Java tutorial
/* * Copyright 2012-2013 the original author or authors. * * Licensed 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 com.agilegroups.aws; import java.util.List; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.boot.CommandLineRunner; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.EnableAutoConfiguration; import org.springframework.context.ApplicationContext; import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.Configuration; import com.agilegroups.aws.services.AmazonEC2ServicesImpl; import com.amazonaws.services.ec2.model.InstanceStateChange; import com.amazonaws.services.ec2.model.StartInstancesResult; @Configuration @EnableAutoConfiguration @ComponentScan public class AmazonEC2Application implements CommandLineRunner { private static final Logger LOG = LoggerFactory.getLogger(AmazonEC2Application.class); // Simple example shows how a command line spring application can execute an // injected bean service. Also demonstrates how you can use @Value to inject // command line args ('--name=whatever') or application properties @Autowired private AmazonEC2ServicesImpl amazonService; @Autowired @Qualifier("setup") private ApplicationSetup setup; @Override public void run(String... args) { LOG.info("Starting instances now"); LOG.info(" Here are the instances to start: " + setup.getInstanceIds()); //Start instance //StartInstancesResult instResult = amazonService.startInstances(setup.getInstanceIds()); //Associate IP address //List<InstanceStateChange> instChange = instResult.getStartingInstances(); //LOG.info(" Here are the results: " + instChange.toString()); //this.helloWorldService.getMessage()); } public static void main(String[] args) throws Exception { //SpringApplication.run(AmazonEC2Application.class, args); ApplicationContext context = SpringApplication.run(ApplicationConfig.class, args); LOG.info("here is the spring context: " + context.toString()); } }