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 /*
25 * @test
26 * @bug 6460501 6236036 6500694 6490770
27 * @summary Repeated failed timed waits shouldn't leak memory
28 * @library /lib/testlibrary/
29 * @author Martin Buchholz
30 */
31
32 import static java.util.concurrent.TimeUnit.MILLISECONDS;
33 import static java.util.concurrent.TimeUnit.NANOSECONDS;
34
35 import java.io.File;
36 import java.io.FileOutputStream;
37 import java.io.IOException;
38 import java.io.InputStream;
39 import java.io.InputStreamReader;
40 import java.io.OutputStream;
41 import java.io.PrintStream;
42 import java.io.Reader;
43 import java.lang.ref.ReferenceQueue;
44 import java.lang.ref.WeakReference;
45 import java.util.concurrent.BlockingQueue;
46 import java.util.concurrent.Callable;
47 import java.util.concurrent.CountDownLatch;
48 import java.util.concurrent.CyclicBarrier;
49 import java.util.concurrent.ExecutorService;
50 import java.util.concurrent.Executors;
51 import java.util.concurrent.Future;
52 import java.util.concurrent.LinkedBlockingQueue;
53 import java.util.concurrent.Semaphore;
54 import java.util.concurrent.ThreadLocalRandom;
55 import java.util.concurrent.locks.ReentrantLock;
56 import java.util.concurrent.locks.ReentrantReadWriteLock;
57 import java.util.regex.Matcher;
58 import java.util.regex.Pattern;
59 import jdk.testlibrary.Utils;
60
61 public class TimedAcquireLeak {
62 static final long LONG_DELAY_MS = Utils.adjustTimeout(10_000);
63
64 static String javahome() {
65 String jh = System.getProperty("java.home");
66 return (jh.endsWith("jre")) ? jh.substring(0, jh.length() - 4) : jh;
67 }
68
69 static final File bin = new File(javahome(), "bin");
70
71 static String javaProgramPath(String programName) {
72 return new File(bin, programName).getPath();
73 }
74
75 static final String java = javaProgramPath("java");
76 static final String jmap = javaProgramPath("jmap");
77 static final String jps = javaProgramPath("jps");
78
79 static String outputOf(Reader r) throws IOException {
|
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 /*
25 * @test
26 * @bug 6460501 6236036 6500694 6490770
27 * @summary Repeated failed timed waits shouldn't leak memory
28 * @library /test/lib
29 * @author Martin Buchholz
30 */
31
32 import static java.util.concurrent.TimeUnit.MILLISECONDS;
33 import static java.util.concurrent.TimeUnit.NANOSECONDS;
34
35 import java.io.File;
36 import java.io.FileOutputStream;
37 import java.io.IOException;
38 import java.io.InputStream;
39 import java.io.InputStreamReader;
40 import java.io.OutputStream;
41 import java.io.PrintStream;
42 import java.io.Reader;
43 import java.lang.ref.ReferenceQueue;
44 import java.lang.ref.WeakReference;
45 import java.util.concurrent.BlockingQueue;
46 import java.util.concurrent.Callable;
47 import java.util.concurrent.CountDownLatch;
48 import java.util.concurrent.CyclicBarrier;
49 import java.util.concurrent.ExecutorService;
50 import java.util.concurrent.Executors;
51 import java.util.concurrent.Future;
52 import java.util.concurrent.LinkedBlockingQueue;
53 import java.util.concurrent.Semaphore;
54 import java.util.concurrent.ThreadLocalRandom;
55 import java.util.concurrent.locks.ReentrantLock;
56 import java.util.concurrent.locks.ReentrantReadWriteLock;
57 import java.util.regex.Matcher;
58 import java.util.regex.Pattern;
59 import jdk.test.lib.Utils;
60
61 public class TimedAcquireLeak {
62 static final long LONG_DELAY_MS = Utils.adjustTimeout(10_000);
63
64 static String javahome() {
65 String jh = System.getProperty("java.home");
66 return (jh.endsWith("jre")) ? jh.substring(0, jh.length() - 4) : jh;
67 }
68
69 static final File bin = new File(javahome(), "bin");
70
71 static String javaProgramPath(String programName) {
72 return new File(bin, programName).getPath();
73 }
74
75 static final String java = javaProgramPath("java");
76 static final String jmap = javaProgramPath("jmap");
77 static final String jps = javaProgramPath("jps");
78
79 static String outputOf(Reader r) throws IOException {
|