content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.camel.component.dns;
  
  import java.util.Map;
  
  import org.apache.camel.Endpoint;
  import org.apache.camel.spi.annotations.Component;
  import org.apache.camel.support.DefaultComponent;
  
  /**
   * This is a component for Camel to run DNS queries, using DNSJava.
   * <p/>
   * The DNS components creates endpoints of the form: <br/>
   * dns:///... <br/>
   * At this point, the DNS component works with these operations:<br/>
   * <p>
   * dns:///ip <br/>
   * <p/>
   * This will return the IP address associated with the domain passed in the header dns.domain.
   * </p>
   * <p>
   * dns:///lookup This endpoint accepts three parameters.
   * <ul>
   * <li>dns.name: the lookup name. Usually the domain. Mandatory.</li>
   * <li>dns.type: the type of the lookup. Should match the values of {@see org.xbill.dns.Type}. Optional.</li>
   * <li>dns.class: the DNS class of the lookup. Should match the values of {@see org.xbill.dns.DClass}. Optional.</li>
   * </ul>
   * </p>
   * <p/>
   * <p>
   * dns:///dig This endpoint takes a few parameters, most of them optional :
   * <ul>
   * <li>dns.server: the server in particular for the query. If none is given, the default one specified by the OS will be
   * used.</li>
   * <li>dns.query: the query itself. Mandatory.</li>
   * <li>dns.type: the type of the lookup. Should match the values of {@see org.xbill.dns.Type}. Optional.</li>
   * <li>dns.class: the DNS class of the lookup. Should match the values of {@see org.xbill.dns.DClass}. Optional.</li>
   * </ul>
   * <p/>
   * </p>
   * <p/>
   * <p>
   * dns:///wikipedia This endpoint takes one paramter :
   * <ul>
   * <li>term: the search term on wikipedia</li>
   * </ul>
   * <p/>
   * </p>
   */
  @Component("dns")
  public class DnsComponent extends DefaultComponent {
  
      public DnsComponent() {
      }
  
      @Override
      protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
          DnsType type = DnsType.valueOf(remaining);
          DnsEndpoint endpoint = new DnsEndpoint(uri, this);
          endpoint.setDnsType(type);
          setProperties(endpoint, parameters);
          return endpoint;
      }
  
  }
  