1 /* 2 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 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 /** 25 * @test ManagerNamesTest 26 * @summary verify getMemoryManageNames calls in case of segmented code cache 27 * @requires vm.flavor != "minimal" 28 * @modules java.base/jdk.internal.misc 29 * java.management 30 * @library /test/lib 31 * 32 * @build sun.hotspot.WhiteBox 33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 34 * sun.hotspot.WhiteBox$WhiteBoxPermission 35 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 36 * -XX:+WhiteBoxAPI 37 * -XX:+SegmentedCodeCache 38 * compiler.codecache.jmx.ManagerNamesTest 39 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 40 * -XX:+WhiteBoxAPI 41 * -XX:-SegmentedCodeCache 42 * compiler.codecache.jmx.ManagerNamesTest 43 */ 44 45 package compiler.codecache.jmx; 46 47 import jdk.test.lib.Asserts; 48 import sun.hotspot.code.BlobType; 49 50 import java.lang.management.MemoryPoolMXBean; 51 52 public class ManagerNamesTest { 53 54 private final MemoryPoolMXBean bean; 55 private final static String POOL_NAME = "CodeCacheManager"; 56 57 public static void main(String args[]) { 58 for (BlobType btype : BlobType.getAvailable()) { 59 new ManagerNamesTest(btype).runTest(); 60 } 61 } 62 63 public ManagerNamesTest(BlobType btype) { 64 bean = btype.getMemoryPool(); 65 } 66 67 protected void runTest() { 68 String[] names = bean.getMemoryManagerNames(); 69 Asserts.assertEQ(names.length, 1, 70 "Unexpected length of MemoryManagerNames"); 71 Asserts.assertEQ(POOL_NAME, names[0], 72 "Unexpected value of MemoryManagerName"); 73 System.out.printf("INFO: Scenario finished successfully for %s%n", 74 bean.getName()); 75 } 76 }