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-streams/src/main/java/com/baeldung/stream/streamsvsloops/PerformanceBenchmark.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/streamsvsloops/PerformanceBenchmark.java | package com.baeldung.stream.streamsvsloops;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.c... | 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/src/main/java/com/baeldung/stream/modifystream/entity/ImmutablePerson.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/modifystream/entity/ImmutablePerson.java | package com.baeldung.stream.modifystream.entity;
public class ImmutablePerson {
private String name;
private String email;
public ImmutablePerson(String name, String email) {
this.name = name;
this.email = email;
}
public ImmutablePerson withEmail(String email) {
return ... | 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/src/main/java/com/baeldung/stream/modifystream/entity/Person.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/modifystream/entity/Person.java | package com.baeldung.stream.modifystream.entity;
public class Person {
private String name;
private String email;
public Person(String name, String email) {
this.name = name;
this.email = email;
}
public String getName() {
return name;
}
public void setName(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-streams/src/main/java/com/baeldung/stream/forEach/ReverseList.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/forEach/ReverseList.java | package com.baeldung.stream.forEach;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.function.Consumer;
class ReverseList extends ArrayList<String> {
List<String> list = Arrays.asList("A", "B", "C", "D");
Consumer<String> removeElement ... | 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/src/main/java/com/baeldung/stream/sum/StreamSumCalculator.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/sum/StreamSumCalculator.java | package com.baeldung.stream.sum;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
public class StreamSumCalculator {
public static Integer getSumUsingCustomizedAccumulator(List<Integer> integers) {
return integers.stream()
.reduce(0, Ar... | 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/src/main/java/com/baeldung/stream/sum/Item.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/sum/Item.java | package com.baeldung.stream.sum;
public class Item {
private int id;
private Integer price;
public Item(int id, Integer price) {
super();
this.id = id;
this.price = price;
}
// Standard getters and setters
public long getId() {
return id;
}
public voi... | 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/src/main/java/com/baeldung/stream/sum/StreamSumCalculatorWithObject.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/sum/StreamSumCalculatorWithObject.java | package com.baeldung.stream.sum;
import java.util.List;
import java.util.stream.Collectors;
public class StreamSumCalculatorWithObject {
public static Integer getSumUsingCustomizedAccumulator(List<Item> items) {
return items.stream()
.map(x -> x.getPrice())
.reduce(0, ArithmeticUt... | 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/src/main/java/com/baeldung/stream/sum/ArithmeticUtils.java | core-java-modules/core-java-streams/src/main/java/com/baeldung/stream/sum/ArithmeticUtils.java | package com.baeldung.stream.sum;
public class ArithmeticUtils {
public static int add(int a, int b) {
return a + b;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/test/java/com/baeldung/getwebfilesize/GetWebFileSizeLiveTest.java | core-java-modules/core-java-networking-6/src/test/java/com/baeldung/getwebfilesize/GetWebFileSizeLiveTest.java | package com.baeldung.getwebfilesize;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import org.junit.jupiter.api.Test;
class GetWebFileSizeLiveTest {
String fileUrl = "https://www.ingka.com/wp-con... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/test/java/com/baeldung/ipaddresses/SubnetScannerLiveTest.java | core-java-modules/core-java-networking-6/src/test/java/com/baeldung/ipaddresses/SubnetScannerLiveTest.java | package com.baeldung.ipaddresses;
import static org.junit.jupiter.api.Assertions.assertFalse;
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.IntStream;
import org.apache... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/test/java/com/baeldung/curltohttprequest/CurlToHttpRequestUnitTest.java | core-java-modules/core-java-networking-6/src/test/java/com/baeldung/curltohttprequest/CurlToHttpRequestUnitTest.java | package com.baeldung.curltohttprequest;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import java.io.IOException;
import org.junit.After;
import org.junit.AfterClass;
import org.ju... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/test/java/com/baeldung/multiplecerts/MultipleCertificatesManualTest.java | core-java-modules/core-java-networking-6/src/test/java/com/baeldung/multiplecerts/MultipleCertificatesManualTest.java | package com.baeldung.multiplecerts;
import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
