package com.baeldung.fileseparator;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.io.File;
import java.io.IOException;
import java.util.StringJoiner;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledOnOs;
import org.junit.jupiter.api.condition.OS;
public cl... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileseparator/FileSeparatorUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/fileseparator/FileSeparatorUnitTest.java | package com.baeldung.fileseparator;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.io.File;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledOnOs;
import org.junit.jupite... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/size/JavaFolderSizeUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/size/JavaFolderSizeUnitTest.java | package com.baeldung.size;
import static org.junit.Assert.assertEquals;
import java.io.File;
import java.io.IOException;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.Basic... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/size/JavaFileSizeUnitTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/size/JavaFileSizeUnitTest.java | package com.baeldung.size;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.nio.channels.FileChannel;
import java.nio.file.Path;
import java.ni... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/test/java/com/baeldung/readmultipleintegers/ReadMultipleIntegerTest.java | core-java-modules/core-java-io-7/src/test/java/com/baeldung/readmultipleintegers/ReadMultipleIntegerTest.java | package com.baeldung.readmultipleintegers;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
im... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/FilesLinesExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/FilesLinesExample.java | package com.baeldung.fileparser;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class FilesLinesExample {
static ArrayList<String> generateArrayListFromFile(String filename)... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/ScannerStringExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/ScannerStringExample.java | package com.baeldung.fileparser;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Scanner;
public class ScannerStringExample {
protected static ArrayList<String> generateArrayListFromFile(String filename) throws IOException {
ArrayList<String> r... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/FilesReadLinesExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/FilesReadLinesExample.java | package com.baeldung.fileparser;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
public class FilesReadLinesExample {
protected static ArrayList<String> generateArrayListFromFile(String filename) throws IOException {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/BufferedReaderExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/BufferedReaderExample.java | package com.baeldung.fileparser;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
public class BufferedReaderExample {
protected static ArrayList<String> generateArrayListFromFile(String filename) throws IOException {
ArrayList<String> res... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/CommonsFileUtilsExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/CommonsFileUtilsExample.java | package com.baeldung.fileparser;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.io.FileUtils;
public class CommonsFileUtilsExample {
static ArrayList<String> generateArrayListFromFile(String filename) throws IOException {
Lis... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/GuavaFilesExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/GuavaFilesExample.java | package com.baeldung.fileparser;
import java.io.File;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import com.google.common.io.Files;
public class GuavaFilesExample {
static ArrayList<String> generateArrayListFromFile(String filename) throws IOE... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/FileReaderExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/FileReaderExample.java | package com.baeldung.fileparser;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
public class FileReaderExample {
protected static ArrayList<String> generateArrayListFromFile(String filename) throws IOException {
ArrayList<String> result = new ArrayList<>();
t... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/ScannerIntExample.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/fileparser/ScannerIntExample.java | package com.baeldung.fileparser;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Scanner;
public class ScannerIntExample {
protected static ArrayList<Integer> generateArrayListFromFile(String filename) throws IOException {
ArrayList<Integer> re... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-7/src/main/java/com/baeldung/size/FileSizeUtils.java | core-java-modules/core-java-io-7/src/main/java/com/baeldung/size/FileSizeUtils.java | package com.baeldung.size;
import java.io.File;
public class FileSizeUtils {
public static long getFileSizeInBytes(File file) {
if (file.exists()) {
return file.length();
} else {
throw new IllegalArgumentException("File not found.");
}
}
public static doub... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/password/StringPasswordUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/password/StringPasswordUnitTest.java | package com.baeldung.password;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
/**
* Examples of passwords conforming to various specifications, using different libraries.
