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Java > Open Source Codes > com > google > gwt > dev > js > ast > JsIf


1 /*
2  * Copyright 2007 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy of
6  * the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
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.js.ast;
17
18 /**
19  * Reprents a JavaScript if statement.
20  */
21 public final class JsIf extends JsStatement {
22
23   private JsExpression ifExpr;
24
25   private JsStatement thenStmt;
26
27   private JsStatement elseStmt;
28
29   public JsIf() {
30   }
31
32   public JsStatement getElseStmt() {
33     return elseStmt;
34   }
35
36   public JsExpression getIfExpr() {
37     return ifExpr;
38   }
39
40   public JsStatement getThenStmt() {
41     return thenStmt;
42   }
43
44   public void setElseStmt(JsStatement elseStmt) {
45     this.elseStmt = elseStmt;
46   }
47
48   public void setIfExpr(JsExpression ifExpr) {
49     this.ifExpr = ifExpr;
50   }
51
52   public void setThenStmt(JsStatement thenStmt) {
53     this.thenStmt = thenStmt;
54   }
55
56   public void traverse(JsVisitor v, JsContext ctx) {
57     if (v.visit(this, ctx)) {
58       ifExpr = v.accept(ifExpr);
59       thenStmt = v.accept(thenStmt);
60       if (elseStmt != null) {
61         elseStmt = v.accept(elseStmt);
62       }
63     }
64     v.endVisit(this, ctx);
65   }
66 }
67
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