Merge branch 'master' into BAEL-6421-PrintWriter-write-vs-print

algorithms-modules/algorithms-miscellaneous-7/README.md

@@ -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)

algorithms-modules/algorithms-miscellaneous-7/src/test/java/com/baeldung/algorithms/connect4/README.md

@@ -1,2 +0,0 @@
-## Relevant Articles
-- [Implement Connect 4 Game with Java](https://www.baeldung.com/java-connect-4-game)

algorithms-modules/algorithms-miscellaneous-8/README.md

@@ -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)

algorithms-modules/algorithms-miscellaneous-8/src/main/java/com/baeldung/algorithms/largestNumberRemovingK/LargestNumberRemoveKDigits.java

@@ -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) {

algorithms-modules/algorithms-miscellaneous-8/src/test/java/com/baeldung/algorithms/parentnodebinarytree/BinaryTreeParentNodeFinderUnitTest.java

@@ -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 {
 

apache-poi/pom.xml

@@ -40,6 +40,16 @@
             <artifactId>fastexcel-reader</artifactId>
             <version>${fastexcel.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-api</artifactId>
+            <version>${log4j.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <version>${log4j.version}</version>
+        </dependency>
     </dependencies>
 
     <build>
@@ -64,6 +74,7 @@
         <jexcel.version>1.0.9</jexcel.version>
         <fastexcel.version>0.17.0</fastexcel.version>
         <maven.resources.plugin.version>3.3.1</maven.resources.plugin.version>
+        <log4j.version>2.23.1</log4j.version>
     </properties>
 
 </project>

aws-modules/aws-lambda-modules/todo-reminder-lambda/ToDoFunction/pom.xml

@@ -71,7 +71,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>${mockito-core.version}</version>
+            <version>${mockito.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -112,7 +112,6 @@
         <feign-core.version>11.2</feign-core.version>
         <guice.version>5.1.0</guice.version>
         <system-stubs-junit4.version>2.0.2</system-stubs-junit4.version>
-        <mockito-core.version>4.1.0</mockito-core.version>
         <assertj-core.version>3.19.0</assertj-core.version>
         <junit-jupiter.version>5.8.1</junit-jupiter.version>
     </properties>

azure/pom.xml

@@ -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>

azure/src/main/java/com/baeldung/springboot/azure/User.java

@@ -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

core-java-modules/core-java-11/src/main/java/com/baeldung/Unrelated.java

@@ -0,0 +1,4 @@
+package com.baeldung;
+
+public class Unrelated {
+}

core-java-modules/core-java-11/src/test/java/com/baeldung/OuterUnitTest.java

@@ -1,7 +1,7 @@
 package com.baeldung;
 
-import static org.junit.Assert.assertTrue;
 import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.*;
 
 import java.util.Arrays;
 import java.util.Set;
@@ -14,22 +14,22 @@ public class OuterUnitTest {
 
     @Test
     public void whenGetNestHostFromOuter_thenGetNestHost() {
-        is(Outer.class.getNestHost().getName()).equals(NEST_HOST_NAME);
+        assertEquals(NEST_HOST_NAME, Outer.class.getNestHost().getName());
     }
 
     @Test
     public void whenGetNestHostFromInner_thenGetNestHost() {
-        is(Outer.Inner.class.getNestHost().getName()).equals(NEST_HOST_NAME);
+        assertEquals(NEST_HOST_NAME, Outer.Inner.class.getNestHost().getName());
     }
 
     @Test
     public void whenCheckNestmatesForNestedClasses_thenGetTrue() {
-        is(Outer.Inner.class.isNestmateOf(Outer.class)).equals(true);
+        assertTrue(Outer.Inner.class.isNestmateOf(Outer.class));
     }
 
     @Test
     public void whenCheckNestmatesForUnrelatedClasses_thenGetFalse() {
-        is(Outer.Inner.class.isNestmateOf(Outer.class)).equals(false);
+        assertFalse(Outer.Inner.class.isNestmateOf(Unrelated.class));
     }
 
     @Test

core-java-modules/core-java-8-datetime-2/README.md

@@ -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)

core-java-modules/core-java-8-datetime-3/README.md

@@ -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)

core-java-modules/core-java-8-datetime-3/pom.xml

@@ -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>

core-java-modules/core-java-8-datetime-3/src/main/java/com/baeldung/daterangeoverlap/DateRangeOverlapChecker.java

@@ -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) {

core-java-modules/core-java-8-datetime-3/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java

@@ -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) {

core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/checkiftimebetweentwotimes/CheckIfTimeBetweenTwoTimesUnitTest.java

@@ -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));
+    }
 }

core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/daterangeoverlap/DateRangeOverlapCheckerUnitTest.java

@@ -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 {
 

core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/localdatetoiso/LocalDateToISOUnitTest.java

@@ -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);
 

core-java-modules/core-java-8-datetime-3/src/test/java/com/baeldung/zoneoffsetandzoneidof/ZoneOffSetAndZoneIdOfUnitTest.java

@@ -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"));
+    }
+}