System.getProperty : Runtime System « Development « Java Tutorial

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Java Tutorial » Development » Runtime System

6. 47. 11. System.getProperty


class ShowUserDir {

  public static void main(String args[]) {

    System.out.println(System.getProperty("user.dir"));

  }

}

The following properties are available:



file.separator



java.specification.version



java.vm.version



java.class.path



java.vendor



line.separator



java.class.version



java.vendor.url



os.arch



java.compiler



java.version



os.name



java.ext.dirs



java.vm.name



os.version



java.home



java.vm.specification.name



path.separator



java.io.tmpdir



java.vm.specification.vendor



user.dir



java.library.path



java.vm.specification.version



user.home



java.specification.name



java.vm.vendor



user.name



java.specification.vendor

6. 47. Runtime System
	6. 47. 1.	Milliseconds elapsed since January 1, 1970
	6. 47. 2.	Demonstrate totalMemory(), freeMemory() and gc().
	6. 47. 3.	Demonstrate exec().
	6. 47. 4.	Wait until notepad is terminated.
	6. 47. 5.	Timing program execution.
	6. 47. 6.	Using arraycopy().
	6. 47. 7.	Display the total amount of memory in the Java virtual machine.
	6. 47. 8.	Display the maximum amount of memory
	6. 47. 9.	Display the amount of free memory in the Java Virtual Machine.
	6. 47. 10.	Get Number of Available Processors
	6. 47. 11.	System.getProperty
	6. 47. 12.	Execute system command
	6. 47. 13.	Determine when the application is about to exit
	6. 47. 14.	Execute a command from code
	6. 47. 15.	Execute a command with more than one argument
	6. 47. 16.	Launch a Unix script with Java
	6. 47. 17.	Read output from a Command execution
	6. 47. 18.	Send an Input to a Command
	6. 47. 19.	From Runtime.exec() to ProcessBuilder
	6. 47. 20.	Registering Shutdown Hooks for Virtual Machine

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