InterceptorDefinition


1   // Copyright 2007 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.hivemind.definition;
16  
17  import org.apache.hivemind.Orderable;
18  
19  /**
20   * Defines an interceptor for the methods of a {@link ServicePointDefinition service point}.
21   * The interceptor is created by an instance of {@link InterceptorConstructor}.
22   * 
23   * Interceptors are applied in a certain order which bases on the interceptor names. 
24   * If an implementation of this interface wants to effect the order it must
25   * implement the {@link Orderable} interface too.
26   * 
27   * @author Huegen
28   */
29  public interface InterceptorDefinition extends ExtensionDefinition
30  {
31      /**
32       * @return  the constructor for the creation of a interceptor instance.
33       */
34      public InterceptorConstructor getInterceptorConstructor();
35  
36      /**
37       * @return the name of the interceptor. Used for ordering.
38       */
39      public String   getName();
40  
41  }

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