public class SystemUtils extends Object
| Modifier and Type | Field and Description |
|---|---|
static boolean |
HAS_MODERN_RASTERIZER
True since Java 6 update 10.
|
static boolean |
IS_JAVA_6
True if this is Java 6.
|
static boolean |
IS_JAVA_7
True if this is Java 7.
|
static boolean |
IS_JAVA_7_OR_LATER
True if this is Java 7.x or later.
|
static boolean |
IS_JAVA_8
True if this is Java 7.
|
static boolean |
IS_JAVA_8_OR_LATER
True if this is Java 8.x or later.
|
static boolean |
IS_LAF_WINDOWS_XP_ENABLED
True if the Windows XP Look&Feel is enabled.
|
static boolean |
IS_LOW_RESOLUTION
Is true if this environment's default toolkit reports a screen resolution below 120 dpi.
|
static boolean |
IS_OS_LINUX
Is true if this is Linux.
|
static boolean |
IS_OS_MAC
True if this is the Mac OS.
|
static boolean |
IS_OS_SOLARIS
True if this is Solaris.
|
static boolean |
IS_OS_WINDOWS
True if this is Windows.
|
static boolean |
IS_OS_WINDOWS_2000
True if this is Windows 2000.
|
static boolean |
IS_OS_WINDOWS_6_OR_LATER
True if this is Windows Vista/Server 2008/7/2008 R2/8.
|
static boolean |
IS_OS_WINDOWS_7
True if this is Windows 7.
|
static boolean |
IS_OS_WINDOWS_8
True if this is Windows 8.
|
static boolean |
IS_OS_WINDOWS_98
True if this is Windows 98.
|
static boolean |
IS_OS_WINDOWS_ME
True if this is Windows ME.
|
static boolean |
IS_OS_WINDOWS_VISTA
True if this is Windows Vista or Server 2008.
|
static boolean |
IS_OS_WINDOWS_XP
True if this is Windows XP.
|
protected static String |
JAVA_VERSION
The
os.name System Property. |
protected static String |
OS_NAME
The
os.name System Property. |
protected static String |
OS_VERSION
The
os.version System Property. |
| Modifier | Constructor and Description |
|---|---|
protected |
SystemUtils() |
| Modifier and Type | Method and Description |
|---|---|
protected static String |
getSystemProperty(String key)
Tries to look up the System property for the given key.
|
protected static boolean |
startsWith(String str,
String prefix) |
protected static final String OS_NAME
os.name System Property. Operating system name.
Defaults to null, if the runtime does not have security access to read this property
or the property does not exist.
protected static final String OS_VERSION
os.version System Property. Operating system version.
Defaults to null, if the runtime does not have security access to read this property
or the property does not exist.
protected static final String JAVA_VERSION
os.name System Property. Operating system name.
Defaults to null, if the runtime does not have security access to read this property
or the property does not exist.
public static final boolean IS_OS_LINUX
public static final boolean IS_OS_MAC
public static final boolean IS_OS_SOLARIS
public static final boolean IS_OS_WINDOWS
public static final boolean IS_OS_WINDOWS_98
public static final boolean IS_OS_WINDOWS_ME
public static final boolean IS_OS_WINDOWS_2000
public static final boolean IS_OS_WINDOWS_XP
public static final boolean IS_OS_WINDOWS_VISTA
public static final boolean IS_OS_WINDOWS_7
public static final boolean IS_OS_WINDOWS_8
public static final boolean IS_OS_WINDOWS_6_OR_LATER
public static final boolean IS_JAVA_6
public static final boolean IS_JAVA_7
public static final boolean IS_JAVA_7_OR_LATER
public static final boolean IS_JAVA_8
public static final boolean IS_JAVA_8_OR_LATER
public static final boolean HAS_MODERN_RASTERIZER
public static final boolean IS_LAF_WINDOWS_XP_ENABLED
public static final boolean IS_LOW_RESOLUTION
protected static String getSystemProperty(String key)
key - the name of the system propertynull if there's no such value, or an
empty String when a SecurityException has been caughtCopyright © 2021. All rights reserved.