java.lang.Object
- org.apache.commons.lang3.SystemProperties

```
public final class SystemProperties
extends Object
```
Accesses current system property names and values.

Since:

3.13.0

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`AWT_TOOLKIT`	The System property name "awt.toolkit".
`static String`	`FILE_ENCODING`	The System property name "file.encoding".
`static String`	`FILE_SEPARATOR`	The System property name "file.separator".
`static String`	`JAVA_AWT_FONTS`	The System property name "java.awt.fonts".
`static String`	`JAVA_AWT_GRAPHICSENV`	The System property name "java.awt.graphicsenv".
`static String`	`JAVA_AWT_HEADLESS`	The System property name "java.awt.headless".
`static String`	`JAVA_AWT_PRINTERJOB`	The System property name "java.awt.printerjob".
`static String`	`JAVA_CLASS_PATH`	The System property name "java.class.path".
`static String`	`JAVA_CLASS_VERSION`	The System property name "java.class.version".
`static String`	`JAVA_COMPILER`	The System property name "java.compiler".
`static String`	`JAVA_ENDORSED_DIRS`	The System property name "java.endorsed.dirs".
`static String`	`JAVA_EXT_DIRS`	The System property name "java.ext.dirs".
`static String`	`JAVA_HOME`	The System property name "java.home".
`static String`	`JAVA_IO_TMPDIR`	The System property name "java.io.tmpdir".
`static String`	`JAVA_LIBRARY_PATH`	The System property name "java.library.path".
`static String`	`JAVA_LOCALE_PROVIDERS`	The System property name "java.locale.providers".
`static String`	`JAVA_RUNTIME_NAME`	The System property name "java.runtime.name".
`static String`	`JAVA_RUNTIME_VERSION`	The System property name "java.runtime.version".
`static String`	`JAVA_SPECIFICATION_NAME`	The System property name "java.specification.name".
`static String`	`JAVA_SPECIFICATION_VENDOR`	The System property name "java.specification.vendor".
`static String`	`JAVA_SPECIFICATION_VERSION`	The System property name "java.specification.version".
`static String`	`JAVA_UTIL_PREFS_PREFERENCES_FACTORY`	The System property name "java.util.prefs.PreferencesFactory".
`static String`	`JAVA_VENDOR`	The System property name "java.vendor".
`static String`	`JAVA_VENDOR_URL`	The System property name "java.vendor.url".
`static String`	`JAVA_VERSION`	The System property name "java.version".
`static String`	`JAVA_VM_INFO`	The System property name "java.vm.info".
`static String`	`JAVA_VM_NAME`	The System property name "java.vm.name".
`static String`	`JAVA_VM_SPECIFICATION_NAME`	The System property name "java.vm.specification.name".
`static String`	`JAVA_VM_SPECIFICATION_VENDOR`	The System property name "java.vm.specification.vendor".
`static String`	`JAVA_VM_SPECIFICATION_VERSION`	The System property name "java.vm.specification.version".
`static String`	`JAVA_VM_VENDOR`	The System property name "java.vm.vendor".
`static String`	`JAVA_VM_VERSION`	The System property name "java.vm.version".
`static String`	`LINE_SEPARATOR`	The System property name "line.separator".
`static String`	`OS_ARCH`	The System property name "os.arch".
`static String`	`OS_NAME`	The System property name "os.name".
`static String`	`OS_VERSION`	The System property name "os.version".
`static String`	`PATH_SEPARATOR`	The System property name "path.separator".
`static String`	`USER_COUNTRY`	The System property name "user.country".
`static String`	`USER_DIR`	The System property name "user.dir".
`static String`	`USER_HOME`	The System property name "user.home".
`static String`	`USER_LANGUAGE`	The System property name "user.language".
`static String`	`USER_NAME`	The System property name "user.name".
`static String`	`USER_REGION`	The System property name "user.region".
`static String`	`USER_TIMEZONE`	The System property name "user.timezone".

