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-security-2/src/main/java/com/baeldung/egd/JavaSecurityEgdTester.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/egd/JavaSecurityEgdTester.java | package com.baeldung.egd;
import java.security.SecureRandom;
/**
* JavaSecurityEgdTester - run this with JVM parameter java.security.egd, e.g.:
* java -Djava.security.egd=file:/dev/urandom -cp . com.baeldung.egd.JavaSecurityEgdTester
*/
public class JavaSecurityEgdTester {
public static final double NANOSE... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/checksums/ChecksumUtils.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/checksums/ChecksumUtils.java | package com.baeldung.checksums;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.CRC32;
import java.util.zip.CheckedInputStream;
import java.util.zip.Checksum;
public class ChecksumUtils {
public static long getChecksumCRC32(byte[] bytes) {
Checksum crc32 = new CRC32();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/SHA3Hashing.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/SHA3Hashing.java | package com.baeldung.hashing;
import com.google.common.hash.Hashing;
import org.apache.commons.codec.digest.DigestUtils;
import org.bouncycastle.crypto.digests.SHA3Digest;
import org.bouncycastle.jcajce.provider.digest.SHA3;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.util.encode... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/DigestAlgorithms.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/DigestAlgorithms.java | package com.baeldung.hashing;
public class DigestAlgorithms {
public static final String SHA3_256 = "SHA3-256";
public static final String SHA_256 = "SHA-256";
public static final String KECCAK_256 = "Keccak-256";
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/Keccak256Hashing.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/Keccak256Hashing.java | package com.baeldung.hashing;
import org.bouncycastle.jcajce.provider.digest.Keccak;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.util.encoders.Hex;
import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/SHACommonUtils.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/hashing/SHACommonUtils.java | package com.baeldung.hashing;
class SHACommonUtils {
public static String bytesToHex(byte[] hash) {
StringBuilder hexString = new StringBuilder(2 * hash.length);
for (byte h : hash) {
String hex = Integer.toHexString(0xff & h);
if (hex.length() == 1)
hexStri... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/random/SecureRandomDemo.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/random/SecureRandomDemo.java | package com.baeldung.random;
import java.security.SecureRandom;
import java.security.NoSuchAlgorithmException;
import java.util.stream.IntStream;
import java.util.stream.LongStream;
import java.util.stream.DoubleStream;
public interface SecureRandomDemo {
public static void generateSecureRandomValues() {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/passwordhashing/SHA512Hasher.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/passwordhashing/SHA512Hasher.java | package com.baeldung.passwordhashing;
import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
/** A really simple SHA_512 Encryption example.
*
*/
public class SHA512Hasher {
public String hash(String passwordToHash, byte[] salt){
String g... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/passwordhashing/PBKDF2Hasher.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/passwordhashing/PBKDF2Hasher.java | package com.baeldung.passwordhashing;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.KeySpec;
import java.util.Arrays;
import java.util.Base64;
import java.util.regex.Matcher;
import java.util.regex.Pattern;... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-security-2/src/main/java/com/baeldung/passwordhashing/SimplePBKDF2Hasher.java | core-java-modules/core-java-security-2/src/main/java/com/baeldung/passwordhashing/SimplePBKDF2Hasher.java | package com.baeldung.passwordhashing;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.PBEKeySpec;
import java.security.spec.KeySpec;
/** A really simple SimplePBKDF2 Encryption example.
