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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
MethodFab.java | - | - | - | - |
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1 | // Copyright 2004, 2005 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.service; | |
16 | ||
17 | /** | |
18 | * Represents a created method on a class; used to add catch handlers. | |
19 | * | |
20 | * @see org.apache.hivemind.service.ClassFab#addMethod(int, MethodSignature, String) | |
21 | */ | |
22 | public interface MethodFab | |
23 | { | |
24 | /** | |
25 | * Adds a catch to the method. The body must end with a return or throw. The special Javassist | |
26 | * varaiable <code>$e</code> represents the caught exception. | |
27 | */ | |
28 | public void addCatch(Class exceptionClass, String catchBody); | |
29 | ||
30 | /** | |
31 | * Extends the existing method with additional code. The new body can reference the return value | |
32 | * generated by the existing body using the special variable <code>$_</code>, for example | |
33 | * <code>$_ = 2 * $_</code>. | |
34 | * | |
35 | * @param body | |
36 | * a block to execute after any existing code in the method | |
37 | * @param asFinally | |
38 | * if true, the block provided wil execute as with a finally block (even if an | |
39 | * exception is thrown) | |
40 | */ | |
41 | ||
42 | public void extend(String body, boolean asFinally); | |
43 | } |
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