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1 /* |
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 import java.util.Arrays; |
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27 |
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28 import jdk.testlibrary.JDKToolLauncher; |
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29 import jdk.testlibrary.OutputAnalyzer; |
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30 import jdk.testlibrary.ProcessTools; |
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31 |
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32 /** |
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33 * The helper class for running jinfo utility. |
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34 */ |
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35 public final class JInfoHelper { |
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36 |
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37 /** |
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38 * Print configuration information for the current process |
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39 * |
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40 * @param toolArgs List of jinfo options |
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41 */ |
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42 public static OutputAnalyzer jinfo(String... toolArgs) throws Exception { |
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43 return jinfo(true, toolArgs); |
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44 } |
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45 |
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46 /** |
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47 * Print usage information |
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48 * |
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49 * @param toolArgs List of jinfo options |
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50 */ |
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51 public static OutputAnalyzer jinfoNoPid(String... toolArgs) throws Exception { |
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52 return jinfo(false, toolArgs); |
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53 } |
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54 |
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55 private static OutputAnalyzer jinfo(boolean toPid, String... toolArgs) throws Exception { |
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56 JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jinfo"); |
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57 if (toolArgs != null) { |
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58 for (String toolArg : toolArgs) { |
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59 launcher.addToolArg(toolArg); |
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60 } |
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61 } |
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62 if (toPid) { |
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63 launcher.addToolArg(Integer.toString(ProcessTools.getProcessId())); |
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64 } |
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65 |
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66 ProcessBuilder processBuilder = new ProcessBuilder(launcher.getCommand()); |
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67 System.out.println(Arrays.toString(processBuilder.command().toArray()).replace(",", "")); |
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68 OutputAnalyzer output = ProcessTools.executeProcess(processBuilder); |
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69 System.out.println(output.getOutput()); |
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70 |
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71 return output; |
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72 } |
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73 |
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74 } |