*
*/
public class SimplePBKDF2Hasher {
public static String hashSimple(String password, byte[] salt) throws Exce... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-advanced-6/src/test/java/com/baeldung/atomic/AtomicLoadBalancerUnitTest.java | core-java-modules/core-java-concurrency-advanced-6/src/test/java/com/baeldung/atomic/AtomicLoadBalancerUnitTest.java | package com.baeldung.atomic;
import org.junit.jupiter.api.Test;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class AtomicLoadBalancerUnitTest {
@Test
public void givenBalancer_whenDispatc... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-advanced-6/src/test/java/com/baeldung/transmittablethreadlocal/TransmittableThreadLocalUnitTest.java | core-java-modules/core-java-concurrency-advanced-6/src/test/java/com/baeldung/transmittablethreadlocal/TransmittableThreadLocalUnitTest.java | package com.baeldung.transmittablethreadlocal;
import com.alibaba.ttl.TransmittableThreadLocal;
import com.alibaba.ttl.TtlRunnable;
import com.alibaba.ttl.threadpool.TtlExecutors;
import org.junit.jupiter.api.Test;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.ExecutorService;
import java.... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-advanced-6/src/test/java/com/baeldung/futuretocompletablefuture/FutureToCompletableFutureUnitTest.java | core-java-modules/core-java-concurrency-advanced-6/src/test/java/com/baeldung/futuretocompletablefuture/FutureToCompletableFutureUnitTest.java | package com.baeldung.futuretocompletablefuture;
import static com.baeldung.futuretocompletablefuture.FutureToCompletableFuture.allOfFutures;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
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-concurrency-advanced-6/src/main/java/com/baeldung/atomic/AtomicLoadBalancer.java | core-java-modules/core-java-concurrency-advanced-6/src/main/java/com/baeldung/atomic/AtomicLoadBalancer.java | package com.baeldung.atomic;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
public class AtomicLoadBalancer {
private List<String> serverList;
private final AtomicInteger counter = new AtomicInteger(0);
public AtomicLoadBalancer(List<String> serverList) {
this.serverList... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-advanced-6/src/main/java/com/baeldung/atomic/IncomingRequest.java | core-java-modules/core-java-concurrency-advanced-6/src/main/java/com/baeldung/atomic/IncomingRequest.java | package com.baeldung.atomic;
import java.util.logging.Level;
import java.util.logging.Logger;
class IncomingRequest extends Thread {
private final AtomicLoadBalancer balancer;
private final int requestId;
private Logger logger = Logger.getLogger(IncomingRequest.class.getName());
public IncomingRequest... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-advanced-6/src/main/java/com/baeldung/futuretocompletablefuture/FutureToCompletableFuture.java | core-java-modules/core-java-concurrency-advanced-6/src/main/java/com/baeldung/futuretocompletablefuture/FutureToCompletableFuture.java | package com.baeldung.futuretocompletablefuture;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
public class FutureToCompletable... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/test/java/com/baeldung/className/RetrievingClassNameUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/className/RetrievingClassNameUnitTest.java | package com.baeldung.className;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import org.junit.Test;
public class RetrievingClassNameUnitTest {
// Retrieving Simple Name
@Test
public void givenRetrievingClassName_whenGetSimpleName_thenRetrievingClassName() {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingTestcontainerVariableUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingTestcontainerVariableUnitTest.java | package com.baeldung.setenvironment;
import static org.assertj.core.api.Assertions.assertThat;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;
import org.testcontainers.containers.GenericContainer;
import org.testcontainers.images.builde... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingDockerEnvironmentVariableUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingDockerEnvironmentVariableUnitTest.java | package com.baeldung.setenvironment;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledIfEnvironmentVariable;
class SettingDockerEnvironmentVariableUnitTest {
public static final String ENV_VARIABLE_NAME = "CUSTOM_DOCKER... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingChildProcessEnvironmentVariableUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingChildProcessEnvironmentVariableUnitTest.java | package com.baeldung.setenvironment;
import static org.assertj.core.api.Assertions.assertThat;
import java.io.IOException;
import java.util.Map;
import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledIfEnvironmentVariable;
class SettingChildProcessEnvironme... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingSameProcessEnvironmentVariableUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/setenvironment/SettingSameProcessEnvironmentVariableUnitTest.java | package com.baeldung.setenvironment;
import static org.assertj.core.api.Assertions.assertThat;
import java.lang.reflect.Field;
import java.util.Collections;
import java.util.Map;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledForJreRange;
import org.junit.jupiter.api.condition.Enable... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/test/java/com/baeldung/compressbytes/CompressByteArrayUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/compressbytes/CompressByteArrayUnitTest.java | package com.baeldung.compressbytes;