*
*/
public class StringPasswordUnitTest {
RandomPasswordGenerator passGen = new RandomPasswordGenerator();
@Test... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/clearstringbuilderorstringbuffer/ClearStringBuilderOrStringBufferUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/clearstringbuilderorstringbuffer/ClearStringBuilderOrStringBufferUnitTest.java | package com.baeldung.clearstringbuilderorstringbuffer;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ClearStringBuilderOrStringBufferUnitTest {
@Test
void whenSetLengthToZero_ThenStringBuilderIsCleared() {
StringBuilder stringBuilder = n... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringjoiner/StringJoinerUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringjoiner/StringJoinerUnitTest.java | package com.baeldung.stringjoiner;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.StringJoiner;
import java.util.stream.Collectors;
import static org.junit.Assert.assertEquals;
public class StringJoinerUnitTest {
private final String DELIMITER... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/removelastcharfromsb/RemoveLastCharFromSbUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/removelastcharfromsb/RemoveLastCharFromSbUnitTest.java | package com.baeldung.removelastcharfromsb;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test;
class RemoveLastCharFromSbUnitTest {
@Test
void givenSb_whenRemovingUsingDeleteCharAt_shouldGetExpectedResult() {
StringBuilder sb = new StringBuilder("Using the ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringtokenizer/TokenizerUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringtokenizer/TokenizerUnitTest.java | package com.baeldung.stringtokenizer;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import static org.junit.Assert.assertEquals;
public class TokenizerUnitTest {
private final MyTokenizer myTokenizer = new MyTokenizer();
private final List<String> expectedTokensForString = Arrays.asList(... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringapi/StringUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringapi/StringUnitTest.java | package com.baeldung.stringapi;
import org.junit.Test;
import java.io.UnsupportedEncodingException;
import java.nio.charset.StandardCharsets;
import java.util.IllegalFormatException;
import java.util.regex.PatternSyntaxException;
import static org.junit.Assert.*;
public class StringUnitTest {
@Test
public ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringpool/StringPoolUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/stringpool/StringPoolUnitTest.java | package com.baeldung.stringpool;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.Test;
public class StringPoolUnitTest {
@Test
public void whenCreatingConstantStrings_thenTheirAddressesAreEqual() {
String constantString1 = "Baeldung";
String constantString2 = "Bael... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/test/java/com/baeldung/charsequence/CharSequenceVsStringUnitTest.java | core-java-modules/core-java-string-apis/src/test/java/com/baeldung/charsequence/CharSequenceVsStringUnitTest.java | package com.baeldung.charsequence;
import org.junit.Test;
import static org.junit.Assert.*;
public class CharSequenceVsStringUnitTest {
@Test
public void givenSameValue_whenInstantiatingStringWithConstructor_thenDifferentObjects() {
String string1 = "baeldung";
String string2 = "baeldung";
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/main/java/com/baeldung/password/RandomPasswordGenerator.java | core-java-modules/core-java-string-apis/src/main/java/com/baeldung/password/RandomPasswordGenerator.java | package com.baeldung.password;
import org.apache.commons.lang3.RandomStringUtils;
import org.apache.commons.text.RandomStringGenerator;
import org.passay.CharacterRule;
import org.passay.EnglishCharacterData;
import org.passay.CharacterData;
import org.passay.PasswordGenerator;
import java.security.SecureRandom;
impo... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/main/java/com/baeldung/stringbuilderstringbuffer/StringBuilderStringBuffer.java | core-java-modules/core-java-string-apis/src/main/java/com/baeldung/stringbuilderstringbuffer/StringBuilderStringBuffer.java | package com.baeldung.stringbuilderstringbuffer;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.RunnerException;
import org.openjdk.jmh.runner.options.Options;
import or... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/main/java/com/baeldung/clearstringbuilderorstringbuffer/BenchmarkRunner.java | core-java-modules/core-java-string-apis/src/main/java/com/baeldung/clearstringbuilderorstringbuffer/BenchmarkRunner.java | package com.baeldung.clearstringbuilderorstringbuffer;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.infra.Blackhole;
public class BenchmarkRunner {
public static void main(String[] args) throws Exception {... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-apis/src/main/java/com/baeldung/stringtokenizer/MyTokenizer.java | core-java-modules/core-java-string-apis/src/main/java/com/baeldung/stringtokenizer/MyTokenizer.java | package com.baeldung.stringtokenizer;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.StringTokenizer;
import java.util.stream.Collectors;
public class MyTokenizer {
publ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/abstractnumber/AbstractNumberUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/abstractnumber/AbstractNumberUnitTest.java | package com.baeldung.abstractnumber;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class AbstractNumberUnitTest {
private final static double DOUBLE_VALUE = 9999.999;
private final static float FLOAT_VALUE = 101.99F;
private final static long LONG_VALUE = 1000L;
private ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/integerToBinary/IntegerToBinaryUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/integerToBinary/IntegerToBinaryUnitTest.java | package com.baeldung.integerToBinary;
import org.apache.commons.lang3.StringUtils;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class IntegerToBinaryUnitTest {
@Test
public void givenAnInteger_whenConvertToBinary_thenGetBinaryString() {
int n = 7;
String binaryS... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/parsedouble/StringToDoubleParserUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/parsedouble/StringToDoubleParserUnitTest.java | package com.baeldung.parsedouble;
import static org.assertj.core.api.Assertions.assertThat;
import java.util.Optional;
import org.apache.commons.lang3.math.NumberUtils;
import org.junit.Test;
import com.google.common.base.MoreObjects;
import com.google.common.primitives.Doubles;
import io.vavr.control.Try;
public... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/divisionbyzero/DivisionByZeroUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/divisionbyzero/DivisionByZeroUnitTest.java | package com.baeldung.divisionbyzero;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
public class DivisionByZeroUnitTest {
@Test
void givenInt_whenDividedByZero_thenThrowException() {
assertThrows(ArithmeticException.class, () -> {
int result = 12 / 0... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/fibonacci/FibonacciSeriesUtilsUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/fibonacci/FibonacciSeriesUtilsUnitTest.java | package com.baeldung.fibonacci;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class FibonacciSeriesUtilsUnitTest {
@Test
public void givenTermToCalculate_thenReturnThatTermUsingRecursion() {
int term = 10;
int expectedValue = 55;
assertEquals(FibonacciSer... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/padovan/PadovanSeriesUtilsUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/padovan/PadovanSeriesUtilsUnitTest.java | package com.baeldung.padovan;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class PadovanSeriesUtilsUnitTest {
// Test base cases for all methods
@Test
public void givenBaseCases_thenReturnCorrectValues() {
assertEquals(1, PadovanSeriesUtils.nthPadovanTermRecursiveMet... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java | package com.baeldung.randomnumbers;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.util.stream.IntStream;
import org.junit.Test;
public class RandomNumbersGeneratorUnitTest {
private static final int MIN_RANGE = 1;
private static final int MAX_RANGE = 1... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/doubletolong/DoubleToLongUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/doubletolong/DoubleToLongUnitTest.java | package com.baeldung.doubletolong;
import org.junit.Assert;
import org.junit.Test;
public class DoubleToLongUnitTest {
final static double VALUE = 9999.999;
@Test
public void givenDoubleValue_whenLongValueCalled_thenLongValueReturned() {
Assert.assertEquals(9999L, Double.valueOf(VALUE).longValue... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/numbersinrange/NumbersInARangeUnitTest.java | core-java-modules/core-java-numbers-3/src/test/java/com/baeldung/numbersinrange/NumbersInARangeUnitTest.java | package com.baeldung.numbersinrange;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.Arrays;
import java.util.List;
import org.junit.Test;
public class NumbersInARangeUnitTest {
@Test
public void givenTheRange1To10_andUsingForLoop_thenExpectCorrectResult() {
NumbersInA... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/integerToBinary/IntegerToBinary.java | core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/integerToBinary/IntegerToBinary.java | package com.baeldung.integerToBinary;
public class IntegerToBinary {
public static String convertIntegerToBinary(int n) {
if(n == 0) {
return "0";
}
StringBuilder binaryNumber = new StringBuilder();
while (n > 0) {
int remainder = n % 2;
binaryNum... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/fibonacci/FibonacciSeriesUtils.java | core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/fibonacci/FibonacciSeriesUtils.java | package com.baeldung.fibonacci;
public class FibonacciSeriesUtils {
public static int nthFibonacciTermRecursiveMethod(int n) {
if (n == 0 || n == 1) {
return n;
}
return nthFibonacciTermRecursiveMethod(n - 1) + nthFibonacciTermRecursiveMethod(n - 2);
}
public static in... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/padovan/PadovanSeriesUtils.java | core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/padovan/PadovanSeriesUtils.java | package com.baeldung.padovan;
public class PadovanSeriesUtils {
public static int nthPadovanTermRecursiveMethod(int n) {
if (n == 0 || n == 1 || n == 2) {
return 1;
}
return nthPadovanTermRecursiveMethod(n - 2) + nthPadovanTermRecursiveMethod(n - 3);
}
public static in... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java | core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java | package com.baeldung.randomnumbers;
import java.security.SecureRandom;
import java.util.Random;
import java.util.SplittableRandom;
import java.util.concurrent.ThreadLocalRandom;
import java.util.stream.IntStream;
import org.apache.commons.math3.random.RandomDataGenerator;
import it.unimi.dsi.util.XoRoShiRo128PlusRan... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/numbersinrange/NumbersInARange.java | core-java-modules/core-java-numbers-3/src/main/java/com/baeldung/numbersinrange/NumbersInARange.java | package com.baeldung.numbersinrange;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
public class NumbersInARange {
public List<Integer> getNumbersInRange(int start, int end) {
List<Integer> result = new ArrayList<>();
for ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
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