View Javadoc

1   /*
2    * $Id: ExternalWriterHttpServletResponse.java 892369 2009-12-18 20:21:36Z apetrelli $
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  package org.apache.velocity.tools.view.jsp.jspimpl;
23  
24  import java.io.PrintWriter;
25  
26  import javax.servlet.http.HttpServletResponse;
27  import javax.servlet.http.HttpServletResponseWrapper;
28  
29  /**
30   * Copied from Tiles Request sandbox.
31   *
32   * Wraps an HTTP response and overrides its print writer.
33   *
34   * @version $Rev: 892369 $ $Date: 2009-12-18 21:21:36 +0100 (ven, 18 dic 2009) $
35   * @since 2.2.0
36   */
37  public class ExternalWriterHttpServletResponse extends
38          HttpServletResponseWrapper {
39  
40      /**
41       * The print writer to use, instead of the response's one.
42       */
43      private PrintWriter writer;
44  
45      /**
46       * Constructor.
47       *
48       * @param response The response to wrap.
49       * @param writer The print writer to use, instead of the response's one.
50       * @since 2.2.0
51       */
52      public ExternalWriterHttpServletResponse(HttpServletResponse response, PrintWriter writer) {
53          super(response);
54          this.writer = writer;
55      }
56  
57      /** {@inheritDoc} */
58      @Override
59      public PrintWriter getWriter() {
60          return writer;
61      }
62  }