import org.junit.jupiter.api.Test;
import java.util.zip.DataFormatException;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class CompressByteArrayUnitTest {
private static final String INPUT_STRING = "Building a REST API is not a trivial task – from 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-lang-7/src/test/java/com/baeldung/envandprop/SystemPropertyAndEnvUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/envandprop/SystemPropertyAndEnvUnitTest.java | package com.baeldung.envandprop;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Map;
import org.junit.jupiter.api.Test;
import org.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-lang-7/src/test/java/com/baeldung/finalize/FinalizeUnitTest.java | core-java-modules/core-java-lang-7/src/test/java/com/baeldung/finalize/FinalizeUnitTest.java | package com.baeldung.finalize;
import java.io.IOException;
import org.junit.Assert;
import org.junit.Test;
public class FinalizeUnitTest {
@Test
public void whenGC_thenFinalizerExecuted() throws IOException {
String firstLine = new Finalizable().readFirstLine();
Assert.assertEquals("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-lang-7/src/main/java/com/baeldung/className/RetrievingClassName.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/className/RetrievingClassName.java | package com.baeldung.className;
public class RetrievingClassName {
public class InnerClass {
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/main/java/com/baeldung/infiniteloops/InfiniteLoops.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/infiniteloops/InfiniteLoops.java | package com.baeldung.infiniteloops;
public class InfiniteLoops {
public void infiniteLoopUsingWhile() {
while (true) {
System.out.println("Infinite loop using while");
}
}
public void infiniteLoopUsingFor() {
for (;;) {
System.out.println("Infinite loop usi... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/main/java/com/baeldung/randominset/RandomInSetUtil.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/randominset/RandomInSetUtil.java | package com.baeldung.randominset;
import java.util.HashSet;
import java.util.Random;
import java.util.Set;
import java.util.concurrent.ThreadLocalRandom;
public class RandomInSetUtil {
public static <T> T getByRandomClass(Set<T> set) {
if (set == null || set.isEmpty()) {
throw new IllegalArgu... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/main/java/com/baeldung/compressbytes/CompressByteArrayUtil.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/compressbytes/CompressByteArrayUtil.java | package com.baeldung.compressbytes;
import java.io.ByteArrayOutputStream;
import java.util.zip.DataFormatException;
import java.util.zip.Deflater;
import java.util.zip.Inflater;
public class CompressByteArrayUtil {
public static byte[] compress(byte[] input) {
Deflater deflater = new Deflater();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/main/java/com/baeldung/finalize/CrashedFinalizable.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/finalize/CrashedFinalizable.java | package com.baeldung.finalize;
import java.lang.ref.ReferenceQueue;
import java.lang.reflect.Field;
public class CrashedFinalizable {
public static void main(String[] args) throws ReflectiveOperationException {
for (int i = 0; ; i++) {
new CrashedFinalizable();
if ((i % 1_000_000) ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/main/java/com/baeldung/finalize/CloseableResource.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/finalize/CloseableResource.java | package com.baeldung.finalize;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
public class CloseableResource implements AutoCloseable {
private BufferedReader reader;
public CloseableResource() {
InputStream input = this.getCla... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-lang-7/src/main/java/com/baeldung/finalize/Finalizable.java | core-java-modules/core-java-lang-7/src/main/java/com/baeldung/finalize/Finalizable.java | package com.baeldung.finalize;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
public class Finalizable {
private BufferedReader reader;
public Finalizable() {
InputStream input = this.getClass().getClassLoader().getResourceAsSt... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/sortdatestrings/SortDateStringsUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/sortdatestrings/SortDateStringsUnitTest.java | package com.baeldung.sortdatestrings;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Co... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/instant/StringToInstantConverterUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/instant/StringToInstantConverterUnitTest.java | package com.baeldung.instant;
import org.junit.Test;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Locale;
import static org.assertj.core.api.Assertions.assertThat;
public class StringToI... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/timestamp/StringToTimestampConverterUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/timestamp/StringToTimestampConverterUnitTest.java | package com.baeldung.timestamp;
import java.sql.Timestamp;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import org.junit.Assert;
import org.junit.Test;
public class StringToTimestampConverterUnitTest {
@Test
public void givenDatePattern_whenParsing_thenTimestampIsCorrect() {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/timestamp/CurrentTimeAsFileNameUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/timestamp/CurrentTimeAsFileNameUnitTest.java | package com.baeldung.timestamp;
