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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package org.jboss.netty.handler.codec.marshalling;
17  
18  import org.jboss.marshalling.MarshallerFactory;
19  import org.jboss.marshalling.MarshallingConfiguration;
20  import org.jboss.marshalling.Unmarshaller;
21  import org.jboss.netty.channel.ChannelHandlerContext;
22  
23  /**
24   * Default implementation of {@link UnmarshallerProvider} which will just create a new {@link Unmarshaller}
25   * on every call to {@link #getUnmarshaller(ChannelHandlerContext)}
26   *
27   */
28  public class DefaultUnmarshallerProvider implements UnmarshallerProvider {
29  
30      private final MarshallerFactory factory;
31      private final MarshallingConfiguration config;
32  
33      /**
34       * Create a new instance of {@link DefaultMarshallerProvider}
35       *
36       * @param factory   the {@link MarshallerFactory} to use to create {@link Unmarshaller}
37       * @param config    the {@link MarshallingConfiguration}
38       */
39      public DefaultUnmarshallerProvider(MarshallerFactory factory, MarshallingConfiguration config) {
40          this.factory = factory;
41          this.config = config;
42      }
43  
44      public Unmarshaller getUnmarshaller(ChannelHandlerContext ctx) throws Exception {
45          return factory.createUnmarshaller(config);
46      }
47  
48  }