- All Known Implementing Classes:
AllPermission,AttachPermission,AudioPermission,AuthPermission,AWTPermission,BasicPermission,CardPermission,DelegationPermission,FilePermission,FlightRecorderPermission,InquireSecContextPermission,JDIPermission,LinkPermission,LoggingPermission,ManagementPermission,MBeanPermission,MBeanServerPermission,MBeanTrustPermission,NetPermission,NetworkPermission,Permission,PrivateCredentialPermission,PropertyPermission,ReflectPermission,RuntimePermission,SecurityPermission,SerializablePermission,ServicePermission,SocketPermission,SQLPermission,SSLPermission,SubjectDelegationPermission,UnresolvedPermission,URLPermission
public interface GuardThis interface represents a guard, which is an object that is used to protect access to another object.
This interface contains a single method,
checkGuard, with a singleobjectargument.checkGuardis invoked (by the GuardedObjectgetObjectmethod) to determine whether or not to allow access to the object.- Since:
- 1.2
- See Also:
GuardedObject
Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description voidcheckGuard(Object object)Determines whether or not to allow access to the guarded objectobject.
Method Detail
checkGuard
void checkGuard(Object object) throws SecurityException
Determines whether or not to allow access to the guarded objectobject. Returns silently if access is allowed. Otherwise, throws a SecurityException.- Parameters:
object- the object being protected by the guard.- Throws:
SecurityException- if access is denied.