import static org.junit.Assert.assertTrue;
import java.text.MessageFormat;
import java.text.SimpleDateFormat;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.OffsetDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/FormattedDateMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/FormattedDateMatcherUnitTest.java | package com.baeldung.regexp.datepattern;
import org.junit.Assert;
import org.junit.Test;
public class FormattedDateMatcherUnitTest {
private DateMatcher matcher = new FormattedDateMatcher();
@Test
public void whenUsingFormattedDateMatcher_thenFormatConstraintsSatisfied() {
Assert.assertTrue(matc... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/RangedDateMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/RangedDateMatcherUnitTest.java | package com.baeldung.regexp.datepattern;
import org.junit.Assert;
import org.junit.Test;
public class RangedDateMatcherUnitTest {
private DateMatcher matcher = new RangedDateMatcher();
@Test
public void whenUsingRangedDateMatcher_thenFormatConstraintsSatisfied() {
Assert.assertFalse(matcher.matc... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/FebruaryGeneralMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/FebruaryGeneralMatcherUnitTest.java | package com.baeldung.regexp.datepattern.gregorian;
import org.junit.Test;
import com.baeldung.regexp.datepattern.DateMatcher;
import com.baeldung.regexp.datepattern.gregorian.testhelper.GregorianDateTestHelper;
public class FebruaryGeneralMatcherUnitTest {
private DateMatcher matcher = new FebruaryGeneralMatche... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/GregorianDateMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/GregorianDateMatcherUnitTest.java | package com.baeldung.regexp.datepattern.gregorian;
import org.junit.Test;
import com.baeldung.regexp.datepattern.DateMatcher;
import com.baeldung.regexp.datepattern.gregorian.testhelper.GregorianDateTestHelper;
public class GregorianDateMatcherUnitTest {
private DateMatcher matcher = new GregorianDateMatcher();... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/February29thMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/February29thMatcherUnitTest.java | package com.baeldung.regexp.datepattern.gregorian;
import org.junit.Test;
import com.baeldung.regexp.datepattern.DateMatcher;
import com.baeldung.regexp.datepattern.gregorian.testhelper.GregorianDateTestHelper;
public class February29thMatcherUnitTest {
private DateMatcher matcher = new February29thMatcher();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf31DaysMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf31DaysMatcherUnitTest.java | package com.baeldung.regexp.datepattern.gregorian;
import org.junit.Test;
import com.baeldung.regexp.datepattern.DateMatcher;
import com.baeldung.regexp.datepattern.gregorian.testhelper.GregorianDateTestHelper;
public class MonthsOf31DaysMatcherUnitTest {
private DateMatcher matcher = new MonthsOf31DaysMatcher(... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf30DaysMatcherUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf30DaysMatcherUnitTest.java | package com.baeldung.regexp.datepattern.gregorian;
import org.junit.Test;
import com.baeldung.regexp.datepattern.DateMatcher;
import com.baeldung.regexp.datepattern.gregorian.testhelper.GregorianDateTestHelper;
public class MonthsOf30DaysMatcherUnitTest {
private DateMatcher matcher = new MonthsOf30DaysMatcher(... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/testhelper/GregorianDateTestHelper.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/regexp/datepattern/gregorian/testhelper/GregorianDateTestHelper.java | package com.baeldung.regexp.datepattern.gregorian.testhelper;
import org.junit.Assert;
import com.baeldung.regexp.datepattern.DateMatcher;
public class GregorianDateTestHelper {
private final DateMatcher matcher;
public GregorianDateTestHelper(DateMatcher matcher) {
this.matcher = matcher;
}
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/formatduration/FormatDurationUnitTest.java | core-java-modules/core-java-datetime-string-2/src/test/java/com/baeldung/formatduration/FormatDurationUnitTest.java | package com.baeldung.formatduration;
import static org.assertj.core.api.Assertions.assertThat;
import java.time.Duration;
import java.util.concurrent.TimeUnit;
import org.apache.commons.lang3.time.DurationFormatUtils;
import org.joda.time.Period;
import org.junit.Test;
public class FormatDurationUnitTest {
@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-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplay.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplay.java | package com.baeldung.timezonedisplay;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.util.Comparator;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
public class TimezoneDisplay {
public enum OffsetBase {
GMT, UTC
}
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayApp.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayApp.java | package com.baeldung.timezonedisplay;
import java.util.List;
public class TimezoneDisplayApp {
public static void main(String... args) {
TimezoneDisplay display = new TimezoneDisplay();
System.out.println("Time zones in UTC:");
List<String> utc = display.getTimeZoneList(TimezoneDisplay.O... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayJava7.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayJava7.java | package com.baeldung.timezonedisplay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.TimeZone;
import java.util.concurrent.TimeUnit;
