74 lines
2.1 KiB
Java
74 lines
2.1 KiB
Java
|
/*
|
||
|
* Copyright 1998 Sun Microsystems, Inc. All Rights Reserved.
|
||
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
||
|
*
|
||
|
* This code is free software; you can redistribute it and/or modify it
|
||
|
* under the terms of the GNU General Public License version 2 only, as
|
||
|
* published by the Free Software Foundation.
|
||
|
*
|
||
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
||
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||
|
* version 2 for more details (a copy is included in the LICENSE file that
|
||
|
* accompanied this code).
|
||
|
*
|
||
|
* You should have received a copy of the GNU General Public License version
|
||
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
||
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
||
|
*
|
||
|
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
||
|
* CA 95054 USA or visit www.sun.com if you need additional information or
|
||
|
* have any questions.
|
||
|
*/
|
||
|
|
||
|
/* @test
|
||
|
@bug 4072173
|
||
|
@summary Test BufferdInputStream close method */
|
||
|
|
||
|
import java.io.*;
|
||
|
|
||
|
/**
|
||
|
* This class tests to see if BufferedInputStream closes
|
||
|
* properly
|
||
|
*/
|
||
|
|
||
|
public class CloseStream {
|
||
|
|
||
|
public static void main( String argv[] ) throws Exception {
|
||
|
BufferedInputStream in = new BufferedInputStream(new MyInputStream());
|
||
|
|
||
|
in.read();
|
||
|
in.close();
|
||
|
|
||
|
try {
|
||
|
in.read(); // IOException should be thrown here
|
||
|
throw new RuntimeException("No exception during read on closed stream");
|
||
|
}
|
||
|
catch (IOException e) {
|
||
|
System.err.println("Test passed: IOException is thrown");
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
class MyInputStream extends InputStream {
|
||
|
|
||
|
public MyInputStream() {
|
||
|
}
|
||
|
|
||
|
public void close() throws IOException {
|
||
|
if (status == OPEN) {
|
||
|
status = CLOSED;
|
||
|
} else throw new IOException();
|
||
|
}
|
||
|
|
||
|
public int read() throws IOException {
|
||
|
if (status == CLOSED)
|
||
|
throw new IOException();
|
||
|
return (byte)'a';
|
||
|
}
|
||
|
|
||
|
private final int OPEN = 1;
|
||
|
private final int CLOSED = 2;
|
||
|
private int status = OPEN;
|
||
|
}
|