adding java app

.gitignore

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+##########################
+## Java
+##########################
+*.class
+.mtj.tmp/
+*.jar
+*.war
+*.ear
+hs_err_pid*
+
+##########################
+## Maven
+##########################
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+
+##########################
+## IntelliJ
+##########################
+*.iml
+.idea/
+*.ipr
+*.iws
+out/
+.idea_modules/
+
+##########################
+## Eclipse
+##########################
+.metadata
+.classpath
+.project
+.settings/
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.loadpath
+
+##########################
+## NetBeans
+##########################
+nbproject/private/
+build/
+nbbuild/
+dist/
+nbdist/
+nbactions.xml
+nb-configuration.xml
+
+##########################
+## OS X
+##########################
+.DS_Store

java-serverhost/pom.xml

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+<?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">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.redhat.training.example</groupId>
+  <artifactId>java-serverhost</artifactId>
+  <name>Java Server Host Application</name>
+  <version>1.0</version>
+  <packaging>war</packaging>
+
+  <properties>
+    <version.wildfly.swarm>2017.10.0</version.wildfly.swarm>
+    <maven.compiler.source>1.8</maven.compiler.source>
+    <maven.compiler.target>1.8</maven.compiler.target>
+    <failOnMissingWebXml>false</failOnMissingWebXml>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>org.wildfly.swarm</groupId>
+        <artifactId>bom-all</artifactId>
+        <version>${version.wildfly.swarm}</version>
+        <scope>import</scope>
+        <type>pom</type>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
+  <build>
+    <finalName>java-serverhost</finalName>
+    <plugins>
+      <plugin>
+        <groupId>org.wildfly.swarm</groupId>
+        <artifactId>wildfly-swarm-plugin</artifactId>
+        <version>${version.wildfly.swarm}</version>
+        
+        <executions>
+          <execution>
+            <goals>
+              <goal>package</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+  <dependencies>
+    <!-- Java EE 7 dependency -->
+    <dependency>
+      <groupId>javax</groupId>
+      <artifactId>javaee-api</artifactId>
+      <version>7.0</version>
+      <scope>provided</scope>
+    </dependency>
+    <!-- WildFly Swarm Fractions -->
+    
+  </dependencies>
+</project>

java-serverhost/src/main/java/com/redhat/training/example/ServerHostEndPoint.java

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+package com.redhat.training.example.swarmhelloworld.rest;
+
+
+import javax.ws.rs.Path;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.GET;
+import javax.ws.rs.Produces;
+import java.net.InetAddress;
+
+
+@Path("/")
+public class ServerHostEndPoint {
+
+	@GET
+	@Produces("text/plain")
+	public Response doGet() throws Exception {
+		String host = InetAddress.getLocalHost().getHostName();
+		return Response.ok("I am running on server "+host+" Version 1.0 \n").build();
+	}
+}