//snippet-sourcedescription:[SetTopicAttributes.java demonstrates how to update the defaults for an AWS SNS Topic.]
//snippet-keyword:[Java]
//snippet-sourcesyntax:[java]
//snippet-keyword:[Code Sample]
//snippet-keyword:[Amazon Simple Notification Service]
//snippet-service:[sns]
//snippet-sourcetype:[full-example]
//snippet-sourcedate:[2019-07-20]
//snippet-sourceauthor:[jschwarzwalder AWS]
/*
 * Copyright 2010-2019 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.
 */
//snippet-start:[sns.java2.SetTopicAttributes.complete]

package com.example.sns;
//snippet-start:[sns.java2.SetTopicAttributes.import]

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.sns.SnsClient;
import software.amazon.awssdk.services.sns.model.SetTopicAttributesRequest;
import software.amazon.awssdk.services.sns.model.SetTopicAttributesResponse;
//snippet-end:[sns.java2.SetTopicAttributes.import]

public class SetTopicAttributes {

    public static void main(String[] args) {
        final String USAGE = "\n" +
                "SetTopicAttributes - update defaults from a topic.\n" +
                "Usage: SetTopicAttributes <attribute> <topicArn> <value>\n\n" +
                "Where:\n" +
                "  attribute - Attribute action to use. Valid parameters : Policy | DisplayName | DeliveryPolicy .\n" +
                "  topicArn - The arn of the topic to update. \n" +
                "  value - New value for the attribute.\n\n";

        if (args.length < 3) {
            System.out.println(USAGE);
            System.exit(1);
        }

        //snippet-start:[sns.java2.SetTopicAttributes.main]
        String attribute = args[0];
        String topicArn = args[1];
        String value = args[2];

        SnsClient snsClient = SnsClient.builder().region(Region.US_EAST_1).build();

        SetTopicAttributesRequest request = SetTopicAttributesRequest.builder()
                .attributeName(attribute)
                .attributeValue(value)
                .topicArn(topicArn)
                .build();

        SetTopicAttributesResponse result = snsClient.setTopicAttributes(request);

        System.out.println("\n\nStatus was " + result.sdkHttpResponse().statusCode() + "\n\nTopic " + request.topicArn()
                + " updated " + request.attributeName() + " to " + request.attributeValue());
        //snippet-end:[sns.java2.SetTopicAttributes.main]
    }
}
//snippet-end:[sns.java2.SetTopicAttributes.complete]
@@ -373,22 +373,16 @@
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@@ -406,18 +406,18 @@
  2010-20
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@@ -2346,16 +2346,33 @@
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@@ -2385,26 +2385,62 @@
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@@ -2659,32 +2659,36 @@
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 SetTopicAttribut
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+    
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@@ -2965,16 +2965,158 @@
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@@ -3207,28 +3207,29 @@
 SetTopicAttributes.complete%5D
+%0A

Update SetTopicAttributes.java