public class TimezoneDisplayJava7 {
public enum OffsetBase {
GMT, UTC
}
public List<String> getTimeZoneList(Offs... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayJava7App.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayJava7App.java | package com.baeldung.timezonedisplay;
import java.util.List;
import com.baeldung.timezonedisplay.TimezoneDisplayJava7;
public class TimezoneDisplayJava7App {
public static void main(String... args) {
TimezoneDisplayJava7 display = new TimezoneDisplayJava7();
System.out.println("Time zones in UT... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/FormattedDateMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/FormattedDateMatcher.java | package com.baeldung.regexp.datepattern;
import java.util.regex.Pattern;
class FormattedDateMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^\\d{4}-\\d{2}-\\d{2}$");
@Override
public boolean matches(String date) {
return DATE_PATTERN.mat... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/DateMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/DateMatcher.java | package com.baeldung.regexp.datepattern;
public interface DateMatcher {
boolean matches(String date);
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/RangedDateMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/RangedDateMatcher.java | package com.baeldung.regexp.datepattern;
import java.util.regex.Pattern;
class RangedDateMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^((19|2[0-9])[0-9]{2})-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])$");
@Override
public boolean matches(String ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/optmization/OptimizedMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/optmization/OptimizedMatcher.java | package com.baeldung.regexp.datepattern.optmization;
public class OptimizedMatcher {
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf30DaysMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf30DaysMatcher.java | package com.baeldung.regexp.datepattern.gregorian;
import java.util.regex.Pattern;
import com.baeldung.regexp.datepattern.DateMatcher;
public class MonthsOf30DaysMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^(((19|2[0-9])[0-9]{2})-(0[469]|11)-(0[1-9]... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/FebruaryGeneralMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/FebruaryGeneralMatcher.java | package com.baeldung.regexp.datepattern.gregorian;
import java.util.regex.Pattern;
import com.baeldung.regexp.datepattern.DateMatcher;
public class FebruaryGeneralMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^(((19|2[0-9])[0-9]{2})-02-(0[1-9]|1[0-9]|... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/GregorianDateMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/GregorianDateMatcher.java | package com.baeldung.regexp.datepattern.gregorian;
import java.util.regex.Pattern;
import com.baeldung.regexp.datepattern.DateMatcher;
class GregorianDateMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^((2000|2400|2800|(19|2[0-9])(0[48]|[2468][048]|[13... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/February29thMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/February29thMatcher.java | package com.baeldung.regexp.datepattern.gregorian;
import java.util.regex.Pattern;
import com.baeldung.regexp.datepattern.DateMatcher;
public class February29thMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^((2000|2400|2800|(19|2[0-9])(0[48]|[2468][04... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf31DaysMatcher.java | core-java-modules/core-java-datetime-string-2/src/main/java/com/baeldung/regexp/datepattern/gregorian/MonthsOf31DaysMatcher.java | package com.baeldung.regexp.datepattern.gregorian;
import java.util.regex.Pattern;
import com.baeldung.regexp.datepattern.DateMatcher;
public class MonthsOf31DaysMatcher implements DateMatcher {
private static final Pattern DATE_PATTERN = Pattern.compile(
"^(((19|2[0-9])[0-9]{2})-(0[13578]|10|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-streams-simple/src/test/java/com/baeldung/streams/Detail.java | core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/Detail.java | package com.baeldung.streams;
import java.util.Arrays;
import java.util.List;
public class Detail {
private static final List<String> PARTS = Arrays.asList("turbine", "pump");
public List<String> getParts() {
return PARTS;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/Java8StreamsUnitTest.java | core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/Java8StreamsUnitTest.java | package com.baeldung.streams;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import java.nio.file.Path;
impor... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/filter/StreamFilterUnitTest.java | core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/filter/StreamFilterUnitTest.java | package com.baeldung.streams.filter;
import org.junit.jupiter.api.Test;
import com.pivovarit.function.ThrowingPredicate;
import com.pivovarit.function.exception.WrappedException;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.Stre... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/collectors/CollectorImprovementUnitTest.java | core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/collectors/CollectorImprovementUnitTest.java | package com.baeldung.streams.collectors;
import static org.junit.Assert.assertEquals;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import org.junit.jupiter.api.Test;
class CollectorImprovementUnitTest {
@Test
