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Java Source Code / Java Documentation » 6.0 JDK Modules » j2me » java.security

Source Cross Reference Class Diagram Java Document (Java Doc)

java.security .PrivilegedAction

All known Subclasses:   sun.security.action .GetBooleanAction,  sun.security.action .LoadLibraryAction,  sun.security.action .GetPropertyAction,  sun.security.action .GetIntegerAction,
PrivilegedAction
public interface PrivilegedAction (Code)
A computation to be performed with privileges enabled. The computation is performed by invoking AccessController.doPrivileged on the PrivilegedAction object. This interface is used only for computations that do not throw checked exceptions; computations that throw checked exceptions must use PrivilegedExceptionAction instead.
See Also:   AccessController
See Also:   AccessController.doPrivileged(PrivilegedAction)
See Also:   PrivilegedExceptionAction

Method Summary
Object run()
     Performs the computation.

Method Detail
run
Object run()(Code)
Performs the computation. This method will be called by AccessController.doPrivileged after enabling privileges. a class-dependent value that may represent the results of thecomputation. Each class that implementsPrivilegedActionshould document what (if anything) this value represents.
See Also:   AccessController.doPrivileged(PrivilegedAction)
See Also:   AccessController.doPrivileged(PrivilegedActionAccessControlContext)

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