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4
algorithms-modules/algorithms-miscellaneous-7/README.md
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@ -10,8 +10,4 @@
- [Check if Two Strings Are Rotations of Each Other](https://www.baeldung.com/java-string-check-strings-rotations)
- [Find the Largest Prime Under the Given Number in Java](https://www.baeldung.com/java-largest-prime-lower-threshold)
- [Count the Number of Unique Digits in an Integer using Java](https://www.baeldung.com/java-int-count-unique-digits)
- [Generate Juggler Sequence in Java](https://www.baeldung.com/java-generate-juggler-sequence)
- [Finding the Parent of a Node in a Binary Search Tree with Java](https://www.baeldung.com/java-find-parent-node-binary-search-tree)
- [Check if a Number Is a Happy Number in Java](https://www.baeldung.com/java-happy-sad-number-test)
- [Find the Largest Number Possible After Removing k Digits of a Number](https://www.baeldung.com/java-find-largest-number-remove-k-digits)
- More articles: [[<-- prev]](/algorithms-miscellaneous-6)

2
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/connect4/README.md
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@ -1,2 +0,0 @@
## Relevant Articles
- [Implement Connect 4 Game with Java](https://www.baeldung.com/java-connect-4-game)

6
algorithms-modules/algorithms-miscellaneous-8/README.md
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@ -1,3 +1,9 @@
### Relevant Articles:
- [Vigenère Cipher in Java](https://www.baeldung.com/java-vigenere-cipher)
- [Merge Overlapping Intervals in a Java Collection](https://www.baeldung.com/java-collection-merge-overlapping-intervals)
- [Generate Juggler Sequence in Java](https://www.baeldung.com/java-generate-juggler-sequence)
- [Finding the Parent of a Node in a Binary Search Tree with Java](https://www.baeldung.com/java-find-parent-node-binary-search-tree)
- [Check if a Number Is a Happy Number in Java](https://www.baeldung.com/java-happy-sad-number-test)
- [Find the Largest Number Possible After Removing k Digits of a Number](https://www.baeldung.com/java-find-largest-number-remove-k-digits)
- [Implement Connect 4 Game with Java](https://www.baeldung.com/java-connect-4-game)
- More articles: [[<-- prev]](/algorithms-miscellaneous-7)

2
algorithms-modules/algorithms-miscellaneous-7/src/main/java/com/baeldung/algorithms/largestNumberRemovingK/LargestNumberRemoveKDigits.java → algorithms-modules/algorithms-miscellaneous-8/src/main/java/com/baeldung/algorithms/largestNumberRemovingK/LargestNumberRemoveKDigits.java
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@ -1,6 +1,6 @@
package com.baeldung.algorithms.largestNumberRemovingK;
import java.util.*;
import java.util.Stack;
public class LargestNumberRemoveKDigits {
public static int findLargestNumberUsingArithmetic(int num, int k) {

0
algorithms-modules/algorithms-miscellaneous-7/src/main/java/com/baeldung/algorithms/parentnodebinarytree/ParentKeeperTreeNode.java → algorithms-modules/algorithms-miscellaneous-8/src/main/java/com/baeldung/algorithms/parentnodebinarytree/ParentKeeperTreeNode.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/main/java/com/baeldung/algorithms/parentnodebinarytree/TreeNode.java → algorithms-modules/algorithms-miscellaneous-8/src/main/java/com/baeldung/algorithms/parentnodebinarytree/TreeNode.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/connect4/GameBoard.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/connect4/GameBoard.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/connect4/GameUnitTest.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/connect4/GameUnitTest.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/connect4/Piece.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/connect4/Piece.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/happynumber/HappyNumberUnitTest.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/happynumber/HappyNumberUnitTest.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/jugglersequence/JugglerSequenceUnitTest.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/jugglersequence/JugglerSequenceUnitTest.java
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0
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/largestNumberRemovingK/LargestNumberRemoveKDigitsUnitTest.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/largestNumberRemovingK/LargestNumberRemoveKDigitsUnitTest.java
View File

