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annotate test/testlibrary/com/oracle/java/testlibrary/Platform.java @ 12416:9ad59f7fd57e

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ConstantNode methods should not throw InternalError
author twisti
date Mon, 14 Oct 2013 19:46:29 -0700
parents c1fbf21c7397
children bbfe3ac1471d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2013, 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.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 package com.oracle.java.testlibrary;
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25
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26 public class Platform {
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27 private static final String osName = System.getProperty("os.name");
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28 private static final String dataModel = System.getProperty("sun.arch.data.model");
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29 private static final String vmVersion = System.getProperty("java.vm.version");
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30 private static final String osArch = System.getProperty("os.arch");
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31
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32 public static boolean is32bit() {
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33 return dataModel.equals("32");
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34 }
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35
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36 public static boolean is64bit() {
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37 return dataModel.equals("64");
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38 }
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39
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40 public static boolean isSolaris() {
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41 return isOs("sunos");
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42 }
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43
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44 public static boolean isWindows() {
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45 return isOs("win");
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46 }
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47
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48 public static boolean isOSX() {
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49 return isOs("mac");
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50 }
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51
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52 public static boolean isLinux() {
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53 return isOs("linux");
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54 }
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55
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56 private static boolean isOs(String osname) {
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57 return osName.toLowerCase().startsWith(osname.toLowerCase());
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58 }
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59
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60 public static String getOsName() {
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61 return osName;
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62 }
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63
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64 public static boolean isDebugBuild() {
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65 return vmVersion.toLowerCase().contains("debug");
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66 }
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67
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68 public static String getVMVersion() {
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69 return vmVersion;
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70 }
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71
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72 // Returns true for sparc and sparcv9.
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73 public static boolean isSparc() {
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74 return isArch("sparc");
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75 }
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76
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77 public static boolean isARM() {
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78 return isArch("arm");
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79 }
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80
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81 public static boolean isPPC() {
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82 return isArch("ppc");
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83 }
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84
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85 public static boolean isX86() {
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86 // On Linux it's 'i386', Windows 'x86'
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87 return (isArch("i386") || isArch("x86"));
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88 }
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89
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90 public static boolean isX64() {
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91 // On OSX it's 'x86_64' and on other (Linux, Windows and Solaris) platforms it's 'amd64'
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92 return (isArch("amd64") || isArch("x86_64"));
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93 }
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94
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95 private static boolean isArch(String archname) {
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96 return osArch.toLowerCase().startsWith(archname.toLowerCase());
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97 }
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98
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99 public static String getOsArch() {
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100 return osArch;
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101 }
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102
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103 }