1 /* 2 * Copyright (c) 2015, 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 package compiler.compilercontrol.jcmd; 25 26 import compiler.compilercontrol.parser.HugeDirectiveUtil; 27 import compiler.compilercontrol.share.AbstractTestBase; 28 import compiler.compilercontrol.share.method.MethodDescriptor; 29 import compiler.compilercontrol.share.scenario.Executor; 30 import jdk.test.lib.OutputAnalyzer; 31 import jdk.test.lib.TimeLimitedRunner; 32 import jdk.test.lib.Utils; 33 import pool.PoolHelper; 34 35 import java.util.List; 36 import java.util.stream.Collectors; 37 import java.util.stream.Stream; 38 39 public abstract class StressAddJcmdBase { 40 protected static int DIRECTIVES_AMOUNT = Integer.getInteger( 41 "compiler.compilercontrol.jcmd.StressAddJcmdBase.directivesAmount", 42 100); 43 private static final int DIRECTIVE_FILES = Integer.getInteger( 44 "compiler.compilercontrol.jcmd.StressAddJcmdBase.directiveFiles", 45 4); 46 private static final List<MethodDescriptor> DESCRIPTORS = new PoolHelper() 47 .getAllMethods().stream() 48 .map(pair -> AbstractTestBase 49 .getValidMethodDescriptor(pair.first)) 50 .collect(Collectors.toList()); 51 52 /** 53 * Performs test 54 */ 55 public void test() { 56 List<String> commands = prepareCommands(); 57 Executor executor = new TimeLimitedExecutor(commands); 58 List<OutputAnalyzer> outputAnalyzers = executor.execute(); 59 outputAnalyzers.get(0).shouldHaveExitValue(0); 60 } 61 62 /** 63 * Makes connection to the test VM 64 * 65 * @param pid a pid of the VM under test 66 * @param commands a list of jcmd commands to be executed 67 * @return true if the test should continue invocation of this method 68 */ 69 protected abstract boolean makeConnection(int pid, List<String> commands); 70 71 /** 72 * Finish test executions 73 */ 74 protected void finish() { } 75 76 private List<String> prepareCommands() { 77 String[] files = new String[DIRECTIVE_FILES]; 78 for (int i = 0; i < DIRECTIVE_FILES; i++) { 79 files[i] = "directives" + i + ".json"; 80 HugeDirectiveUtil.createHugeFile(DESCRIPTORS, files[i], 81 DIRECTIVES_AMOUNT); 82 } 83 return Stream.of(files) 84 .map(file -> "Compiler.directives_add " + file) 85 .collect(Collectors.toList()); 86 } 87 88 private class TimeLimitedExecutor extends Executor { 89 private final List<String> jcmdCommands; 90 91 public TimeLimitedExecutor(List<String> jcmdCommands) { 92 /* There are no need to check the state */ 93 super(true, null, null, jcmdCommands); 94 this.jcmdCommands = jcmdCommands; 95 } 96 97 @Override 98 protected OutputAnalyzer[] executeJCMD(int pid) { 99 try { 100 makeConnection(pid, jcmdCommands); 101 } catch (Exception e) { 102 throw new Error("Exception during the execution: " + e, e); 103 } 104 finish(); 105 return new OutputAnalyzer[0]; 106 } 107 } 108 }