4
algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/parentnodebinarytree/BinaryTreeParentNodeFinderUnitTest.java → algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/parentnodebinarytree/BinaryTreeParentNodeFinderUnitTest.java
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@ -5,7 +5,9 @@ import org.junit.jupiter.api.Test;
import java.util.NoSuchElementException;
import static org.junit.jupiter.api.Assertions.*;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertNull;
class BinaryTreeParentNodeFinderUnitTest {

14
azure/pom.xml
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@ -11,9 +11,9 @@
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-2</artifactId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-boot-2</relativePath>
<relativePath>../parent-boot-3</relativePath>
</parent>
<dependencies>
@ -98,7 +98,7 @@
</property>
<property>
<name>spring.datasource.password</name>
<value></value>
<value>test</value>
<!--<value>replace-with-your-password</value> -->
</property>
</appSettings>
@ -113,6 +113,14 @@
<!--</resource> -->
<!--</resources> -->
</configuration>
<dependencies>
<!-- https://mvnrepository.com/artifact/javax.xml.bind/jaxb-api -->
<dependency>
<groupId>javax.xml.bind</groupId>
<artifactId>jaxb-api</artifactId>
<version>2.4.0-b180830.0359</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>

8
azure/src/main/java/com/baeldung/springboot/azure/User.java
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@ -1,9 +1,9 @@
package com.baeldung.springboot.azure;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;
/**
* @author aiet

7
core-java-modules/core-java-8-datetime-2/README.md
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@ -9,9 +9,4 @@
- [Round the Date in Java](https://www.baeldung.com/java-round-the-date)
- [Representing Furthest Possible Date in Java](https://www.baeldung.com/java-date-represent-max)
- [Retrieving Unix Time in Java](https://www.baeldung.com/java-retrieve-unix-time)
- [Calculate Months Between Two Dates in Java](https://www.baeldung.com/java-months-difference-two-dates)
- [Format LocalDate to ISO 8601 With T and Z](https://www.baeldung.com/java-format-localdate-iso-8601-t-z)
- [Check if Two Date Ranges Overlap](https://www.baeldung.com/java-check-two-date-ranges-overlap)
- [Difference between ZoneOffset.UTC and ZoneId.of(“UTC”)](https://www.baeldung.com/java-zoneoffset-utc-zoneid-of)
- [Check if a Given Time Lies Between Two Times Regardless of Date](https://www.baeldung.com/java-check-between-two-times)
- [[<-- Prev]](/core-java-modules/core-java-datetime-java8-1)
- [[<-- Prev]](/core-java-modules/core-java-datetime-java8-1) [[Next -->]](/core-java-modules/core-java-8-datetime-3)

8
core-java-modules/core-java-8-datetime-3/README.md Normal file
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@ -0,0 +1,8 @@
### Relevant Articles:
- [Calculate Months Between Two Dates in Java](https://www.baeldung.com/java-months-difference-two-dates)
- [Format LocalDate to ISO 8601 With T and Z](https://www.baeldung.com/java-format-localdate-iso-8601-t-z)
- [Check if Two Date Ranges Overlap](https://www.baeldung.com/java-check-two-date-ranges-overlap)
- [Difference between ZoneOffset.UTC and ZoneId.of(“UTC”)](https://www.baeldung.com/java-zoneoffset-utc-zoneid-of)
- [Check if a Given Time Lies Between Two Times Regardless of Date](https://www.baeldung.com/java-check-between-two-times)
- [[<-- Prev]](/core-java-modules/core-java-8-datetime-2)

