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Java > Open Source Codes > net > sf > cglib > core > Block


1 /*
2  * Copyright 2003 The Apache Software Foundation
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 package net.sf.cglib.core;
17
18 import org.objectweb.asm.Label;
19
20 public class Block
21 {
22     private CodeEmitter e;
23     private Label start;
24     private Label end;
25
26     public Block(CodeEmitter e) {
27         this.e = e;
28         start = e.mark();
29     }
30
31     public CodeEmitter getCodeEmitter() {
32         return e;
33     }
34
35     public void end() {
36         if (end != null) {
37             throw new IllegalStateException JavaDoc("end of label already set");
38         }
39         end = e.mark();
40     }
41     
42     public Label getStart() {
43         return start;
44     }
45
46     public Label getEnd() {
47         return end;
48     }
49 }
50
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