DescribeVPCs.java - AWS Code Sample

DescribeVPCs.java

DescribeVPCs.java demonstrates how to get information about all the Amazon EC2 VPCs.

/* * Copyright 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.regions.Region; import software.amazon.awssdk.services.ec2.Ec2Client; import software.amazon.awssdk.services.ec2.model.DescribeVpcsRequest; import software.amazon.awssdk.services.ec2.model.DescribeVpcsResponse; import software.amazon.awssdk.services.ec2.model.Vpc; import software.amazon.awssdk.services.ec2.model.Ec2Exception; /** * Describes VPCs */ public class DescribeVPCs { public static void main(String[] args) { final String USAGE = "To run this example, supply a group id\n" + "Ex: DescribeVPCs <vpc-id>\n"; if (args.length != 1) { System.out.println(USAGE); System.exit(1); } String vpcId = args[0]; //Create an Ec2Client object Region region = Region.US_WEST_2; Ec2Client ec2 = Ec2Client.builder() .region(region) .build(); describeEC2Vpcs(ec2, vpcId); } public static void describeEC2Vpcs(Ec2Client ec2, String vpcId) { try { DescribeVpcsRequest request = DescribeVpcsRequest.builder() .vpcIds(vpcId) .build(); DescribeVpcsResponse response = ec2.describeVpcs(request); for (Vpc vpc : response.vpcs()) { System.out.printf( "Found vpc with id %s, " + "vpc state %s " + "and tennancy %s", vpc.vpcId(), vpc.stateAsString(), vpc.instanceTenancyAsString()); } } catch (Ec2Exception e) { System.err.println(e.awsErrorDetails().errorMessage()); System.exit(1); } } }

Sample Details

Service: Amazon EC2

Last tested: 2/11/2020

Author: scmacdon

Type: full-example