import static com.github.tomakehurst.wiremock.client.WireMock.get;
import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo;
import static org.junit.jupiter.api.Assertions.assertEquals;
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-networking-6/src/test/java/com/baeldung/inlineimagesinemail/InlineImageUnitTest.java | core-java-modules/core-java-networking-6/src/test/java/com/baeldung/inlineimagesinemail/InlineImageUnitTest.java | package com.baeldung.inlineimagesinemail;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import jakarta.mail.BodyPart;
import jakarta.mail.Multipart;
import jakarta.mail.Part;
import jakarta.mail.Session;
import jakarta.mail.internet.MimeMessage... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/main/java/com/baeldung/curltohttprequest/CurlToHttpRequest.java | core-java-modules/core-java-networking-6/src/main/java/com/baeldung/curltohttprequest/CurlToHttpRequest.java | package com.baeldung.curltohttprequest;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.hc.client5.http.classic.methods.HttpPost;
import org.apac... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/main/java/com/baeldung/multiplecerts/RoutingTrustManager.java | core-java-modules/core-java-networking-6/src/main/java/com/baeldung/multiplecerts/RoutingTrustManager.java | package com.baeldung.multiplecerts;
import java.net.Socket;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.net.ssl.SSLEngine;
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-networking-6/src/main/java/com/baeldung/multiplecerts/RoutingKeyManager.java | core-java-modules/core-java-networking-6/src/main/java/com/baeldung/multiplecerts/RoutingKeyManager.java | package com.baeldung.multiplecerts;
import java.net.Socket;
import java.security.Principal;
import java.security.PrivateKey;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.net.ssl.SSLEn... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/main/java/com/baeldung/multiplecerts/CertUtils.java | core-java-modules/core-java-networking-6/src/main/java/com/baeldung/multiplecerts/CertUtils.java | package com.baeldung.multiplecerts;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
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-networking-6/src/main/java/com/baeldung/multiplecerts/RoutingSslContextBuilder.java | core-java-modules/core-java-networking-6/src/main/java/com/baeldung/multiplecerts/RoutingSslContextBuilder.java | package com.baeldung.multiplecerts;
import java.io.IOException;
import java.nio.file.Paths;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-networking-6/src/main/java/com/baeldung/inlineimagesinemail/InlineImage.java | core-java-modules/core-java-networking-6/src/main/java/com/baeldung/inlineimagesinemail/InlineImage.java | package com.baeldung.inlineimagesinemail;
import java.io.File;
import java.io.IOException;
import java.util.Properties;
import jakarta.mail.Authenticator;
import jakarta.mail.Message;
import jakarta.mail.MessagingException;
import jakarta.mail.PasswordAuthentication;
import jakarta.mail.Session;
import jakarta.mail.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-collections-maps-2/src/test/java/com/baeldung/map/MapUtilUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/MapUtilUnitTest.java | /**
*
*/
package com.baeldung.map;
import static org.junit.Assert.assertEquals;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.stream.Collectors;
import org.apache.commons.collections4.BidiMap;
import org.apache.commons.collections4.bidimap.Dual... | 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-maps-2/src/test/java/com/baeldung/map/mapmax/MapMaxUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/mapmax/MapMaxUnitTest.java | package com.baeldung.map.mapmax;
import org.junit.Before;
import org.junit.Test;
import java.util.HashMap;
import java.util.Map;
import static org.junit.Assert.assertEquals;
public class MapMaxUnitTest {
Map<Integer, Integer> map = null;
MapMax mapMax = null;
@Before
public void ... | 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-maps-2/src/test/java/com/baeldung/map/immutable/ImmutableMapUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/immutable/ImmutableMapUnitTest.java | package com.baeldung.map.immutable;
import static org.hamcrest.MatcherAssert.assertThat;
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.a... | 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-maps-2/src/test/java/com/baeldung/map/weakhashmap/WeakHashMapUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/weakhashmap/WeakHashMapUnitTest.java | package com.baeldung.map.weakhashmap;
import org.junit.Test;
import java.util.WeakHashMap;
import java.util.concurrent.TimeUnit;
import static com.jayway.awaitility.Awaitility.await;
import static org.junit.Assert.assertTrue;
public class WeakHashMapUnitTest {
@Test
public void givenWeakHashMap_whenCacheV... | 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-maps-2/src/test/java/com/baeldung/map/treemap/TreeMapUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/treemap/TreeMapUnitTest.java | package com.baeldung.map.treemap;
