diff --git a/google-web-toolkit/pom.xml b/google-web-toolkit/pom.xml
index d96a589e32..e392ce4e8c 100644
--- a/google-web-toolkit/pom.xml
+++ b/google-web-toolkit/pom.xml
@@ -1,116 +1,118 @@
 <?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/maven-v4_0_0.xsd">
+<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/maven-v4_0_0.xsd">
 
-  <!-- POM file generated with GWT webAppCreator -->
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.baeldung</groupId>
-  <artifactId>google_web_toolkit</artifactId>
-  <packaging>war</packaging>
-  <version>1.0-SNAPSHOT</version>
-  <name>com.baeldung.Google_web_toolkit</name>
+	<!-- POM file generated with GWT webAppCreator -->
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>com.baeldung</groupId>
+	<artifactId>google-web-toolkit</artifactId>
+	<packaging>war</packaging>
+	<version>1.0-SNAPSHOT</version>
 
-  <properties>
+	<dependencyManagement>
+		<dependencies>
+			<!-- ensure all GWT deps use the same version (unless overridden) -->
+			<dependency>
+				<groupId>com.google.gwt</groupId>
+				<artifactId>gwt</artifactId>
+				<version>2.8.2</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
 
-    <!-- Setting maven.compiler.source to something different to 1.8
-         needs that you configure the sourceLevel in gwt-maven-plugin since
-         GWT compiler 2.8 requires 1.8 (see gwt-maven-plugin block below) -->
-    <maven.compiler.source>1.8</maven.compiler.source>
-    <maven.compiler.target>1.8</maven.compiler.target>
+	<dependencies>
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-servlet</artifactId>
+			<scope>runtime</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-user</artifactId>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-dev</artifactId>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.11</version>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
 
-    <!-- Don't let your Mac use a crazy non-standard encoding -->
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-  </properties>
+	<build>
+		<!-- Output classes directly into the webapp, so that IDEs and "mvn process-classes" 
+			update them in DevMode -->
+		<outputDirectory>${project.build.directory}/${project.build.finalName}/WEB-INF/classes</outputDirectory>
 
-  <dependencyManagement>
-    <dependencies>
-      <!-- ensure all GWT deps use the same version (unless overridden) -->
-      <dependency>
-        <groupId>com.google.gwt</groupId>
-        <artifactId>gwt</artifactId>
-        <version>2.8.2</version>
-        <type>pom</type>
-        <scope>import</scope>
-      </dependency>
-    </dependencies>
-  </dependencyManagement>
+		<plugins>
 
-  <dependencies>
-    <dependency>
-      <groupId>com.google.gwt</groupId>
-      <artifactId>gwt-servlet</artifactId>
-      <scope>runtime</scope>
-    </dependency>
-    <dependency>
-      <groupId>com.google.gwt</groupId>
-      <artifactId>gwt-user</artifactId>
-      <scope>provided</scope>
-    </dependency>
-    <dependency>
-      <groupId>com.google.gwt</groupId>
-      <artifactId>gwt-dev</artifactId>
-      <scope>provided</scope>
-    </dependency>
-    <dependency>
-      <groupId>junit</groupId>
-      <artifactId>junit</artifactId>
-      <version>4.11</version>
-      <scope>test</scope>
-    </dependency>
-  </dependencies>
+			<!-- GWT Maven Plugin -->
+			<plugin>
+				<groupId>net.ltgt.gwt.maven</groupId>
+				<artifactId>gwt-maven-plugin</artifactId>
+				<version>1.0-rc-8</version>
+				<executions>
+					<execution>
+						<goals>
+							<goal>compile</goal>
+							<goal>test</goal>
+						</goals>
+					</execution>
+				</executions>
+				<configuration>
+					<moduleName>com.baeldung.Google_web_toolkit</moduleName>
+					<moduleShortName>Google_web_toolkit</moduleShortName>
+					<failOnError>true</failOnError>
+					<!-- GWT compiler 2.8 requires 1.8, hence define sourceLevel here if 
+						you use a different source language for java compilation -->
+					<sourceLevel>1.8</sourceLevel>
+					<!-- Compiler configuration -->
+					<compilerArgs>
+						<!-- Ask GWT to create the Story of Your Compile (SOYC) (gwt:compile) -->
+						<arg>-compileReport</arg>
+						<arg>-XcompilerMetrics</arg>
+					</compilerArgs>
+					<!-- DevMode configuration -->
+					<warDir>${project.build.directory}/${project.build.finalName}</warDir>
+					<classpathScope>compile+runtime</classpathScope>
+					<!-- URL(s) that should be opened by DevMode (gwt:devmode). -->
+					<startupUrls>
+						<startupUrl>Google_web_toolkit.html</startupUrl>
+					</startupUrls>
+				</configuration>
+			</plugin>
 
-  <build>
-    <!-- Output classes directly into the webapp, so that IDEs and "mvn process-classes" update them in DevMode -->
-    <outputDirectory>${project.build.directory}/${project.build.finalName}/WEB-INF/classes</outputDirectory>
+			<!-- Skip normal test execution, we use gwt:test instead -->
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>2.17</version>
+				<configuration>
+					<skip>true</skip>
+				</configuration>
+			</plugin>
 
-    <plugins>
+		</plugins>
+	</build>
+	
+	<properties>
 
-      <!-- GWT Maven Plugin-->
-      <plugin>
-        <groupId>net.ltgt.gwt.maven</groupId>
-        <artifactId>gwt-maven-plugin</artifactId>
-        <version>1.0-rc-8</version>
-        <executions>
-          <execution>
-            <goals>
-              <goal>compile</goal>
-              <goal>test</goal>
-            </goals>
-          </execution>
-        </executions>
-        <configuration>
-          <moduleName>com.baeldung.Google_web_toolkit</moduleName>
-          <moduleShortName>Google_web_toolkit</moduleShortName>
-          <failOnError>true</failOnError>
-          <!-- GWT compiler 2.8 requires 1.8, hence define sourceLevel here if you use
-               a different source language for java compilation -->
-          <sourceLevel>1.8</sourceLevel>
-          <!-- Compiler configuration -->
-          <compilerArgs>
-            <!-- Ask GWT to create the Story of Your Compile (SOYC) (gwt:compile) -->
-            <arg>-compileReport</arg>
-            <arg>-XcompilerMetrics</arg>
-          </compilerArgs>
-          <!-- DevMode configuration -->
-          <warDir>${project.build.directory}/${project.build.finalName}</warDir>
-          <classpathScope>compile+runtime</classpathScope>
-          <!-- URL(s) that should be opened by DevMode (gwt:devmode). -->
-          <startupUrls>
-            <startupUrl>Google_web_toolkit.html</startupUrl>
-          </startupUrls>
-        </configuration>
-      </plugin>
+		<!-- Setting maven.compiler.source to something different to 1.8 needs 
+			that you configure the sourceLevel in gwt-maven-plugin since GWT compiler 
+			2.8 requires 1.8 (see gwt-maven-plugin block below) -->
+		<maven.compiler.source>1.8</maven.compiler.source>
+		<maven.compiler.target>1.8</maven.compiler.target>
 
-      <!-- Skip normal test execution, we use gwt:test instead -->
-      <plugin>
-        <artifactId>maven-surefire-plugin</artifactId>
-        <version>2.17</version>
-        <configuration>
-          <skip>true</skip>
-        </configuration>
-      </plugin>
-
-    </plugins>
-  </build>
+		<!-- Don't let your Mac use a crazy non-standard encoding -->
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+	</properties>
+	
 </project>
diff --git a/pom.xml b/pom.xml
index 5ed7f7c33f..798d4edd00 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,560 +1,838 @@
 <?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>
+<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>parent-modules</artifactId>
-    <version>1.0.0-SNAPSHOT</version>
-    <name>parent-modules</name>
-    <packaging>pom</packaging>
+	<groupId>com.baeldung</groupId>
+	<artifactId>parent-modules</artifactId>
+	<version>1.0.0-SNAPSHOT</version>
+	<name>parent-modules</name>
+	<packaging>pom</packaging>
 