55
core-java-modules/core-java-8-datetime-3/pom.xml Normal file
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@ -0,0 +1,55 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>core-java-8-datetime-3</artifactId>
<packaging>jar</packaging>
<name>core-java-8-datetime-3</name>
<parent>
<groupId>com.baeldung.core-java-modules</groupId>
<artifactId>core-java-modules</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>${commons-lang3.version}</version>
</dependency>
<dependency>
<groupId>joda-time</groupId>
<artifactId>joda-time</artifactId>
<version>${joda-time.version}</version>
</dependency>
</dependencies>
<build>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${maven.compiler.source}</source>
<target>${maven.compiler.target}</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<joda-time.version>2.12.5</joda-time.version>
</properties>
</project>

6
core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/daterangeoverlap/DateRangeOverlapChecker.java → core-java-modules/core-java-8-datetime-3/src/main/java/com/baeldung/daterangeoverlap/DateRangeOverlapChecker.java
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@ -1,11 +1,11 @@
package com.baeldung.daterangeoverlap;
import java.time.LocalDate;
import java.util.Calendar;
import org.joda.time.DateTime;
import org.joda.time.Interval;
import java.time.LocalDate;
import java.util.Calendar;
public class DateRangeOverlapChecker {
public static boolean isOverlapUsingCalendarAndDuration(Calendar start1, Calendar end1, Calendar start2, Calendar end2) {

14
core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java → core-java-modules/core-java-8-datetime-3/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java
View File

@ -1,20 +1,16 @@
package com.baeldung.localdatetoiso;
import org.apache.commons.lang3.time.FastDateFormat;
import org.joda.time.DateTimeZone;
import org.joda.time.format.ISODateTimeFormat;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.time.LocalDate;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import java.util.Date;
import org.apache.commons.lang3.time.DateFormatUtils;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.ISODateTimeFormat;
import org.apache.commons.lang3.time.FastDateFormat;
import java.util.TimeZone;
public class LocalDateToISO {
public String formatUsingDateTimeFormatter(LocalDate localDate) {

0
core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/monthintervalbetweentwodates/MonthInterval.java → core-java-modules/core-java-8-datetime-3/src/main/java/com/baeldung/monthintervalbetweentwodates/MonthInterval.java
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88
core-java-modules/core-java-8-datetime-2/src/test/java/com/baeldung/checkiftimebetweentwotimes/CheckIfTimeBetweenTwoTimesUnitTest.java → core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/checkiftimebetweentwotimes/CheckIfTimeBetweenTwoTimesUnitTest.java
View File

