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.core;
18:
19: /**
20: * Interface to be implemented by objects that can return information about
21: * the current call stack. Useful in AOP (as in AspectJ cflow concept)
22: * but not AOP-specific.
23: *
24: * @author Rod Johnson
25: * @since 02.02.2004
26: */
27: public interface ControlFlow {
28:
29: /**
30: * Detect whether we're under the given class,
31: * according to the current stack trace.
32: * @param clazz the clazz to look for
33: */
34: boolean under(Class clazz);
35:
36: /**
37: * Detect whether we're under the given class and method,
38: * according to the current stack trace.
39: * @param clazz the clazz to look for
40: * @param methodName the name of the method to look for
41: */
42: boolean under(Class clazz, String methodName);
43:
44: /**
45: * Detect whether the current stack trace contains the given token.
46: * @param token the token to look for
47: */
48: boolean underToken(String token);
49:
50: }
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