-    <modules>
-        <module>parent-boot-1</module>
-        <module>parent-boot-2</module>
-        <module>parent-spring-4</module>
-        <module>parent-spring-5</module>
-        <module>parent-java</module>
-        <module>asm</module>
-        <module>atomix</module>
-        <module>apache-cayenne</module>
-        <module>aws</module>
-        <module>aws-lambda</module>
-        <module>akka-streams</module>
-        <module>algorithms</module>
-        <module>annotations</module>
-        <module>apache-cxf</module>
-        <module>apache-fop</module>
-        <module>apache-poi</module>
-        <module>apache-tika</module>
-        <module>apache-thrift</module>
-        <module>apache-curator</module>
-        <module>apache-zookeeper</module>
-        <module>apache-opennlp</module>
-        <module>autovalue</module>
-        <module>axon</module>
-        <module>azure</module>
-        <module>bootique</module>
-        <module>cdi</module>
-        <!--<module>core-java-9</module>--> <!-- Commented because we have still not upgraded to java 9 -->
-        <module>core-java</module>
-        <module>core-java-collections</module>
-        <module>core-java-io</module>
-        <module>core-java-8</module>
-        <module>core-kotlin</module>
-        <module>core-groovy</module>
-        <module>core-java-concurrency</module>
-        <module>couchbase</module>
-        <module>deltaspike</module>
-        <module>dozer</module>
-        <module>ethereum</module>
-        <module>ejb</module>
-        <module>feign</module>
-        <module>flips</module>
-        <module>testing-modules/gatling</module>
-        <module>geotools</module>
-        <module>testing-modules/groovy-spock</module>
-        <module>google-cloud</module>
-        <module>google-web-toolkit</module>
-        <module>gson</module>
-        <module>guava</module>
-        <module>guava-modules/guava-18</module>
-        <module>guava-modules/guava-19</module>
-        <module>guava-modules/guava-21</module>
-        <module>guice</module>
-        <module>disruptor</module>
-        <module>spring-static-resources</module>
-        <module>hazelcast</module>
-        <module>hbase</module>
-        <module>hibernate5</module>
-        <module>httpclient</module>
-        <module>hystrix</module>
-        <module>image-processing</module>
-        <module>immutables</module>
-        <module>influxdb</module>
-        <module>jackson</module>
-        <module>persistence-modules/java-cassandra</module>
-        <module>vavr</module>
-        <module>java-lite</module>
-        <module>java-numbers</module>
-        <module>java-rmi</module>
-        <module>java-vavr-stream</module>
-        <module>javax-servlets</module>
-        <module>javaxval</module>
-        <module>jaxb</module>
-        <module>javafx</module>
-        <module>jgroups</module>
-        <module>jee-7</module>
-        <module>jhipster/jhipster-monolithic</module>
-        <module>jjwt</module>
-        <module>jpa-storedprocedure</module>
-        <module>jsf</module>
-        <module>json-path</module>
-        <module>json</module>
-        <module>jsoup</module>
-        <module>testing-modules/junit-5</module>
-        <module>jws</module>
-        <module>libraries</module>
-        <module>libraries-data</module>
-        <module>linkrest</module>
-        <module>logging-modules/log-mdc</module>
-        <module>logging-modules/log4j</module>
-        <module>logging-modules/log4j2</module>
-        <module>logging-modules/logback</module>
-        <module>lombok</module>
-        <module>mapstruct</module>
-        <module>metrics</module>
-        <module>maven</module>
-        <module>mesos-marathon</module>
-        <module>msf4j</module>
-        <module>testing-modules/mockito</module>
-        <module>testing-modules/mockito-2</module>
-        <module>testing-modules/mocks</module>
-        <module>mustache</module>
-        <module>mvn-wrapper</module>
-        <module>noexception</module>
-        <module>orientdb</module>
-        <module>osgi</module>
-        <module>orika</module>
-        <module>patterns</module>
-        <module>pdf</module>
-        <module>protobuffer</module>
-        <module>persistence-modules/querydsl</module>
-        <module>reactor-core</module>
-        <module>persistence-modules/redis</module>
-        <module>testing-modules/rest-assured</module>
-        <module>testing-modules/rest-testing</module>
-        <module>resteasy</module>
-        <module>rxjava</module>
-        <module>spring-swagger-codegen</module>
-        <module>testing-modules/selenium-junit-testng</module>
-        <module>persistence-modules/solr</module>
-        <module>spark-java</module>
-        <module>spring-4</module>
-        <module>spring-5</module>
-        <module>spring-5-reactive</module>
-        <module>spring-5-mvc</module>
-        <module>spring-5-security</module>
-        <module>spring-activiti</module>
-        <module>spring-akka</module>
-        <module>spring-amqp</module>
-        <module>spring-all</module>
-        <module>spring-amqp-simple</module>
-        <module>spring-apache-camel</module>
-        <module>spring-batch</module>
-        <module>spring-bom</module>
-        <module>spring-boot</module>
-        <module>spring-boot-keycloak</module>
-        <module>spring-boot-bootstrap</module>
-        <module>spring-boot-admin</module>
-        <module>spring-boot-ops</module>
-        <module>spring-boot-persistence</module>
-        <module>spring-boot-security</module>
-        <module>spring-boot-mvc</module>
-        <module>spring-boot-logging-log4j2</module>
-        <module>spring-cloud-data-flow</module>
-        <module>spring-cloud</module>
-        <module>spring-core</module>
-        <module>spring-cucumber</module>
-        <module>spring-ejb</module>
-        <module>spring-aop</module>
-        <module>persistence-modules/spring-data-cassandra</module>
-        <module>spring-data-couchbase-2</module>
-        <module>persistence-modules/spring-data-dynamodb</module>
-        <module>spring-data-elasticsearch</module>
-        <module>spring-data-keyvalue</module>
-        <module>spring-data-mongodb</module>
-        <module>persistence-modules/spring-data-neo4j</module>
-        <module>persistence-modules/spring-data-redis</module>
-        <module>spring-data-rest</module>
-        <module>persistence-modules/spring-data-solr</module>
-        <module>spring-dispatcher-servlet</module>
-        <module>spring-exceptions</module>
-        <module>spring-freemarker</module>
-        <module>persistence-modules/spring-hibernate-3</module>
-        <module>spring-hibernate4</module>
-        <module>persistence-modules/spring-hibernate-5</module>
-        <module>persistence-modules/spring-data-eclipselink</module>
-        <module>spring-integration</module>
-        <module>spring-jenkins-pipeline</module>
-        <module>spring-jersey</module>
-        <module>jmeter</module>
-        <module>spring-jms</module>
-        <module>spring-jooq</module>
-        <module>persistence-modules/spring-jpa</module>
-        <module>spring-kafka</module>
-        <module>spring-katharsis</module>
-        <module>spring-ldap</module>
-        <module>spring-mockito</module>
-        <module>spring-mvc-forms-jsp</module>
-        <module>spring-mvc-forms-thymeleaf</module>
-        <module>spring-mvc-java</module>
-        <module>spring-mvc-velocity</module>
-        <module>spring-mvc-webflow</module>
-        <module>spring-mvc-xml</module>
-        <module>spring-mvc-kotlin</module>
-        <module>spring-protobuf</module>
-        <module>spring-quartz</module>
-        <module>spring-rest-angular</module>
-        <module>spring-rest-full</module>
-        <module>spring-rest-query-language</module>
-        <module>spring-rest</module>
-        <module>spring-rest-simple</module>
-        <module>spring-security-acl</module>
-        <module>spring-security-cache-control</module>
-        <module>spring-security-client/spring-security-jsp-authentication</module>
-        <module>spring-security-client/spring-security-jsp-authorize</module>
-        <module>spring-security-client/spring-security-jsp-config</module>
-        <module>spring-security-client/spring-security-mvc</module>
-        <module>spring-security-client/spring-security-thymeleaf-authentication</module>
-        <module>spring-security-client/spring-security-thymeleaf-authorize</module>
-        <module>spring-security-client/spring-security-thymeleaf-config</module>
-        <module>spring-security-core</module>
-        <module>spring-security-mvc-boot</module>
-        <module>spring-security-mvc-custom</module>
-        <module>spring-security-mvc-digest-auth</module>
-        <module>spring-security-mvc-ldap</module>
-        <module>spring-security-mvc-login</module>
-        <module>spring-security-mvc-persisted-remember-me</module>
-        <module>spring-security-mvc-session</module>
-        <module>spring-security-mvc-socket</module>
-        <module>spring-security-openid</module>
-        <!--<module>spring-security-react</module>-->
-        <module>spring-security-rest-basic-auth</module>
-        <module>spring-security-rest-custom</module>
-        <module>spring-security-rest</module>
-        <module>spring-security-sso</module>
-        <module>spring-security-x509</module>
-        <module>spring-session</module>
-        <module>spring-sleuth</module>
-        <module>spring-social-login</module>
-        <module>spring-spel</module>
-        <module>spring-state-machine</module>
-        <module>spring-thymeleaf</module>
-        <module>spring-userservice</module>
-        <module>spring-zuul</module>
-        <module>spring-reactor</module>
-        <module>spring-vertx</module>
-        <module>spring-jinq</module>
-        <module>spring-rest-embedded-tomcat</module>
-        <module>testing-modules/testing</module>
-        <module>testing-modules/testng</module>
-        <module>video-tutorials</module>
-        <module>xml</module>
-        <module>xmlunit-2</module>
-        <module>struts-2</module>
-        <module>apache-velocity</module>
-        <module>apache-solrj</module>
-        <module>rabbitmq</module>
-        <module>vertx</module>
-        <module>persistence-modules/spring-data-gemfire</module>
-        <module>mybatis</module>
-        <module>spring-drools</module>
-        <module>drools</module>
-        <module>persistence-modules/liquibase</module>
-        <module>spring-boot-property-exp</module>
-        <module>testing-modules/mockserver</module>
-        <module>testing-modules/test-containers</module>
-        <module>undertow</module>
