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The AWS SDK for Java with support for OSGi. The AWS SDK for Java provides Java APIs for building software on AWS' cost-effective, scalable, and reliable infrastructure products. The AWS Java SDK allows developers to code against APIs for all of Amazon's infrastructure web services (Amazon S3, Amazon EC2, Amazon SQS, Amazon Relational Database Service, Amazon AutoScaling, etc).

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/*
 * Copyright 2015-2016 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.services.s3.request;

import com.amazonaws.handlers.HandlerContextKey;
import com.amazonaws.services.s3.S3ClientOptions;
import com.amazonaws.services.s3.internal.AWSS3V4Signer;

/**
 * Constants for {@link HandlerContextKey} pertaining to S3
 */
public class S3HandlerContextKeys {

    /**
     * Context provided to {@link AWSS3V4Signer} to determine whether chunked encoding should be used
     * or not. Derived from the value set in {@link S3ClientOptions}
     */
    public static final HandlerContextKey IS_CHUNKED_ENCODING_DISABLED = new HandlerContextKey(
            "IsChunkedEncodingDisabled");

    /**
     * Context provided to {@link AWSS3V4Signer} to determine whether payloads should be signed.  If enabled,
     * payload hash will be computed when constructing the request.  This does incur a performance penalty.
     * Derived from the value set in {@link S3ClientOptions}
     */
    public static final HandlerContextKey IS_PAYLOAD_SIGNING_ENABLED = new HandlerContextKey(
            "IsPayloadSigningEnabled");

}