PutRule.java - AWS Code Sample


PutRule.java demonstrates how to creates a CloudWatch event-routing rule.


To run this Java (SDK V2) code example, ensure that you have set up your development environment, including your credentials. For more information, see AWS SDK for Java 2.x Developer Guide.

/* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. SPDX-License-Identifier: Apache-2.0 */ package com.example.cloudwatch; import software.amazon.awssdk.services.cloudwatch.model.CloudWatchException; import software.amazon.awssdk.services.cloudwatchevents.CloudWatchEventsClient; import software.amazon.awssdk.services.cloudwatchevents.model.PutRuleRequest; import software.amazon.awssdk.services.cloudwatchevents.model.PutRuleResponse; import software.amazon.awssdk.services.cloudwatchevents.model.RuleState; /** * To run this Java V2 code example, ensure that you have setup your development environment, including your credentials. * * For information, see this documentation topic: * * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html */ public class PutRule { public static void main(String[] args) { final String USAGE = "\n" + "Usage:\n" + " PutRule <ruleName> roleArn> \n\n" + "Where:\n" + " ruleName - a rule name (for example, myrule).\n" + " roleArn - a role ARN value (for example, arn:aws:iam::xxxxxx047983:user/MyUser).\n" ; if (args.length != 2) { System.out.println(USAGE); System.exit(1); } String ruleName = args[0]; String roleArn = args[1]; CloudWatchEventsClient cwe = CloudWatchEventsClient.builder().build(); putCWRule(cwe, ruleName, roleArn) ; cwe.close(); } public static void putCWRule(CloudWatchEventsClient cwe, String ruleName, String roleArn) { try { PutRuleRequest request = PutRuleRequest.builder() .name(ruleName) .roleArn(roleArn) .scheduleExpression("rate(5 minutes)") .state(RuleState.ENABLED) .build(); PutRuleResponse response = cwe.putRule(request); System.out.printf( "Successfully created CloudWatch events rule %s with arn %s", roleArn, response.ruleArn()); } catch ( CloudWatchException e) { System.err.println(e.awsErrorDetails().errorMessage()); System.exit(1); } } }

Sample Details

Service: Amazon CloudWatch

Last tested: 11/02/2020

Author: scmacdon - aws

Type: full-example