@ -1,45 +1,45 @@
package com.baeldung.checkiftimebetweentwotimes;
import org.junit.Test;
import java.time.LocalTime;
import java.util.Calendar;
import java.util.Date;
import static org.junit.Assert.assertTrue;
public class CheckIfTimeBetweenTwoTimesUnitTest {
private LocalTime startTime = LocalTime.parse("09:00:00");
private LocalTime endTime = LocalTime.parse("17:00:00");
private LocalTime targetTime = LocalTime.parse("12:30:00");
@Test
public void givenLocalTime_whenUsingIsAfterIsBefore_thenTimeIsBetween() {
assertTrue(!targetTime.isBefore(startTime) && !targetTime.isAfter(endTime));
}
@Test
public void givenLocalTime_whenUsingCompareTo_thenTimeIsBetween() {
assertTrue(targetTime.compareTo(startTime) >= 0 && targetTime.compareTo(endTime) <= 0);
}
@Test
public void givenDate_whenUsingAfterBefore_thenTimeIsBetween() {
Calendar startCalendar = Calendar.getInstance();
startCalendar.set(Calendar.HOUR_OF_DAY, 9);
startCalendar.set(Calendar.MINUTE, 0);
Date startTime = startCalendar.getTime();
Calendar endCalendar = Calendar.getInstance();
endCalendar.set(Calendar.HOUR_OF_DAY, 17);
endCalendar.set(Calendar.MINUTE, 0);
Date endTime = endCalendar.getTime();
Calendar targetCalendar = Calendar.getInstance();
targetCalendar.set(Calendar.HOUR_OF_DAY, 12);
targetCalendar.set(Calendar.MINUTE, 30);
Date targetTime = targetCalendar.getTime();
assertTrue(!targetTime.before(startTime) && !targetTime.after(endTime));
}
package com.baeldung.checkiftimebetweentwotimes;
import org.junit.Test;
import java.time.LocalTime;
import java.util.Calendar;
import java.util.Date;
import static org.junit.Assert.assertTrue;
public class CheckIfTimeBetweenTwoTimesUnitTest {
private LocalTime startTime = LocalTime.parse("09:00:00");
private LocalTime endTime = LocalTime.parse("17:00:00");
private LocalTime targetTime = LocalTime.parse("12:30:00");
@Test
public void givenLocalTime_whenUsingIsAfterIsBefore_thenTimeIsBetween() {
assertTrue(!targetTime.isBefore(startTime) && !targetTime.isAfter(endTime));
}
@Test
public void givenLocalTime_whenUsingCompareTo_thenTimeIsBetween() {
assertTrue(targetTime.compareTo(startTime) >= 0 && targetTime.compareTo(endTime) <= 0);
}
@Test
public void givenDate_whenUsingAfterBefore_thenTimeIsBetween() {
Calendar startCalendar = Calendar.getInstance();
startCalendar.set(Calendar.HOUR_OF_DAY, 9);
startCalendar.set(Calendar.MINUTE, 0);
Date startTime = startCalendar.getTime();
Calendar endCalendar = Calendar.getInstance();
endCalendar.set(Calendar.HOUR_OF_DAY, 17);
endCalendar.set(Calendar.MINUTE, 0);
Date endTime = endCalendar.getTime();
Calendar targetCalendar = Calendar.getInstance();
targetCalendar.set(Calendar.HOUR_OF_DAY, 12);
targetCalendar.set(Calendar.MINUTE, 30);
Date targetTime = targetCalendar.getTime();
assertTrue(!targetTime.before(startTime) && !targetTime.after(endTime));
}
}

8
core-java-modules/core-java-8-datetime-2/src/test/java/com/baeldung/daterangeoverlap/DateRangeOverlapCheckerUnitTest.java → core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/daterangeoverlap/DateRangeOverlapCheckerUnitTest.java
View File

@ -1,13 +1,13 @@
package com.baeldung.daterangeoverlap;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.joda.time.DateTime;
import org.junit.Test;
import java.time.LocalDate;
import java.util.Calendar;
import org.joda.time.DateTime;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class DateRangeOverlapCheckerUnitTest {

16
core-java-modules/core-java-8-datetime-2/src/test/java/com/baeldung/localdatetoiso/LocalDateToISOUnitTest.java → core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/localdatetoiso/LocalDateToISOUnitTest.java
View File

@ -1,13 +1,14 @@
package com.baeldung.localdatetoiso;
import org.junit.Test;
import java.time.LocalDate;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import java.time.LocalDate;
public class LocalDateToISOUnitTest {
@Test
void givenLocalDate_whenUsingDateTimeFormatter_thenISOFormat(){
public void givenLocalDate_whenUsingDateTimeFormatter_thenISOFormat(){
LocalDateToISO localDateToISO = new LocalDateToISO();
LocalDate localDate = LocalDate.of(2023, 11, 6);
@ -17,7 +18,7 @@ public class LocalDateToISOUnitTest {
}
@Test
void givenLocalDate_whenUsingSimpleDateFormat_thenISOFormat(){
public void givenLocalDate_whenUsingSimpleDateFormat_thenISOFormat(){
LocalDateToISO localDateToISO = new LocalDateToISO();
LocalDate localDate = LocalDate.of(2023, 11, 6);
@ -27,17 +28,18 @@ public class LocalDateToISOUnitTest {
}
@Test
void givenLocalDate_whenUsingJodaTime_thenISOFormat() {
public void givenLocalDate_whenUsingJodaTime_thenISOFormat() {
LocalDateToISO localDateToISO = new LocalDateToISO();
org.joda.time.LocalDate localDate = new org.joda.time.LocalDate(2023, 11, 6);
String expected = "2023-11-06T00:00:00.000Z";
String actual = localDateToISO.formatUsingJodaTime(localDate);
assertEquals(expected, actual);
assertEquals(expected, actual);
}
@Test
void givenLocalDate_whenUsingApacheCommonsLang_thenISOFormat() {
public void givenLocalDate_whenUsingApacheCommonsLang_thenISOFormat() {
LocalDateToISO localDateToISO = new LocalDateToISO();
LocalDate localDate = LocalDate.of(2023, 11, 6);

