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Posted to commits@clerezza.apache.org by re...@apache.org on 2015/04/14 15:13:53 UTC

[78/87] [abbrv] clerezza git commit: CLEREZZA-983: Adapted to new casing of rdf-core (part 1)

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderingExceptionMapper.java
----------------------------------------------------------------------
diff --git a/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderingExceptionMapper.java b/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderingExceptionMapper.java
index 4dcee16..d60d9af 100644
--- a/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderingExceptionMapper.java
+++ b/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderingExceptionMapper.java
@@ -29,7 +29,7 @@ import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.Service;
 import org.apache.clerezza.platform.typerendering.ontologies.TYPERENDERING;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.ontologies.RDF;
 import org.osgi.service.component.ComponentContext;
 import org.slf4j.Logger;
@@ -79,9 +79,8 @@ public class TypeRenderingExceptionMapper implements ExceptionMapper<TypeRenderi
      */
     protected void activate(ComponentContext componentContext) throws Exception {
         URL template = getClass().getResource("exception-template.ssp");
-        renderletManager.registerRenderlet(
-                "org.apache.clerezza.platform.typerendering.scalaserverpages.ScalaServerPagesRenderlet",
-                new Iri(template.toURI().toString()),
+        renderletManager.registerRenderlet("org.apache.clerezza.platform.typerendering.scalaserverpages.ScalaServerPagesRenderlet",
+                new IRI(template.toURI().toString()),
                 TYPERENDERING.Exception, ".*",
                 MediaType.APPLICATION_XHTML_XML_TYPE, true);
     }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderlet.java
----------------------------------------------------------------------
diff --git a/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderlet.java b/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderlet.java
index ecbaae5..851d725 100644
--- a/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderlet.java
+++ b/platform/typerendering/platform.typerendering.core/src/main/java/org/apache/clerezza/platform/typerendering/TypeRenderlet.java
@@ -25,7 +25,7 @@ import java.security.PrivilegedAction;
 import java.util.Map;
 import javax.ws.rs.core.*;
 
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.utils.GraphNode;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.ServiceReference;
@@ -126,7 +126,7 @@ public interface TypeRenderlet {
     /**
      * @return the rdf type rendered by this renderlet
      */
-    Iri getRdfType();
+    IRI getRdfType();
 
     /**
      * The renderer may render resources in different modes. Such a mode is

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManager.java
----------------------------------------------------------------------
diff --git a/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManager.java b/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManager.java
index 6cc9691..41bb488 100644
--- a/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManager.java
+++ b/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManager.java
@@ -22,7 +22,7 @@ import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;
 
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
 import org.apache.clerezza.rdf.utils.GraphNode;
 
 /**
@@ -57,15 +57,15 @@ public interface UserManager {
     /**
      *
      * @param title
-     * @return BlankNodeOrIri which is either a BlankNode or a Iri
+     * @return BlankNodeOrIRI which is either a BlankNode or a Iri
      */
-    public BlankNodeOrIri getRoleByTitle(String title);
+    public BlankNodeOrIRI getRoleByTitle(String title);
 
     /**
      *
      * @return Iterator defining all roles, except base roles
      */
-    public Iterator<BlankNodeOrIri> getRoles();
+    public Iterator<BlankNodeOrIRI> getRoles();
 
     /**
      *
@@ -74,7 +74,7 @@ public interface UserManager {
      *
      * @return Iterator defining all the Roles the specified user owns
      */
-    public Iterator<BlankNodeOrIri> getRolesOfUser(BlankNodeOrIri user);
+    public Iterator<BlankNodeOrIRI> getRolesOfUser(BlankNodeOrIRI user);
 
     /**
      *
@@ -99,7 +99,7 @@ public interface UserManager {
      *
      * @return Iterator defining all permissions of a role
      */
-    public Iterator<BlankNodeOrIri> getPermissionsOfRole(BlankNodeOrIri role);
+    public Iterator<BlankNodeOrIRI> getPermissionsOfRole(BlankNodeOrIRI role);
 
     /**
      *  Deletes the defined permissions of the role
@@ -171,10 +171,10 @@ public interface UserManager {
     /**
      *
      * @param name specifies the username of the user
-     * @return BlankNodeOrIri representing the user in the system ImmutableGraph
+     * @return BlankNodeOrIRI representing the user in the system ImmutableGraph
      */
     @Deprecated
-    public BlankNodeOrIri getUserByName(String name);
+    public BlankNodeOrIRI getUserByName(String name);
 
     /**
      * Returns the user with the specified name in an (editable) Graph
@@ -216,7 +216,7 @@ public interface UserManager {
      *
      * @return Iterator of users in the system ImmutableGraph.
      */
-    public Iterator<BlankNodeOrIri> getUsers();
+    public Iterator<BlankNodeOrIRI> getUsers();
 
     /**
      *
@@ -237,7 +237,7 @@ public interface UserManager {
      *            the user is either a BlankNode or a Iri
      * @return  Iterator defining all permissions of the specified user
      */
-    public Iterator<BlankNodeOrIri> getPermissionsOfUser(BlankNodeOrIri user);
+    public Iterator<BlankNodeOrIRI> getPermissionsOfUser(BlankNodeOrIRI user);
 
