Package com.sun.jna.platform.win32

Class VersionHelpers

java.lang.Object

com.sun.jna.platform.win32.VersionHelpers

public class VersionHelpers
extends Object

The following functions can be used to determine the current operating system version or identify whether it is a Windows or Windows Server release. These functions provide simple tests that use the VerifyVersionInfo function and the recommended greater than or equal to comparisons that are proven as a robust means to determine the operating system version.

Constructor Summary

Constructors

Constructor	Description
VersionHelpers()

Method Summary

Modifier and Type	Method	Description
static boolean	IsWindows10OrGreater()
static boolean	IsWindows7OrGreater()
static boolean	IsWindows7SP1OrGreater()
static boolean	IsWindows8OrGreater()
static boolean	IsWindows8Point1OrGreater()
static boolean	IsWindowsServer()	Applications that need to distinguish between server and client versions of Windows should call this function.
static boolean	IsWindowsVersionOrGreater(int wMajorVersion, int wMinorVersion, int wServicePackMajor)	This function is useful in confirming a version of Windows Server that doesn't share a version number with a client release.
static boolean	IsWindowsVistaOrGreater()
static boolean	IsWindowsVistaSP1OrGreater()
static boolean	IsWindowsVistaSP2OrGreater()
static boolean	IsWindowsXPOrGreater()
static boolean	IsWindowsXPSP1OrGreater()
static boolean	IsWindowsXPSP2OrGreater()
static boolean	IsWindowsXPSP3OrGreater()

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionHelpers

public VersionHelpers()

Method Detail

IsWindowsVersionOrGreater

public static boolean IsWindowsVersionOrGreater(int wMajorVersion,
                                                int wMinorVersion,
                                                int wServicePackMajor)

This function is useful in confirming a version of Windows Server that doesn't share a version number with a client release. You should only use this function if the other provided version helper functions do not fit your scenario.

Parameters:

wMajorVersion - The major version to test

wMinorVersion - The minor version to test

wServicePackMajor - The service pack to test

Returns:

True if the current OS version matches, or is greater than, the provided version information.

IsWindowsXPOrGreater

public static boolean IsWindowsXPOrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows XP version.

IsWindowsXPSP1OrGreater

public static boolean IsWindowsXPSP1OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows XP with Service Pack 1 (SP1) version.

IsWindowsXPSP2OrGreater

public static boolean IsWindowsXPSP2OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows XP with Service Pack 2 (SP2) version.

IsWindowsXPSP3OrGreater

public static boolean IsWindowsXPSP3OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows XP with Service Pack 3 (SP3) version.

IsWindowsVistaOrGreater

public static boolean IsWindowsVistaOrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows Vista version.

IsWindowsVistaSP1OrGreater

public static boolean IsWindowsVistaSP1OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows Vista with Service Pack 1 (SP1) version.

IsWindowsVistaSP2OrGreater

public static boolean IsWindowsVistaSP2OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows Vista with Service Pack 2 (SP2) version.

IsWindows7OrGreater

public static boolean IsWindows7OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows 7 version.

IsWindows7SP1OrGreater

public static boolean IsWindows7SP1OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows 7 with Service Pack 1 (SP1) version.

IsWindows8OrGreater

public static boolean IsWindows8OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows 8 version.

IsWindows8Point1OrGreater

public static boolean IsWindows8Point1OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows 8.1 version. For Windows 8.1 and/or Windows 10, IsWindows8Point1OrGreater() returns false unless the application contains a manifest that includes a compatibility section that contains the GUIDs that designate Windows 8.1 and/or Windows 10.

IsWindows10OrGreater

public static boolean IsWindows10OrGreater()

Returns:

true if the current OS version matches, or is greater than, the Windows 10 version. For Windows 10, IsWindows8Point1OrGreater() returns false unless the application contains a manifest that includes a compatibility section that contains the GUID that designates Windows 10.

IsWindowsServer

public static boolean IsWindowsServer()

Applications that need to distinguish between server and client versions of Windows should call this function.

Returns:

true if the current OS is a Windows Server release.