-        <module>vertx-and-rxjava</module>
-        <module>saas</module>
-        <module>deeplearning4j</module>
-        <module>lucene</module>
-        <module>vraptor</module>
-        <module>persistence-modules/java-cockroachdb</module>
-        <module>spring-security-thymeleaf</module>
-        <module>persistence-modules/java-jdbi</module>
-        <module>jersey</module>
-        <module>java-spi</module>
-        <module>performance-tests</module>
-        <module>twilio</module>
-        <module>spring-boot-ctx-fluent</module>
-        <module>java-ee-8-security-api</module>
-        <module>spring-webflux-amqp</module>
-        <module>antlr</module>
-        <module>maven-archetype</module>
-        <module>apache-meecrowave</module>
-    </modules>
+	<modules>
+		<module>parent-boot-1</module>
+		<module>parent-boot-2</module>
+		<module>parent-spring-4</module>
+		<module>parent-spring-5</module>
+		<module>parent-java</module>
+		<module>asm</module>
+		<module>atomix</module>
+		<module>apache-cayenne</module>
+		<module>aws</module>
+		<module>aws-lambda</module>
+		<module>akka-streams</module>
+		<module>algorithms</module>
+		<module>annotations</module>
+		<module>apache-cxf</module>
+		<module>apache-fop</module>
+		<module>apache-poi</module>
+		<module>apache-tika</module>
+		<module>apache-thrift</module>
+		<module>apache-curator</module>
+		<module>apache-zookeeper</module>
+		<module>apache-opennlp</module>
+		<module>autovalue</module>
+		<module>axon</module>
+		<module>azure</module>
+		<module>bootique</module>
+		<module>cdi</module>
+		<!--<module>core-java-9</module> --> <!-- Commented because we have still not upgraded to java 9 -->
+		<module>core-java</module>
+		<module>core-java-collections</module>
+		<module>core-java-io</module>
+		<module>core-java-8</module>
+		<module>core-kotlin</module>
+		<module>core-groovy</module>
+		<module>core-java-concurrency</module>
+		<module>couchbase</module>
+		<module>deltaspike</module>
+		<module>dozer</module>
+		<module>ethereum</module>
+		<module>ejb</module>
+		<module>feign</module>
+		<module>flips</module>
+		<module>testing-modules/gatling</module>
+		<module>geotools</module>
+		<module>testing-modules/groovy-spock</module>
+		<module>google-cloud</module>
+		<module>google-web-toolkit</module>
+		<module>gson</module>
+		<module>guava</module>
+		<module>guava-modules/guava-18</module>
+		<module>guava-modules/guava-19</module>
+		<module>guava-modules/guava-21</module>
+		<module>guice</module>
+		<module>disruptor</module>
+		<module>spring-static-resources</module>
+		<module>hazelcast</module>
+		<module>hbase</module>
+		<module>hibernate5</module>
+		<module>httpclient</module>
+		<module>hystrix</module>
+		<module>image-processing</module>
+		<module>immutables</module>
+		<module>influxdb</module>
+		<module>jackson</module>
+		<module>persistence-modules/java-cassandra</module>
+		<module>vavr</module>
+		<module>java-lite</module>
+		<module>java-numbers</module>
+		<module>java-rmi</module>
+		<module>java-vavr-stream</module>
+		<module>javax-servlets</module>
+		<module>javaxval</module>
+		<module>jaxb</module>
+		<module>javafx</module>
+		<module>jgroups</module>
+		<module>jee-7</module>
+		<module>jhipster/jhipster-monolithic</module>
+		<module>jjwt</module>
+		<module>jpa-storedprocedure</module>
+		<module>jsf</module>
+		<module>json-path</module>
+		<module>json</module>
+		<module>jsoup</module>
+		<module>testing-modules/junit-5</module>
+		<module>jws</module>
+		<module>libraries</module>
+		<module>libraries-data</module>
+		<module>linkrest</module>
+		<module>logging-modules/log-mdc</module>
+		<module>logging-modules/log4j</module>
+		<module>logging-modules/log4j2</module>
+		<module>logging-modules/logback</module>
+		<module>lombok</module>
+		<module>mapstruct</module>
+		<module>metrics</module>
+		<module>maven</module>
+		<module>mesos-marathon</module>
+		<module>msf4j</module>
+		<module>testing-modules/mockito</module>
+		<module>testing-modules/mockito-2</module>
+		<module>testing-modules/mocks</module>
+		<module>mustache</module>
+		<module>mvn-wrapper</module>
+		<module>noexception</module>
+		<module>orientdb</module>
+		<module>osgi</module>
+		<module>orika</module>
+		<module>patterns</module>
+		<module>pdf</module>
+		<module>protobuffer</module>
+		<module>persistence-modules/querydsl</module>
+		<module>reactor-core</module>
+		<module>persistence-modules/redis</module>
+		<module>testing-modules/rest-assured</module>
+		<module>testing-modules/rest-testing</module>
+		<module>resteasy</module>
+		<module>rxjava</module>
+		<module>spring-swagger-codegen</module>
+		<module>testing-modules/selenium-junit-testng</module>
+		<module>persistence-modules/solr</module>
+		<module>spark-java</module>
+		<module>spring-4</module>
+		<module>spring-5</module>
+		<module>spring-5-reactive</module>
+		<module>spring-5-mvc</module>
+		<module>spring-5-security</module>
+		<module>spring-activiti</module>
+		<module>spring-akka</module>
+		<module>spring-amqp</module>
+		<module>spring-all</module>
+		<module>spring-amqp-simple</module>
+		<module>spring-apache-camel</module>
+		<module>spring-batch</module>
+		<module>spring-bom</module>
+		<module>spring-boot</module>
+		<module>spring-boot-keycloak</module>
+		<module>spring-boot-bootstrap</module>
+		<module>spring-boot-admin</module>
+		<module>spring-boot-ops</module>
+		<module>spring-boot-persistence</module>
+		<module>spring-boot-security</module>
+		<module>spring-boot-mvc</module>
+		<module>spring-boot-logging-log4j2</module>
+		<module>spring-cloud-data-flow</module>
+		<module>spring-cloud</module>
+		<module>spring-core</module>
+		<module>spring-cucumber</module>
+		<module>spring-ejb</module>
+		<module>spring-aop</module>
+		<module>persistence-modules/spring-data-cassandra</module>
+		<module>spring-data-couchbase-2</module>
+		<module>persistence-modules/spring-data-dynamodb</module>
+		<module>spring-data-elasticsearch</module>
+		<module>spring-data-keyvalue</module>
+		<module>spring-data-mongodb</module>
+		<module>persistence-modules/spring-data-neo4j</module>
+		<module>persistence-modules/spring-data-redis</module>
+		<module>spring-data-rest</module>
+		<module>persistence-modules/spring-data-solr</module>
+		<module>spring-dispatcher-servlet</module>
+		<module>spring-exceptions</module>
+		<module>spring-freemarker</module>
+		<module>persistence-modules/spring-hibernate-3</module>
+		<module>spring-hibernate4</module>
+		<module>persistence-modules/spring-hibernate-5</module>
+		<module>persistence-modules/spring-data-eclipselink</module>
+		<module>spring-integration</module>
+		<module>spring-jenkins-pipeline</module>
+		<module>spring-jersey</module>
+		<module>jmeter</module>
+		<module>spring-jms</module>
+		<module>spring-jooq</module>
+		<module>persistence-modules/spring-jpa</module>
+		<module>spring-kafka</module>
+		<module>spring-katharsis</module>
+		<module>spring-ldap</module>
+		<module>spring-mockito</module>
+		<module>spring-mvc-forms-jsp</module>
+		<module>spring-mvc-forms-thymeleaf</module>
+		<module>spring-mvc-java</module>
+		<module>spring-mvc-velocity</module>
+		<module>spring-mvc-webflow</module>
+		<module>spring-mvc-xml</module>
+		<module>spring-mvc-kotlin</module>
+		<module>spring-protobuf</module>
+		<module>spring-quartz</module>
+		<module>spring-rest-angular</module>
+		<module>spring-rest-full</module>
+		<module>spring-rest-query-language</module>
+		<module>spring-rest</module>
+		<module>spring-rest-simple</module>
+		<module>spring-security-acl</module>
+		<module>spring-security-cache-control</module>
+		<module>spring-security-client/spring-security-jsp-authentication</module>
+		<module>spring-security-client/spring-security-jsp-authorize</module>
+		<module>spring-security-client/spring-security-jsp-config</module>
+		<module>spring-security-client/spring-security-mvc</module>
+		<module>spring-security-client/spring-security-thymeleaf-authentication</module>
+		<module>spring-security-client/spring-security-thymeleaf-authorize</module>
+		<module>spring-security-client/spring-security-thymeleaf-config</module>
+		<module>spring-security-core</module>
+		<module>spring-security-mvc-boot</module>
+		<module>spring-security-mvc-custom</module>
+		<module>spring-security-mvc-digest-auth</module>
+		<module>spring-security-mvc-ldap</module>
+		<module>spring-security-mvc-login</module>
+		<module>spring-security-mvc-persisted-remember-me</module>
+		<module>spring-security-mvc-session</module>
+		<module>spring-security-mvc-socket</module>
+		<module>spring-security-openid</module>
+		<!--<module>spring-security-react</module> -->
+		<module>spring-security-rest-basic-auth</module>
+		<module>spring-security-rest-custom</module>
+		<module>spring-security-rest</module>
+		<module>spring-security-sso</module>
+		<module>spring-security-x509</module>
+		<module>spring-session</module>
+		<module>spring-sleuth</module>
+		<module>spring-social-login</module>
+		<module>spring-spel</module>
+		<module>spring-state-machine</module>
+		<module>spring-thymeleaf</module>
+		<module>spring-userservice</module>
+		<module>spring-zuul</module>
+		<module>spring-reactor</module>
+		<module>spring-vertx</module>
+		<module>spring-jinq</module>
+		<module>spring-rest-embedded-tomcat</module>
+		<module>testing-modules/testing</module>
+		<module>testing-modules/testng</module>
+		<module>video-tutorials</module>
+		<module>xml</module>
+		<module>xmlunit-2</module>
+		<module>struts-2</module>
+		<module>apache-velocity</module>
+		<module>apache-solrj</module>
+		<module>rabbitmq</module>
+		<module>vertx</module>
+		<module>persistence-modules/spring-data-gemfire</module>
+		<module>mybatis</module>
+		<module>spring-drools</module>
+		<module>drools</module>
+		<module>persistence-modules/liquibase</module>
+		<module>spring-boot-property-exp</module>
+		<module>testing-modules/mockserver</module>
+		<module>testing-modules/test-containers</module>
+		<module>undertow</module>
+		<module>vertx-and-rxjava</module>
+		<module>saas</module>
+		<module>deeplearning4j</module>
+		<module>lucene</module>
+		<module>vraptor</module>
+		<module>persistence-modules/java-cockroachdb</module>
+		<module>spring-security-thymeleaf</module>
+		<module>persistence-modules/java-jdbi</module>
+		<module>jersey</module>
+		<module>java-spi</module>
+		<module>performance-tests</module>
+		<module>twilio</module>
+		<module>spring-boot-ctx-fluent</module>
+		<module>java-ee-8-security-api</module>
+		<module>spring-webflux-amqp</module>
+		<module>antlr</module>
+		<module>maven-archetype</module>
+		<module>apache-meecrowave</module>
+	</modules>
 