0
core-java-modules/core-java-8-datetime-2/src/test/java/com/baeldung/monthintervalbetweentwodates/MonthIntervalUnitTest.java → core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/monthintervalbetweentwodates/MonthIntervalUnitTest.java
View File

50
core-java-modules/core-java-8-datetime-2/src/test/java/com/baeldung/zoneoffsetandzoneidof/ZoneOffSetAndZoneIdOfUnitTest.java → core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/zoneoffsetandzoneidof/ZoneOffSetAndZoneIdOfUnitTest.java
View File

@ -1,25 +1,25 @@
package com.baeldung.zoneoffsetandzoneidof;
import org.junit.jupiter.api.Test;
import java.time.OffsetDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ZoneOffSetAndZoneIdOfUnitTest {
@Test
public void givenOffsetDateTimeWithUTCZoneOffset_thenOffsetShouldBeUTC() {
OffsetDateTime dateTimeWithOffset = OffsetDateTime.now(ZoneOffset.UTC);
assertEquals(dateTimeWithOffset.getOffset(), ZoneOffset.UTC);
}
@Test
public void givenZonedDateTimeWithUTCZoneId_thenZoneShouldBeUTC() {
ZonedDateTime zonedDateTime = ZonedDateTime.now(ZoneId.of("UTC"));
assertEquals(zonedDateTime.getZone(), ZoneId.of("UTC"));
}
}
package com.baeldung.zoneoffsetandzoneidof;
import org.junit.jupiter.api.Test;
import java.time.OffsetDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ZoneOffSetAndZoneIdOfUnitTest {
@Test
public void givenOffsetDateTimeWithUTCZoneOffset_thenOffsetShouldBeUTC() {
OffsetDateTime dateTimeWithOffset = OffsetDateTime.now(ZoneOffset.UTC);
assertEquals(dateTimeWithOffset.getOffset(), ZoneOffset.UTC);
}
@Test
public void givenZonedDateTimeWithUTCZoneId_thenZoneShouldBeUTC() {
ZonedDateTime zonedDateTime = ZonedDateTime.now(ZoneId.of("UTC"));
assertEquals(zonedDateTime.getZone(), ZoneId.of("UTC"));
}
}

1
core-java-modules/core-java-io-apis-2/README.md
View File

@ -12,3 +12,4 @@ This module contains articles about core Java input/output(IO) APIs.
- [Read Input Character-by-Character in Java](https://www.baeldung.com/java-read-input-character)
- [Difference Between flush() and close() in Java FileWriter](https://www.baeldung.com/java-filewriter-flush-vs-close)
- [Get a Path to a Resource in a Java JAR File](https://www.baeldung.com/java-get-path-resource-jar)
- [Java InputStream vs. InputStreamReader](https://www.baeldung.com/java-inputstream-vs-inputstreamreader)

1
core-java-modules/core-java-io-apis/README.md
View File

@ -13,4 +13,3 @@ This module contains articles about core Java input/output(IO) APIs.
- [Difference Between FileReader and BufferedReader in Java](https://www.baeldung.com/java-filereader-vs-bufferedreader)
- [Read Multiple Inputs on the Same Line in Java](https://www.baeldung.com/java-read-multiple-inputs-same-line)
- [Write Console Output to Text File in Java](https://www.baeldung.com/java-write-console-output-file)
- [Java InputStream vs. InputStreamReader](https://www.baeldung.com/java-inputstream-vs-inputstreamreader)