Constructor Summary

Constructors
Constructor Description

SystemProperties()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static String`	`getAwtToolkit()`	Gets the current value from the system properties map.
`static boolean`	`getBoolean(String key, BooleanSupplier defaultIfAbsent)`	Gets the current value for the property named `key` as an `boolean`.
`static String`	`getFileEncoding()`	Gets the current value from the system properties map.
`static String`	`getFileSeparator()`	Gets the current value from the system properties map.
`static int`	`getInt(String key, IntSupplier defaultIfAbsent)`	Gets the current value for the property named `key` as an `int`.
`static String`	`getJavaAwtFonts()`	Gets the current value from the system properties map.
`static String`	`getJavaAwtGraphicsenv()`	Gets the current value from the system properties map.
`static String`	`getJavaAwtHeadless()`	Gets the current value from the system properties map.
`static String`	`getJavaAwtPrinterjob()`	Gets the current value from the system properties map.
`static String`	`getJavaClassPath()`	Gets the current value from the system properties map.
`static String`	`getJavaClassVersion()`	Gets the current value from the system properties map.
`static String`	`getJavaCompiler()`	Gets the current value from the system properties map.
`static String`	`getJavaEndorsedDirs()`	Gets the current value from the system properties map.
`static String`	`getJavaExtDirs()`	Gets the current value from the system properties map.
`static String`	`getJavaHome()`	Gets the current value from the system properties map.
`static String`	`getJavaIoTmpdir()`	Gets the current value from the system properties map.
`static String`	`getJavaLibraryPath()`	Gets the current value from the system properties map.
`static String`	`getJavaLocaleProviders()`	Gets the current value from the system properties map.
`static String`	`getJavaRuntimeName()`	Gets the current value from the system properties map.
`static String`	`getJavaRuntimeVersion()`	Gets the current value from the system properties map.
`static String`	`getJavaSpecificationName()`	Gets the current value from the system properties map.
`static String`	`getJavaSpecificationVendor()`	Gets the current value from the system properties map.
`static String`	`getJavaSpecificationVersion()`	Gets the current value from the system properties map.
`static String`	`getJavaUtilPrefsPreferencesFactory()`	Gets the current value from the system properties map.
`static String`	`getJavaVendor()`	Gets the current value from the system properties map.
`static String`	`getJavaVendorUrl()`	Gets the current value from the system properties map.
`static String`	`getJavaVersion()`	Gets the current value from the system properties map.
`static String`	`getJavaVmInfo()`	Gets the current value from the system properties map.
`static String`	`getJavaVmName()`	Gets the current value from the system properties map.
`static String`	`getJavaVmSpecificationName()`	Gets the current value from the system properties map.
`static String`	`getJavaVmSpecificationVendor()`	Gets the current value from the system properties map.
`static String`	`getJavaVmSpecificationVersion()`	Gets the current value from the system properties map.
`static String`	`getJavaVmVendor()`	Gets the current value from the system properties map.
`static String`	`getJavaVmVersion()`	Gets the current value from the system properties map.
`static String`	`getLineSeparator()`	Gets the current value from the system properties map.
`static long`	`getLong(String key, LongSupplier defaultIfAbsent)`	Gets the current value for the property named `key` as a `long`.
`static String`	`getOsArch()`	Gets the current value from the system properties map.
`static String`	`getOsName()`	Gets the current value from the system properties map.
`static String`	`getOsVersion()`	Gets the current value from the system properties map.
`static String`	`getPathSeparator()`	Gets the current value from the system properties map.
`static String`	`getProperty(String property)`	Gets a System property, defaulting to `null` if the property cannot be read.
`static String`	`getUserCountry()`	Gets the current value from the system properties map.
`static String`	`getUserDir()`	Gets the current value from the system properties map.
`static String`	`getUserHome()`	Gets the current value from the system properties map.
`static String`	`getUserLanguage()`	Gets the current value from the system properties map.
`static String`	`getUserName()`	Gets the current value from the system properties map.
`static String`	`getUserTimezone()`	Gets the current value from the system properties map.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - AWT_TOOLKIT
```
public static final String AWT_TOOLKIT
```
    The System property name "awt.toolkit".
    
    See Also:
    
    Constant Field Values
  - FILE_ENCODING
```
public static final String FILE_ENCODING
```
    The System property name "file.encoding".
    