-    <dependencies>
-        <!-- logging -->
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-            <version>${org.slf4j.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>ch.qos.logback</groupId>
-            <artifactId>logback-classic</artifactId>
-            <version>${logback.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>ch.qos.logback</groupId>
-            <artifactId>logback-core</artifactId>
-            <version>${logback.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>jcl-over-slf4j</artifactId>
-            <version>${org.slf4j.version}</version>
-        </dependency>
+	<dependencies>
+		<!-- logging -->
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+			<version>${org.slf4j.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>ch.qos.logback</groupId>
+			<artifactId>logback-classic</artifactId>
+			<version>${logback.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>ch.qos.logback</groupId>
+			<artifactId>logback-core</artifactId>
+			<version>${logback.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>jcl-over-slf4j</artifactId>
+			<version>${org.slf4j.version}</version>
+		</dependency>
 
-        <!-- test -->
-        <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <version>${junit.version}</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.junit.jupiter</groupId>
-            <artifactId>junit-jupiter-engine</artifactId>
-            <version>${junit.jupiter.version}</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.hamcrest</groupId>
-            <artifactId>hamcrest-core</artifactId>
-            <version>${org.hamcrest.version}</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.hamcrest</groupId>
-            <artifactId>hamcrest-library</artifactId>
-            <version>${org.hamcrest.version}</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.hamcrest</groupId>
-            <artifactId>hamcrest-all</artifactId>
-            <version>${org.hamcrest.version}</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-core</artifactId>
-            <version>${mockito.version}</version>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
+		<!-- test -->
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>${junit.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter-engine</artifactId>
+			<version>${junit.jupiter.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.hamcrest</groupId>
+			<artifactId>hamcrest-core</artifactId>
+			<version>${org.hamcrest.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.hamcrest</groupId>
+			<artifactId>hamcrest-library</artifactId>
+			<version>${org.hamcrest.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.hamcrest</groupId>
+			<artifactId>hamcrest-all</artifactId>
+			<version>${org.hamcrest.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.mockito</groupId>
+			<artifactId>mockito-core</artifactId>
+			<version>${mockito.version}</version>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
 