7
image-processing/pom.xml
View File

@ -12,6 +12,13 @@
<version>1.0.0-SNAPSHOT</version>
</parent>
<repositories>
<repository>
<id>maven</id>
<url>https://maven.openimaj.org/</url>
</repository>
</repositories>
<dependencies>
<dependency>
<groupId>net.imagej</groupId>

5
json-modules/gson-2/src/test/java/com/baeldung/gson/polymorphic/Shape.java Normal file
View File

@ -0,0 +1,5 @@
package com.baeldung.gson.polymorphic;
public interface Shape {
double getArea();
}

27
json-modules/gson-2/src/test/java/com/baeldung/gson/polymorphic/ShapeTypeAdapter.java Normal file
View File

@ -0,0 +1,27 @@
package com.baeldung.gson.polymorphic;
import com.google.gson.*;
import java.lang.reflect.Type;
public class ShapeTypeAdapter implements JsonSerializer<Shape>, JsonDeserializer<Shape> {
@Override
public JsonElement serialize(Shape shape, Type type, JsonSerializationContext context) {
JsonElement elem = new Gson().toJsonTree(shape);
elem.getAsJsonObject().addProperty("type", shape.getClass().getName());
return elem;
}
@Override
public Shape deserialize(JsonElement json, Type type, JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
JsonObject jsonObject = json.getAsJsonObject();
String typeName = jsonObject.get("type").getAsString();
try {
Class<? extends Shape> cls = (Class<? extends Shape>) Class.forName(typeName);
return new Gson().fromJson(json, cls);
} catch (ClassNotFoundException e) {
throw new JsonParseException(e);
}
}
}

117
json-modules/gson-2/src/test/java/com/baeldung/gson/polymorphic/TypeAdapterUnitTest.java Normal file
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@ -0,0 +1,117 @@
package com.baeldung.gson.polymorphic;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import org.junit.jupiter.api.Test;
import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class TypeAdapterUnitTest {
@Test
void testSerialize() {
List<Shape> shapes = Arrays.asList(
new Circle(4d),
new Square(5d)
);
GsonBuilder builder = new GsonBuilder();
builder.registerTypeHierarchyAdapter(Shape.class, new ShapeTypeAdapter());
Gson gson = builder.create();
String json = gson.toJson(shapes);
assertEquals("[" +
"{" +
"\"radius\":4.0," +
"\"area\":50.26548245743669," +
"\"type\":\"com.baeldung.gson.polymorphic.TypeAdapterUnitTest$Circle\"" +
"},{" +
"\"side\":5.0," +
"\"area\":25.0," +
"\"type\":\"com.baeldung.gson.polymorphic.TypeAdapterUnitTest$Square\"" +
"}]", json);
}
@Test
void testDeserializeWrapper() {
List<Shape> shapes = Arrays.asList(
new Circle(4d),
new Square(5d)
);
GsonBuilder builder = new GsonBuilder();
builder.registerTypeHierarchyAdapter(Shape.class, new ShapeTypeAdapter());
Gson gson = builder.create();
String json = gson.toJson(shapes);
Type collectionType = new TypeToken<List<Shape>>(){}.getType();
List<Shape> result = gson.fromJson(json, collectionType);
assertEquals(shapes, result);
}
private static class Square implements Shape {
private final double side;
private final double area;
public Square(double side) {
this.side = side;
this.area = side * side;
}
@Override
public double getArea() {
return area;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Square square = (Square) o;
return Double.compare(square.side, side) == 0 && Double.compare(square.area, area) == 0;
}
@Override
public int hashCode() {
return Objects.hash(side, area);
}
}
private static class Circle implements Shape {
private final double radius;
private final double area;
public Circle(double radius) {
this.radius = radius;
this.area = Math.PI * radius * radius;
}
@Override
public double getArea() {
return area;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Circle circle = (Circle) o;
return Double.compare(circle.radius, radius) == 0 && Double.compare(circle.area, area) == 0;
}
@Override
public int hashCode() {
return Objects.hash(radius, area);
}
}
}

