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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.Writer;
23  import java.io.IOException;
24  
25  import org.apache.velocity.context.InternalContextAdapter;
26  import org.apache.velocity.runtime.parser.Parser;
27  import org.apache.velocity.runtime.parser.ParserVisitor;
28  
29  /**
30   * This class is responsible for handling EscapedDirectives
31   *  in VTL.
32   *
33   * Please look at the Parser.jjt file which is
34   * what controls the generation of this class.
35   *
36   * @author <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a>
37   * @version $Id: ASTEscapedDirective.java 463298 2006-10-12 16:10:32Z henning $
38   */
39  public class ASTEscapedDirective extends SimpleNode
40  {
41      /**
42       * @param id
43       */
44      public ASTEscapedDirective(int id)
45      {
46          super(id);
47      }
48  
49      /**
50       * @param p
51       * @param id
52       */
53      public ASTEscapedDirective(Parser p, int id)
54      {
55          super(p, id);
56      }
57  
58  
59      /**
60       * @see org.apache.velocity.runtime.parser.node.SimpleNode#jjtAccept(org.apache.velocity.runtime.parser.ParserVisitor, java.lang.Object)
61       */
62      public Object jjtAccept(ParserVisitor visitor, Object data)
63      {
64          return visitor.visit(this, data);
65      }
66  
67      /**
68       * @see org.apache.velocity.runtime.parser.node.SimpleNode#render(org.apache.velocity.context.InternalContextAdapter, java.io.Writer)
69       */
70      public boolean render(InternalContextAdapter context, Writer writer)
71          throws IOException
72      {
73          if (context.getAllowRendering())
74          {
75              writer.write(getFirstToken().image);
76          }
77          return true;
78      }
79  
80  }