01: /*
02: $Id: DeclarationExpression.java 3419 2006-01-19 00:07:02Z blackdrag $
03:
04: Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
05:
06: Redistribution and use of this software and associated documentation
07: ("Software"), with or without modification, are permitted provided
08: that the following conditions are met:
09:
10: 1. Redistributions of source code must retain copyright
11: statements and notices. Redistributions must also contain a
12: copy of this document.
13:
14: 2. Redistributions in binary form must reproduce the
15: above copyright notice, this list of conditions and the
16: following disclaimer in the documentation and/or other
17: materials provided with the distribution.
18:
19: 3. The name "groovy" must not be used to endorse or promote
20: products derived from this Software without prior written
21: permission of The Codehaus. For written permission,
22: please contact info@codehaus.org.
23:
24: 4. Products derived from this Software may not be called "groovy"
25: nor may "groovy" appear in their names without prior written
26: permission of The Codehaus. "groovy" is a registered
27: trademark of The Codehaus.
28:
29: 5. Due credit should be given to The Codehaus -
30: http://groovy.codehaus.org/
31:
32: THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
33: ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
34: NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
35: FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
36: THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
37: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
38: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
39: SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
41: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
42: ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
43: OF THE POSSIBILITY OF SUCH DAMAGE.
44:
45: */
46: package org.codehaus.groovy.ast.expr;
47:
48: import org.codehaus.groovy.ast.GroovyCodeVisitor;
49: import org.codehaus.groovy.syntax.Token;
50:
51: /**
52: * Represents a local variable name declaration, an expression like
53: * "def foo" or with type "String foo".
54: *
55: * @author Jochen Theodorou
56: * @version $Revision: 3419 $
57: */
58: public class DeclarationExpression extends BinaryExpression {
59:
60: public DeclarationExpression(VariableExpression left,
61: Token operation, Expression right) {
62: super (left, operation, right);
63: }
64:
65: public void visit(GroovyCodeVisitor visitor) {
66: visitor.visitDeclarationExpression(this );
67: }
68:
69: public VariableExpression getVariableExpression() {
70: return (VariableExpression) this .getLeftExpression();
71: }
72:
73: public void setLeftExpression(Expression leftExpression) {
74: super .setLeftExpression((VariableExpression) leftExpression);
75: }
76:
77: public Expression transformExpression(
78: ExpressionTransformer transformer) {
79: Expression ret = new DeclarationExpression(
80: (VariableExpression) transformer
81: .transform(getLeftExpression()),
82: getOperation(), transformer
83: .transform(getRightExpression()));
84: ret.setSourcePosition(this);
85: return ret;
86: }
87: }
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