67
json-modules/gson-2/src/test/java/com/baeldung/gson/polymorphic/TypeFieldUnitTest.java Normal file
View File

@ -0,0 +1,67 @@
package com.baeldung.gson.polymorphic;
import com.google.gson.Gson;
import org.junit.jupiter.api.Test;
import java.util.Arrays;
import java.util.List;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class TypeFieldUnitTest {
@Test
void testSerialize() {
List<Shape> shapes = Arrays.asList(
new Circle(4d),
new Square(5d)
);
Gson gson = new Gson();
String json = gson.toJson(shapes);
assertEquals("[" +
"{" +
"\"type\":\"circle\"," +
"\"radius\":4.0," +
"\"area\":50.26548245743669" +
"},{" +
"\"type\":\"square\"," +
"\"side\":5.0," +
"\"area\":25.0" +
"}]", json);
}
private static class Square implements Shape {
private final String type = "square";
private final double side;
private final double area;
public Square(double side) {
this.side = side;
this.area = side * side;
}
@Override
public double getArea() {
return area;
}
}
private static class Circle implements Shape {
private final String type = "circle";
private final double radius;
private final double area;
public Circle(double radius) {
this.radius = radius;
this.area = Math.PI * radius * radius;
}
@Override
public double getArea() {
return area;
}
}
}

148
json-modules/gson-2/src/test/java/com/baeldung/gson/polymorphic/WrapperUnitTest.java Normal file
View File

@ -0,0 +1,148 @@
package com.baeldung.gson.polymorphic;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import org.junit.jupiter.api.Test;
import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class WrapperUnitTest {
@Test
void testSerializeWrapper() {
List<Wrapper> shapes = Arrays.asList(
new Wrapper(new Circle(4d)),
new Wrapper(new Square(5d))
);
Gson gson = new Gson();
String json = gson.toJson(shapes);
assertEquals("[" +
"{" +
"\"circle\":{" +
"\"radius\":4.0," +
"\"area\":50.26548245743669" +
"}" +
"},{" +
"\"square\":{" +
"\"side\":5.0," +
"\"area\":25.0" +
"}" +
"}]", json);
}
@Test
void testDeserializeWrapper() {
List<Wrapper> shapes = Arrays.asList(
new Wrapper(new Circle(4d)),
new Wrapper(new Square(5d))
);
Gson gson = new Gson();
String json = gson.toJson(shapes);
Type collectionType = new TypeToken<List<Wrapper>>(){}.getType();
List<Wrapper> result = gson.fromJson(json, collectionType);
assertEquals(shapes, result);
}
private static class Square implements Shape {
private final double side;
private final double area;
public Square(double side) {
this.side = side;
this.area = side * side;
}
@Override
public double getArea() {
return area;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Square square = (Square) o;
return Double.compare(square.side, side) == 0 && Double.compare(square.area, area) == 0;
}
@Override
public int hashCode() {
return Objects.hash(side, area);
}
}
private static class Circle implements Shape {
private final double radius;
private final double area;
public Circle(double radius) {
this.radius = radius;
this.area = Math.PI * radius * radius;
}
@Override
public double getArea() {
return area;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Circle circle = (Circle) o;
return Double.compare(circle.radius, radius) == 0 && Double.compare(circle.area, area) == 0;
}
@Override
public int hashCode() {
return Objects.hash(radius, area);
}
}
private static class Wrapper {
private final Circle circle;
private final Square square;
public Wrapper(Circle circle) {
this.circle = circle;
this.square = null;
}
public Wrapper(Square square) {
this.square = square;
this.circle = null;
}
public Circle getCircle() {
return circle;
}
public Square getSquare() {
return square;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Wrapper wrapper = (Wrapper) o;
return Objects.equals(circle, wrapper.circle) && Objects.equals(square, wrapper.square);
}
@Override
public int hashCode() {
return Objects.hash(circle, square);
}
}
}

