Copyright (c) 2008, 2010 VMware Inc.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Eclipse Public License v1.0
which accompanies this distribution, and is available at
VMware Inc. - initial contribution
Maintains state about which
was last seen for the current thread.
State is thread local.
Query whether the supplied
or one of its causes has been seen.
true if the
Throwable has been seen, otherwise
return String.format("FFDC Exception State [lastSeen = '" + get() + "']");