01: /*
02: * Javassist, a Java-bytecode translator toolkit.
03: * Copyright (C) 1999-2006 Shigeru Chiba. All Rights Reserved.
04: *
05: * The contents of this file are subject to the Mozilla Public License Version
06: * 1.1 (the "License"); you may not use this file except in compliance with
07: * the License. Alternatively, the contents of this file may be used under
08: * the terms of the GNU Lesser General Public License Version 2.1 or later.
09: *
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.CompileError;
19:
20: /**
21: * Conditional expression.
22: */
23: public class CondExpr extends ASTList {
24: public CondExpr(ASTree cond, ASTree thenp, ASTree elsep) {
25: super (cond, new ASTList(thenp, new ASTList(elsep)));
26: }
27:
28: public ASTree condExpr() {
29: return head();
30: }
31:
32: public void setCond(ASTree t) {
33: setHead(t);
34: }
35:
36: public ASTree thenExpr() {
37: return tail().head();
38: }
39:
40: public void setThen(ASTree t) {
41: tail().setHead(t);
42: }
43:
44: public ASTree elseExpr() {
45: return tail().tail().head();
46: }
47:
48: public void setElse(ASTree t) {
49: tail().tail().setHead(t);
50: }
51:
52: public String getTag() {
53: return "?:";
54: }
55:
56: public void accept(Visitor v) throws CompileError {
57: v.atCondExpr(this);
58: }
59: }
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