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.js.ast;
17:
18: /**
19: * Represents a JavaScript catch clause.
20: */
21: public class JsCatch extends JsNode<JsCatch> implements HasCondition {
22:
23: protected final JsCatchScope scope;
24:
25: private JsBlock body;
26:
27: private JsExpression condition;
28:
29: private final JsParameter param;
30:
31: public JsCatch(JsScope parent, String ident) {
32: assert (parent != null);
33: scope = new JsCatchScope(parent, ident);
34: param = new JsParameter(scope.findExistingName(ident));
35: }
36:
37: public JsBlock getBody() {
38: return body;
39: }
40:
41: public JsExpression getCondition() {
42: return condition;
43: }
44:
45: public JsParameter getParameter() {
46: return param;
47: }
48:
49: public JsScope getScope() {
50: return scope;
51: }
52:
53: public void setBody(JsBlock body) {
54: this .body = body;
55: }
56:
57: public void setCondition(JsExpression condition) {
58: this .condition = condition;
59: }
60:
61: public void traverse(JsVisitor v, JsContext<JsCatch> ctx) {
62: if (v.visit(this, ctx)) {
63: if (condition != null) {
64: condition = v.accept(condition);
65: }
66: body = v.accept(body);
67: }
68: v.endVisit(this, ctx);
69: }
70: }
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