test/java/lang/System/Available.java

/*
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
 * This class tests to see if System.in.available starts
 * with an appropriate value
 *
 * @test
 * @bug 4104888
 * @summary Test for System.in.available
 */

public class Available {
    public static void main(String args[]) throws Exception {
        int bytesAvailable = System.in.available();
        if (bytesAvailable != 0)
            throw new RuntimeException("System.in.available returned non-zero");
        }
}