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.net.URI;
  import java.net.URISyntaxException;
  import java.util.List;
  import java.util.Map;
  import javax.json.Json;
  import javax.json.JsonArrayBuilder;
  import javax.json.JsonObjectBuilder;
  import org.apache.http.NameValuePair;
  import org.apache.http.client.utils.URIBuilder;
  
  /**
   * {@link URIBuilder} with filtering.
   * @author Paulo Lobo (pauloeduardolobo@gmail.com)
   * @version $Id: 530eb671dda2e582213800d66d17a24f20f61d1d $
   * @since 0.0.7
   */
  final class FilteredUriBuilder extends URIBuilder {
  
      /**
       * Wrapped {@link URIBuilder}.
       */
      private final URIBuilder origin;
  
  
      /**
       * Constructor.
       *
       * @param builder Wrapped builder.
       * @param filters Filters.
       */
      FilteredUriBuilder(final URIBuilder builder,
          final Map<String, Iterable<String>> filters){
          this.origin = builder;
          this.addFilters(filters);
      }
  
      @Override
      public URI build() {
          try {
              return this.origin.build();
          } catch (final URISyntaxException ex) {
              throw new IllegalStateException(
                  "Unexpected error while building a URI!", ex
              );
          }
      }
  
      @Override
      public List<NameValuePair> getQueryParams() {
          return this.origin.getQueryParams();
      }
  
      /**
       * Adds a JSON encoded `filters` parameter.
       * @param filters Filters.
       */
      private void addFilters(final Map<String, Iterable<String>> filters) {
          if (filters != null && !filters.isEmpty()) {
              final JsonObjectBuilder json = Json.createObjectBuilder();
              filters.forEach(
                  (name, values) -> {
                      final JsonArrayBuilder array = Json.createArrayBuilder();
                      values.forEach(array::add);
                      json.add(name, array);
                  }
              );
              this.origin.addParameter("filters", json.build().toString());
          }
  
  
      }
  }
  