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java.lang.Objectjavax.security.auth.SubjectDomainCombiner
public class SubjectDomainCombiner
A SubjectDomainCombiner updates ProtectionDomains
with Principals from the Subject associated with this
SubjectDomainCombiner.
| Constructor Summary | |
|---|---|
SubjectDomainCombiner(Subject subject)
Associate the provided Subject with this
SubjectDomainCombiner. |
|
| Method Summary | |
|---|---|
ProtectionDomain[] |
combine(ProtectionDomain[] currentDomains,
ProtectionDomain[] assignedDomains)
Update the relevant ProtectionDomains with the Principals from the Subject associated with this
SubjectDomainCombiner. |
Subject |
getSubject()
Get the Subject associated with this
SubjectDomainCombiner. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public SubjectDomainCombiner(Subject subject)
Subject with this
SubjectDomainCombiner.
subject - the Subject to be associated with
with this SubjectDomainCombiner.| Method Detail |
|---|
public Subject getSubject()
Subject associated with this
SubjectDomainCombiner.
Subject associated with this
SubjectDomainCombiner, or null
if no Subject is associated with this
SubjectDomainCombiner.
SecurityException - if the caller does not have permission
to get the Subject associated with this
SubjectDomainCombiner.
public ProtectionDomain[] combine(ProtectionDomain[] currentDomains,
ProtectionDomain[] assignedDomains)
Subject associated with this
SubjectDomainCombiner.
A new ProtectionDomain instance is created
for each ProtectionDomain in the
currentDomains array. Each new ProtectionDomain
instance is created using the CodeSource,
Permissions and ClassLoader
from the corresponding ProtectionDomain in
currentDomains, as well as with the Principals from
the Subject associated with this
SubjectDomainCombiner.
All of the newly instantiated ProtectionDomains are combined into a new array. The ProtectionDomains from the assignedDomains array are appended to this new array, and the result is returned.
Note that optimizations such as the removal of duplicate ProtectionDomains may have occurred. In addition, caching of ProtectionDomains may be permitted.
combine in interface DomainCombinercurrentDomains - the ProtectionDomains associated with the
current execution Thread, up to the most recent
privileged ProtectionDomain.
The ProtectionDomains are are listed in order of execution,
with the most recently executing ProtectionDomain
residing at the beginning of the array. This parameter may
be null if the current execution Thread
has no associated ProtectionDomains.assignedDomains - the ProtectionDomains inherited from the
parent Thread, or the ProtectionDomains from the
privileged context, if a call to
AccessController.doPrivileged(..., context)
had occurred This parameter may be null
if there were no ProtectionDomains inherited from the
parent Thread, or from the privileged context.
null.
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Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.