net.jini.io.context

Interface ClientSubject

public interface ClientSubject

A server context element that can supply the client subject for the remote call.

Since:

2.0

Author:

Sun Microsystems, Inc.

See Also:

ServerContext.getServerContextElement(java.lang.Class)

Method Summary

Modifier and Type	Method and Description
Subject	getClientSubject() Returns the authenticated identity of the client as a read-only instance, or null if the client was not authenticated.

Method Detail

getClientSubject

Subject getClientSubject()

Returns the authenticated identity of the client as a read-only instance, or null if the client was not authenticated.

If the client delegated to the server, then the returned subject contains any derived delegation credentials; the server can then impersonate the client by performing outbound secure calls (or by receiving incoming secure calls) in the context of a Subject.doAs with the client subject.

Returns:

the authenticated identity of the client as a read-only instance, or null if the client was not authenticated

Throws:

SecurityException - if a security manager exists and its checkPermission method invoked with the permission ContextPermission("net.jini.io.context.ClientSubject.getClientSubject") throws a SecurityException