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JavaTM 2 Platform Std. Ed. v1.3.1 |
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java.security
Interface PrivilegedAction
- public interface PrivilegedAction
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,AccessController.doPrivileged(PrivilegedAction),PrivilegedExceptionAction
| Method Summary | |
Object |
run()
Performs the computation. |
| Method Detail |
run
public Object run()
- Performs the computation. This method will be called by
AccessController.doPrivilegedafter enabling privileges.- Returns:
- a class-dependent value that may represent the results of the
computation. Each class that implements
PrivilegedActionshould document what (if anything) this value represents. - See Also:
AccessController.doPrivileged(PrivilegedAction),AccessController.doPrivileged(PrivilegedAction, AccessControlContext)
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JavaTM 2 Platform Std. Ed. v1.3.1 |
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