/*
* Copyright (c) 2001, 2007, 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 4490253 6535542
* @summary Verify that newly allocated direct buffers are initialized.
*/
import java.nio.ByteBuffer;
public class AllocateDirectInit {
public static void main(String [] args){
for (int i = 0; i < 1024; i++) {
ByteBuffer bb = ByteBuffer.allocateDirect(1024);
// printByteBuffer(bb);
for (bb.position(0); bb.position() < bb.limit(); ) {
if ((bb.get() & 0xff) != 0)
throw new RuntimeException("uninitialized buffer, position = "
+ bb.position());
}
}
}
private static void printByteBuffer(ByteBuffer bb) {
System.out.print("byte [");
for (bb.position(0); bb.position() < bb.limit(); )
System.out.print(" " + Integer.toHexString(bb.get() & 0xff));
System.out.println(" ]");
}
}