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Luke Taylor
2009-10-07 19:07:22 +00:00
parent 6aee4f0ee4
commit 2b99c6331e
2 changed files with 11 additions and 10 deletions
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taglibs/src/main/java/org/springframework/security/taglibs/authz/AccessControlListTag.java
+8 -5
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@@ -52,15 +52,18 @@ import org.springframework.web.util.ExpressionEvaluationUtils;
* principal.
* <p>
* One or more comma separate numeric are specified via the <tt>hasPermission</tt> attribute.
* These permissions are then converted into {@link Permission} instances. These instances are then presented as an
* array to the {@link Acl#isGranted(Permission[], org.springframework.security.acls.model.Sid[], boolean)} method.
* These permissions are then converted into {@link Permission} instances using the {@link PermissionFactory}
* instance obtained from the application context, or a {@link DefaultPermissionFactory} if one isn't found.
* The <tt>Permission</tt> instances are then presented as a list
* array to the {@link Acl#isGranted(List, List, boolean)} method.
* The {@link Sid} presented is determined by the {@link SidRetrievalStrategy}.
* <p>
* For this class to operate it must be able to access the application context via the
* <code>WebApplicationContextUtils</code> and attempt to locate an {@link AclService} and {@link SidRetrievalStrategy}.
* <code>WebApplicationContextUtils</code> and attempt to locate an {@link AclService},
* {@link ObjectIdentityRetrievalStrategy} and {@link SidRetrievalStrategy}.
* There cannot be more than one of these present. The <tt>AclService</tt> must be provided, but a
* {@link SidRetrievalStrategyImpl} instance will be created as the default retrieval strategy if no implementation
* is supplied by the application context.
* {@link SidRetrievalStrategyImpl} and/or an {@link ObjectIdentityRetrievalStrategyImpl} will be created if no
* implementations are found in the application context.
*
* @author Ben Alex
* @version $Id$