DynamoDBBackoffStrategy.java

/*
 * Copyright 2012-2016 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.amazonaws.internal;

public class DynamoDBBackoffStrategy extends CustomBackoffStrategy {
    @Override
    public int getBackoffPeriod(int retries) {

        if (retries <= 0) {
            return 0;
        } else {

            int delay = 50 * (int) Math.pow(2, retries - 1);

            if (delay < 0) {
                delay = Integer.MAX_VALUE;
            }

            return delay;
        }

    }

    public static final CustomBackoffStrategy DEFAULT = new DynamoDBBackoffStrategy();
}