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  /*
   * Copyright 2010-2015 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.opsworks.model.transform;
 
 import static com.amazonaws.util.StringUtils.UTF8;
 import static com.amazonaws.util.StringUtils.COMMA_SEPARATOR;
 import java.io.Writer;
 import java.util.Map;
 import java.util.List;
 
Update Instance Request Marshaller
 
 
     public Request<UpdateInstanceRequestmarshall(UpdateInstanceRequest updateInstanceRequest) {
         if (updateInstanceRequest == null) {
             throw new AmazonClientException("Invalid argument passed to marshall(...)");
         }
 
         Request<UpdateInstanceRequestrequest = new DefaultRequest<UpdateInstanceRequest>(updateInstanceRequest"AWSOpsWorks");
         String target = "OpsWorks_20130218.UpdateInstance";
         request.addHeader("X-Amz-Target"target);
 
         request.setHttpMethod(.);
         request.setResourcePath("");
         
         try {
           StringWriter stringWriter = new StringWriter();
           JSONWriter jsonWriter = new JSONWriter(stringWriter);
 
           jsonWriter.object();
           
             if (updateInstanceRequest.getInstanceId() != null) {
                 jsonWriter.key("InstanceId").value(updateInstanceRequest.getInstanceId());
             }
 
             com.amazonaws.internal.ListWithAutoConstructFlag<StringlayerIdsList = (com.amazonaws.internal.ListWithAutoConstructFlag<String>)(updateInstanceRequest.getLayerIds());
             if (layerIdsList != null && !(layerIdsList.isAutoConstruct() && layerIdsList.isEmpty())) {
 
                 jsonWriter.key("LayerIds");
                 jsonWriter.array();
 
                 for (String layerIdsListValue : layerIdsList) {
                     if (layerIdsListValue != null) {
                         jsonWriter.value(layerIdsListValue);
                     }
                 }
                 jsonWriter.endArray();
             }
             if (updateInstanceRequest.getInstanceType() != null) {
                 jsonWriter.key("InstanceType").value(updateInstanceRequest.getInstanceType());
             }
             if (updateInstanceRequest.getAutoScalingType() != null) {
                 jsonWriter.key("AutoScalingType").value(updateInstanceRequest.getAutoScalingType());
             }
             if (updateInstanceRequest.getHostname() != null) {
                 jsonWriter.key("Hostname").value(updateInstanceRequest.getHostname());
             }
             if (updateInstanceRequest.getOs() != null) {
                 jsonWriter.key("Os").value(updateInstanceRequest.getOs());
             }
             if (updateInstanceRequest.getAmiId() != null) {
                 jsonWriter.key("AmiId").value(updateInstanceRequest.getAmiId());
             }
             if (updateInstanceRequest.getSshKeyName() != null) {
                 jsonWriter.key("SshKeyName").value(updateInstanceRequest.getSshKeyName());
             }
             if (updateInstanceRequest.getArchitecture() != null) {
                jsonWriter.key("Architecture").value(updateInstanceRequest.getArchitecture());
            }
            if (updateInstanceRequest.isInstallUpdatesOnBoot() != null) {
                jsonWriter.key("InstallUpdatesOnBoot").value(updateInstanceRequest.isInstallUpdatesOnBoot());
            }
            if (updateInstanceRequest.isEbsOptimized() != null) {
                jsonWriter.key("EbsOptimized").value(updateInstanceRequest.isEbsOptimized());
            }
          jsonWriter.endObject();
          String snippet = stringWriter.toString();
          byte[] content = snippet.getBytes();
          request.setContent(new StringInputStream(snippet));
          request.addHeader("Content-Length", Integer.toString(content.length));
          request.addHeader("Content-Type""application/x-amz-json-1.1");
        } catch(Throwable t) {
          throw new AmazonClientException("Unable to marshall request to JSON: " + t.getMessage(), t);
        }
        return request;
    }
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