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1   package org.apache.velocity.runtime.parser.node;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "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  
25  /**
26   *
27   */
28  public class ASTFalse extends SimpleNode
29  {
30      private static Boolean value = Boolean.FALSE;
31  
32      /**
33       * @param id
34       */
35      public ASTFalse(int id)
36      {
37          super(id);
38      }
39  
40      /**
41       * @param p
42       * @param id
43       */
44      public ASTFalse(Parser p, int id)
45      {
46          super(p, id);
47      }
48  
49      /**
50       * @see org.apache.velocity.runtime.parser.node.SimpleNode#jjtAccept(org.apache.velocity.runtime.parser.node.ParserVisitor, java.lang.Object)
51       */
52      public Object jjtAccept(ParserVisitor visitor, Object data)
53      {
54          return visitor.visit(this, data);
55      }
56  
57      /**
58       * @see org.apache.velocity.runtime.parser.node.SimpleNode#evaluate(org.apache.velocity.context.InternalContextAdapter)
59       */
60      public boolean evaluate( InternalContextAdapter context)
61      {
62          return false;
63      }
64  
65      /**
66       * @see org.apache.velocity.runtime.parser.node.SimpleNode#value(org.apache.velocity.context.InternalContextAdapter)
67       */
68      public Object value( InternalContextAdapter context)
69      {
70          return value;
71      }
72  }