Package org.qiunet.utils.system

Class SystemPropertyUtil

java.lang.Object

org.qiunet.utils.system.SystemPropertyUtil

public final class SystemPropertyUtil
extends Object

A collection of utility methods to retrieve and parse the values of the Java system properties.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	SystemPropertyUtil.OSType

Method Summary

Modifier and Type	Method	Description
static String	get(String key)	从环境变量获得数据
static String	get(String key, String defaultVal)	从环境变量获得数据 没有.
static String	getFileSeparator()
static String	getLineSeparator()
static SystemPropertyUtil.OSType	getOsName()	get operation system name
static String	getPathSeparator()
static String	getUserDir()	get user.dir
static String	getUserHome()	get user.home

Methods inherited from class java.lang.Object

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

Method Details

get

public static String get(String key)

从环境变量获得数据

Parameters:

key -

Returns:

get

public static String get(String key,
 String defaultVal)

从环境变量获得数据 没有. 则使用默认值.

Parameters:

key -

defaultVal -

Returns:

getUserHome

public static String getUserHome()

get user.home

Returns:

getUserDir

public static String getUserDir()

get user.dir

Returns:

getOsName

public static SystemPropertyUtil.OSType getOsName()

get operation system name

Returns:

getPathSeparator

public static String getPathSeparator()

getFileSeparator

public static String getFileSeparator()

getLineSeparator

public static String getLineSeparator()