import static org.junit.Assert.assertEquals;
import java.util.Comparator;
import java.util.Set;
import java.util.TreeMap;
import org.junit.Test;
public class TreeMapUnitTest {
@Test
public void givenTreeMap_whenOrdersEntriesNaturally_thenCorrect() {
TreeMap<Integer... | 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-maps-2/src/test/java/com/baeldung/map/linkedhashmap/LinkedHashMapUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/linkedhashmap/LinkedHashMapUnitTest.java | package com.baeldung.map.linkedhashmap;
import static org.junit.Assert.assertEquals;
import java.util.LinkedHashMap;
import java.util.Set;
import org.junit.Test;
public class LinkedHashMapUnitTest {
@Test
public void givenLinkedHashMap_whenGetsOrderedKeyset_thenCorrect() {
LinkedHashMap<Integer, 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-collections-maps-2/src/test/java/com/baeldung/map/convert/StringToMapUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/convert/StringToMapUnitTest.java | package com.baeldung.map.convert;
import org.junit.Assert;
import org.junit.jupiter.api.Test;
import java.util.Map;
public class StringToMapUnitTest {
@Test
public void givenString_WhenUsingStream_ThenResultingStringIsCorrect() {
Map<String, String> wordsByKey = StringToMap.convertWithStream("1=one,... | 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-maps-2/src/test/java/com/baeldung/map/convert/MapToStringUnitTest.java | core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/convert/MapToStringUnitTest.java | package com.baeldung.map.convert;
import org.apache.commons.collections4.MapUtils;
import org.junit.Assert;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.util.HashMap;
import java.util.Map;
public class MapToStringUnitTest {
private Map<Integer, String> wordsByKey = 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-collections-maps-2/src/main/java/com/baeldung/map/MapUtil.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/MapUtil.java | /**
*
*/
package com.baeldung.map;
import java.util.HashSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.stream.Stream;
/**
* @author swpraman
*
*/
public class MapUtil {
public static <K, V> Stream<K> keys(Map<K, V> map, V value) {
return map.entryS... | 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-maps-2/src/main/java/com/baeldung/map/mergemaps/Employee.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/mergemaps/Employee.java | package com.baeldung.map.mergemaps;
public class Employee implements Comparable<Employee> {
private Long id;
private String name;
public Employee(Long id, String name) {
this.name = name;
this.id = id;
}
public Long getId() {
return id;
}
public void setId(Long 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-collections-maps-2/src/main/java/com/baeldung/map/mergemaps/MergeMaps.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/mergemaps/MergeMaps.java | package com.baeldung.map.mergemaps;
import one.util.streamex.EntryStream;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class MergeMaps {
private static Map<String, Employee> map1 = new HashMap<>();
private static Map<String, Emplo... | 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-maps-2/src/main/java/com/baeldung/map/mapmax/MapMax.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/mapmax/MapMax.java | package com.baeldung.map.mapmax;
import java.util.*;
import java.util.Map.Entry;
public class MapMax {
public <K, V extends Comparable<V>> V maxUsingIteration(Map<K, V> map) {
Entry<K, V> maxEntry = null;
for (Entry<K, V> entry : map.entrySet()) {
if (maxEntry == null || entry.getV... | 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-maps-2/src/main/java/com/baeldung/map/linkedhashmap/MyLinkedHashMap.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/linkedhashmap/MyLinkedHashMap.java | package com.baeldung.map.linkedhashmap;
import java.util.LinkedHashMap;
import java.util.Map;
public class MyLinkedHashMap<K, V> extends LinkedHashMap<K, V> {
/**
*
*/
private static final long serialVersionUID = 1L;
private static final int MAX_ENTRIES = 5;
public MyLinkedHashMap(int ini... | 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-maps-2/src/main/java/com/baeldung/map/convert/MapToString.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/convert/MapToString.java | package com.baeldung.map.convert;
import com.google.common.base.Joiner;
import org.apache.commons.lang3.StringUtils;
import java.util.Map;
import java.util.stream.Collectors;
public class MapToString {
public static String convertWithIteration(Map<Integer, ?> map) {
StringBuilder mapAsString = new Strin... | 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-maps-2/src/main/java/com/baeldung/map/convert/StringToMap.java | core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/convert/StringToMap.java | package com.baeldung.map.convert;
import com.google.common.base.Splitter;
import java.util.Arrays;
import java.util.Map;