void givenList_whenSatifyP... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/collectors/Java8CollectorsUnitTest.java | core-java-modules/core-java-streams-simple/src/test/java/com/baeldung/streams/collectors/Java8CollectorsUnitTest.java | package com.baeldung.streams.collectors;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Sets;
import org.junit.Test;
import java.util.*;
import java.util.function.BiConsumer;
import java.util.function.BinaryOperator;
import java.util.fu... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-simple/src/main/java/com/baeldung/streams/filter/Customer.java | core-java-modules/core-java-streams-simple/src/main/java/com/baeldung/streams/filter/Customer.java | package com.baeldung.streams.filter;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import javax.net.ssl.HttpsURLConnection;
public class Customer {
private String name;
private int points;
private String profil... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-simple/src/main/java/com/baeldung/streams/collectors/Blog.java | core-java-modules/core-java-streams-simple/src/main/java/com/baeldung/streams/collectors/Blog.java | package com.baeldung.streams.collectors;
import java.util.List;
public class Blog {
private String authorName;
private List<String> comments;
public Blog(String authorName, String... comments) {
this.authorName = authorName;
this.comments = List.of(comments);
}
public String get... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/convertcollectiontoarraylist/CollectionToArrayListUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/convertcollectiontoarraylist/CollectionToArrayListUnitTest.java | package com.baeldung.convertcollectiontoarraylist;
import org.junit.BeforeClass;
import org.junit.Test;
import java.util.*;
import static java.util.stream.Collectors.toCollection;
import static org.junit.Assert.*;
/**
*
* @author chris
*/
public class CollectionToArrayListUnitTest {
private static Collection... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/hashmaptoarraylist/HashMapToArrayListConverterUtilsUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/hashmaptoarraylist/HashMapToArrayListConverterUtilsUnitTest.java | package com.baeldung.hashmaptoarraylist;
import org.junit.Before;
import org.junit.Test;
import java.util.ArrayList;
import java.util.HashMap;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsInAnyOrder;
public class HashMapToArrayListConverterUtilsUnitTest {
pri... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/arrayconversion/ArrayToListConversionUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/arrayconversion/ArrayToListConversionUnitTest.java | package com.baeldung.arrayconversion;
import org.assertj.core.api.ListAssert;
import org.hamcrest.CoreMatchers;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
public class ArrayToListConversionUnitTest {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/arrayconversion/ArrayListToArrayUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/arrayconversion/ArrayListToArrayUnitTest.java | package com.baeldung.arrayconversion;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import java.util.List;
import org.junit.jupiter.api.Test;
import com.google.common.collect.Lists;
public class ArrayListToArrayUnitTest {
private static final List<String> INPUT_LIST = Lists.newArrayList("Mi... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/arrayconversion/ListToArrayFirstNElementsUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/arrayconversion/ListToArrayFirstNElementsUnitTest.java | package com.baeldung.arrayconversion;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import java.util.Iterator;
import java.util.List;
import org.junit.jupiter.api.Test;
import com.google.common.collect.Lists;
public class ListToArrayFirstNElementsUnitTest {
private static final List<String>... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/modelmapper/UsersListMappingUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/modelmapper/UsersListMappingUnitTest.java | package com.baeldung.modelmapper;
import org.hamcrest.Matchers;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.modelmapper.ModelMapper;
import org.modelmapper.TypeMap;
import org.modelmapper.TypeToken;
import java.util.ArrayList;
import java.util.List;
import static org.hamcr... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/java/collections/JavaCollectionConversionUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/java/collections/JavaCollectionConversionUnitTest.java | package com.baeldung.java.collections;
import com.google.common.collect.Sets;
import com.google.common.primitives.Ints;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.ArrayUtils;
import org.junit.Test;
import java.util.*;
@SuppressWarnings("unused")
public class JavaCollectio... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/convertiteratortolist/ConvertIteratorToListServiceUnitTest.java | core-java-modules/core-java-collections-conversions-2/src/test/java/com/baeldung/convertiteratortolist/ConvertIteratorToListServiceUnitTest.java | package com.baeldung.convertiteratortolist;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import org.apache.commons.collections4.IteratorUtils;
import org.junit.Before;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
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-collections-conversions-2/src/main/java/com/baeldung/convertcollectiontoarraylist/Foo.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/convertcollectiontoarraylist/Foo.java | package com.baeldung.convertcollectiontoarraylist;
/**
* This POJO is the element type of our collection. It has a deepCopy() method.
