/* VMSystemProperties.java -- Allow the VM to set System properties. Copyright (C) 2004 Free Software Foundation This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath 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 for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. */ package gnu.classpath; class VMSystemProperties { /** * Get the system properties. This is done here, instead of in System, * because of the bootstrap sequence. Note that the native code should * not try to use the Java I/O classes yet, as they rely on the properties * already existing. The only safe method to use to insert these default * system properties is {@link Properties#setProperty(String, String)}. * *

These properties MUST include: *

*
java.version
Java version number *
java.vendor
Java vendor specific string *
java.vendor.url
Java vendor URL *
java.home
Java installation directory *
java.vm.specification.version
VM Spec version *
java.vm.specification.vendor
VM Spec vendor *
java.vm.specification.name
VM Spec name *
java.vm.version
VM implementation version *
java.vm.vendor
VM implementation vendor *
java.vm.name
VM implementation name *
java.specification.version
Java Runtime Environment version *
java.specification.vendor
Java Runtime Environment vendor *
java.specification.name
Java Runtime Environment name *
java.class.version
Java class version number *
java.class.path
Java classpath *
java.library.path
Path for finding Java libraries *
java.io.tmpdir
Default temp file path *
java.compiler
Name of JIT to use *
java.ext.dirs
Java extension path *
os.name
Operating System Name *
os.arch
Operating System Architecture *
os.version
Operating System Version *
file.separator
File separator ("/" on Unix) *
path.separator
Path separator (":" on Unix) *
line.separator
Line separator ("\n" on Unix) *
user.name
User account name *
user.home
User home directory *
user.dir
User's current working directory *
gnu.cpu.endian
"big" or "little" *
* * @param p the Properties object to insert the system properties into */ static native void preInit(Properties properties); /** * Here you get a chance to overwrite some of the properties set by * the common SystemProperties code. For example, it might be * a good idea to process the properties specified on the command * line here. */ static native void postInit(Properties properties); }