import java.util.stream.Collectors;
public class StringToMap {
public static Map<String, String> convertWithStream(String mapAsString) {
Map<String, String> map = Arrays.stream(mapAsS... | 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-oop-inheritance-2/src/test/java/com/baeldung/inheritance/AppUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/inheritance/AppUnitTest.java | package com.baeldung.inheritance;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
public class AppUnitTest extends TestCase {
public AppUnitTest(String testName) {
super( testName );
}
public static Test suite() {
return new TestSuite(AppU... | 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-oop-inheritance-2/src/test/java/com/baeldung/polymorphism/PolymorphismUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/polymorphism/PolymorphismUnitTest.java | package com.baeldung.polymorphism;
import static org.junit.Assert.*;
import java.awt.image.BufferedImage;
import org.junit.Test;
public class PolymorphismUnitTest {
@Test
public void givenImageFile_whenFileCreated_shouldSucceed() {
ImageFile imageFile = FileManager.createImageFile("SampleImageFile",... | 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-oop-inheritance-2/src/test/java/com/baeldung/innerinterfaces/InnerInterfaceUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/innerinterfaces/InnerInterfaceUnitTest.java | package com.baeldung.innerinterfaces;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class InnerInterfaceUnitTest {
@Test
public void whenCustomerListJoined_thenReturnsJoinedNames() {
... | 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-oop-inheritance-2/src/test/java/com/baeldung/abstractclasses/LowercaseFileReaderUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/abstractclasses/LowercaseFileReaderUnitTest.java | package com.baeldung.abstractclasses;
import com.baeldung.abstractclasses.filereaders.BaseFileReader;
import com.baeldung.abstractclasses.filereaders.LowercaseFileReader;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import org.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-lang-oop-inheritance-2/src/test/java/com/baeldung/abstractclasses/UppercaseFileReaderUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/abstractclasses/UppercaseFileReaderUnitTest.java | package com.baeldung.abstractclasses;
import com.baeldung.abstractclasses.filereaders.BaseFileReader;
import com.baeldung.abstractclasses.filereaders.UppercaseFileReader;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import org.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-lang-oop-inheritance-2/src/test/java/com/baeldung/subclassinnerclass/InnerClassUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/subclassinnerclass/InnerClassUnitTest.java | package com.baeldung.subclassinnerclass;
import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
import org.junit.Test;
public class InnerClassUnitTest {
@Test
public void givenInnerStaticClassWhenInstantiatedThenOuterClassIsInstantiated() {
Notifier emailNotifier = new EmailNotifier()... | 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-oop-inheritance-2/src/test/java/com/baeldung/subclassinnerclass/SubClassUnitTest.java | core-java-modules/core-java-lang-oop-inheritance-2/src/test/java/com/baeldung/subclassinnerclass/SubClassUnitTest.java | package com.baeldung.subclassinnerclass;
import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
import org.junit.Test;
public class SubClassUnitTest {
@Test
public void givenSubclassWhenInstantiatedThenSubclassObjectIsPossible() {
Notifier emailNotifier = new EmailNotifier();
... | 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-oop-inheritance-2/src/main/java/com/baeldung/upcastingvsdowncasting/Dog.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/upcastingvsdowncasting/Dog.java | package com.baeldung.upcastingvsdowncasting;
class Dog extends Animal {
@Override
public void makeSound() {
System.out.println("Bark");
}
public void fetch() {
System.out.println("Dog fetches");
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/upcastingvsdowncasting/Animal.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/upcastingvsdowncasting/Animal.java | package com.baeldung.upcastingvsdowncasting;
class Animal {
public void makeSound() {
System.out.println("Animal sound");
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/upcastingvsdowncasting/Main.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/upcastingvsdowncasting/Main.java | package com.baeldung.upcastingvsdowncasting;
public class Main {
public static void main(String[] args) {
// Upcasting
Animal myDog = new Dog();
myDog.makeSound();
// Upcasting
Animal myAnimal = new Dog();
Dog myDog2 = (Dog) myAnimal;
myDog2.makeSound();
... | 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-oop-inheritance-2/src/main/java/com/baeldung/superkeyword/KeywordDemo.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/superkeyword/KeywordDemo.java | package com.baeldung.superkeyword;
/**
* Created by Gebruiker on 5/14/2018.