*
* @author chris
*/
public class Foo {
private int id;
private String name;
private Foo parent;
public Foo() {
}
public Foo(int id, String name, Foo pare... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/hashmaptoarraylist/HashMapToArrayListConverterUtils.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/hashmaptoarraylist/HashMapToArrayListConverterUtils.java | package com.baeldung.hashmaptoarraylist;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Maps.EntryTransformer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;
public class HashMapToArrayLi... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UsersListConverter.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UsersListConverter.java | package com.baeldung.modelmapper;
import org.modelmapper.AbstractConverter;
import java.util.List;
import java.util.stream.Collectors;
/**
* UsersListConverter class map the property data from the list of users into the list of user names.
*
* @author Sasa Milenkovic
*/
public class UsersListConverter extends Ab... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserDTO.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserDTO.java | package com.baeldung.modelmapper;
/**
* UserDTO model class
*
* @author Sasa Milenkovic
*/
public class UserDTO {
private String userId;
private String username;
private String email;
// getters and setters
public String getUserId() {
return userId;
}
public void setUserId(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-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserListDTO.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserListDTO.java | package com.baeldung.modelmapper;
import java.util.List;
/**
* UserListDTO class that contain list of username properties
*
* @author Sasa Milenkovic
*/
public class UserListDTO {
private List<String> usernames;
public List<String> getUsernames() {
return usernames;
}
public void setUse... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/User.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/User.java | package com.baeldung.modelmapper;
/**
* User model entity class
*
* @author Sasa Milenkovic
*/
public class User {
private String userId;
private String username;
private String email;
private String contactNumber;
private String userType;
// Standard constructors, getters and setters
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/MapperUtil.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/MapperUtil.java | package com.baeldung.modelmapper;
import org.modelmapper.ModelMapper;
import java.util.List;
import java.util.stream.Collectors;
/**
* This is a helper class that contains method for custom mapping of the users list.
* Initially, an instance of ModelMapper was created.
*
* @author Sasa Milenkovic
*/
public clas... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserList.java | core-java-modules/core-java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserList.java | package com.baeldung.modelmapper;
import java.util.Collection;
/**
* UserList class that contain collection of users
*
* @author Sasa Milenkovic
*/
public class UserList {
public UserList() {}
private Collection<User> users;
public Collection<User> getUsers() {
return users;
}
publi... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/atomic/AtomicMarkableReferenceUnitTest.java | core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/atomic/AtomicMarkableReferenceUnitTest.java | package com.baeldung.concurrent.atomic;
import java.util.concurrent.atomic.AtomicMarkableReference;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
public class AtomicMarkableReferenceUnitTest {
class Employee {
private int id;
private String name;
Employee(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-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/SteppedTaskUnitTest.java | core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/SteppedTaskUnitTest.java | package com.baeldung.concurrent.stopexecution;
import org.junit.Test;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.junit.Assert.*;
public class SteppedTaskUnitTest {
@Test
public void run() throws InterruptedException {
List<Step> step... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/LongRunningTaskUnitTest.java | core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/LongRunningTaskUnitTest.java | package com.baeldung.concurrent.stopexecution;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class LongRunningTaskUnitTest {
@Test
public void run() {
Thread thread = new Thread(new LongRunningTask());
thread.start();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/FixedTimeTaskUnitTest.java | core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/FixedTimeTaskUnitTest.java | package com.baeldung.concurrent.stopexecution;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
public class FixedTimeTaskUnitTest {
@Test
public void run() throws InterruptedException {
long start = System.currentTimeMillis();
Thread thread = new Thread(new FixedTimeTask(10... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/TimeOutTaskUnitTest.java | core-java-modules/core-java-concurrency-basic-2/src/test/java/com/baeldung/concurrent/stopexecution/TimeOutTaskUnitTest.java | package com.baeldung.concurrent.stopexecution;
import org.junit.Test;
import java.util.Timer;
import static org.junit.Assert.assertTrue;
public class TimeOutTaskUnitTest {
@Test
public void run() {
Thread thread = new Thread(new LongRunningTask());
Timer timer = new Timer();
TimeOut... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/name/CustomThreadName.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/name/CustomThreadName.java | package com.baeldung.concurrent.threads.name;
public class CustomThreadName {
public int currentNumber = 1;
public int N = 5;
public static void main(String[] args) {
CustomThreadName test = new CustomThreadName();
Thread oddThread = new Thread(() -> {
test.printOddNumber()... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/CustomThread.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/CustomThread.java | package com.baeldung.concurrent.threads.create;
