com.amazonaws.services.ecr.model.transform.GetDownloadUrlForLayerRequestMarshaller Maven / Gradle / Ivy

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The AWS Java SDK for the Amazon EC2 Container Registry holds the client classes that are used for communicating with the Amazon EC2 Container Registry Service

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/*
 * Copyright 2010-2016 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.ecr.model.transform;

import java.io.ByteArrayInputStream;
import java.util.Collections;
import java.util.Map;
import java.util.List;
import java.util.regex.Pattern;

import com.amazonaws.AmazonClientException;
import com.amazonaws.Request;
import com.amazonaws.DefaultRequest;
import com.amazonaws.http.HttpMethodName;
import com.amazonaws.services.ecr.model.*;
import com.amazonaws.transform.Marshaller;
import com.amazonaws.util.BinaryUtils;
import com.amazonaws.util.StringUtils;
import com.amazonaws.util.IdempotentUtils;
import com.amazonaws.util.StringInputStream;
import com.amazonaws.protocol.json.*;

/**
 * GetDownloadUrlForLayerRequest Marshaller
 */
public class GetDownloadUrlForLayerRequestMarshaller
        implements
        Marshaller, GetDownloadUrlForLayerRequest> {

    private final SdkJsonProtocolFactory protocolFactory;

    public GetDownloadUrlForLayerRequestMarshaller(
            SdkJsonProtocolFactory protocolFactory) {
        this.protocolFactory = protocolFactory;
    }

    public Request marshall(
            GetDownloadUrlForLayerRequest getDownloadUrlForLayerRequest) {

        if (getDownloadUrlForLayerRequest == null) {
            throw new AmazonClientException(
                    "Invalid argument passed to marshall(...)");
        }

        Request request = new DefaultRequest(
                getDownloadUrlForLayerRequest, "AmazonECR");
        request.addHeader("X-Amz-Target",
                "AmazonEC2ContainerRegistry_V20150921.GetDownloadUrlForLayer");

        request.setHttpMethod(HttpMethodName.POST);

        request.setResourcePath("");

        try {
            final StructuredJsonGenerator jsonGenerator = protocolFactory
                    .createGenerator();

            jsonGenerator.writeStartObject();

            if (getDownloadUrlForLayerRequest.getRegistryId() != null) {
                jsonGenerator.writeFieldName("registryId").writeValue(
                        getDownloadUrlForLayerRequest.getRegistryId());
            }
            if (getDownloadUrlForLayerRequest.getRepositoryName() != null) {
                jsonGenerator.writeFieldName("repositoryName").writeValue(
                        getDownloadUrlForLayerRequest.getRepositoryName());
            }
            if (getDownloadUrlForLayerRequest.getLayerDigest() != null) {
                jsonGenerator.writeFieldName("layerDigest").writeValue(
                        getDownloadUrlForLayerRequest.getLayerDigest());
            }

            jsonGenerator.writeEndObject();

            byte[] content = jsonGenerator.getBytes();
            request.setContent(new ByteArrayInputStream(content));
            request.addHeader("Content-Length",
                    Integer.toString(content.length));
            request.addHeader("Content-Type", jsonGenerator.getContentType());
        } catch (Throwable t) {
            throw new AmazonClientException(
                    "Unable to marshall request to JSON: " + t.getMessage(), t);
        }

        return request;
    }

}