    See Also:
    
    Constant Field Values
  - FILE_SEPARATOR
```
public static final String FILE_SEPARATOR
```
    The System property name "file.separator".
    
    See Also:
    
    Constant Field Values
  - JAVA_AWT_FONTS
```
public static final String JAVA_AWT_FONTS
```
    The System property name "java.awt.fonts".
    
    See Also:
    
    Constant Field Values
  - JAVA_AWT_GRAPHICSENV
```
public static final String JAVA_AWT_GRAPHICSENV
```
    The System property name "java.awt.graphicsenv".
    
    See Also:
    
    Constant Field Values
  - JAVA_AWT_HEADLESS
```
public static final String JAVA_AWT_HEADLESS
```
    The System property name "java.awt.headless".
    
    See Also:
    
    Constant Field Values
  - JAVA_AWT_PRINTERJOB
```
public static final String JAVA_AWT_PRINTERJOB
```
    The System property name "java.awt.printerjob".
    
    See Also:
    
    Constant Field Values
  - JAVA_CLASS_PATH
```
public static final String JAVA_CLASS_PATH
```
    The System property name "java.class.path".
    
    See Also:
    
    Constant Field Values
  - JAVA_CLASS_VERSION
```
public static final String JAVA_CLASS_VERSION
```
    The System property name "java.class.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_COMPILER
```
public static final String JAVA_COMPILER
```
    The System property name "java.compiler".
    
    See Also:
    
    Constant Field Values
  - JAVA_ENDORSED_DIRS
```
public static final String JAVA_ENDORSED_DIRS
```
    The System property name "java.endorsed.dirs".
    
    See Also:
    
    Constant Field Values
  - JAVA_EXT_DIRS
```
public static final String JAVA_EXT_DIRS
```
    The System property name "java.ext.dirs".
    
    See Also:
    
    Constant Field Values
  - JAVA_HOME
```
public static final String JAVA_HOME
```
    The System property name "java.home".
    
    See Also:
    
    Constant Field Values
  - JAVA_IO_TMPDIR
```
public static final String JAVA_IO_TMPDIR
```
    The System property name "java.io.tmpdir".
    
    See Also:
    
    Constant Field Values
  - JAVA_LIBRARY_PATH
```
public static final String JAVA_LIBRARY_PATH
```
    The System property name "java.library.path".
    
    See Also:
    
    Constant Field Values
  - JAVA_LOCALE_PROVIDERS
```
public static final String JAVA_LOCALE_PROVIDERS
```
    The System property name "java.locale.providers".
    
    See Also:
    
    Constant Field Values
  - JAVA_RUNTIME_NAME
```
public static final String JAVA_RUNTIME_NAME
```
    The System property name "java.runtime.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_RUNTIME_VERSION
```
public static final String JAVA_RUNTIME_VERSION
```
    The System property name "java.runtime.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_SPECIFICATION_NAME
```
public static final String JAVA_SPECIFICATION_NAME
```
    The System property name "java.specification.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_SPECIFICATION_VENDOR
```
public static final String JAVA_SPECIFICATION_VENDOR
```
    The System property name "java.specification.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_SPECIFICATION_VERSION
```
public static final String JAVA_SPECIFICATION_VERSION
```
    The System property name "java.specification.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_UTIL_PREFS_PREFERENCES_FACTORY
```
public static final String JAVA_UTIL_PREFS_PREFERENCES_FACTORY
```
    The System property name "java.util.prefs.PreferencesFactory".
    
    See Also:
    
    Constant Field Values
  - JAVA_VENDOR
```
public static final String JAVA_VENDOR
```
    The System property name "java.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_VENDOR_URL
```
public static final String JAVA_VENDOR_URL
```
    The System property name "java.vendor.url".
    
    See Also:
    
    Constant Field Values
  - JAVA_VERSION
```
public static final String JAVA_VERSION
```
    The System property name "java.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_INFO
```
public static final String JAVA_VM_INFO
```
    The System property name "java.vm.info".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_NAME
```
public static final String JAVA_VM_NAME
```
    The System property name "java.vm.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_SPECIFICATION_NAME
```
public static final String JAVA_VM_SPECIFICATION_NAME
```
    The System property name "java.vm.specification.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_SPECIFICATION_VENDOR
```
public static final String JAVA_VM_SPECIFICATION_VENDOR
```
    The System property name "java.vm.specification.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_SPECIFICATION_VERSION
```
public static final String JAVA_VM_SPECIFICATION_VERSION
```
    The System property name "java.vm.specification.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_VENDOR
```
public static final String JAVA_VM_VENDOR
```
    The System property name "java.vm.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_VERSION
```
public static final String JAVA_VM_VERSION
```
    The System property name "java.vm.version".
    
