sun.security.action
Class GetBooleanAction

java.lang.Object
  sun.security.action.GetBooleanAction

All Implemented Interfaces:

PrivilegedAction

public class GetBooleanAction
extends Object
implements PrivilegedAction

A convenience class for retrieving the boolean value of a system property as a privileged action.

An instance of this class can be used as the argument of AccessController.doPrivileged.

The following code retrieves the boolean value of the system property named "prop" as a privileged action:

 boolean b = ((Boolean)java.security.AccessController.doPrivileged(
                         new GetBooleanAction("prop"))).booleanValue();
 

Since:

JDK1.2

See Also:

PrivilegedAction, AccessController

Constructor Summary

GetBooleanAction(String theProp)
Constructor that takes the name of the system property whose boolean value needs to be determined.

Method Summary

Object

run() Determines the boolean value of the system property whose name was specified in the constructor.

Methods inherited from class java.lang.Object

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

Constructor Detail

GetBooleanAction

public GetBooleanAction(String theProp)

Constructor that takes the name of the system property whose boolean value needs to be determined.

Parameters:

theProp - the name of the system property.

Method Detail

run

public Object run()

Determines the boolean value of the system property whose name was specified in the constructor.

Specified by:

run in interface PrivilegedAction

Returns:

the Boolean value of the system property.

See Also:

AccessController.doPrivileged(PrivilegedAction), AccessController.doPrivileged(PrivilegedAction, AccessControlContext)