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StartStopInstance.java

StartStopInstance.java demonstrates how to start and stop an EC2 instance.

/* * Copyright 2010-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. * A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file 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.example.ec2; import software.amazon.awssdk.services.ec2.Ec2Client; import software.amazon.awssdk.services.ec2.model.StartInstancesRequest; import software.amazon.awssdk.services.ec2.model.StopInstancesRequest; /** * Starts or stops and EC2 instance */ public class StartStopInstance { public static void startInstance(String instance_id) { Ec2Client ec2 = Ec2Client.create(); StartInstancesRequest request = StartInstancesRequest.builder() .instanceIds(instance_id).build(); ec2.startInstances(request); System.out.printf("Successfully started instance %s", instance_id); } public static void stopInstance(String instance_id) { Ec2Client ec2 = Ec2Client.create(); StopInstancesRequest request = StopInstancesRequest.builder() .instanceIds(instance_id).build(); ec2.stopInstances(request); System.out.printf("Successfully stop instance %s", instance_id); } public static void main(String[] args) { final String USAGE = "To run this example, supply an instance id and start or stop\n" + "Ex: StartStopInstance <instance-id> <start|stop>\n"; if (args.length != 1) { System.out.println(USAGE); System.exit(1); } String instance_id = args[0]; boolean start; if(args[1].equals("start")) { start = true; } else { start = false; } if(start) { startInstance(instance_id); } else { stopInstance(instance_id); } } }

Sample Details

Service: ec2

Author: soo-aws

Type: full-example

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