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Java > Open Source Codes > com > caucho > es > parser > TopExpr


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.es.parser;
30
31 import java.io.IOException JavaDoc;
32
33 /**
34  * Expr is an intermediate form representing an expression.
35  */
36 class TopExpr extends Expr {
37   Expr child;
38   Expr type;
39   
40   TopExpr(Block block, Expr child, Expr type)
41   {
42     super(block);
43
44     this.child = child;
45     this.type = type;
46   }
47
48   int getType()
49   {
50     return type.getType();
51   }
52
53   Expr getTypeExpr()
54   {
55     return type;
56   }
57
58   void setUsed()
59   {
60     child.setUsed();
61   }
62
63   void print() throws IOException JavaDoc
64   {
65     if (type.getType() == TYPE_INTEGER)
66       child.printInt32();
67     else
68       child.print();
69   }
70 }
71
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