7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /* @test
25 * @bug 6913877
26 * @summary Stress AsynchronousFileChannel.write
27 */
28
29 import java.io.*;
30 import java.nio.ByteBuffer;
31 import static java.nio.file.StandardOpenOption.*;
32 import java.nio.channels.*;
33 import java.util.Random;
34 import java.util.concurrent.CountDownLatch;
35
36 public class LotsOfWrites {
37 static final Random rand = new Random();
38
39 /**
40 * Asynchronously writes a known pattern to a file up to a given size,
41 * counting down a latch to release waiters when done.
42 */
43 static class Writer implements CompletionHandler<Integer,ByteBuffer> {
44 private final File file;
45 private final long size;
46 private final CountDownLatch latch;
|
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /* @test
25 * @bug 6913877
26 * @summary Stress AsynchronousFileChannel.write
27 * @key randomness
28 */
29
30 import java.io.*;
31 import java.nio.ByteBuffer;
32 import static java.nio.file.StandardOpenOption.*;
33 import java.nio.channels.*;
34 import java.util.Random;
35 import java.util.concurrent.CountDownLatch;
36
37 public class LotsOfWrites {
38 static final Random rand = new Random();
39
40 /**
41 * Asynchronously writes a known pattern to a file up to a given size,
42 * counting down a latch to release waiters when done.
43 */
44 static class Writer implements CompletionHandler<Integer,ByteBuffer> {
45 private final File file;
46 private final long size;
47 private final CountDownLatch latch;
|