/**

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

  *

  * Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.

  *

  * Oracle and Java are registered trademarks of Oracle and/or its affiliates.

  * Other names may be trademarks of their respective owners.

  *

  * The contents of this file are subject to the terms of either the GNU

  * General Public License Version 2 only ("GPL") or the Common

  * Development and Distribution License("CDDL") (collectively, the

  * "License"). You may not use this file except in compliance with the

  * License. You can obtain a copy of the License at

  * http://www.netbeans.org/cddl-gplv2.html

  * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

  * specific language governing permissions and limitations under the

  * License.  When distributing the software, include this License Header

  * Notice in each file and include the License file at

  * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Oracle in the GPL Version 2 section of the License file that

  * accompanied this code. If applicable, add the following below the

  * License Header, with the fields enclosed by brackets [] replaced by

  * your own identifying information:

  * "Portions Copyrighted [year] [name of copyright owner]"

  *

  * Contributor(s):

  *

  * The Original Software is NetBeans. The Initial Developer of the Original

  * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.

  *

  * If you wish your version of this file to be governed by only the CDDL

  * or only the GPL Version 2, indicate your decision by adding

  * "[Contributor] elects to include this software in this distribution

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  * single choice of license, a recipient has the option to distribute

  * your version of this file under either the CDDL, the GPL Version 2 or

  * to extend the choice of license to its licensees as provided above.

  * However, if you add GPL Version 2 code and therefore, elected the GPL

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 package org.netbeans.html.ko4j;

 import java.io.ByteArrayOutputStream;

 import java.io.IOException;

 import java.io.InputStream;

 import java.io.InputStreamReader;

 import org.netbeans.html.context.spi.Contexts;

 import org.netbeans.html.json.spi.JSONCall;

 import org.netbeans.html.json.spi.Transfer;

 /** This is an implementation package - just

  * include its JAR on classpath and use official {@link Context} API

  * to access the functionality.

  * <p>

  *

  * @author Jaroslav Tulach

  */

 @Contexts.Id("xhr")

 final class KOTransfer

 implements Transfer {

     KOTransfer() {

     }

     @Override

     public void extract(Object obj, String[] props, Object[] values) {

         LoadJSON.extractJSON(obj, props, values);

     }

     @Override

     public void loadJSON(final JSONCall call) {

         if (call.isJSONP()) {

             String me = LoadJSON.createJSONP(call);

             LoadJSON.loadJSONP(call.composeURL(me), me);

         } else {

             String data = null;

             if (call.isDoOutput()) {

                 try {

                     ByteArrayOutputStream bos = new ByteArrayOutputStream();

                     call.writeData(bos);

                     data = new String(bos.toByteArray(), "UTF-8");

                 } catch (IOException ex) {

                     call.notifyError(ex);

                 }

             }

             LoadJSON.loadJSON(call.composeURL(null), call, call.getMethod(), data);

         }

     }

     @Override

     public Object toJSON(InputStream is) throws IOException {

         StringBuilder sb = new StringBuilder();

         InputStreamReader r = new InputStreamReader(is);

         for (;;) {

             int ch = r.read();

             if (ch == -1) {

                 break;

             }

             sb.append((char)ch);

         }

         return LoadJSON.parse(sb.toString());

     }

 }