Java System mapLibraryName() Method7 Nov 2024 | 1 min read The mapLibraryName() method of Java System Class maps a library name into platform-specific string which represents a native library. SyntaxParameterlibname - the name of the library. Returns
Example 1Output: map library for user's name = user.name.dll map library for user's home = user.home.dll map library for user's dir = user.dir.dll Example 2Output: map library for OS's name = os.name.dll map library for OS's architecture = os.arch.dll map library for OS's version = os.version.dll Next TopicJava-system-nanotime-method |
The setIn() method of Java System class is used to reassign the "standard" input stream. Syntax public static void setIn(PrintStream in) Parameter in - It is the new standard input stream. Exception SecurityException: This exception will throw if the security manager exists and its checkPermission method doesn't allow reassigning of the standard input...
1 min read
The currentTimeMillis() method of System class returns current time in format of millisecond. Millisecond will be returned as unit of time. Syntax public static long currentTimeMillis() Returns Returns difference, measured in milliseconds, between current time and midnight January 1, 1970 UTC(coordinated universal time). Example public class SystemCurrentTimeMillisExample1 { public static void main(String[] args)...
1 min read
The setProperty() method of Java system class sets the property of the system which is indicated by a key. Syntax: public static String setProperty(String key, String value ) Parameters: key - It is the name of the system property. value - It is the value of the system property. Returns This method returns...
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The System class of java contains several useful class fields and methods. It also provides facilities like standard input, standard output, and error output Streams. It can't be instantiated. The Java System class comes in the module of "java.base" & in the package of "java.lang". In ,...
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The inheritedChannel() method of Java System class returns channel inherited from entity that created this java virtual machine. Syntax public static Channel inheritedChannel() throws IOException Returns Returns the inherited channel. Returns null if channel is not there. If an I/O error occurs then IOException is thrown. If Security manager exist and doesn?t allow...
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The getProperty(String key,Stringdef) method of Java System class returns property of a system which is indicated by a specified key. Syntax public static String getProperty(String key,String def) Parameter key - the name of the system property. def - a default value. Returns This method returns System property or default value if there is...
1 min read
The setProperties() method of Java System class sets the properties of the system to the argument of properties. Syntax: public static void setProperties(Properties props) Parameters: props - It is the new system properties. Throws: SecurityException: This exception will throw if the security manager exists and its checkPropertiesAccess method doesn't allow access to...
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The getProperties() method of Java System class returns the properties of current system. If there is no current set of system property, a set of system properties is first created and initialized. This system property set includes value for the following keys: Key Description of Associated Value java.version Java Runtime...
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The exit() method of System class terminates the current Java virtual machine running on system. This method takes status code as an argument. Status - exit(0) - indicates Successful termination Status - exit(-1) - indicates unsuccessful termination with Exception Status - exit(1) - indicates Unsuccessful termination Syntax public static void exit(int...
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The setErr() method of Java System class is used to reassign the "standard" error output stream. Syntax public static void setErr(PrintStream err) Parameter err - It is the new standard error output stream. Exception: SecurityException: This exception will throw if the security manager exists and its checkPermission method doesn't allow reassigning of the...
1 min read
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