diff -r 663c609dfeee -r 863fb33f9940 hotspot/test/serviceability/tmtools/share/common/ToolRunner.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hotspot/test/serviceability/tmtools/share/common/ToolRunner.java Thu Jan 14 15:35:21 2016 +0300 @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2015, 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 common; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.StringReader; +import java.util.ArrayList; +import java.util.LinkedList; +import java.util.List; +import java.util.StringTokenizer; +import jdk.test.lib.process.OutputAnalyzer; +import jdk.test.lib.process.ProcessTools; + +/** + * This class starts a process specified by the passed command line waits till + * the process completes and returns the process exit code and stdout and stderr + * output as ToolResults + */ +class ToolRunner { + + private final List cmdArgs = new LinkedList<>(); + + ToolRunner(String cmdLine) { + StringTokenizer st = new StringTokenizer(cmdLine); + while (st.hasMoreTokens()) { + cmdArgs.add(st.nextToken()); + } + } + + /** + * Starts the process, waits for the process completion and returns the + * results + * + * @return process results + * @throws Exception if anything goes wrong + */ + ToolResults runToCompletion() throws Exception { + + ProcessBuilder pb = new ProcessBuilder(cmdArgs); + OutputAnalyzer oa = ProcessTools.executeProcess(pb); + + return new ToolResults(oa.getExitValue(), + stringToList(oa.getStdout()), + stringToList(oa.getStderr())); + + } + + private static List stringToList(String s) throws IOException { + BufferedReader reader = new BufferedReader(new StringReader(s)); + List strings = new ArrayList<>(); + for (String line = reader.readLine(); line != null; line = reader.readLine()) { + strings.add(line); + } + reader.close(); + return strings; + } +}