/**

  * Copyright (c) 2013-2017, jcabi.com

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met: 1) Redistributions of source code must retain the above

  * copyright notice, this list of conditions and the following

  * disclaimer. 2) Redistributions in binary form must reproduce the above

  * copyright notice, this list of conditions and the following

  * disclaimer in the documentation and/or other materials provided

  * with the distribution. 3) Neither the name of the jcabi.com nor

  * the names of its contributors may be used to endorse or promote

  * products derived from this software without specific prior written

  * permission.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT

  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL

  * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

  * OF THE POSSIBILITY OF SUCH DAMAGE.

  */

 package com.jcabi.github;

 import com.jcabi.aspects.Immutable;

 import com.jcabi.aspects.Loggable;

 import com.jcabi.http.Request;

 import com.jcabi.http.response.JsonResponse;

 import com.jcabi.http.response.RestResponse;

 import java.io.IOException;

 import java.io.StringWriter;

 import java.net.HttpURLConnection;

 import javax.json.Json;

 import javax.json.JsonObject;

 import lombok.EqualsAndHashCode;

 /**

  * Github JSON item.

  *

  * @author Yegor Bugayenko (yegor@tpc2.com)

  * @version $Id: 7a0d5bac13b99d0711d1aba57993933309bbb181 $

  * @since 0.6

  */

 @Immutable

 @Loggable(Loggable.DEBUG)

 @EqualsAndHashCode(of = "request")

 final class RtJson {

     /**

      * RESTful request.

      */

     private final transient Request request;

     /**

      * Public ctor.

      * @param req Request

      */

     RtJson(final Request req) {

         this.request = req;

     }

     /**

      * Fetch JSON object.

      * @return JSON object

      * @throws IOException If fails

      */

     public JsonObject fetch() throws IOException {

         return this.request.fetch()

             .as(RestResponse.class)

             .assertStatus(HttpURLConnection.HTTP_OK)

             .as(JsonResponse.class)

             .json().readObject();

     }

     /**

      * Patch it.

      * @param json JSON to use for patching

      * @throws IOException If fails

      */

     public void patch(

         final JsonObject json

     ) throws IOException {

         final StringWriter post = new StringWriter();

         Json.createWriter(post).writeObject(json);

         this.request.body().set(post.toString()).back()

             .method(Request.PATCH)

             .fetch().as(RestResponse.class)

             .assertStatus(HttpURLConnection.HTTP_OK);

     }

 }