Author: ito
Date: Wed Nov 17 14:01:56 2010
New Revision: 1036044

URL: http://svn.apache.org/viewvc?rev=1036044&view=rev
Log:
CLEREZZA-359: reverted current approach

Removed:
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/LoginListener.java
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserLoginListener.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
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticationCheckerImpl.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=1036044&r1=1036043&r2=1036044&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 14:01:56 2010
@@ -20,14 +20,9 @@ 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;
@@ -36,7 +31,6 @@ 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;
@@ -54,22 +48,15 @@ import org.wymiwyg.wrhapi.filter.Filter;
  */
 @Component
 @Service(Filter.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)
-               })
+...@reference(name="weightedAuthenticationMethod",
+       cardinality=ReferenceCardinality.MANDATORY_MULTIPLE,
+       policy=ReferencePolicy.DYNAMIC,
+       referenceInterface=WeightedAuthenticationMethod.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
@@ -98,14 +85,6 @@ 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() {
@@ -151,24 +130,6 @@ public class AuthenticatingFilter implem
        }
 
        /**
-        * 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

Modified: 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticationCheckerImpl.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/AuthenticationCheckerImpl.java?rev=1036044&r1=1036043&r2=1036044&view=diff
==============================================================================
--- 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticationCheckerImpl.java
 (original)
+++ 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.security/src/main/java/org/apache/clerezza/platform/security/auth/AuthenticationCheckerImpl.java
 Wed Nov 17 14:01:56 2010
@@ -20,6 +20,7 @@ package org.apache.clerezza.platform.sec
 
 import java.security.AccessController;
 import java.util.Iterator;
+import java.util.concurrent.locks.Lock;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.Service;
@@ -34,7 +35,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.apache.clerezza.platform.config.SystemConfig;
 import org.apache.clerezza.platform.security.PasswordUtil;
-import org.apache.clerezza.rdf.core.MGraph;
+import org.apache.clerezza.rdf.core.access.LockableMGraph;
 import org.apache.clerezza.rdf.ontologies.PLATFORM;
 
 /**
@@ -50,7 +51,7 @@ public class AuthenticationCheckerImpl i
        private final static Logger logger = 
LoggerFactory.getLogger(AuthenticationCheckerImpl.class);
 
        @Reference(target=SystemConfig.SYSTEM_GRAPH_FILTER)
-       private MGraph systemGraph;
+       private LockableMGraph systemGraph;
 
        /**
         * Checks if the provided username and password matches a username and
@@ -79,21 +80,33 @@ public class AuthenticationCheckerImpl i
 
        private NonLiteral getAgentFromGraph(String userName) throws 
NoSuchAgent {
                NonLiteral agent;
-               Iterator<Triple> agents = systemGraph.filter(null, 
PLATFORM.userName, new PlainLiteralImpl(userName));
-               if (agents.hasNext()) {
-                       agent = agents.next().getSubject();
-               } else {
-                       logger.info("unsuccessful authentication attempt as 
non-existent user {}", userName);
-                       throw new NoSuchAgent();
+               Lock l = systemGraph.getLock().readLock();
+               l.lock();
+               try {
+                       Iterator<Triple> agents = systemGraph.filter(null, 
PLATFORM.userName, new PlainLiteralImpl(userName));
+                       if (agents.hasNext()) {
+                               agent = agents.next().getSubject();
+                       } else {
+                               logger.info("unsuccessful authentication 
attempt as non-existent user {}", userName);
+                               throw new NoSuchAgent();
+                       }
+               } finally {
+                       l.unlock();
                }
                return agent;
        }
 
        private String getPasswordOfAgent(NonLiteral agent) {
                String storedPassword = "";
-               Iterator<Triple> agentPassword = systemGraph.filter(agent, 
PERMISSION.passwordSha1, null);
-               if (agentPassword.hasNext()) {
-                       storedPassword = ((Literal) 
agentPassword.next().getObject()).getLexicalForm();
+               Lock l = systemGraph.getLock().readLock();
+               l.lock();
+               try {
+                       Iterator<Triple> agentPassword = 
systemGraph.filter(agent, PERMISSION.passwordSha1, null);
+                       if (agentPassword.hasNext()) {
+                               storedPassword = ((Literal) 
agentPassword.next().getObject()).getLexicalForm();
+                       }
+               } finally {
+                       l.unlock();
                }
                return storedPassword;
        }


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