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test/jdk/java/lang/invoke/common/test/java/lang/invoke/lib/CodeCacheOverflowProcessor.java

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rev 51731 : imported patch 8210732


   6  * under the terms of the GNU General Public License version 2 only, as
   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 package test.java.lang.invoke.lib;
  25 
  26 import jdk.testlibrary.Utils;
  27 
  28 /**
  29  * Helper class used to catch and process VirtualMachineError with message "Out
  30  * of space in CodeCache". Some JSR292 tests run out of code cache size, so code
  31  * cache overflows and VME is thrown. This VME is considered as non-critical in
  32  * some JSR292 tests, so it should be processed to prevent test failure.
  33  */
  34 public class CodeCacheOverflowProcessor {
  35 
  36     /**
  37      * Checks if an instance of Throwable is caused by VirtualMachineError with
  38      * message "Out of space in CodeCache". May be used as filter in method
  39      * {@code jdk.testlibrary.Utils.filterException}.
  40      *
  41      * @param t - Throwable to check.
  42      * @return true if Throwable is caused by VME, false otherwise.
  43      */
  44     public static Boolean isThrowableCausedByVME(Throwable t) {
  45         Throwable causeOfT = t;
  46         do {
  47             if (causeOfT instanceof VirtualMachineError
  48                     && causeOfT.getMessage().matches(".*[Oo]ut of space"
  49                             + " in CodeCache.*")) {
  50                 return true;
  51             }
  52             causeOfT = causeOfT != null ? causeOfT.getCause() : null;
  53         } while (causeOfT != null && causeOfT != t);
  54         return false;
  55     }
  56 
  57     /**
  58      * Checks if the given test throws an exception caused by
  59      * VirtualMachineError with message "Out of space in CodeCache", and, if VME


   6  * under the terms of the GNU General Public License version 2 only, as
   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 package test.java.lang.invoke.lib;
  25 
  26 import jdk.test.lib.Utils;
  27 
  28 /**
  29  * Helper class used to catch and process VirtualMachineError with message "Out
  30  * of space in CodeCache". Some JSR292 tests run out of code cache size, so code
  31  * cache overflows and VME is thrown. This VME is considered as non-critical in
  32  * some JSR292 tests, so it should be processed to prevent test failure.
  33  */
  34 public class CodeCacheOverflowProcessor {
  35 
  36     /**
  37      * Checks if an instance of Throwable is caused by VirtualMachineError with
  38      * message "Out of space in CodeCache". May be used as filter in method
  39      * {@code jdk.test.lib.Utils.filterException}.
  40      *
  41      * @param t - Throwable to check.
  42      * @return true if Throwable is caused by VME, false otherwise.
  43      */
  44     public static Boolean isThrowableCausedByVME(Throwable t) {
  45         Throwable causeOfT = t;
  46         do {
  47             if (causeOfT instanceof VirtualMachineError
  48                     && causeOfT.getMessage().matches(".*[Oo]ut of space"
  49                             + " in CodeCache.*")) {
  50                 return true;
  51             }
  52             causeOfT = causeOfT != null ? causeOfT.getCause() : null;
  53         } while (causeOfT != null && causeOfT != t);
  54         return false;
  55     }
  56 
  57     /**
  58      * Checks if the given test throws an exception caused by
  59      * VirtualMachineError with message "Out of space in CodeCache", and, if VME
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