*/
public class KeywordDemo {
public static void main(String[] args) {
SuperSub child = new SuperSub("message from the child class");
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/superkeyword/SuperSub.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/superkeyword/SuperSub.java | package com.baeldung.superkeyword;
/**
* Created by Gebruiker on 5/15/2018.
*/
public class SuperSub extends SuperBase {
String message = "child class";
public SuperSub(String message) {
super(message);
}
public SuperSub() {
super.printMessage();
printMessage();
}
... | 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-oop-inheritance-2/src/main/java/com/baeldung/superkeyword/SuperBase.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/superkeyword/SuperBase.java | package com.baeldung.superkeyword;
/**
* Created by Gebruiker on 5/14/2018.
*/
public class SuperBase {
String message = "super class";
public SuperBase() {
}
public SuperBase(String message) {
this.message = message;
}
public void printMessage() {
System.out.println(messa... | 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-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/method/BaseMethodClass.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/method/BaseMethodClass.java | package com.baeldung.variableandmethodhiding.method;
public class BaseMethodClass {
public static void printMessage() {
System.out.println("base static method");
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/method/ChildMethodClass.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/method/ChildMethodClass.java | package com.baeldung.variableandmethodhiding.method;
public class ChildMethodClass extends BaseMethodClass {
public static void printMessage() {
System.out.println("child static method");
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/method/MethodHidingDemo.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/method/MethodHidingDemo.java | package com.baeldung.variableandmethodhiding.method;
public class MethodHidingDemo {
public static void main(String[] args) {
ChildMethodClass.printMessage();
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/HideVariable.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/HideVariable.java | package com.baeldung.variableandmethodhiding.variable;
/**
* Created by Gebruiker on 5/6/2018.
*/
public class HideVariable {
private String message = "this is instance variable";
HideVariable() {
String message = "constructor local variable";
System.out.println(message);
}
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-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/ChildVariable.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/ChildVariable.java | package com.baeldung.variableandmethodhiding.variable;
/**
* Created by Gebruiker on 5/7/2018.
*/
public class ChildVariable extends ParentVariable {
String instanceVariable = "child variable";
public void printInstanceVariable() {
System.out.println(instanceVariable);
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/ParentVariable.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/ParentVariable.java | package com.baeldung.variableandmethodhiding.variable;
/**
* Created by Gebruiker on 5/7/2018.
*/
public class ParentVariable {
String instanceVariable = "parent variable";
public void printInstanceVariable() {
System.out.println(instanceVariable);
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/VariableHidingDemo.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/variableandmethodhiding/variable/VariableHidingDemo.java | package com.baeldung.variableandmethodhiding.variable;
/**
* Created by Gebruiker on 5/6/2018.
*/
public class VariableHidingDemo {
public static void main(String[] args) {
HideVariable variable = new HideVariable();
variable.printLocalVariable();
variable.printInstanceVariable();
... | 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/SpaceTraveller.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/SpaceTraveller.java | package com.baeldung.inheritance;
public interface SpaceTraveller extends Floatable, Flyable {
int duration = 10;
void remoteControl();
} | 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Employee.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Employee.java | package com.baeldung.inheritance;
public class Employee {
private String name;
private Car car;
public Employee(String name, Car car) {
this.name = name;
this.car = car;
}
public Car getCar() {
return car;
}
} | 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/BMW.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/BMW.java | package com.baeldung.inheritance;
public class BMW extends Car {
public BMW() {
super(5, "BMW");
}
@Override
public String toString() {
return model;
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/SpaceCar.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/SpaceCar.java | package com.baeldung.inheritance;
public class SpaceCar extends Car implements SpaceTraveller {
@Override
public void floatOnWater() {
System.out.println("SpaceCar floating!");
}
@Override
public void fly() {
System.out.println("SpaceCar flying!");
}
@Override
public vo... | 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Flyable.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Flyable.java | package com.baeldung.inheritance;
public interface Flyable {
int duration = 10;
void fly();
/*
* Commented
*/
//default void repair() {
// System.out.println("Repairing Flyable object");
//}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Floatable.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Floatable.java | package com.baeldung.inheritance;
public interface Floatable {
int duration = 10;
void floatOnWater();
default void repair() {
System.out.println("Repairing Floatable object");
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Car.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/Car.java | package com.baeldung.inheritance;