-    <build>
-        <plugins>
-            <plugin>
-                <groupId>org.codehaus.mojo</groupId>
-                <artifactId>exec-maven-plugin</artifactId>
-                <version>${exec-maven-plugin.version}</version>
-                <configuration>
-                    <executable>maven</executable>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>${maven-surefire-plugin.version}</version>
-                <configuration>
-                    <forkCount>3</forkCount>
-                    <reuseForks>true</reuseForks>
-                    <excludes>
-                        <exclude>**/*IntegrationTest.java</exclude>
-                        <exclude>**/*IntTest.java</exclude>
-                        <exclude>**/*LongRunningUnitTest.java</exclude>
-                        <exclude>**/*ManualTest.java</exclude>
-                        <exclude>**/JdbcTest.java</exclude>
-                        <exclude>**/*LiveTest.java</exclude>
-                    </excludes>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <version>${maven-compiler-plugin.version}</version>
-                <configuration>
-                    <source>${java.version}</source>
-                    <target>${java.version}</target>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-pmd-plugin</artifactId>
-                <version>${maven-pmd-plugin.version}</version>
-				        <dependencies>
-                    <dependency>
-                        <groupId>org.baeldung.pmd</groupId>
-                        <artifactId>custom-pmd</artifactId>
-                        <version>${custom-pmd.version}</version>
-                    </dependency>
-                </dependencies>
-                <configuration>
-                    <failurePriority>5</failurePriority>
-                    <aggregate>false</aggregate>
-                    <failOnViolation>true</failOnViolation>
-                    <verbose>true</verbose>
-                    <linkXRef>true</linkXRef>
-                    <includeTests>true</includeTests>
-                    <sourceEncoding>UTF-8</sourceEncoding>
-                    <targetJdk>${java.version}</targetJdk>
-                    <rulesets>
-                        <ruleset>${tutorialsproject.basedir}/baeldung-pmd-rules.xml</ruleset>
-                    </rulesets>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>exec-maven-plugin</artifactId>
+				<version>${exec-maven-plugin.version}</version>
+				<configuration>
+					<executable>maven</executable>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>${maven-surefire-plugin.version}</version>
+				<configuration>
+					<forkCount>3</forkCount>
+					<reuseForks>true</reuseForks>
+					<excludes>
+						<exclude>**/*IntegrationTest.java</exclude>
+						<exclude>**/*IntTest.java</exclude>
+						<exclude>**/*LongRunningUnitTest.java</exclude>
+						<exclude>**/*ManualTest.java</exclude>
+						<exclude>**/JdbcTest.java</exclude>
+						<exclude>**/*LiveTest.java</exclude>
+					</excludes>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>${maven-compiler-plugin.version}</version>
+				<configuration>
+					<source>${java.version}</source>
+					<target>${java.version}</target>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-pmd-plugin</artifactId>
+				<version>${maven-pmd-plugin.version}</version>
+				<dependencies>
+					<dependency>
+						<groupId>org.baeldung.pmd</groupId>
+						<artifactId>custom-pmd</artifactId>
+						<version>${custom-pmd.version}</version>
+					</dependency>
+				</dependencies>
+				<configuration>
+					<failurePriority>5</failurePriority>
+					<aggregate>false</aggregate>
+					<failOnViolation>true</failOnViolation>
+					<verbose>true</verbose>
+					<linkXRef>true</linkXRef>
+					<includeTests>true</includeTests>
+					<sourceEncoding>UTF-8</sourceEncoding>
+					<targetJdk>${java.version}</targetJdk>
+					<rulesets>
+						<ruleset>${tutorialsproject.basedir}/baeldung-pmd-rules.xml</ruleset>
+					</rulesets>
 					<excludeRoots>
 						<excludeRoot>target/generated-sources</excludeRoot>
 					</excludeRoots>
-                </configuration>
-                <executions>
-                    <execution>
-                        <phase>compile</phase>
-                        <goals>
-                            <goal>check</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.commonjava.maven.plugins</groupId>
-                <artifactId>directory-maven-plugin</artifactId>
-                <version>${directory-maven-plugin.version}</version>
-                <executions>
-                    <execution>
-                        <id>directories</id>
-                        <goals>
-                            <goal>directory-of</goal>
-                        </goals>
-                        <phase>validate</phase>
-                        <configuration>
-                            <property>tutorialsproject.basedir</property>
-                            <project>
-                                <groupId>com.baeldung</groupId>
-                                <artifactId>parent-modules</artifactId>
-                            </project>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-install-plugin</artifactId>
-                <version>${maven-install-plugin.version}</version>
-                <configuration>
-                    <groupId>org.baeldung.pmd</groupId>
-                    <artifactId>custom-pmd</artifactId>
-                    <version>${custom-pmd.version}</version>
-                    <packaging>jar</packaging>
-                    <file>${tutorialsproject.basedir}/custom-pmd-${custom-pmd.version}.jar</file>
-                    <generatePom>true</generatePom>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>install-jar-lib</id>
-                        <goals>
-                            <goal>install-file</goal>
-                        </goals>
-                        <phase>validate</phase>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
-        <extensions>
-            <extension>
-                <groupId>com.vackosar.gitflowincrementalbuilder</groupId>
-                <artifactId>gitflow-incremental-builder</artifactId>
-                <version>${gitflow-incremental-builder.version}</version>
-            </extension>
-        </extensions>
-    </build>
+				</configuration>
+				<executions>
+					<execution>
+						<phase>compile</phase>
+						<goals>
+							<goal>check</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.commonjava.maven.plugins</groupId>
+				<artifactId>directory-maven-plugin</artifactId>
+				<version>${directory-maven-plugin.version}</version>
+				<executions>
+					<execution>
+						<id>directories</id>
+						<goals>
+							<goal>directory-of</goal>
+						</goals>
+						<phase>validate</phase>
+						<configuration>
+							<property>tutorialsproject.basedir</property>
+							<project>
+								<groupId>com.baeldung</groupId>
+								<artifactId>parent-modules</artifactId>
+							</project>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-install-plugin</artifactId>
+				<version>${maven-install-plugin.version}</version>
+				<configuration>
+					<groupId>org.baeldung.pmd</groupId>
+					<artifactId>custom-pmd</artifactId>
+					<version>${custom-pmd.version}</version>
+					<packaging>jar</packaging>
+					<file>${tutorialsproject.basedir}/custom-pmd-${custom-pmd.version}.jar</file>
+					<generatePom>true</generatePom>
+				</configuration>
+				<executions>
+					<execution>
+						<id>install-jar-lib</id>
+						<goals>
+							<goal>install-file</goal>
+						</goals>
+						<phase>validate</phase>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+		<extensions>
+			<extension>
+				<groupId>com.vackosar.gitflowincrementalbuilder</groupId>
+				<artifactId>gitflow-incremental-builder</artifactId>
+				<version>${gitflow-incremental-builder.version}</version>
+			</extension>
+		</extensions>
+	</build>
 
-    <profiles>
-        <profile>
-            <id>integration</id>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>org.apache.maven.plugins</groupId>
-                        <artifactId>maven-surefire-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <phase>integration-test</phase>
-                                <goals>
-                                    <goal>test</goal>
-                                </goals>
-                                <configuration>
-                                    <excludes>
-                                        <exclude>**/*ManualTest.java</exclude>
-                                        <exclude>**/*LiveTest.java</exclude>
-                                    </excludes>
-                                    <includes>
-                                        <include>**/*IntegrationTest.java</include>
-                                        <include>**/*IntTest.java</include>
-                                    </includes>
-                                </configuration>
-                            </execution>
-                        </executions>
-                        <configuration>
-                            <systemPropertyVariables>
-                                <test.mime>json</test.mime>
-                            </systemPropertyVariables>
-                        </configuration>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-    </profiles>
+	<profiles>
+		<profile>
+			<id>integration</id>
+			<build>
+				<plugins>
+					<plugin>
+						<groupId>org.apache.maven.plugins</groupId>
+						<artifactId>maven-surefire-plugin</artifactId>
+						<executions>
+							<execution>
+								<phase>integration-test</phase>
+								<goals>
+									<goal>test</goal>
+								</goals>
+								<configuration>
+									<excludes>
+										<exclude>**/*ManualTest.java</exclude>
+										<exclude>**/*LiveTest.java</exclude>
+									</excludes>
+									<includes>
+										<include>**/*IntegrationTest.java</include>
+										<include>**/*IntTest.java</include>
+									</includes>
+								</configuration>
+							</execution>
+						</executions>
+						<configuration>
+							<systemPropertyVariables>
+								<test.mime>json</test.mime>
+							</systemPropertyVariables>
+						</configuration>
+					</plugin>
+				</plugins>
+			</build>
 
