01: /*
02: * Copyright 2002-2005 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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.adapter;
18:
19: /**
20: * Singleton to publish a shared DefaultAdvisorAdapterRegistry instance.
21: *
22: * @author Rod Johnson
23: * @author Juergen Hoeller
24: * @see DefaultAdvisorAdapterRegistry
25: */
26: public abstract class GlobalAdvisorAdapterRegistry {
27:
28: /**
29: * Keep track of a single instance so we can return it to classes that request it.
30: */
31: private static final AdvisorAdapterRegistry instance = new DefaultAdvisorAdapterRegistry();
32:
33: /**
34: * Return the singleton DefaultAdvisorAdapterRegistry instance.
35: */
36: public static AdvisorAdapterRegistry getInstance() {
37: return instance;
38: }
39:
40: }
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