AdvisorChainFactoryUtils


1   /*
2    * Copyright 2002-2007 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * 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,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springframework.aop.framework;
18  
19  import java.lang.reflect.Method  ;
20  import java.util.List  ;
21  
22  /**
23   * Utility methods for use by {@link AdvisorChainFactory} implementations.
24   *
25   * <p>The {@link #calculateInterceptorsAndDynamicInterceptionAdvice} method
26   * is the definitive way of working out an advice chain for a Method,
27   * given an {@link Advised} object.
28   *
29   * @author Rod Johnson
30   * @author Juergen Hoeller
31   * @deprecated as of Spring 2.0.3, in favor of {@link DefaultAdvisorChainFactory}.
32   * This utility class will be removed in Spring 2.1.
33   */
34  public abstract class AdvisorChainFactoryUtils {
35  
36      /**
37       * Canonical instance of a simple AdvisorChainFactory implementation.
38       */
39      public static final AdvisorChainFactory SIMPLE_ADVISOR_CHAIN_FACTORY = new DefaultAdvisorChainFactory();
40  
41  
42      /**
43       * Return the static interceptors and dynamic interception advice that may apply
44       * to this method invocation.
45       * @param config the AOP configuration in the form of an Advised object
46       * @param proxy the proxy object
47       * @param method the proxied method
48       * @param targetClass the target class
49       * @return List of MethodInterceptors (may also include InterceptorAndDynamicMethodMatchers)
50       * @see AdvisorChainFactory
51       */
52      public static List   calculateInterceptorsAndDynamicInterceptionAdvice(
53              Advised config, Object   proxy, Method   method, Class   targetClass) {
54  
55          return SIMPLE_ADVISOR_CHAIN_FACTORY.getInterceptorsAndDynamicInterceptionAdvice(
56                  config, proxy, method, targetClass);
57      }
58  
59  }
60
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