-    <reporting>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jxr-plugin</artifactId>
-                <version>${maven-jxr-plugin.version}</version>
-            </plugin>
-        </plugins>
-    </reporting>
+			<modules>
+			
+				<module>parent-boot-1</module>
+				<module>parent-boot-2</module>
+				<module>parent-spring-4</module>
+				<module>parent-spring-5</module>
+				<module>parent-java</module>
+				
+				<!-- <module>core-java-9</module> --> <!-- Commented because we have still not upgraded to java 9 -->
+				
+				<module>asm</module>
+				<module>atomix</module>
+				<module>apache-cayenne</module>
+				<module>aws</module>
+				<module>aws-lambda</module>
+				<module>akka-streams</module>
+				<module>algorithms</module>
+				<module>annotations</module>
+				<module>apache-cxf</module>
+				<module>apache-fop</module>
+				<module>apache-poi</module>
+				<module>apache-tika</module>
+				<module>apache-thrift</module>
+				<module>apache-curator</module>
+				<module>apache-zookeeper</module>
+				<module>apache-opennlp</module>
+				<module>autovalue</module>
+				<module>axon</module>
+				<module>azure</module>
+				<module>bootique</module>
+				<module>cdi</module>
+				<module>core-java</module>
+				<module>core-java-collections</module>
+				<module>core-java-io</module>
+				<module>core-java-8</module>
+				<module>core-kotlin</module>
+				<module>core-groovy</module>
+				<module>core-java-concurrency</module>
+				<module>couchbase</module>
+				<module>deltaspike</module>
+				<module>dozer</module>
+				<module>ethereum</module>
+				<module>ejb</module>
+				<module>feign</module>
+				<module>flips</module>
+				<module>geotools</module>
+				<module>testing-modules/groovy-spock</module>
+				<module>testing-modules/gatling</module>
+				<module>google-cloud</module>
+				<module>google-web-toolkit</module>
+				<module>gson</module>
+				<module>guava</module>
+				<module>guava-modules/guava-18</module>
+				<module>guava-modules/guava-19</module>
+				<module>guava-modules/guava-21</module>
+				<module>guice</module>
+				<module>disruptor</module>
+				<module>spring-static-resources</module>
+				<module>hazelcast</module>
+				<module>hbase</module>
+				<module>hibernate5</module>
+				<module>httpclient</module>
+				<module>hystrix</module>
+				<module>image-processing</module>
+				<module>immutables</module>
+				<module>influxdb</module>
+				<module>jackson</module>
+				<module>persistence-modules/java-cassandra</module>
+				<module>vavr</module>
+				<module>java-lite</module>
+				<module>java-numbers</module>
+				<module>java-rmi</module>
+				<module>java-vavr-stream</module>
+				<module>javax-servlets</module>
+				<module>javaxval</module>
+				<module>jaxb</module>
+				<module>javafx</module>
+				<module>jgroups</module>
+				<module>jee-7</module>
+				<module>jhipster/jhipster-monolithic</module>
+				<module>jjwt</module>
+				<module>jpa-storedprocedure</module>
+				<module>jsf</module>
+				<module>json-path</module>
+				<module>json</module>
+				<module>jsoup</module>
+				<module>testing-modules/junit-5</module>
+				<module>jws</module>
+				<module>libraries</module>
+				<module>libraries-data</module>
+				<module>linkrest</module>
+				<module>logging-modules/log-mdc</module>
+				<module>logging-modules/log4j</module>
+				<module>logging-modules/log4j2</module>
+				<module>logging-modules/logback</module>
+				<module>lombok</module>
+				<module>mapstruct</module>
+				<module>metrics</module>
+				<module>maven</module>
+				<module>mesos-marathon</module>
+				<module>msf4j</module>
+				
+				<!-- group 1 - ? -->
+				
+				<!-- <module>testing-modules/mockito</module>
+				<module>testing-modules/mockito-2</module>
+				<module>testing-modules/mocks</module>
+				<module>mustache</module>
+				<module>mvn-wrapper</module>
+				<module>noexception</module>
+				<module>orientdb</module>
+				<module>osgi</module>
+				<module>orika</module>
+				<module>patterns</module>
+				<module>pdf</module>
+				<module>protobuffer</module>
+				<module>persistence-modules/querydsl</module>
+				<module>reactor-core</module>
+				<module>persistence-modules/redis</module>
+				<module>testing-modules/rest-assured</module>
+				<module>testing-modules/rest-testing</module>
+				<module>resteasy</module>
+				<module>rxjava</module>
+				<module>spring-swagger-codegen</module>
+				<module>testing-modules/selenium-junit-testng</module>
+				<module>persistence-modules/solr</module>
+				<module>spark-java</module>
+				<module>spring-4</module>
+				<module>spring-5</module>
+				<module>spring-5-reactive</module>
+				<module>spring-5-mvc</module>
+				<module>spring-5-security</module>
+				<module>spring-activiti</module>
+				<module>spring-akka</module>
+				<module>spring-amqp</module>
+				<module>spring-all</module>
+				<module>spring-amqp-simple</module>
+				<module>spring-apache-camel</module>
+				<module>spring-batch</module>
+				<module>spring-bom</module>
+				<module>spring-boot</module>
+				<module>spring-boot-keycloak</module>
+				<module>spring-boot-bootstrap</module>
+				<module>spring-boot-admin</module>
+				<module>spring-boot-ops</module>
+				<module>spring-boot-persistence</module>
+				<module>spring-boot-security</module>
+				<module>spring-boot-mvc</module>
+				<module>spring-boot-logging-log4j2</module>
+				<module>spring-cloud-data-flow</module>
+				<module>spring-cloud</module>
+				<module>spring-core</module>
+				<module>spring-cucumber</module>
+				<module>spring-ejb</module>
+				<module>spring-aop</module>
+				<module>persistence-modules/spring-data-cassandra</module>
+				<module>spring-data-couchbase-2</module>
+				<module>persistence-modules/spring-data-dynamodb</module>
+				<module>spring-data-elasticsearch</module>
+				<module>spring-data-keyvalue</module>
+				<module>spring-data-mongodb</module>
+				<module>persistence-modules/spring-data-neo4j</module>
+				<module>persistence-modules/spring-data-redis</module>
+				<module>spring-data-rest</module>
+				<module>persistence-modules/spring-data-solr</module>
+				<module>spring-dispatcher-servlet</module>
+				<module>spring-exceptions</module>
+				<module>spring-freemarker</module>
+				<module>persistence-modules/spring-hibernate-3</module>
+				<module>spring-hibernate4</module>
+				<module>persistence-modules/spring-hibernate-5</module>
+				<module>persistence-modules/spring-data-eclipselink</module>
+				<module>spring-integration</module>
+				<module>spring-jenkins-pipeline</module>
+				<module>spring-jersey</module>
+				<module>jmeter</module>
+				<module>spring-jms</module>
+				<module>spring-jooq</module>
+				<module>persistence-modules/spring-jpa</module>
+				<module>spring-kafka</module>
+				<module>spring-katharsis</module>
+				<module>spring-ldap</module>
+				<module>spring-mockito</module>
+				<module>spring-mvc-forms-jsp</module>
+				<module>spring-mvc-forms-thymeleaf</module>
+				<module>spring-mvc-java</module>
+				<module>spring-mvc-velocity</module>
+				<module>spring-mvc-webflow</module>
+				<module>spring-mvc-xml</module>
+				<module>spring-mvc-kotlin</module>
+				<module>spring-protobuf</module>
+				<module>spring-quartz</module>
+				<module>spring-rest-angular</module>
+				<module>spring-rest-full</module>
+				<module>spring-rest-query-language</module>
+				<module>spring-rest</module>
+				<module>spring-rest-simple</module> -->
+				
+				<!-- group 2 - ? -->
+				
+				<!-- <module>spring-security-acl</module>
+				<module>spring-security-cache-control</module>
+				<module>spring-security-client/spring-security-jsp-authentication</module>
+				<module>spring-security-client/spring-security-jsp-authorize</module>
+				<module>spring-security-client/spring-security-jsp-config</module>
+				<module>spring-security-client/spring-security-mvc</module>
+				<module>spring-security-client/spring-security-thymeleaf-authentication</module>
+				<module>spring-security-client/spring-security-thymeleaf-authorize</module>
+				<module>spring-security-client/spring-security-thymeleaf-config</module>
+				<module>spring-security-core</module>
+				<module>spring-security-mvc-boot</module>
+				<module>spring-security-mvc-custom</module>
+				<module>spring-security-mvc-digest-auth</module>
+				<module>spring-security-mvc-ldap</module>
+				<module>spring-security-mvc-login</module>
+				<module>spring-security-mvc-persisted-remember-me</module>
+				<module>spring-security-mvc-session</module>
+				<module>spring-security-mvc-socket</module>
+				<module>spring-security-openid</module>
+				<module>spring-security-react</module>
+				<module>spring-security-rest-basic-auth</module>
+				<module>spring-security-rest-custom</module>
+				<module>spring-security-rest</module>
+				<module>spring-security-sso</module>
+				<module>spring-security-x509</module>
+				<module>spring-session</module>
+				<module>spring-sleuth</module>
+				<module>spring-social-login</module>
+				<module>spring-spel</module>
+				<module>spring-state-machine</module>
+				<module>spring-thymeleaf</module>
+				<module>spring-userservice</module>
+				<module>spring-zuul</module>
+				<module>spring-reactor</module>
+				<module>spring-vertx</module>
+				<module>spring-jinq</module>
+				<module>spring-rest-embedded-tomcat</module>
+				<module>testing-modules/testing</module>
+				<module>testing-modules/testng</module>
+				<module>video-tutorials</module>
+				<module>xml</module>
+				<module>xmlunit-2</module>
+				<module>struts-2</module>
+				<module>apache-velocity</module>
+				<module>apache-solrj</module>
+				<module>rabbitmq</module>
+				<module>vertx</module>
+				<module>persistence-modules/spring-data-gemfire</module>
+				<module>mybatis</module>
+				<module>spring-drools</module>
+				<module>drools</module>
+				<module>persistence-modules/liquibase</module>
+				<module>spring-boot-property-exp</module>
+				<module>testing-modules/mockserver</module>
+				<module>testing-modules/test-containers</module>
+				<module>undertow</module>
+				<module>vertx-and-rxjava</module>
+				<module>saas</module>
+				<module>deeplearning4j</module>
+				<module>lucene</module>
+				<module>vraptor</module>
+				<module>persistence-modules/java-cockroachdb</module>
+				<module>spring-security-thymeleaf</module>
+				<module>persistence-modules/java-jdbi</module>
+				<module>jersey</module>
+				<module>java-spi</module>
+				<module>performance-tests</module>
+				<module>twilio</module>
+				<module>spring-boot-ctx-fluent</module>
+				<module>java-ee-8-security-api</module>
+				<module>spring-webflux-amqp</module>
+				<module>antlr</module>
+				<module>maven-archetype</module>
+				<module>apache-meecrowave</module> -->
+			</modules>
 
