com.amazonaws.services.applicationautoscaling.model.transform.DescribeScalableTargetsRequestMarshaller Maven / Gradle / Ivy

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The AWS Java SDK for AWS Application Auto Scaling module holds the client classes that are used for communicating with AWS Application Auto Scaling service.

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/*
 * Copyright 2011-2016 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.applicationautoscaling.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.applicationautoscaling.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.*;

/**
 * DescribeScalableTargetsRequest Marshaller
 */
public class DescribeScalableTargetsRequestMarshaller
        implements
        Marshaller, DescribeScalableTargetsRequest> {

    private final SdkJsonProtocolFactory protocolFactory;

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

    public Request marshall(
            DescribeScalableTargetsRequest describeScalableTargetsRequest) {

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

        Request request = new DefaultRequest(
                describeScalableTargetsRequest, "AWSApplicationAutoScaling");
        request.addHeader("X-Amz-Target",
                "AnyScaleFrontendService.DescribeScalableTargets");

        request.setHttpMethod(HttpMethodName.POST);

        request.setResourcePath("");

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

            jsonGenerator.writeStartObject();

            if (describeScalableTargetsRequest.getServiceNamespace() != null) {
                jsonGenerator.writeFieldName("ServiceNamespace").writeValue(
                        describeScalableTargetsRequest.getServiceNamespace());
            }

            java.util.List resourceIdsList = describeScalableTargetsRequest
                    .getResourceIds();
            if (resourceIdsList != null) {
                jsonGenerator.writeFieldName("ResourceIds");
                jsonGenerator.writeStartArray();
                for (String resourceIdsListValue : resourceIdsList) {
                    if (resourceIdsListValue != null) {
                        jsonGenerator.writeValue(resourceIdsListValue);
                    }
                }
                jsonGenerator.writeEndArray();
            }
            if (describeScalableTargetsRequest.getScalableDimension() != null) {
                jsonGenerator.writeFieldName("ScalableDimension").writeValue(
                        describeScalableTargetsRequest.getScalableDimension());
            }
            if (describeScalableTargetsRequest.getMaxResults() != null) {
                jsonGenerator.writeFieldName("MaxResults").writeValue(
                        describeScalableTargetsRequest.getMaxResults());
            }
            if (describeScalableTargetsRequest.getNextToken() != null) {
                jsonGenerator.writeFieldName("NextToken").writeValue(
                        describeScalableTargetsRequest.getNextToken());
            }

            jsonGenerator.writeEndObject();

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

        return request;
    }

}