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Java > Open Source Codes > org > apache > commons > io > testtools > YellOnCloseInputStream


1 /*
2  * Copyright 2003,2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.commons.io.testtools;
17
18 import java.io.IOException JavaDoc;
19 import java.io.InputStream JavaDoc;
20
21 import junit.framework.AssertionFailedError;
22
23 import org.apache.commons.io.input.ProxyInputStream;
24
25 /**
26  * Helper class for checking behaviour of IO classes.
27  *
28  * @author <a HREF="mailto:jeremias@apache.org">Jeremias Maerki</a>
29  */
30 public class YellOnCloseInputStream extends ProxyInputStream {
31
32     /**
33      * @param proxy InputStream to delegate to.
34      */
35     public YellOnCloseInputStream(InputStream JavaDoc proxy) {
36         super(proxy);
37     }
38
39     /** @see java.io.InputStream#close() */
40     public void close() throws IOException JavaDoc {
41         throw new AssertionFailedError("close() was called on OutputStream");
42     }
43
44 }
45
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