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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 java.io.IOException;
23  import java.io.Writer;
24  
25  import org.apache.velocity.context.InternalContextAdapter;
26  import org.apache.velocity.runtime.parser.Parser;
27  
28  /**
29   * This class is responsible for handling EscapedDirectives
30   *  in VTL.
31   *
32   * Please look at the Parser.jjt file which is
33   * what controls the generation of this class.
34   *
35   * @author <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a>
36   * @version $Id: ASTEscapedDirective.java 517553 2007-03-13 06:09:58Z wglass $
37   */
38  public class ASTEscapedDirective extends SimpleNode
39  {
40      /**
41       * @param id
42       */
43      public ASTEscapedDirective(int id)
44      {
45          super(id);
46      }
47  
48      /**
49       * @param p
50       * @param id
51       */
52      public ASTEscapedDirective(Parser p, int id)
53      {
54          super(p, id);
55      }
56  
57  
58      /**
59       * @see org.apache.velocity.runtime.parser.node.SimpleNode#jjtAccept(org.apache.velocity.runtime.parser.node.ParserVisitor, java.lang.Object)
60       */
61      public Object jjtAccept(ParserVisitor visitor, Object data)
62      {
63          return visitor.visit(this, data);
64      }
65  
66      /**
67       * @see org.apache.velocity.runtime.parser.node.SimpleNode#render(org.apache.velocity.context.InternalContextAdapter, java.io.Writer)
68       */
69      public boolean render(InternalContextAdapter context, Writer writer)
70          throws IOException
71      {
72          if (context.getAllowRendering())
73          {
74              writer.write(getFirstToken().image);
75          }
76          return true;
77      }
78  
79  }