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 24package common; 25 26import java.nio.file.Path; 27import java.nio.file.Paths; 28import jdk.test.lib.Platform; 29 30/** 31 * A tool, such as jstat, jmap, etc Specific tools are defined as subclasses 32 * parameterized by their corresponding ToolResults subclasses 33 */ 34public abstract class TmTool<T extends ToolResults> { 35 36 private final Class<T> resultsClz; 37 private final String cmdLine; 38 39 public TmTool(Class<T> resultsClz, String toolName, String otherArgs) { 40 this.resultsClz = resultsClz; 41 this.cmdLine = adjustForTestJava(toolName) + " " + otherArgs; 42 } 43 44 /** 45 * Runs the tool to completion and returns the results 46 * 47 * @return the tool results 48 * @throws Exception if anything goes wrong 49 */ 50 public T measure() throws Exception { 51 ToolRunner runner = new ToolRunner(cmdLine); 52 ToolResults rawResults = runner.runToCompletion(); 53 System.out.println("Process output: " + rawResults); 54 return resultsClz.getDeclaredConstructor(ToolResults.class).newInstance(rawResults); 55 } 56 57 private String adjustForTestJava(String toolName) { 58 // We need to make sure we are running the tol from the JDK under testing 59 String jdkPath = System.getProperty("test.jdk"); 60 if (jdkPath == null || !Paths.get(jdkPath).toFile().exists()) { 61 throw new RuntimeException("property test.jdk not not set"); 62 } 63 Path toolPath = Paths.get("bin", toolName + (Platform.isWindows() ? ".exe" : "")); 64 return Paths.get(jdkPath, toolPath.toString()).toString(); 65 } 66 67} 68