    See Also:
    
    Constant Field Values
  - LINE_SEPARATOR
```
public static final String LINE_SEPARATOR
```
    The System property name "line.separator".
    
    See Also:
    
    Constant Field Values
  - OS_ARCH
```
public static final String OS_ARCH
```
    The System property name "os.arch".
    
    See Also:
    
    Constant Field Values
  - OS_NAME
```
public static final String OS_NAME
```
    The System property name "os.name".
    
    See Also:
    
    Constant Field Values
  - OS_VERSION
```
public static final String OS_VERSION
```
    The System property name "os.version".
    
    See Also:
    
    Constant Field Values
  - PATH_SEPARATOR
```
public static final String PATH_SEPARATOR
```
    The System property name "path.separator".
    
    See Also:
    
    Constant Field Values
  - USER_COUNTRY
```
public static final String USER_COUNTRY
```
    The System property name "user.country".
    
    See Also:
    
    Constant Field Values
  - USER_DIR
```
public static final String USER_DIR
```
    The System property name "user.dir".
    
    See Also:
    
    Constant Field Values
  - USER_HOME
```
public static final String USER_HOME
```
    The System property name "user.home".
    
    See Also:
    
    Constant Field Values
  - USER_LANGUAGE
```
public static final String USER_LANGUAGE
```
    The System property name "user.language".
    
    See Also:
    
    Constant Field Values
  - USER_NAME
```
public static final String USER_NAME
```
    The System property name "user.name".
    
    See Also:
    
    Constant Field Values
  - USER_REGION
```
public static final String USER_REGION
```
    The System property name "user.region".
    
    See Also:
    
