/*
* Copyright 2010-2013 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.datapipeline.model.transform;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.OutputStreamWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Map;
import java.util.List;
import com.amazonaws.AmazonClientException;
import com.amazonaws.Request;
import com.amazonaws.DefaultRequest;
import com.amazonaws.http.HttpMethodName;
import com.amazonaws.services.datapipeline.model.*;
import com.amazonaws.transform.Marshaller;
import com.amazonaws.util.BinaryUtils;
import com.amazonaws.util.StringUtils;
import com.amazonaws.util.StringInputStream;
import com.amazonaws.util.json.*;
/**
* Query Objects Request Marshaller
*/
public class QueryObjectsRequestMarshaller implements Marshaller<Request<QueryObjectsRequest>, QueryObjectsRequest> {
public Request<QueryObjectsRequest> marshall(QueryObjectsRequest queryObjectsRequest) {
if (queryObjectsRequest == null) {
throw new AmazonClientException("Invalid argument passed to marshall(...)");
}
Request<QueryObjectsRequest> request = new DefaultRequest<QueryObjectsRequest>(queryObjectsRequest, "DataPipeline");
String target = "DataPipeline.QueryObjects";
request.addHeader("X-Amz-Target", target);
request.addHeader("Content-Type", "application/x-amz-json-1.1");
request.setHttpMethod(HttpMethodName.POST);
String uriResourcePath = "";
uriResourcePath = uriResourcePath.replaceAll("//", "/");
if (uriResourcePath.contains("?")) {
String queryString = uriResourcePath.substring(uriResourcePath.indexOf("?") + 1);
uriResourcePath = uriResourcePath.substring(0, uriResourcePath.indexOf("?"));
for (String s : queryString.split("[;&]")) {
String[] nameValuePair = s.split("=");
if (nameValuePair.length == 2) {
request.addParameter(nameValuePair[0], nameValuePair[1]);
} else {
request.addParameter(s, null);
}
}
}
request.setResourcePath(uriResourcePath);
try {
StringWriter stringWriter = new StringWriter();
JSONWriter jsonWriter = new JSONWriter(stringWriter);
jsonWriter.object();
if (queryObjectsRequest.getPipelineId() != null) {
jsonWriter.key("pipelineId").value(queryObjectsRequest.getPipelineId());
}
Query query = queryObjectsRequest.getQuery();
if (query != null) {
jsonWriter.key("query");
jsonWriter.object();
java.util.List<Selector> selectorsList = query.getSelectors();
if (selectorsList != null) {
jsonWriter.key("selectors");
jsonWriter.array();
for (Selector selectorsListValue : selectorsList) {
if (selectorsListValue != null) {
jsonWriter.object();
if (selectorsListValue.getFieldName() != null) {
jsonWriter.key("fieldName").value(selectorsListValue.getFieldName());
}
Operator operator = selectorsListValue.getOperator();
if (operator != null) {
jsonWriter.key("operator");
jsonWriter.object();
if (operator.getType() != null) {
jsonWriter.key("type").value(operator.getType());
}
java.util.List<String> valuesList = operator.getValues();
if (valuesList != null) {
jsonWriter.key("values");
jsonWriter.array();
for (String valuesListValue : valuesList) {
if (valuesListValue != null) {
jsonWriter.value(valuesListValue);
}
}
jsonWriter.endArray();
}
jsonWriter.endObject();
}
jsonWriter.endObject();
}
}
jsonWriter.endArray();
}
jsonWriter.endObject();
}
if (queryObjectsRequest.getSphere() != null) {
jsonWriter.key("sphere").value(queryObjectsRequest.getSphere());
}
if (queryObjectsRequest.getMarker() != null) {
jsonWriter.key("marker").value(queryObjectsRequest.getMarker());
}
if (queryObjectsRequest.getLimit() != null) {
jsonWriter.key("limit").value(queryObjectsRequest.getLimit());
}
jsonWriter.endObject();
String snippet = stringWriter.toString();
byte[] content = snippet.getBytes("UTF-8");
request.setContent(new StringInputStream(snippet));
request.addHeader("Content-Length", Integer.toString(content.length));
} catch(Throwable t) {
throw new AmazonClientException("Unable to marshall request to JSON: " + t.getMessage(), t);
}
return request;
}
private String getString(String s) {
if (s == null) return "";
return s;
}
}