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LifecycleConfiguration.java

LifecycleConfiguration.java demonstrates how to set and get S3 bucket lifecycle configurations.

/** * Copyright 2018-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * This file is 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/ * * 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. */ import java.io.IOException; import java.util.Arrays; import com.amazonaws.AmazonServiceException; import com.amazonaws.SdkClientException; import com.amazonaws.auth.profile.ProfileCredentialsProvider; import com.amazonaws.services.s3.AmazonS3; import com.amazonaws.services.s3.AmazonS3ClientBuilder; import com.amazonaws.services.s3.model.BucketLifecycleConfiguration; import com.amazonaws.services.s3.model.BucketLifecycleConfiguration.Transition; import com.amazonaws.services.s3.model.StorageClass; import com.amazonaws.services.s3.model.Tag; import com.amazonaws.services.s3.model.lifecycle.LifecycleAndOperator; import com.amazonaws.services.s3.model.lifecycle.LifecycleFilter; import com.amazonaws.services.s3.model.lifecycle.LifecyclePrefixPredicate; import com.amazonaws.services.s3.model.lifecycle.LifecycleTagPredicate; public class LifecycleConfiguration { public static void main(String[] args) throws IOException { String clientRegion = "*** Client region ***"; String bucketName = "*** Bucket name ***"; // Create a rule to archive objects with the "glacierobjects/" prefix to Glacier immediately. BucketLifecycleConfiguration.Rule rule1 = new BucketLifecycleConfiguration.Rule() .withId("Archive immediately rule") .withFilter(new LifecycleFilter(new LifecyclePrefixPredicate("glacierobjects/"))) .addTransition(new Transition().withDays(0).withStorageClass(StorageClass.Glacier)) .withStatus(BucketLifecycleConfiguration.ENABLED); // Create a rule to transition objects to the Standard-Infrequent Access storage class // after 30 days, then to Glacier after 365 days. Amazon S3 will delete the objects after 3650 days. // The rule applies to all objects with the tag "archive" set to "true". BucketLifecycleConfiguration.Rule rule2 = new BucketLifecycleConfiguration.Rule() .withId("Archive and then delete rule") .withFilter(new LifecycleFilter(new LifecycleTagPredicate(new Tag("archive", "true")))) .addTransition(new Transition().withDays(30).withStorageClass(StorageClass.StandardInfrequentAccess)) .addTransition(new Transition().withDays(365).withStorageClass(StorageClass.Glacier)) .withExpirationInDays(3650) .withStatus(BucketLifecycleConfiguration.ENABLED); // Add the rules to a new BucketLifecycleConfiguration. BucketLifecycleConfiguration configuration = new BucketLifecycleConfiguration() .withRules(Arrays.asList(rule1, rule2)); try { AmazonS3 s3Client = AmazonS3ClientBuilder.standard() .withCredentials(new ProfileCredentialsProvider()) .withRegion(clientRegion) .build(); // Save the configuration. s3Client.setBucketLifecycleConfiguration(bucketName, configuration); // Retrieve the configuration. configuration = s3Client.getBucketLifecycleConfiguration(bucketName); // Add a new rule with both a prefix predicate and a tag predicate. configuration.getRules().add(new BucketLifecycleConfiguration.Rule().withId("NewRule") .withFilter(new LifecycleFilter(new LifecycleAndOperator( Arrays.asList(new LifecyclePrefixPredicate("YearlyDocuments/"), new LifecycleTagPredicate(new Tag("expire_after", "ten_years")))))) .withExpirationInDays(3650) .withStatus(BucketLifecycleConfiguration.ENABLED)); // Save the configuration. s3Client.setBucketLifecycleConfiguration(bucketName, configuration); // Retrieve the configuration. configuration = s3Client.getBucketLifecycleConfiguration(bucketName); // Verify that the configuration now has three rules. configuration = s3Client.getBucketLifecycleConfiguration(bucketName); System.out.println("Expected # of rules = 3; found: " + configuration.getRules().size()); // Delete the configuration. s3Client.deleteBucketLifecycleConfiguration(bucketName); // Verify that the configuration has been deleted by attempting to retrieve it. configuration = s3Client.getBucketLifecycleConfiguration(bucketName); String s = (configuration == null) ? "No configuration found." : "Configuration found."; System.out.println(s); } catch(AmazonServiceException e) { // The call was transmitted successfully, but Amazon S3 couldn't process // it, so it returned an error response. e.printStackTrace(); } catch(SdkClientException e) { // Amazon S3 couldn't be contacted for a response, or the client // couldn't parse the response from Amazon S3. e.printStackTrace(); } } }

Sample Details

Service: s3

Last tested: 2019-01-28

Author: AWS

Type: full-example

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