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <gib.referenceBranch>refs/heads/master</gib.referenceBranch>
-        <gib.skipTestsForNotImpactedModules>true</gib.skipTestsForNotImpactedModules>
-        <gib.failOnMissingGitDir>false</gib.failOnMissingGitDir>
-        <gib.failOnError>false</gib.failOnError>
-        <!-- <gib.enabled>false</gib.enabled> -->
-        <junit.version>4.12</junit.version>
-        <org.hamcrest.version>1.3</org.hamcrest.version>
-        <mockito.version>2.8.9</mockito.version>
-        <!-- logging -->
-        <org.slf4j.version>1.7.21</org.slf4j.version>
-        <logback.version>1.1.7</logback.version>
-        <!-- plugins -->
-        <maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
-        <maven-compiler-plugin.version>3.7.0</maven-compiler-plugin.version>
-        <exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
-        <java.version>1.8</java.version>
-        <log4j.version>1.2.17</log4j.version>
-        <moneta.version>1.1</moneta.version>
-        <esapi.version>2.1.0.1</esapi.version>
-        <jmh-core.version>1.19</jmh-core.version>
-        <jmh-generator.version>1.19</jmh-generator.version>
-        <hamcrest-all.version>1.3</hamcrest-all.version>
-        <exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
-        <maven-failsafe-plugin.version>2.19.1</maven-failsafe-plugin.version>
-        <commons-io.version>2.5</commons-io.version>
-        <commons-cli.version>1.4</commons-cli.version>
-        <maven-war-plugin.version>2.6</maven-war-plugin.version>
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
-        <jstl-api.version>1.2</jstl-api.version>
-        <javax.servlet.jsp-api.version>2.3.1</javax.servlet.jsp-api.version>
-        <jackson-mapper-asl.version>1.9.13</jackson-mapper-asl.version>
-        <jstl.version>1.2</jstl.version>
-        <jackson-databind.version>2.5.0</jackson-databind.version>
-        <commons-fileupload.version>1.3</commons-fileupload.version>
-        <junit.jupiter.version>5.0.2</junit.jupiter.version>
-        <directory-maven-plugin.version>0.3.1</directory-maven-plugin.version>
-        <maven-install-plugin.version>2.5.1</maven-install-plugin.version>
-        <custom-pmd.version>0.0.1</custom-pmd.version>
-        <gitflow-incremental-builder.version>3.4</gitflow-incremental-builder.version>
-        <maven-jxr-plugin.version>2.3</maven-jxr-plugin.version>
-        <!-- <maven-pmd-plugin.version>3.9.0</maven-pmd-plugin.version> -->
-        <maven-pmd-plugin.version>3.8</maven-pmd-plugin.version>
-    </properties>
+		</profile>
+	</profiles>
+
+	<reporting>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-jxr-plugin</artifactId>
+				<version>${maven-jxr-plugin.version}</version>
+			</plugin>
+		</plugins>
+	</reporting>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<gib.referenceBranch>refs/heads/master</gib.referenceBranch>
+		<gib.skipTestsForNotImpactedModules>true</gib.skipTestsForNotImpactedModules>
+		<gib.failOnMissingGitDir>false</gib.failOnMissingGitDir>
+		<gib.failOnError>false</gib.failOnError>
+		<!-- <gib.enabled>false</gib.enabled> -->
+		<junit.version>4.12</junit.version>
+		<org.hamcrest.version>1.3</org.hamcrest.version>
+		<mockito.version>2.8.9</mockito.version>
+		<!-- logging -->
+		<org.slf4j.version>1.7.21</org.slf4j.version>
+		<logback.version>1.1.7</logback.version>
+		<!-- plugins -->
+		<maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
+		<maven-compiler-plugin.version>3.7.0</maven-compiler-plugin.version>
+		<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
+		<java.version>1.8</java.version>
+		<log4j.version>1.2.17</log4j.version>
+		<moneta.version>1.1</moneta.version>
+		<esapi.version>2.1.0.1</esapi.version>
+		<jmh-core.version>1.19</jmh-core.version>
+		<jmh-generator.version>1.19</jmh-generator.version>
+		<hamcrest-all.version>1.3</hamcrest-all.version>
+		<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
+		<maven-failsafe-plugin.version>2.19.1</maven-failsafe-plugin.version>
+		<commons-io.version>2.5</commons-io.version>
+		<commons-cli.version>1.4</commons-cli.version>
+		<maven-war-plugin.version>2.6</maven-war-plugin.version>
+		<javax.servlet-api.version>3.1.0</javax.servlet-api.version>
+		<jstl-api.version>1.2</jstl-api.version>
+		<javax.servlet.jsp-api.version>2.3.1</javax.servlet.jsp-api.version>
+		<jackson-mapper-asl.version>1.9.13</jackson-mapper-asl.version>
+		<jstl.version>1.2</jstl.version>
+		<jackson-databind.version>2.5.0</jackson-databind.version>
+		<commons-fileupload.version>1.3</commons-fileupload.version>
+		<junit.jupiter.version>5.0.2</junit.jupiter.version>
+		<directory-maven-plugin.version>0.3.1</directory-maven-plugin.version>
+		<maven-install-plugin.version>2.5.1</maven-install-plugin.version>
+		<custom-pmd.version>0.0.1</custom-pmd.version>
+		<gitflow-incremental-builder.version>3.4</gitflow-incremental-builder.version>
+		<maven-jxr-plugin.version>2.3</maven-jxr-plugin.version>
+		<!-- <maven-pmd-plugin.version>3.9.0</maven-pmd-plugin.version> -->
+		<maven-pmd-plugin.version>3.8</maven-pmd-plugin.version>
+	</properties>
 
