A simple java application example.
diff --git a/containers-examples/container-example-javaapp/pom.xml b/containers-examples/container-example-javaapp/pom.xml
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+++ b/containers-examples/container-example-javaapp/pom.xml
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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Licensed to the Apache Software Foundation (ASF) under one
+ or more contributor license agreements. See the NOTICE file
+ distributed with this work for additional information
+ regarding copyright ownership. The ASF licenses this file
+ to you under the Apache License, Version 2.0 (the
+ "License"); you may not use this file except in compliance
+ with the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing,
+ software distributed under the License is distributed on an
+ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ KIND, either express or implied. See the License for the
+ specific language governing permissions and limitations
+ under the License.
+-->
+<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>
+
+ <parent>
+ <groupId>org.apache.aries.containers</groupId>
+ <artifactId>org.apache.aries.containers.parent</artifactId>
+ <version>0.0.1-SNAPSHOT</version>
+ <relativePath>../containers-parent</relativePath>
+ </parent>
+
+ <artifactId>org.apache.aries.containers.examples.javaapp</artifactId>
+ <packaging>jar</packaging>
+ <name>A simple example java application running the Apache Web server as a service</name>
+
+ <dependencies>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>org.apache.aries.containers.api</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>org.apache.aries.containers.docker.local</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>org.apache.aries.containers.marathon</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>com.mesosphere</groupId>
+ <artifactId>marathon-client</artifactId>
+ <version>0.5.0</version>
+ </dependency>
+ </dependencies>
+</project>
+
diff --git a/containers-examples/container-example-javaapp/src/main/java/org/apache/aries/containers/examples/javaapp/Main.java b/containers-examples/container-example-javaapp/src/main/java/org/apache/aries/containers/examples/javaapp/Main.java
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+++ b/containers-examples/container-example-javaapp/src/main/java/org/apache/aries/containers/examples/javaapp/Main.java
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.aries.containers.examples.javaapp;
+
+import java.util.Scanner;
+
+import org.apache.aries.containers.Service;
+import org.apache.aries.containers.ServiceConfig;
+import org.apache.aries.containers.ServiceManager;
+import org.apache.aries.containers.docker.local.impl.LocalDockerServiceManager;
+
+
+public class Main {
+ public static void main(String [] args) {
+ try {
+ ServiceConfig sc = ServiceConfig.builder("mytesthttpd", "httpd").
+ cpu(0.2).memory(32).port(80).build();
+
+ ServiceManager sm = new LocalDockerServiceManager();
+
+ // If you want to run with Marathon, use the following line
+ // ServiceManager cf = new MarathonServiceManager("http://192.168.99.100:8080/");
+
+ System.out.println("Currently known services: " + sm.listServices());
+
+ Service svc = sm.getService(sc);
+
+ int desiredCount;
+ try (Scanner scanner = new Scanner(System.in)) {
+ do {
+ System.out.println("Containers: (" + svc.getActualInstanceCount() + ")");
+ svc.listContainers().stream().map(s -> " " + s).forEach(System.out::println);
+
+ System.out.print("\nEnter desired container count (-1 = refresh, 0 = destroy): ");
+ desiredCount = scanner.nextInt();
+ if (desiredCount > 0) {
+ svc.setInstanceCount(desiredCount);
+ } else if (desiredCount == -1) {
+ svc.refresh();
+ }
+ } while (desiredCount != 0);
+ }
+
+ svc.destroy();
+ System.out.println("Service Destroyed");
+
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+}
