01: /*
02: * Copyright 2003 The Apache Software Foundation
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: package net.sf.cglib.core;
17:
18: /**
19: * The <code>GeneratorStrategy</code. is responsible for taking a
20: * {@link ClassGenerator} and producing a byte array containing the
21: * data for the generated <code>Class</code>. By providing your
22: * own strategy you may examine or modify the generated class before
23: * it is loaded. Typically this will be accomplished by subclassing
24: * {@link DefaultGeneratorStrategy} and overriding the appropriate
25: * protected method.
26: * @see AbstractClassGenerator#setStrategy
27: */
28: public interface GeneratorStrategy {
29: /**
30: * Generate the class.
31: * @param cg a class generator on which you can call {@link ClassGenerator#generateClass}
32: * @return a byte array containing the bits of a valid Class
33: */
34: byte[] generate(ClassGenerator cg) throws Exception;
35:
36: /**
37: * The <code>GeneratorStrategy</code> in use does not currently, but may
38: * in the future, affect the caching of classes generated by {@link
39: * AbstractClassGenerator}, so this is a reminder that you should
40: * correctly implement <code>equals</code> and <code>hashCode</code>
41: * to avoid generating too many classes.
42: */
43: boolean equals(Object o);
44: }
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