content: /**
   * Copyright (c) 2018-2019, Mihai Emil Andronache
   * 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 docker-java-api 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.amihaiemil.docker;
  
  import java.io.IOException;
  import javax.json.JsonObject;
  import org.apache.http.HttpStatus;
  import org.apache.http.client.HttpClient;
  import org.apache.http.client.methods.HttpGet;
  
  /**
   * An inspection upon any of the Docker resources.
   * @author George Aristy (george.aristy@gmail.com)
   * @version $Id: 21bc661e82d138644db908a70989b1d69e1d4df5 $
   * @since 0.0.1
   */
  final class Inspection extends JsonResource {
  
      /**
       * Ctor.
       * @param client The Http client.
       * @param url The request URL.
       * @throws UnexpectedResponseException If Docker's response code is not 200.
       * @throws IOException If an I/O error occurs.
       */
      Inspection(final HttpClient client, final String url)
          throws UnexpectedResponseException, IOException {
          super(fetch(client, url));
      }
      
      /**
       * Fetch the JsonObject resource.
       * @param client The Http client.
       * @param url The request URL.
       * @return The fetched JsonObject.
       * @throws UnexpectedResponseException If Docker's response code is not 200.
       * @throws IOException If an I/O error occurs.
       */
      private static JsonObject fetch(final HttpClient client, final String url)
          throws UnexpectedResponseException, IOException {
          final HttpGet inspect = new HttpGet(url);
          try {
              return client.execute(
                  inspect,
                  new ReadJsonObject(
                      new MatchStatus(inspect.getURI(), HttpStatus.SC_OK)
                  )
              );
          } finally {
              inspect.releaseConnection();
          }
      }
  }
  