jdk/test/java/io/PipedOutputStream/NotConnected.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 1267038
 * @summary Check for IOException upon read/write on unconnected stream.
 *
 */


import java.io.*;

public class NotConnected {
    public static void main( String[] argv ) throws Exception {
        PipedInputStream i = new PipedInputStream();
        PipedOutputStream o = new PipedOutputStream();
        boolean readPassed = false;
        boolean writePassed = false;

        try {
            i.read();
        } catch (IOException e) {
            readPassed = true;
        }

        try {
            o.write(10);
        } catch (IOException e) {
            writePassed = true;
        }

        if (!readPassed || !writePassed) {
            throw new Exception("Test failed: IOException not thrown" );
        }
    }
}