/*
* Copyright (c) 2005, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test
* @bug 4491255
* @summary Test for a new protected method PrintStream.clearError()
* to reset the internal error state
*/
import java.io.*;
public class ClearErrorStream extends PrintStream {
public ClearErrorStream(OutputStream out, boolean autoFlush) {
super(out, autoFlush);
}
public static void main(String[] args) throws Exception {
File f = new File(System.getProperty("test.dir", "."),
"print-stream.out");
f.deleteOnExit();
ClearErrorStream out = new ClearErrorStream(
new BufferedOutputStream(
new FileOutputStream(f)),
true);
out.println("Hello World!");
out.close();
out.println("Writing after close");
if (out.checkError()) {
System.out.println("An error occured");
out.clearError();
if (!out.checkError()) {
System.out.println("Error status cleared");
} else {
throw new Exception("Error Status unchanged");
}
}
else {
System.out.println(" No error occured");
}
}
}