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.mock;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.Iterator;
  import javax.json.Json;
  import javax.json.JsonObject;
  import javax.json.JsonReader;
  import org.apache.http.HttpEntityEnclosingRequest;
  import org.apache.http.HttpRequest;
  
  /**
   * Json Array payload of an HttpRequest.
   *
   * @author Boris Kuzmic (boris.kuzmic@gmail.com)
   * @since 0.0.8
   */
  public final class ArrayPayloadOf implements Iterator<JsonObject> {
  
      /**
       * List of JsonObjects.
       */
      private final Iterator<JsonObject> resources;
  
      /**
       * Ctor.
       *
       * @param request The http request
       * @throws IllegalStateException if the request's payload cannot be read
       */
      public ArrayPayloadOf(final HttpRequest request) {
          try (JsonReader reader = Json.createReader(
              ((HttpEntityEnclosingRequest) request).getEntity().getContent())) {
              if (request instanceof HttpEntityEnclosingRequest) {
                  this.resources =
                      reader.readArray().getValuesAs(JsonObject.class).iterator();
              } else {
                  this.resources = new ArrayList<JsonObject>().iterator();
              }
          } catch (final IOException ex) {
              throw new IllegalStateException(
                  "Cannot read request payload", ex
              );
          }
      }
  
      @Override
      public boolean hasNext() {
          return this.resources.hasNext();
      }
  
      @Override
      public JsonObject next() {
          return this.resources.next();
      }
  }
  