public class CustomThread extends Thread{
@Override
public void run(){
System.out.println(Thread.currentThread().getName()+" started");
}
public static void main(String[] args){
CustomThread t1 = new CustomThread();
t1.start();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/TestClass.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/TestClass.java | package com.baeldung.concurrent.threads.create;
public class TestClass implements Runnable{
@Override
public void run(){
System.out.println(Thread.currentThread().getName()+" started");
}
public static void main(String[] args){
TestClass testClassRef = new TestClass();
Thread ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/FixedThreadPool.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/FixedThreadPool.java | package com.baeldung.concurrent.threads.create.threadpools;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class FixedThreadPool{
public static void main(String[] args){
ExecutorService executorService = Executors.newFixedThreadPool(5);
executorService.... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/ScheduledThreadPool.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/ScheduledThreadPool.java | package com.baeldung.concurrent.threads.create.threadpools;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
public class ScheduledThreadPool{
public static void main(String[] args){
ScheduledExecutorService executorService ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/SingleThreadPool.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/SingleThreadPool.java | package com.baeldung.concurrent.threads.create.threadpools;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
public class SingleThreadPool{
public static void main(String[] args){
Executo... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/CachedThreadPool.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/create/threadpools/CachedThreadPool.java | package com.baeldung.concurrent.threads.create.threadpools;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class CachedThreadPool {
public static void main(String[] args){
ExecutorService executorService = Executors.newCachedThreadPool();
executorService... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/number/FindNumberOfThreads.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/threads/number/FindNumberOfThreads.java | package com.baeldung.concurrent.threads.number;
import java.lang.management.ManagementFactory;
public class FindNumberOfThreads {
public static void main(String[] args) {
System.out.println("Number of threads " + Thread.activeCount());
System.out.println("Current Thread Group - "
+ Th... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/sleepwait/ThreadA.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/sleepwait/ThreadA.java | package com.baeldung.concurrent.sleepwait;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/***
* Example of waking up a waiting thread
*/
public class ThreadA {
private static final Logger LOG = LoggerFactory.getLogger(ThreadA.class);
private static final ThreadB b = new ThreadB();
public 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-concurrency-basic-2/src/main/java/com/baeldung/concurrent/sleepwait/WaitSleepExample.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/sleepwait/WaitSleepExample.java | package com.baeldung.concurrent.sleepwait;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/***
* Example of wait() and sleep() methods
*/
public class WaitSleepExample {
private static final Logger LOG = LoggerFactory.getLogger(WaitSleepExample.class);
private static final Object LOCK = new Obje... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/sleepwait/ThreadB.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/sleepwait/ThreadB.java | package com.baeldung.concurrent.sleepwait;
/***
* Example of waking up a waiting thread
*/
class ThreadB extends Thread {
int sum;
@Override
public void run() {
synchronized (this) {
int i = 0;
while (i < 100000) {
sum += i;
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-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/Step.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/Step.java | package com.baeldung.concurrent.stopexecution;
import java.util.Random;
public class Step {
private static int MAX = Integer.MAX_VALUE / 2;
int number;
public Step(int number) {
this.number = number;
}
public void perform() throws InterruptedException {
Random rnd = new Random()... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/SteppedTask.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/SteppedTask.java | package com.baeldung.concurrent.stopexecution;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
public class SteppedTask implements Runnable {
private static final Logger LOG = LoggerFactory.getLogger(SteppedTask.class);
private List<Step> steps;
public SteppedTask(List<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-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/TimeOutTask.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/TimeOutTask.java | package com.baeldung.concurrent.stopexecution;
import java.util.Timer;
import java.util.TimerTask;
public class TimeOutTask extends TimerTask {
private Thread thread;
private Timer timer;
public TimeOutTask(Thread thread, Timer timer) {
this.thread = thread;
this.timer = timer;
}
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/FixedTimeTask.java | core-java-modules/core-java-concurrency-basic-2/src/main/java/com/baeldung/concurrent/stopexecution/FixedTimeTask.java | package com.baeldung.concurrent.stopexecution;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.concurrent.TimeUnit;
public class FixedTimeTask implements Runnable {
private static final Logger LOG = LoggerFactory.getLogger(FixedTimeTask.class);
final int fixedTime; // milliseconds... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
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