8
maven-modules/maven-plugins/jaxws/pom.xml
View File

@ -36,7 +36,7 @@
<dependency>
<groupId>com.sun.xml.ws</groupId>
<artifactId>jaxws-ri</artifactId>
<version>2.3.0</version>
<version>${jaxws.version}</version>
<type>pom</type>
</dependency>
</dependencies>
@ -46,7 +46,7 @@
<plugin>
<groupId>com.sun.xml.ws</groupId>
<artifactId>jaxws-maven-plugin</artifactId>
<version>4.0.1</version>
<version>${jaxws.version}</version>
<executions>
<execution>
<goals>
@ -73,4 +73,8 @@
</plugins>
</build>
<properties>
<jaxws.version>4.0.2</jaxws.version>
</properties>
</project>

9
microservices-modules/msf4j/pom.xml
View File

@ -14,6 +14,13 @@
<version>1.0.0-SNAPSHOT</version>
</parent>
<repositories>
<repository>
<id>wso2-https</id>
<url>https://maven.wso2.org/nexus/content/groups/wso2-public/</url>
</repository>
</repositories>
<dependencyManagement>
<dependencies>
<dependency>
@ -40,7 +47,7 @@
<properties>
<microservice.mainClass>com.baeldung.msf4j.msf4jintro.Application</microservice.mainClass>
<msf4j.version>2.6.3</msf4j.version>
<msf4j.version>2.8.11</msf4j.version>
</properties>
</project>

7
spring-boot-modules/spring-boot-3-2/pom.xml
View File

@ -9,10 +9,9 @@
<description>Demo project for Spring Boot</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-3</relativePath>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<repositories>

7
spring-boot-modules/spring-boot-3/pom.xml
View File

@ -9,10 +9,9 @@
<description>Demo project for Spring Boot</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-3</relativePath>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
spring-boot-modules/spring-boot-aws/pom.xml
View File

@ -11,10 +11,9 @@
<!-- "sam build" needs all the dependencies including its parent project. Hence, we cannot use parent-boot in this case -->
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.5</version>
<relativePath/>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
spring-boot-modules/spring-boot-basic-customization-3/pom.xml
View File

@ -9,10 +9,9 @@
<description>Module For Spring Boot Basic Customization 3</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-3</relativePath>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
spring-boot-modules/spring-boot-data-3/pom.xml
View File

@ -10,10 +10,9 @@
<description>spring-boot-data-3</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-3</relativePath>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
spring-boot-modules/spring-boot-groovy/pom.xml
View File

@ -10,10 +10,9 @@
<description>Spring Boot Todo Application with Groovy</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-3</relativePath>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
spring-boot-modules/spring-boot-libraries-3/pom.xml
View File

@ -6,10 +6,9 @@
<artifactId>spring-boot-libraries-3</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-3</relativePath>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
spring-boot-modules/spring-boot-swagger/pom.xml
View File

@ -10,10 +10,9 @@
<description>Module For Spring Boot Swagger</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-3</artifactId>
<relativePath>../../parent-boot-3</relativePath>
<version>0.0.1-SNAPSHOT</version>
<groupId>com.baeldung.spring-boot-modules</groupId>
<artifactId>spring-boot-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>

7
web-modules/jee-7/pom.xml
View File

@ -16,6 +16,13 @@
<version>1.0.0-SNAPSHOT</version>
</parent>
<repositories>
<repository>
<id>jboss-https</id>
<url>https://repository.jboss.org/nexus/content/groups/public/</url>
</repository>
</repositories>
<dependencyManagement>
<dependencies>
<dependency>