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Java > Open Source Codes > javassist > compiler > ast > Stmnt


1 /*
2  * Javassist, a Java-bytecode translator toolkit.
3  * Copyright (C) 1999-2005 Shigeru Chiba. All Rights Reserved.
4  *
5  * The contents of this file are subject to the Mozilla Public License Version
6  * 1.1 (the "License"); you may not use this file except in compliance with
7  * the License. Alternatively, the contents of this file may be used under
8  * the terms of the GNU Lesser General Public License Version 2.1 or later.
9  *
10  * Software distributed under the License is distributed on an "AS IS" basis,
11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12  * for the specific language governing rights and limitations under the
13  * License.
14  */
15
16 package javassist.compiler.ast;
17
18 import javassist.compiler.TokenId;
19 import javassist.compiler.CompileError;
20
21 /**
22  * Statement.
23  */
24 public class Stmnt extends ASTList implements TokenId {
25     protected int operatorId;
26
27     public Stmnt(int op, ASTree _head, ASTList _tail) {
28         super(_head, _tail);
29         operatorId = op;
30     }
31
32     public Stmnt(int op, ASTree _head) {
33         super(_head);
34         operatorId = op;
35     }
36
37     public Stmnt(int op) {
38         this(op, null);
39     }
40
41     public static Stmnt make(int op, ASTree oprand1, ASTree oprand2) {
42         return new Stmnt(op, oprand1, new ASTList(oprand2));
43     }
44
45     public static Stmnt make(int op, ASTree op1, ASTree op2, ASTree op3) {
46         return new Stmnt(op, op1, new ASTList(op2, new ASTList(op3)));
47     }
48
49     public void accept(Visitor v) throws CompileError { v.atStmnt(this); }
50
51     public int getOperator() { return operatorId; }
52
53     protected String JavaDoc getTag() {
54         if (operatorId < 128)
55             return "stmnt:" + (char)operatorId;
56         else
57             return "stmnt:" + operatorId;
58     }
59 }
60
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