utils
Class OsUtils

java.lang.Object
  utils.OsUtils

public class OsUtils
extends java.lang.Object

Copyright DocJava, inc. User: lyon

Date: Dec 17, 2004

Time: 9:20:42 AM

Constructor Summary

OsUtils()

Method Summary

static void	displayArch()
static double	get15MinuteLoad() this is an experimental method that is supposed to compute the load on the CPU for the last 15 minutes.
static java.lang.String	getArchName()
static java.lang.String	getOsName() A what to get the properties os.name
static boolean	isFreeBsd()
static boolean	isi386()
static boolean	isi686()
static boolean	isIntelMac()
static boolean	isLinux()
static boolean	isMacOs()
static boolean	isNetBsd()
static boolean	isOsKnown() Runs through the list of known operating systems
static boolean	isOsPrefix(java.lang.String prefix)
static boolean	isPPC()
static boolean	isPPCMac()
static boolean	isSolaris()
static boolean	isWindows()
static boolean	isWindows(java.lang.String str)
static boolean	isWindows2000()
static boolean	isWindows95()
static boolean	isWindows98()
static boolean	isWindowsNt()
static boolean	isWindowsXp()
static boolean	isx386()
static void	main(java.lang.String[] args)
static java.lang.String	runExec(java.lang.String[] args, java.io.File workingDirectory) Run the args array using the workingDirectory as the home.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OsUtils

public OsUtils()

Method Detail

isOsKnown

public static boolean isOsKnown()

Runs through the list of known operating systems

Returns:

true if the operating system is known.

get15MinuteLoad

public static double get15MinuteLoad()

this is an experimental method that is supposed to compute the load on the CPU for the last 15 minutes. Making this cross-platform is not easy and I don't know what to do about windows.

Returns:

the load (what are the units?)

getOsName

public static java.lang.String getOsName()

A what to get the properties os.name

Returns:

the os.name

getArchName

public static java.lang.String getArchName()

isi386

public static boolean isi386()

Returns:

true if on an intel-based mac or linux box

isi686

public static boolean isi686()

isx386

public static boolean isx386()

Returns:

true if we are on a celeron

isIntelMac

public static boolean isIntelMac()

isPPC

public static boolean isPPC()

isPPCMac

public static boolean isPPCMac()

isMacOs

public static boolean isMacOs()

Returns:

true if it is a mac.

isLinux

public static boolean isLinux()

Returns:

true if it is linux

isNetBsd

public static boolean isNetBsd()

Returns:

true if it is net bsd

isFreeBsd

public static boolean isFreeBsd()

Returns:

true if it is freebsd

isSolaris

public static boolean isSolaris()

Returns:

true if it is solais or sunos

isWindowsNt

public static boolean isWindowsNt()

isWindows2000

public static boolean isWindows2000()

isWindows98

public static boolean isWindows98()

isWindows95

public static boolean isWindows95()

isWindowsXp

public static boolean isWindowsXp()

isWindows

public static boolean isWindows(java.lang.String str)

isWindows

public static boolean isWindows()

isOsPrefix

public static boolean isOsPrefix(java.lang.String prefix)

runExec

public static java.lang.String runExec(java.lang.String[] args,
                                       java.io.File workingDirectory)
                                throws java.io.IOException

Run the args array using the workingDirectory as the home.

Parameters:

args - an operating system command to run

workingDirectory - the place in which to run the command

Returns:

The command response with '\n' for new lines

Throws:

java.io.IOException - if the command is unable to execute

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Throws:

java.io.IOException

displayArch

public static void displayArch()