diff -r 746229cc1ab0 -r cc29d7717e3a test/hotspot/jtreg/vmTestbase/nsk/monitoring/MemoryPoolMBean/getCollectionUsageThreshold/getthreshold001.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/hotspot/jtreg/vmTestbase/nsk/monitoring/MemoryPoolMBean/getCollectionUsageThreshold/getthreshold001.java Wed May 02 16:43:56 2018 -0700 @@ -0,0 +1,137 @@ +/* + * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package nsk.monitoring.MemoryPoolMBean.getCollectionUsageThreshold; + +import java.io.*; +import java.util.*; +import nsk.share.*; +import nsk.monitoring.share.*; + +public class getthreshold001 { + private static boolean testFailed = false; + private static MemoryMonitor monitor; + + public static void main(String[] argv) { + System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out)); + } + + public static int run(String[] argv, PrintStream out) { + ArgumentHandler argHandler = new ArgumentHandler(argv); + Log log = new Log(out, argHandler); + monitor = Monitor.getMemoryMonitor(log, argHandler); + List pools = monitor.getMemoryPoolMBeans(); + + for (int i = 0; i < pools.size(); i++) { + Object pool = pools.get(i); + log.display(i + " pool " + monitor.getName(pool)); + + boolean isSupported = monitor.isCollectionThresholdSupported(pool); + if (isSupported) { + log.display(" supports collection usage thresholds"); + + // Test three values for the threshold + long max = monitor.getUsage(pool).getMax(); + long used = monitor.getUsage(pool).getUsed(); + + // max value can be -1, so take an absolute value + test(monitor, pool, Math.abs(max), log); + test(monitor, pool, 0, log); + test(monitor, pool, used, log); + } else { + log.display(" does not support collection usage thresholds"); + + // UnsupportedOperationException is expected + try { + long threshold = monitor.getCollectionThreshold(pool); + log.complain("Threshold " + threshold + " is returned " + + "instead of UnsupportedOperationException " + + "in pool " + monitor.getName(pool)); + testFailed = true; + } catch (Exception e) { + Throwable unwrapped = unwrap(e); + + if (unwrapped instanceof UnsupportedOperationException) { + log.display(" UnsupportedOperationException is " + + "thrown"); + } else { + log.complain("Incorrect execption " + unwrapped + + " is thrown, " + + "UnsupportedOperationException is " + + "expected in pool " + + monitor.getName(pool)); + unwrapped.printStackTrace(log.getOutStream()); + testFailed = true; + } + } // try + } + } // for i + + if (testFailed) + out.println("TEST FAILED"); + return (testFailed) ? Consts.TEST_FAILED : Consts.TEST_PASSED; + } + + private static void test(MemoryMonitor monitor, Object pool, + long threshold, Log log) { + log.display(" setting threshold " + threshold); + try { + monitor.setCollectionThreshold(pool, threshold); + } catch (Exception e) { + log.complain("Unexpected exception " + e + " in pool " + + monitor.getName(pool)); + e.printStackTrace(log.getOutStream()); + testFailed = true; + return; + } + log.display(" threshold " + threshold + " is set"); + + long result = monitor.getCollectionThreshold(pool); + if (threshold != result) { + log.complain("Threshold value is " + result + " in pool " + + monitor.getName(pool) + ", " + threshold + + " expected"); + testFailed = true; + } + log.display(" threshold " + threshold + " is read"); + } // test() + + + static Throwable unwrap(Throwable throwable) { + + Throwable unwrapped, t = throwable; + + do { + unwrapped = t; + + if (unwrapped instanceof UnsupportedOperationException) { + break; + } + + t = unwrapped.getCause(); + + } while (t != null); + + return unwrapped; + } +}