public class Car {
private final int DEFAULT_WHEEL_COUNT = 5;
private final String DEFAULT_MODEL = "Basic";
protected int wheels;
protected String model;
public Car() {
this.wheels = DEFAULT_WHEEL_COUNT;
this.model = DEFAULT_MODEL;
}
public Car(... | 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-oop-inheritance-2/src/main/java/com/baeldung/inheritance/ArmoredCar.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/inheritance/ArmoredCar.java | package com.baeldung.inheritance;
public class ArmoredCar extends Car implements Floatable, Flyable{
private int bulletProofWindows;
private String model;
public void remoteStartCar() {
// this vehicle can be started by using a remote control
}
public String registerModel() {
... | 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-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/GenericFile.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/GenericFile.java | package com.baeldung.polymorphism;
import java.util.Date;
public class GenericFile {
private String name;
private String extension;
private Date dateCreated;
private String version;
private byte[] content;
public GenericFile() {
this.setDateCreated(new Date());
}
public Strin... | 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-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/TextFile.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/TextFile.java | package com.baeldung.polymorphism;
public class TextFile extends GenericFile {
private int wordCount;
public TextFile(String name, String content, String version) {
String[] words = content.split(" ");
this.setWordCount(words.length > 0 ? words.length : 1);
this.setContent(content.getB... | 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-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/FileManager.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/FileManager.java | package com.baeldung.polymorphism;
import java.awt.image.BufferedImage;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class FileManager {
final static Logger logger = LoggerFactory.getLogger(FileManager.class);
public static void main(String[] args) {
GenericFile file1 = new TextF... | 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-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/ImageFile.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/polymorphism/ImageFile.java | package com.baeldung.polymorphism;
public class ImageFile extends GenericFile {
private int height;
private int width;
public ImageFile(String name, int height, int width, byte[] content, String version) {
this.setHeight(height);
this.setWidth(width);
this.setContent(content);
... | 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-oop-inheritance-2/src/main/java/com/baeldung/innerinterfaces/CommaSeparatedCustomers.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/innerinterfaces/CommaSeparatedCustomers.java | package com.baeldung.innerinterfaces;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
public class CommaSeparatedCustomers implements Customer.List {
private List<Customer> customers = new ArrayList<Customer>();
@Override
public void Add(Customer customer) {
... | 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-oop-inheritance-2/src/main/java/com/baeldung/innerinterfaces/Customer.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/innerinterfaces/Customer.java | package com.baeldung.innerinterfaces;
public class Customer {
public interface List {
void Add(Customer customer);
String getCustomerNames();
}
private String name;
public Customer(String name) {
this.name = name;
}
String getName() {
return name;
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/filereaders/LowercaseFileReader.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/filereaders/LowercaseFileReader.java | package com.baeldung.abstractclasses.filereaders;
import java.nio.file.Path;
public class LowercaseFileReader extends BaseFileReader {
public LowercaseFileReader(Path filePath) {
super(filePath);
}
@Override
public String mapFileLine(String line) {
return line.toLowerCase();
} ... | 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-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/filereaders/BaseFileReader.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/filereaders/BaseFileReader.java | package com.baeldung.abstractclasses.filereaders;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import java.util.stream.Collectors;
public abstract class BaseFileReader {
protected Path filePath;
protected BaseFileReader(Path filePath) {
... | 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-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/filereaders/UppercaseFileReader.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/filereaders/UppercaseFileReader.java | package com.baeldung.abstractclasses.filereaders;
import java.nio.file.Path;
public class UppercaseFileReader extends BaseFileReader {
public UppercaseFileReader(Path filePath) {
super(filePath);
}
@Override
public String mapFileLine(String line) {
return line.toUpperCase();
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/application/Application.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/application/Application.java | package com.baeldung.abstractclasses.application;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.nio.file.Paths;
import com.baeldung.abstractclasses.filereaders.BaseFileReader;
import com.baeldung.abstractclasses.filereaders.LowercaseFileReader;
import com.baeld... | 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-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/overview/BoardGame.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/overview/BoardGame.java | package com.baeldung.abstractclasses.overview;
public abstract class BoardGame {
//... field declarations, constructors
public abstract void play();
//... concrete methods