    Constant Field Values
  - USER_TIMEZONE
```
public static final String USER_TIMEZONE
```
    The System property name "user.timezone".
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - SystemProperties
```
public SystemProperties()
```
- Method Detail
  - getAwtToolkit
```
public static String getAwtToolkit()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getBoolean
```
public static boolean getBoolean(String key,
                                 BooleanSupplier defaultIfAbsent)
```
    Gets the current value for the property named key as an boolean.
    
    Parameters:
    
    key - The key
    
    defaultIfAbsent - The default value
    
    Returns:
    
    an boolean or defaultIfAbsent
  - getFileEncoding
```
public static String getFileEncoding()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getFileSeparator
```
public static String getFileSeparator()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getInt
```
public static int getInt(String key,
                         IntSupplier defaultIfAbsent)
```
    Gets the current value for the property named key as an int.
    
    Parameters:
    
    key - The key
    
    defaultIfAbsent - The default value
    
    Returns:
    
    an int or defaultIfAbsent
  - getJavaAwtFonts
```
public static String getJavaAwtFonts()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaAwtGraphicsenv
```
public static String getJavaAwtGraphicsenv()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaAwtHeadless
```
public static String getJavaAwtHeadless()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaAwtPrinterjob
```
public static String getJavaAwtPrinterjob()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaClassPath
```
public static String getJavaClassPath()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaClassVersion
```
public static String getJavaClassVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaCompiler
```
public static String getJavaCompiler()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaEndorsedDirs
```
public static String getJavaEndorsedDirs()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaExtDirs
```
public static String getJavaExtDirs()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaHome
```
public static String getJavaHome()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaIoTmpdir
```
public static String getJavaIoTmpdir()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaLibraryPath
```
public static String getJavaLibraryPath()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaLocaleProviders
```
public static String getJavaLocaleProviders()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Java 9 and above.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaRuntimeName
```
public static String getJavaRuntimeName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaRuntimeVersion
```
public static String getJavaRuntimeVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSpecificationName
```
public static String getJavaSpecificationName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSpecificationVendor
```
public static String getJavaSpecificationVendor()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSpecificationVersion
```
public static String getJavaSpecificationVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaUtilPrefsPreferencesFactory
```
public static String getJavaUtilPrefsPreferencesFactory()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVendor
```
public static String getJavaVendor()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVendorUrl
```
public static String getJavaVendorUrl()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVersion
```
public static String getJavaVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmInfo
```
public static String getJavaVmInfo()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmName
```
public static String getJavaVmName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmSpecificationName
```
public static String getJavaVmSpecificationName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmSpecificationVendor
```
public static String getJavaVmSpecificationVendor()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmSpecificationVersion
```
public static String getJavaVmSpecificationVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmVendor
```
public static String getJavaVmVendor()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmVersion
```
public static String getJavaVmVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getLineSeparator
```
public static String getLineSeparator()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getLong
```
public static long getLong(String key,
                           LongSupplier defaultIfAbsent)
```
    Gets the current value for the property named key as a long.
    
    Parameters:
    
    key - The key
    
    defaultIfAbsent - The default value
    
    Returns:
    
    a long or defaultIfAbsent
  - getOsArch
```
public static String getOsArch()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getOsName
```
public static String getOsName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getOsVersion
```
public static String getOsVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getPathSeparator
```
public static String getPathSeparator()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getProperty
```
public static String getProperty(String property)
```
    Gets a System property, defaulting to null if the property cannot be read.
    If a SecurityException is caught, the return value is null.
    
    Parameters:
    
    property - the system property name
    
    Returns:
    
    the system property value or null if a security problem occurs
  - getUserCountry
```
public static String getUserCountry()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserDir
```
public static String getUserDir()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserHome
```
public static String getUserHome()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserLanguage
```
public static String getUserLanguage()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserName
```
public static String getUserName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserTimezone
```
public static String getUserTimezone()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.

Class SystemProperties

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

AWT_TOOLKIT

FILE_ENCODING

FILE_SEPARATOR

JAVA_AWT_FONTS

JAVA_AWT_GRAPHICSENV

JAVA_AWT_HEADLESS

JAVA_AWT_PRINTERJOB

JAVA_CLASS_PATH

JAVA_CLASS_VERSION

JAVA_COMPILER

JAVA_ENDORSED_DIRS

JAVA_EXT_DIRS

JAVA_HOME

JAVA_IO_TMPDIR

JAVA_LIBRARY_PATH

JAVA_LOCALE_PROVIDERS

JAVA_RUNTIME_NAME

JAVA_RUNTIME_VERSION

JAVA_SPECIFICATION_NAME

JAVA_SPECIFICATION_VENDOR

JAVA_SPECIFICATION_VERSION

JAVA_UTIL_PREFS_PREFERENCES_FACTORY

JAVA_VENDOR

JAVA_VENDOR_URL

JAVA_VERSION

JAVA_VM_INFO

JAVA_VM_NAME

JAVA_VM_SPECIFICATION_NAME

JAVA_VM_SPECIFICATION_VENDOR

JAVA_VM_SPECIFICATION_VERSION

JAVA_VM_VENDOR

JAVA_VM_VERSION

LINE_SEPARATOR

OS_ARCH

OS_NAME

OS_VERSION

PATH_SEPARATOR

USER_COUNTRY

USER_DIR

USER_HOME

USER_LANGUAGE

USER_NAME

USER_REGION

USER_TIMEZONE

Constructor Detail

SystemProperties

Method Detail

getAwtToolkit

getBoolean

getFileEncoding

getFileSeparator

getInt

getJavaAwtFonts

getJavaAwtGraphicsenv

getJavaAwtHeadless

getJavaAwtPrinterjob

getJavaClassPath

getJavaClassVersion

getJavaCompiler

getJavaEndorsedDirs

getJavaExtDirs

getJavaHome

getJavaIoTmpdir

getJavaLibraryPath

getJavaLocaleProviders

getJavaRuntimeName

getJavaRuntimeVersion

getJavaSpecificationName

getJavaSpecificationVendor

getJavaSpecificationVersion

getJavaUtilPrefsPreferencesFactory

getJavaVendor

getJavaVendorUrl

getJavaVersion