Guard

public interface Guard

Known Indirect Subclasses

AllPermission, BasicPermission, FilePermission, LinkPermission, LoggingPermission, NetPermission, Permission, PrivateCredentialPermission, PropertyPermission, ReflectPermission, RuntimePermission, SQLPermission, SecurityPermission, SerializablePermission, SocketPermission

This 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 single object argument. checkGuard is invoked (by the GuardedObject getObject method) to determine whether or not to allow access to the object.

Public Method Summary

abstract void

checkGuard(Object object)

Determines whether or not to allow access to the guarded object object.

Public Methods

public abstract void checkGuard (Object object)

Determines whether or not to allow access to the guarded object object. 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.