[BAEL-16086] - Moved core-java-arrays module, added missing pom.xml, fixed pmd errors

core-java-modules/core-java-arrays-2/.gitignore

@@ -0,0 +1,25 @@
+*.class
+
+0.*
+
+#folders#
+/target
+/neoDb*
+/data
+/src/main/webapp/WEB-INF/classes
+*/META-INF/*
+.resourceCache
+
+# Packaged files #
+*.jar
+*.war
+*.ear
+
+# Files generated by integration tests
+backup-pom.xml
+/bin/
+/temp
+
+#IntelliJ specific
+.idea/
+*.iml

core-java-modules/core-java-arrays-2/pom.xml

@@ -0,0 +1,50 @@
+<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>
+    <groupId>com.baeldung</groupId>
+    <artifactId>core-java-arrays-2</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+    <name>core-java-arrays-2</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-java</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../../parent-java</relativePath>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>${commons-lang3.version}</version>
+        </dependency>
+        <!-- test scoped -->
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>${assertj-core.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>core-java-arrays-2</finalName>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
+    </build>
+
+    <properties>
+
+        <!-- util -->
+        <commons-lang3.version>3.9</commons-lang3.version>
+        <!-- testing -->
+        <assertj-core.version>3.10.0</assertj-core.version>
+    </properties>
+
+</project>

core-java-modules/core-java-arrays-2/src/test/java/com/baeldung/array/looping/LoopDiagonallyUnitTest.java

@@ -4,7 +4,7 @@ import org.junit.Test;
 
 import static org.junit.Assert.assertEquals;
 
-public class LoopDiagonallyTest {
+public class LoopDiagonallyUnitTest {
 
     @Test
     public void twoArrayIsLoopedDiagonallyAsExpected() {

pom.xml

@@ -392,6 +392,7 @@
                 <!--<module>core-java-modules/core-java-9</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
                 <!--<module>core-java-modules/core-java-os</module> --> <!-- We haven't upgraded to java 9.-->
                 <module>core-java-modules/core-java-arrays</module>
+                <module>core-java-modules/core-java-arrays-2</module>
                 <module>core-java-modules/core-java-collections</module>
                 <module>core-java-modules/core-java-collections-list</module>
                 <module>core-java-modules/core-java-collections-list-2</module>
@@ -1088,6 +1089,7 @@
 				<!--<module>core-java-modules/core-java-9</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
 				<!--<module>core-java-modules/core-java-os</module> --> <!-- We haven't upgraded to java 9.-->
 				<module>core-java-modules/core-java-arrays</module>
+				<module>core-java-modules/core-java-arrays-2</module>
 				<module>core-java-modules/core-java-collections</module>
 				<module>core-java-modules/core-java-collections-list</module>
 				<module>core-java-modules/core-java-collections-list-2</module>