1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.myfaces.custom.captcha.util;
20
21 import java.io.IOException;
22 import java.io.OutputStream;
23 import javax.faces.context.ResponseStream;
24
25 /**
26 * This class is responsible for wrapping the CAPTCHA Image
27 * response stream.
28 *
29 * @since 1.1.7
30 */
31 public final class CAPTCHAResponseStream extends ResponseStream
32 {
33 private final OutputStream _out;
34
35 public CAPTCHAResponseStream(OutputStream out)
36 {
37 _out = out;
38 }
39
40 public void close() throws IOException
41 {
42 _out.flush();
43 _out.close();
44 }
45
46 public void flush() throws IOException
47 {
48 _out.flush();
49 }
50
51 public void write(byte[] b, int off, int len) throws IOException
52 {
53 _out.write(b, off, len);
54 }
55
56 public void write(byte[] b) throws IOException
57 {
58 _out.write(b);
59 }
60
61 public void write(int b) throws IOException
62 {
63 _out.write(b);
64 }
65 }