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 8140348 27 * @summary safepoint=trace should have output from each log statement in the code 28 * @library /testlibrary 29 * @modules java.base/jdk.internal.misc 30 * java.management 31 * @build jdk.test.lib.OutputAnalyzer jdk.test.lib.ProcessTools 32 * @run driver SafepointTest 33 */ 34 35 import java.lang.ref.WeakReference; 36 import jdk.test.lib.OutputAnalyzer; 37 import jdk.test.lib.ProcessTools; 38 39 public class SafepointTest { 40 public static void main(String[] args) throws Exception { 41 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xlog:safepoint=trace", 42 InnerClass.class.getName()); 43 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 44 output.shouldContain("Safepoint synchronization initiated. ("); 45 output.shouldContain("Entering safepoint region: "); 46 output.shouldContain("Leaving safepoint region"); 47 output.shouldContain("_at_poll_safepoint"); 48 output.shouldHaveExitValue(0); 49 } 50 51 public static class InnerClass { 52 public static byte[] garbage; 53 public static volatile WeakReference<Object> weakref; 54 55 public static void createweakref() { 56 Object o = new Object(); 57 weakref = new WeakReference<>(o); | 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 8140348 27 * @summary safepoint=trace should have output from each log statement in the code 28 * @library /test/lib 29 * @modules java.base/jdk.internal.misc 30 * java.management 31 * @run driver SafepointTest 32 */ 33 34 import java.lang.ref.WeakReference; 35 import jdk.test.lib.process.OutputAnalyzer; 36 import jdk.test.lib.process.ProcessTools; 37 38 public class SafepointTest { 39 public static void main(String[] args) throws Exception { 40 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xlog:safepoint=trace", 41 InnerClass.class.getName()); 42 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 43 output.shouldContain("Safepoint synchronization initiated. ("); 44 output.shouldContain("Entering safepoint region: "); 45 output.shouldContain("Leaving safepoint region"); 46 output.shouldContain("_at_poll_safepoint"); 47 output.shouldHaveExitValue(0); 48 } 49 50 public static class InnerClass { 51 public static byte[] garbage; 52 public static volatile WeakReference<Object> weakref; 53 54 public static void createweakref() { 55 Object o = new Object(); 56 weakref = new WeakReference<>(o); |