 </project>
diff --git a/spring-data-rest/pom.xml b/spring-data-rest/pom.xml
index f8cd630ea1..a756ef0497 100644
--- a/spring-data-rest/pom.xml
+++ b/spring-data-rest/pom.xml
@@ -6,7 +6,7 @@
     <artifactId>spring-data-rest</artifactId>
     <version>1.0</version>
     <packaging>jar</packaging>
-    <name>intro-spring-data-rest</name>
+    <name>spring-data-rest</name>
     <description>Intro to Spring Data REST</description>
 
     <parent>
diff --git a/testing-modules/gatling/pom.xml b/testing-modules/gatling/pom.xml
index 793e039f62..1afaefd47e 100644
--- a/testing-modules/gatling/pom.xml
+++ b/testing-modules/gatling/pom.xml
@@ -1,119 +1,122 @@
 <?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>
-    <groupId>org.baeldung</groupId>
-    <artifactId>gatling</artifactId>
-    <version>1.0-SNAPSHOT</version>
-    <parent>
-        <groupId>com.baeldung</groupId>
-        <artifactId>parent-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-    </parent>
+<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>org.baeldung</groupId>
+	<artifactId>gatling</artifactId>
+	<version>1.0-SNAPSHOT</version>
 
-    <dependencies>
-        <dependency>
-            <groupId>io.gatling.highcharts</groupId>
-            <artifactId>gatling-charts-highcharts</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>io.gatling</groupId>
-            <artifactId>gatling-app</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>io.gatling</groupId>
-            <artifactId>gatling-recorder</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.scala-lang</groupId>
-            <artifactId>scala-library</artifactId>
-        </dependency>
-    </dependencies>
+	<parent>
+		<groupId>com.baeldung</groupId>
+		<artifactId>parent-modules</artifactId>
+		<version>1.0.0-SNAPSHOT</version>
+		<relativePath>../../</relativePath>
+	</parent>
 
-    <build>
-        <testSourceDirectory>src/test/scala</testSourceDirectory>
-        <pluginManagement>
-            <plugins>
-                <plugin>
-                    <groupId>net.alchim31.maven</groupId>
-                    <artifactId>scala-maven-plugin</artifactId>
-                    <version>${scala-maven-plugin.version}</version>
-                </plugin>
-            </plugins>
-        </pluginManagement>
-        <plugins>
-            <plugin>
-                <groupId>net.alchim31.maven</groupId>
-                <artifactId>scala-maven-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <goals>
-                            <goal>testCompile</goal>
-                        </goals>
-                        <configuration>
-                            <args>
-                                <!--<arg>-Ybackend:GenBCode</arg> -->
-                                <arg>-Ydelambdafy:method</arg>
-                                <arg>-target:jvm-1.8</arg>
-                                <arg>-deprecation</arg>
-                                <arg>-feature</arg>
-                                <arg>-unchecked</arg>
-                                <arg>-language:implicitConversions</arg>
-                                <arg>-language:postfixOps</arg>
-                            </args>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>io.gatling</groupId>
-                <artifactId>gatling-maven-plugin</artifactId>
-                <version>${gatling-maven-plugin.version}</version>
-                <executions>
-                    <execution>
-                        <phase>test</phase>
-                        <goals>
-                            <goal>execute</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
-    </build>
+	<dependencies>
+		<dependency>
+			<groupId>io.gatling.highcharts</groupId>
+			<artifactId>gatling-charts-highcharts</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>io.gatling</groupId>
+			<artifactId>gatling-app</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>io.gatling</groupId>
+			<artifactId>gatling-recorder</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.scala-lang</groupId>
+			<artifactId>scala-library</artifactId>
+		</dependency>
+	</dependencies>
 
-    <dependencyManagement>
-        <dependencies>
-            <dependency>
-                <groupId>io.gatling</groupId>
-                <artifactId>gatling-app</artifactId>
-                <version>${gatling.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>io.gatling</groupId>
-                <artifactId>gatling-recorder</artifactId>
-                <version>${gatling.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>io.gatling.highcharts</groupId>
-                <artifactId>gatling-charts-highcharts</artifactId>
-                <version>${gatling.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>org.scala-lang</groupId>
-                <artifactId>scala-library</artifactId>
-                <version>${scala.version}</version>
-            </dependency>
-        </dependencies>
-    </dependencyManagement>
+	<build>
+		<testSourceDirectory>src/test/scala</testSourceDirectory>
+		<pluginManagement>
+			<plugins>
+				<plugin>
+					<groupId>net.alchim31.maven</groupId>
+					<artifactId>scala-maven-plugin</artifactId>
+					<version>${scala-maven-plugin.version}</version>
+				</plugin>
+			</plugins>
+		</pluginManagement>
+		<plugins>
+			<plugin>
+				<groupId>net.alchim31.maven</groupId>
+				<artifactId>scala-maven-plugin</artifactId>
+				<executions>
+					<execution>
+						<goals>
+							<goal>testCompile</goal>
+						</goals>
+						<configuration>
+							<args>
+								<!--<arg>-Ybackend:GenBCode</arg> -->
+								<arg>-Ydelambdafy:method</arg>
+								<arg>-target:jvm-1.8</arg>
+								<arg>-deprecation</arg>
+								<arg>-feature</arg>
+								<arg>-unchecked</arg>
+								<arg>-language:implicitConversions</arg>
+								<arg>-language:postfixOps</arg>
+							</args>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>io.gatling</groupId>
+				<artifactId>gatling-maven-plugin</artifactId>
+				<version>${gatling-maven-plugin.version}</version>
+				<executions>
+					<execution>
+						<phase>test</phase>
+						<goals>
+							<goal>execute</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
 
-    <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
-        <encoding>UTF-8</encoding>
-        <scala.version>2.11.12</scala.version> <!--2.11.12 --> <!--2.12.6 -->
-        <gatling.version>2.2.5</gatling.version> <!--2.2.5 --> <!--2.3.1 -->
-        <scala-maven-plugin.version>3.2.2</scala-maven-plugin.version> <!--3.2.2 --> <!--3.3.2 -->
-        <gatling-maven-plugin.version>2.2.1</gatling-maven-plugin.version> <!--2.2.1 --> <!--2.2.4 -->
-    </properties>
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>io.gatling</groupId>
+				<artifactId>gatling-app</artifactId>
+				<version>${gatling.version}</version>
+			</dependency>
+			<dependency>
+				<groupId>io.gatling</groupId>
+				<artifactId>gatling-recorder</artifactId>
+				<version>${gatling.version}</version>
+			</dependency>
+			<dependency>
+				<groupId>io.gatling.highcharts</groupId>
+				<artifactId>gatling-charts-highcharts</artifactId>
+				<version>${gatling.version}</version>
+			</dependency>
+			<dependency>
+				<groupId>org.scala-lang</groupId>
+				<artifactId>scala-library</artifactId>
+				<version>${scala.version}</version>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
+	<properties>
+		<maven.compiler.source>1.8</maven.compiler.source>
+		<maven.compiler.target>1.8</maven.compiler.target>
+		<encoding>UTF-8</encoding>
+		<scala.version>2.11.12</scala.version> <!--2.11.12 --> <!--2.12.6 -->
+		<gatling.version>2.2.5</gatling.version> <!--2.2.5 --> <!--2.3.1 -->
+		<scala-maven-plugin.version>3.2.2</scala-maven-plugin.version> <!--3.2.2 --> <!--3.3.2 -->
+		<gatling-maven-plugin.version>2.2.1</gatling-maven-plugin.version> <!--2.2.1 --> <!--2.2.4 -->
+	</properties>
 
 </project>