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/overview/Checkers.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/abstractclasses/overview/Checkers.java | package com.baeldung.abstractclasses.overview;
public class Checkers extends BoardGame {
@Override
public void play() {
//... implementation
}
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/NotificationService.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/NotificationService.java | package com.baeldung.subclassinnerclass;
public class NotificationService {
void notifyMessages() {
// Sending a Text Message
Message textMessage = new Message();
Notifier textNotifier = new TextMessageNotifier();
textNotifier.notify(textMessage);
// Sending an Email Messa... | 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-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/Message.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/Message.java | package com.baeldung.subclassinnerclass;
public class Message {
private int message;
// getter setter and other atteibutes
}
| 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-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/EmailNotifier.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/EmailNotifier.java | package com.baeldung.subclassinnerclass;
public class EmailNotifier extends Notifier {
@Override
void notify(Message e) {
// connect to the email connector
EmailConnector emailConnector = new EmailConnector();
emailConnector.connect();
// send email
}
// Inner class for... | 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-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/TextMessageNotifier.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/TextMessageNotifier.java | package com.baeldung.subclassinnerclass;
public class TextMessageNotifier extends Notifier {
@Override
void notify(Message e) {
// Provide text message specific implementation here
}
// Inner class for text message connection
private static class SMSConnector {
private String smsHo... | 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-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/Notifier.java | core-java-modules/core-java-lang-oop-inheritance-2/src/main/java/com/baeldung/subclassinnerclass/Notifier.java | package com.baeldung.subclassinnerclass;
public abstract class Notifier {
abstract void notify(Message 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-concurrency-advanced-3/src/test/java/com/baeldung/rejection/SaturationPolicyUnitTest.java | core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/rejection/SaturationPolicyUnitTest.java | package com.baeldung.rejection;
import org.junit.After;
import org.junit.Ignore;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.*;
import java.util.concurrent.ThreadPoolExecutor.AbortPolicy;
import java.util.concurrent.ThreadPoolExecutor.CallerRunsPolicy;
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-concurrency-advanced-3/src/test/java/com/baeldung/workstealing/PrimeNumbersManualTest.java | core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/workstealing/PrimeNumbersManualTest.java | package com.baeldung.workstealing;
import org.junit.Test;
import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.RunnerException;
import org.openjdk.jmh.runner.options.Options;
import org.openjdk.jmh.runner.options.OptionsBuilder;
import java.util.concurrent.Executor... | 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-3/src/test/java/com/baeldung/exchanger/ExchangerUnitTest.java | core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/exchanger/ExchangerUnitTest.java | package com.baeldung.exchanger;
import static org.junit.Assert.assertEquals;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Exchanger;
import java.util.concurrent.ExecutionException;
import org.junit.Test;
import static java.util.concurrent.CompletableFuture.runAsync;
public class Excha... | 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-3/src/test/java/com/baeldung/exchanger/ExchangerPipeLineManualTest.java | core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/exchanger/ExchangerPipeLineManualTest.java | package com.baeldung.exchanger;
import java.util.Queue;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.Exchanger;
import java.util.concurrent.ExecutionException;
import org.junit.Test;
import static java.util.concurr... | 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-3/src/test/java/com/baeldung/abaproblem/AccountManualTest.java | core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/abaproblem/AccountManualTest.java | package com.baeldung.abaproblem;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import static org.junit.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-concurrency-advanced-3/src/test/java/com/baeldung/atomicstampedreference/ThreadStampedAccountUnitTest.java | core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/atomicstampedreference/ThreadStampedAccountUnitTest.java | package com.baeldung.atomicstampedreference;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class ThreadStampedAccountUnitTest {
@Test
public void givenMultiThread_whenStampedAccount_thenSetBal... | 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-3/src/main/java/com/baeldung/workstealing/PrimeNumbers.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/workstealing/PrimeNumbers.java | package com.baeldung.workstealing;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ForkJoinTask;
import java.util.concurrent.RecursiveAction;
import java.util.concurrent.atomic.AtomicInteger;
public class PrimeNumbers extends RecursiveAction {
private int l... | 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-3/src/main/java/com/baeldung/thisescape/SafePublication.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/thisescape/SafePublication.java | package com.baeldung.thisescape;
public class SafePublication implements Runnable {
private final Thread thread;
public SafePublication() {
