0N/A/*
2362N/A * Copyright (c) 2001, 2003, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
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0N/A *
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0N/A */
0N/A
0N/A/* @test
0N/A @bug 4434115 4802789
0N/A * @summary Check for regressions in FileChannel.force
0N/A */
0N/A
0N/Aimport java.io.*;
0N/Aimport java.nio.*;
0N/Aimport java.nio.channels.*;
0N/A
0N/A
0N/Apublic class Force {
0N/A public static void main(String[] args) throws Exception {
0N/A writeAfterForce();
0N/A forceReadableOnly();
0N/A }
0N/A
0N/A // 4434115: FileChannel.write() fails when preceded by force() operation
0N/A private static void writeAfterForce() throws Exception {
0N/A byte[] srcData = new byte[20];
0N/A File blah = File.createTempFile("blah", null);
0N/A blah.deleteOnExit();
0N/A FileOutputStream fis = new FileOutputStream(blah);
0N/A FileChannel fc = fis.getChannel();
0N/A fc.write(ByteBuffer.wrap(srcData));
0N/A fc.force(false);
0N/A fc.write(ByteBuffer.wrap(srcData));
0N/A fc.close();
0N/A }
0N/A
0N/A // 4802789: FileChannel.force(true) throws IOException (windows)
0N/A private static void forceReadableOnly() throws Exception {
0N/A File f = File.createTempFile("blah", null);
0N/A f.deleteOnExit();
0N/A FileInputStream fis = new FileInputStream(f);
0N/A FileChannel fc = fis.getChannel();
0N/A fc.force(true);
0N/A fc.close();
0N/A fis.close();
0N/A }
0N/A}