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.activemq.transport.failover;
  
  import java.io.IOException;
  import java.net.URI;
  import java.net.URISyntaxException;
  import java.util.Map;
  import org.apache.activemq.transport.MutexTransport;
  import org.apache.activemq.transport.ResponseCorrelator;
  import org.apache.activemq.transport.Transport;
  import org.apache.activemq.transport.TransportFactory;
  import org.apache.activemq.transport.TransportServer;
  import org.apache.activemq.util.IntrospectionSupport;
  import org.apache.activemq.util.URISupport;
  import org.apache.activemq.util.URISupport.CompositeData;
  
  public class FailoverTransportFactory extends TransportFactory {
  
      @Override
      public Transport doConnect(URI location) throws IOException {
          try {
              Transport transport = createTransport(URISupport.parseComposite(location));
              transport = new MutexTransport(transport);
              transport = new ResponseCorrelator(transport);
              return transport;
          } catch (URISyntaxException e) {
              throw new IOException("Invalid location: " + location);
          }
      }
  
      @Override
      public Transport doCompositeConnect(URI location) throws IOException {
          try {
              return createTransport(URISupport.parseComposite(location));
          } catch (URISyntaxException e) {
              throw new IOException("Invalid location: " + location);
          }
      }
  
      /**
       * @param compositData
       * @return
       * @throws IOException
       */
      public Transport createTransport(CompositeData compositData) throws IOException {
          Map<String, String> options = compositData.getParameters();
          FailoverTransport transport = createTransport(options);
          if (!options.isEmpty()) {
              throw new IllegalArgumentException("Invalid connect parameters: " + options);
          }
          transport.add(false,compositData.getComponents());
          return transport;
      }
  
      public FailoverTransport createTransport(Map<String, String> parameters) throws IOException {
          FailoverTransport transport = new FailoverTransport();
          Map<String, Object> nestedExtraQueryOptions = IntrospectionSupport.extractProperties(parameters, "nested.");
          IntrospectionSupport.setProperties(transport, parameters);
          try {
              transport.setNestedExtraQueryOptions(URISupport.createQueryString(nestedExtraQueryOptions));
          } catch (URISyntaxException e) {
          }
          return transport;
      }
  
      @Override
      public TransportServer doBind(URI location) throws IOException {
          throw new IOException("Invalid server URI: " + location);
      }
  
  }
  