thread = new Thread(this);
}
@Override
public void run() {
System.out.println("Started...");
}
public void start() {
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-advanced-3/src/main/java/com/baeldung/thisescape/ImplicitEscape.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/thisescape/ImplicitEscape.java | package com.baeldung.thisescape;
public class ImplicitEscape {
public ImplicitEscape() {
Thread t = new Thread() {
@Override
public void run() {
System.out.println("Started...");
}
};
t.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-advanced-3/src/main/java/com/baeldung/thisescape/LoggerRunnable.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/thisescape/LoggerRunnable.java | package com.baeldung.thisescape;
public class LoggerRunnable implements Runnable {
public LoggerRunnable() {
Thread thread = new Thread(this); // this escapes
thread.start();
}
@Override
public void run() {
System.out.println("Started...");
}
}
| 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-3/src/main/java/com/baeldung/lockfree/NonBlockingQueue.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/lockfree/NonBlockingQueue.java | package com.baeldung.lockfree;
import java.util.NoSuchElementException;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
public class NonBlockingQueue<T> {
private final AtomicReference<Node<T>> head, tail;
private final AtomicInteger size;
public Non... | 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-3/src/main/java/com/baeldung/commonissues/DeadlockExample.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/commonissues/DeadlockExample.java | package com.baeldung.commonissues;
public class DeadlockExample {
public static Object lock1 = new Object();
public static Object lock2 = new Object();
public static void main(String args[]) {
Thread threadA = new Thread(() -> {
synchronized (lock1) {
System.out.printl... | 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-3/src/main/java/com/baeldung/commonissues/CollectionsConcurrencyIssues.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/commonissues/CollectionsConcurrencyIssues.java | package com.baeldung.commonissues;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
public class CollectionsConcurrencyIssues {
private void putIfAbsentList_NonAtomicOperation_ProneToConcurrencyIssues() {
... | 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-3/src/main/java/com/baeldung/commonissues/Counter.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/commonissues/Counter.java | package com.baeldung.commonissues;
class Counter {
private int counter = 0;
public void increment() {
counter++;
}
public int getValue() {
return counter;
}
}
| 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-3/src/main/java/com/baeldung/commonissues/SynchronizedCounter.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/commonissues/SynchronizedCounter.java | package com.baeldung.commonissues;
class SynchronizedCounter {
private int counter = 0;
public synchronized void increment() {
counter++;
}
public synchronized int getValue() {
return counter;
}
} | 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-3/src/main/java/com/baeldung/commonissues/SynchronizedVolatileCounter.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/commonissues/SynchronizedVolatileCounter.java | package com.baeldung.commonissues;
class SynchronizedVolatileCounter {
private volatile int counter = 0;
public synchronized void increment() {
counter++;
}
public int getValue() {
return counter;
}
} | 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-3/src/main/java/com/baeldung/commonissues/SimpleDateFormatThreadUnsafetyExample.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/commonissues/SimpleDateFormatThreadUnsafetyExample.java | package com.baeldung.commonissues;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class SimpleDateFormatThreadUnsafetyExample {
private static SimpleDateFormat simpleDateFormat =... | 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-3/src/main/java/com/baeldung/abaproblem/Account.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/abaproblem/Account.java | package com.baeldung.abaproblem;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import static com.google.common.util.concurrent.Uninterruptibles.sleepUninterruptibly;
public class Account {
private final AtomicInteger balance;
private final AtomicInteger transactionC... | 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-3/src/main/java/com/baeldung/deadlockAndLivelock/DeadlockExample.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/deadlockAndLivelock/DeadlockExample.java | package com.baeldung.deadlockAndLivelock;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
public class DeadlockExample {
private Lock lock1 = new ReentrantLock(true);
private Lock lock2 = new ReentrantLock(true);
public static void main(String[] args) {
D... | 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-3/src/main/java/com/baeldung/deadlockAndLivelock/LivelockExample.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/deadlockAndLivelock/LivelockExample.java | package com.baeldung.deadlockAndLivelock;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
public class LivelockExample {
private Lock lock1 = new ReentrantLock(true);
private Lock lock2 = new ReentrantLock(true);
public stati... | 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-3/src/main/java/com/baeldung/atomicstampedreference/StampedAccount.java | core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/atomicstampedreference/StampedAccount.java | package com.baeldung.atomicstampedreference;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicStampedReference;
public class StampedAccount {
private final AtomicInteger stamp = new AtomicInteger(0);
private final AtomicStampedRe... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
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