javax.security.auth
Interface Refreshable

public interface Refreshable

Objects such as credentials may optionally implement this interface to provide the capability to refresh itself. For example, a credential with a particular time-restricted lifespan may implement this interface to allow callers to refresh the time period for which it is valid.

Version:

1.5, 01/11/00

See Also:

Subject

Method Summary

boolean	isCurrent() Determine if this Object is current.
void	refresh() Update or extend the validity period for this Object.

Method Detail

isCurrent

public boolean isCurrent()

Determine if this Object is current.

Returns:

true if this Object is currently current, false otherwise.

refresh

public void refresh()
             throws RefreshFailedException

Update or extend the validity period for this Object.

Throws:

java.lang.SecurityException - if the caller does not have permission to update or extend the validity period for this Object.

RefreshFailedException - if the refresh attempt failed.