01: /*
02: * Copyright 2007 Google Inc.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License"); you may not
05: * use this file except in compliance with the License. You may obtain a copy of
06: * the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12: * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13: * License for the specific language governing permissions and limitations under
14: * the License.
15: */
16: package com.google.gwt.dev.jjs.ast;
17:
18: import com.google.gwt.dev.jjs.SourceInfo;
19:
20: /**
21: * Java method this expression.
22: */
23: public class JThisRef extends JExpression {
24:
25: private final JClassType classType;
26:
27: /**
28: * These are only supposed to be constructed by JProgram.
29: */
30: JThisRef(JProgram program, SourceInfo info, JClassType classType) {
31: super (program, info);
32: this .classType = classType;
33: }
34:
35: public JClassType getClassType() {
36: return classType;
37: }
38:
39: public JType getType() {
40: return classType;
41: }
42:
43: public boolean hasSideEffects() {
44: return false;
45: }
46:
47: public void traverse(JVisitor visitor, Context ctx) {
48: if (visitor.visit(this, ctx)) {
49: }
50: visitor.endVisit(this, ctx);
51: }
52:
53: }
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