01: package org.apache.velocity.runtime.parser.node;
02:
03: /*
04: * Licensed to the Apache Software Foundation (ASF) under one
05: * or more contributor license agreements. See the NOTICE file
06: * distributed with this work for additional information
07: * regarding copyright ownership. The ASF licenses this file
08: * to you under the Apache License, Version 2.0 (the
09: * "License"); you may not use this file except in compliance
10: * with the License. You may obtain a copy of the License at
11: *
12: * http://www.apache.org/licenses/LICENSE-2.0
13: *
14: * Unless required by applicable law or agreed to in writing,
15: * software distributed under the License is distributed on an
16: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17: * KIND, either express or implied. See the License for the
18: * specific language governing permissions and limitations
19: * under the License.
20: */
21:
22: import org.apache.velocity.context.InternalContextAdapter;
23: import org.apache.velocity.runtime.parser.Parser;
24: import org.apache.velocity.runtime.parser.ParserVisitor;
25:
26: import org.apache.velocity.exception.MethodInvocationException;
27:
28: /**
29: *
30: */
31: public class ASTExpression extends SimpleNode {
32: /**
33: * @param id
34: */
35: public ASTExpression(int id) {
36: super (id);
37: }
38:
39: /**
40: * @param p
41: * @param id
42: */
43: public ASTExpression(Parser p, int id) {
44: super (p, id);
45: }
46:
47: /**
48: * @see org.apache.velocity.runtime.parser.node.SimpleNode#jjtAccept(org.apache.velocity.runtime.parser.ParserVisitor, java.lang.Object)
49: */
50: public Object jjtAccept(ParserVisitor visitor, Object data) {
51: return visitor.visit(this , data);
52: }
53:
54: /**
55: * @see org.apache.velocity.runtime.parser.node.SimpleNode#evaluate(org.apache.velocity.context.InternalContextAdapter)
56: */
57: public boolean evaluate(InternalContextAdapter context)
58: throws MethodInvocationException {
59: return jjtGetChild(0).evaluate(context);
60: }
61:
62: /**
63: * @see org.apache.velocity.runtime.parser.node.SimpleNode#value(org.apache.velocity.context.InternalContextAdapter)
64: */
65: public Object value(InternalContextAdapter context)
66: throws MethodInvocationException {
67: return jjtGetChild(0).value(context);
68: }
69: }
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