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test/lib/jdk/test/lib/Platform.java

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   1 /*
   2  * Copyright (c) 2013, 2019, 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 
  24 package jdk.test.lib;
  25 
  26 import java.io.File;
  27 import java.io.IOException;
  28 import java.io.RandomAccessFile;


  29 import java.util.regex.Pattern;
  30 import java.security.AccessController;
  31 import java.security.PrivilegedAction;
  32 import java.security.PrivilegedActionException;
  33 import java.security.PrivilegedExceptionAction;
  34 
  35 public class Platform {
  36     public  static final String vmName      = privilegedGetProperty("java.vm.name");
  37     public  static final String vmInfo      = privilegedGetProperty("java.vm.info");
  38     private static final String osVersion   = privilegedGetProperty("os.version");
  39     private static       int osVersionMajor = -1;
  40     private static       int osVersionMinor = -1;
  41     private static final String osName      = privilegedGetProperty("os.name");
  42     private static final String dataModel   = privilegedGetProperty("sun.arch.data.model");
  43     private static final String vmVersion   = privilegedGetProperty("java.vm.version");
  44     private static final String jdkDebug    = privilegedGetProperty("jdk.debug");
  45     private static final String osArch      = privilegedGetProperty("os.arch");
  46     private static final String userName    = privilegedGetProperty("user.name");
  47     private static final String compiler    = privilegedGetProperty("sun.management.compiler");

  48 
  49     private static String privilegedGetProperty(String key) {
  50         return AccessController.doPrivileged((
  51                 PrivilegedAction<String>) () -> System.getProperty(key));
  52     }
  53 
  54     public static boolean isClient() {
  55         return vmName.endsWith(" Client VM");
  56     }
  57 
  58     public static boolean isServer() {
  59         return vmName.endsWith(" Server VM");
  60     }
  61 
  62     public static boolean isZero() {
  63         return vmName.endsWith(" Zero VM");
  64     }
  65 
  66     public static boolean isMinimal() {
  67         return vmName.endsWith(" Minimal VM");


 317         } else {
 318             return "so";
 319         }
 320     }
 321 
 322     /*
 323      * Returns name of system variable containing paths to shared native libraries.
 324      */
 325     public static String sharedLibraryPathVariableName() {
 326         if (isWindows()) {
 327             return "PATH";
 328         } else if (isOSX()) {
 329             return "DYLD_LIBRARY_PATH";
 330         } else if (isAix()) {
 331             return "LIBPATH";
 332         } else {
 333             return "LD_LIBRARY_PATH";
 334         }
 335     }
 336 





























 337     public static boolean isDefaultCDSArchiveSupported() {
 338         return (is64bit()  &&
 339                 isServer() &&
 340                 (isLinux()   ||
 341                  isOSX()     ||
 342                  isSolaris() ||
 343                  isWindows()) &&
 344                 !isZero()    &&
 345                 !isMinimal() &&
 346                 !isAArch64() &&
 347                 !isARM());
 348     }
 349 
 350     /*
 351      * This should match the #if condition in ClassListParser::load_class_from_source().
 352      */
 353     public static boolean areCustomLoadersSupportedForCDS() {
 354         return (is64bit() && (isLinux() || isSolaris() || isOSX()));
 355     }
 356 }
   1 /*
   2  * Copyright (c) 2013, 2020, 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 
  24 package jdk.test.lib;
  25 
  26 import java.io.File;
  27 import java.io.IOException;
  28 import java.io.RandomAccessFile;
  29 import java.nio.file.Path;
  30 import java.nio.file.Paths;
  31 import java.util.regex.Pattern;
  32 import java.security.AccessController;
  33 import java.security.PrivilegedAction;
  34 import java.security.PrivilegedActionException;
  35 import java.security.PrivilegedExceptionAction;
  36 
  37 public class Platform {
  38     public  static final String vmName      = privilegedGetProperty("java.vm.name");
  39     public  static final String vmInfo      = privilegedGetProperty("java.vm.info");
  40     private static final String osVersion   = privilegedGetProperty("os.version");
  41     private static       int osVersionMajor = -1;
  42     private static       int osVersionMinor = -1;
  43     private static final String osName      = privilegedGetProperty("os.name");
  44     private static final String dataModel   = privilegedGetProperty("sun.arch.data.model");
  45     private static final String vmVersion   = privilegedGetProperty("java.vm.version");
  46     private static final String jdkDebug    = privilegedGetProperty("jdk.debug");
  47     private static final String osArch      = privilegedGetProperty("os.arch");
  48     private static final String userName    = privilegedGetProperty("user.name");
  49     private static final String compiler    = privilegedGetProperty("sun.management.compiler");
  50     private static final String testJdk     = privilegedGetProperty("test.jdk");
  51 
  52     private static String privilegedGetProperty(String key) {
  53         return AccessController.doPrivileged((
  54                 PrivilegedAction<String>) () -> System.getProperty(key));
  55     }
  56 
  57     public static boolean isClient() {
  58         return vmName.endsWith(" Client VM");
  59     }
  60 
  61     public static boolean isServer() {
  62         return vmName.endsWith(" Server VM");
  63     }
  64 
  65     public static boolean isZero() {
  66         return vmName.endsWith(" Zero VM");
  67     }
  68 
  69     public static boolean isMinimal() {
  70         return vmName.endsWith(" Minimal VM");


 320         } else {
 321             return "so";
 322         }
 323     }
 324 
 325     /*
 326      * Returns name of system variable containing paths to shared native libraries.
 327      */
 328     public static String sharedLibraryPathVariableName() {
 329         if (isWindows()) {
 330             return "PATH";
 331         } else if (isOSX()) {
 332             return "DYLD_LIBRARY_PATH";
 333         } else if (isAix()) {
 334             return "LIBPATH";
 335         } else {
 336             return "LD_LIBRARY_PATH";
 337         }
 338     }
 339 
 340     /**
 341      * Returns absolute path to directory containing JVM shared library.
 342      */
 343     public static Path jvmLibDir() {
 344         Path dir = Paths.get(testJdk);
 345         if (Platform.isWindows()) {
 346             return dir.resolve("bin")
 347                 .resolve(variant())
 348                 .toAbsolutePath();
 349         } else {
 350             return dir.resolve("lib")
 351                 .resolve(variant())
 352                 .toAbsolutePath();
 353         }
 354     }
 355 
 356     private static String variant() {
 357         if (Platform.isServer()) {
 358             return "server";
 359         } else if (Platform.isClient()) {
 360             return "client";
 361         } else if (Platform.isMinimal()) {
 362             return "minimal";
 363         } else {
 364             throw new Error("TESTBUG: unsupported vm variant");
 365         }
 366     }
 367 
 368 
 369     public static boolean isDefaultCDSArchiveSupported() {
 370         return (is64bit()  &&
 371                 isServer() &&
 372                 (isLinux()   ||
 373                  isOSX()     ||
 374                  isSolaris() ||
 375                  isWindows()) &&
 376                 !isZero()    &&
 377                 !isMinimal() &&
 378                 !isAArch64() &&
 379                 !isARM());
 380     }
 381 
 382     /*
 383      * This should match the #if condition in ClassListParser::load_class_from_source().
 384      */
 385     public static boolean areCustomLoadersSupportedForCDS() {
 386         return (is64bit() && (isLinux() || isSolaris() || isOSX()));
 387     }
 388 }
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