| /* |
| * Copyright (c) 2020, 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. |
| */ |
| |
| import java.io.IOException; |
| import java.nio.file.Path; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.process.ProcessTools; |
| |
| /* |
| * Utilities for process operations. |
| */ |
| public class ProcUtils { |
| |
| /* |
| * Executes java program. |
| * After the program finishes, it returns OutputAnalyzer. |
| */ |
| public static OutputAnalyzer java(Path javaPath, Class<?> clazz, |
| Map<String, String> props) { |
| ProcessBuilder pb = createJavaProcessBuilder(javaPath, clazz, props); |
| try { |
| return ProcessTools.executeCommand(pb); |
| } catch (Throwable e) { |
| throw new RuntimeException("Executes java program failed!", e); |
| } |
| } |
| |
| private static ProcessBuilder createJavaProcessBuilder(Path javaPath, |
| Class<?> clazz, Map<String, String> props) { |
| List<String> cmds = new ArrayList<>(); |
| cmds.add(javaPath.toString()); |
| |
| if (props != null) { |
| for (Map.Entry<String, String> prop : props.entrySet()) { |
| cmds.add("-D" + prop.getKey() + "=" + prop.getValue()); |
| } |
| } |
| |
| cmds.add("-cp"); |
| cmds.add(System.getProperty("test.class.path")); |
| cmds.add(clazz.getName()); |
| ProcessBuilder pb = new ProcessBuilder(cmds); |
| pb.redirectErrorStream(true); |
| return pb; |
| } |
| |
| /* |
| * Executes a shell command and return a OutputAnalyzer wrapping the process. |
| */ |
| public static OutputAnalyzer shell(String command, Map<String, String> env) |
| throws IOException { |
| Process process = shellProc(command, null, env); |
| return getProcessOutput(process); |
| } |
| |
| /* |
| * Executes win command and return a OutputAnalyzer wrapping the process. |
| */ |
| public static OutputAnalyzer win(String command, Map<String, String> env) |
| throws IOException { |
| Process process = winProc(command, null, env); |
| return getProcessOutput(process); |
| } |
| |
| /* |
| * Executes a shell command and return the process. |
| */ |
| public static Process shellProc(String command, Path outputPath, |
| Map<String, String> env) throws IOException { |
| String[] cmds = new String[3]; |
| cmds[0] = "sh"; |
| cmds[1] = "-c"; |
| cmds[2] = command; |
| return startAndGetProc(cmds, outputPath, env); |
| } |
| |
| /* |
| * Executes a win command and returns the process. |
| */ |
| public static Process winProc(String command, Path outputPath, |
| Map<String, String> env) |
| throws IOException { |
| String[] cmds = new String[3]; |
| cmds[0] = "cmd.exe"; |
| cmds[1] = "/C"; |
| cmds[2] = command; |
| return startAndGetProc(cmds, outputPath, env); |
| } |
| |
| /* |
| * Returns a OutputAnalyzer wrapping the process. |
| */ |
| private static OutputAnalyzer getProcessOutput (Process process) throws IOException { |
| OutputAnalyzer oa = new OutputAnalyzer(process); |
| try { |
| process.waitFor(); |
| return oa; |
| } catch (InterruptedException e) { |
| throw new RuntimeException("Process is interrupted!", e); |
| } |
| } |
| |
| /* |
| * Executes a command, redirects the output to a local file and returns the process. |
| */ |
| private static Process startAndGetProc(String[] cmds, Path outputPath, Map<String, |
| String> env) throws IOException { |
| System.out.println("command to run: " + Arrays.toString(cmds)); |
| ProcessBuilder pb = new ProcessBuilder(cmds); |
| if (env != null) { |
| pb.environment().putAll(env); |
| } |
| pb.redirectErrorStream(true); |
| if (outputPath != null) { |
| pb.redirectOutput(outputPath.toFile()); |
| } |
| return pb.start(); |
| } |
| } |