Author: ito
Date: Wed Nov 17 12:47:11 2010
New Revision: 1036010

URL: http://svn.apache.org/viewvc?rev=1036010&view=rev
Log:
CLEREZZA-359: LoginListener Interface created

Added:
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/LoginListener.java
Modified:
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticatingFilter.java

Modified: 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticatingFilter.java
URL: 
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticatingFilter.java?rev=1036010&r1=1036009&r2=1036010&view=diff
==============================================================================
--- 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticatingFilter.java
 (original)
+++ 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticatingFilter.java
 Wed Nov 17 12:47:11 2010
@@ -20,9 +20,14 @@ package org.apache.clerezza.platform.sec
 
 import java.security.PrivilegedActionException;
 import java.security.PrivilegedExceptionAction;
+import java.util.ArrayList;
+import java.util.Collections;
 
 import java.util.Comparator;
+import java.util.HashSet;
 import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
 import java.util.SortedSet;
 import java.util.TreeSet;
 import javax.security.auth.Subject;
@@ -31,6 +36,7 @@ import org.apache.felix.scr.annotations.
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.ReferencePolicy;
+import org.apache.felix.scr.annotations.References;
 import org.apache.felix.scr.annotations.Service;
 
 import org.slf4j.Logger;
@@ -48,15 +54,22 @@ import org.wymiwyg.wrhapi.filter.Filter;
  */
 @Component
 @Service(Filter.class)
-...@reference(name="weightedAuthenticationMethod",
-    cardinality=ReferenceCardinality.MANDATORY_MULTIPLE,
-    policy=ReferencePolicy.DYNAMIC,
-    referenceInterface=WeightedAuthenticationMethod.class)
+...@references({
+       @Reference(name="weightedAuthenticationMethod",
+               cardinality=ReferenceCardinality.MANDATORY_MULTIPLE,
+               policy=ReferencePolicy.DYNAMIC,
+               referenceInterface=WeightedAuthenticationMethod.class),
+       @Reference(name="loginListener",
+               cardinality=ReferenceCardinality.OPTIONAL_MULTIPLE,
+               policy=ReferencePolicy.DYNAMIC,
+               referenceInterface=LoginListener.class)
+               })
 public class AuthenticatingFilter implements Filter {
 
        private final Logger logger = 
LoggerFactory.getLogger(AuthenticatingFilter.class);
        private SortedSet<WeightedAuthenticationMethod> methodList =
                        new TreeSet<WeightedAuthenticationMethod>(new 
WeightedAuthMethodComparator());
+       private final Set<LoginListener> loginListenerSet = 
Collections.synchronizedSet(new HashSet<LoginListener>());
        public static final Subject ANONYMOUS_SUBJECT = 
UserUtil.createSubject("anonymous");
 
        @Override
@@ -85,6 +98,14 @@ public class AuthenticatingFilter implem
                        subject = ANONYMOUS_SUBJECT;
                } else {
                        subject = UserUtil.createSubject(userName);
+                       Set<LoginListener> tempLoginListenerSet = null;
+                       synchronized(loginListenerSet) {
+                               tempLoginListenerSet = new 
HashSet<LoginListener>(loginListenerSet);
+                       }
+                       for (Iterator<LoginListener> it = 
tempLoginListenerSet.iterator(); it.hasNext();) {
+                               LoginListener listener = it.next();
+                               listener.userLoggedIn(userName, 
authenticationMethod.getClass());
+                       }
                }
                try {
                        Subject.doAsPrivileged(subject, new 
PrivilegedExceptionAction() {
@@ -123,13 +144,31 @@ public class AuthenticatingFilter implem
        /**
         * Unregister a <code>WeightedAuthenticationMethod</code>
         *
-        * @param method the method to be deregistered
+        * @param method the method to be unregistered
         */
        protected void 
unbindWeightedAuthenticationMethod(WeightedAuthenticationMethod method) {
                methodList.remove(method);
        }
 
        /**
+        * Registers a <code>LoginListener</code>
+        *
+        * @param listener the listener to be registered
+        */
+       protected void bindLoginListener(LoginListener listener) {
+               loginListenerSet.add(listener);
+       }
+
+       /**
+        * Unregisters a <code>LoginListener</code>
+        *
+        * @param listener the listener to be unregistered
+        */
+       protected void unbindLoginListener(LoginListener listener) {
+               loginListenerSet.remove(listener);
+       }
+
+       /**
         * Compares the WeightedAuthenticationMethods, descending for weight 
and ascending by name
         */
        static class WeightedAuthMethodComparator

Added: 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/LoginListener.java
URL: 
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/LoginListener.java?rev=1036010&view=auto
==============================================================================
--- 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/LoginListener.java
 (added)
+++ 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/LoginListener.java
 Wed Nov 17 12:47:11 2010
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.clerezza.platform.security.auth;
+
+/**
+ * A Service interface whose implementations will be notified when a user has
+ * successfully logged in.
+ *
+ * @author tio
+ */
+public interface LoginListener {
+
+       /**
+        * Notifies when a user is logged in successfully.
+        *
+        * @param userName of the user who has successfully logged in
+        * @param clazz the AuthenticationMethod used
+        */
+       public void userLoggedIn(String userName, Class<? extends 
AuthenticationMethod> clazz);
+}


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