     /**
      *

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManagerImpl.java
----------------------------------------------------------------------
diff --git a/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManagerImpl.java b/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManagerImpl.java
index 847de60..ce712f3 100644
--- a/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManagerImpl.java
+++ b/platform/usermanager/src/main/java/org/apache/clerezza/platform/usermanager/UserManagerImpl.java
@@ -40,10 +40,10 @@ import org.slf4j.LoggerFactory;
 import org.apache.clerezza.platform.graphprovider.content.ContentGraphProvider;
 import org.apache.clerezza.commons.rdf.BlankNode;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
-import org.apache.clerezza.commons.rdf.RdfTerm;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
+import org.apache.clerezza.commons.rdf.RDFTerm;
 import org.apache.clerezza.commons.rdf.Triple;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.SecuredGraph;
 import org.apache.clerezza.rdf.core.access.TcManager;
 import org.apache.clerezza.commons.rdf.impl.utils.PlainLiteralImpl;
@@ -103,14 +103,14 @@ public class UserManagerImpl implements UserManager {
     }
 
     @Override
-    public BlankNodeOrIri getRoleByTitle(String title) {
+    public BlankNodeOrIRI getRoleByTitle(String title) {
         Graph systemGraph = getSystemGraph();
         Lock readLock = systemGraph.getLock().readLock();
         readLock.lock();
         try {
             Iterator<Triple> triples = systemGraph.filter(null, DC.title,
                     new PlainLiteralImpl(title));
-            BlankNodeOrIri role = null;
+            BlankNodeOrIRI role = null;
             while (triples.hasNext()) {
                 role = triples.next().getSubject();
                 if (systemGraph.filter(role, RDF.type, PERMISSION.Role).hasNext()) {
@@ -129,18 +129,18 @@ public class UserManagerImpl implements UserManager {
     }
 
     @Override
-    public Iterator<BlankNodeOrIri> getRoles() {
+    public Iterator<BlankNodeOrIRI> getRoles() {
         Graph systemGraph = getSystemGraph();
         Lock readLock = systemGraph.getLock().readLock();
         readLock.lock();
         try {
-            final Iterator<BlankNodeOrIri> allRolesIter = getResourcesOfType(PERMISSION.Role);
-            final Set<BlankNodeOrIri> allRolesSet = new HashSet<BlankNodeOrIri>();
+            final Iterator<BlankNodeOrIRI> allRolesIter = getResourcesOfType(PERMISSION.Role);
+            final Set<BlankNodeOrIRI> allRolesSet = new HashSet<BlankNodeOrIRI>();
             while (allRolesIter.hasNext()) {
                 allRolesSet.add(allRolesIter.next());
             }
-            final Set<BlankNodeOrIri> nonBaseRolesSet = new HashSet<BlankNodeOrIri>();
-            for (BlankNodeOrIri role : allRolesSet) {
+            final Set<BlankNodeOrIRI> nonBaseRolesSet = new HashSet<BlankNodeOrIRI>();
+            for (BlankNodeOrIRI role : allRolesSet) {
                 if (!systemGraph.filter(role, RDF.type, PERMISSION.BaseRole).hasNext()) {
                     nonBaseRolesSet.add(role);
                 }
@@ -152,15 +152,15 @@ public class UserManagerImpl implements UserManager {
     }
 
     @Override
-    public Iterator<BlankNodeOrIri> getRolesOfUser(BlankNodeOrIri user){
+    public Iterator<BlankNodeOrIRI> getRolesOfUser(BlankNodeOrIRI user){
         Graph systemGraph = getSystemGraph();
         Lock readLock = systemGraph.getLock().readLock();
         readLock.lock();
         try {
             final Iterator<Triple> triples = systemGraph.filter(user,SIOC.has_function, null);
-            Set<BlankNodeOrIri> userRoles = new HashSet<BlankNodeOrIri>();
+            Set<BlankNodeOrIRI> userRoles = new HashSet<BlankNodeOrIRI>();
             while (triples.hasNext()) {
-                userRoles.add((BlankNodeOrIri) triples.next().getObject());
+                userRoles.add((BlankNodeOrIRI) triples.next().getObject());
             }
             return userRoles.iterator();
         } finally {
@@ -174,7 +174,7 @@ public class UserManagerImpl implements UserManager {
             return;
         }
 
-        BlankNodeOrIri role = getRoleByTitle(title);
+        BlankNodeOrIRI role = getRoleByTitle(title);
         if (role == null) {
             return;
         }
@@ -184,7 +184,7 @@ public class UserManagerImpl implements UserManager {
         deleteTriplesOfASubject(role);
     }
 
-    private boolean isBaseRole(BlankNodeOrIri role) {
+    private boolean isBaseRole(BlankNodeOrIRI role) {
         Graph systemGraph = getSystemGraph();
         GraphNode roleNode = new GraphNode(role, systemGraph);
         Lock readLock = roleNode.readLock();
@@ -197,7 +197,7 @@ public class UserManagerImpl implements UserManager {
         
     }
 
-    private void deleteTriplesOfASubject(BlankNodeOrIri subject) {
+    private void deleteTriplesOfASubject(BlankNodeOrIRI subject) {
         Graph systemGraph = getSystemGraph();
         Lock writeLock = systemGraph.getLock().writeLock();
         writeLock.lock();
@@ -225,7 +225,7 @@ public class UserManagerImpl implements UserManager {
                 permissionEntries);
     }
 
-    private void addPermissionEntriesForARole(BlankNodeOrIri role,
+    private void addPermissionEntriesForARole(BlankNodeOrIRI role,
             String id, List<String> permissionEntries) {
         AccessController.checkPermission(new SecurityPermission("getPolicy"));
         if (role == null) {
@@ -261,7 +261,7 @@ public class UserManagerImpl implements UserManager {
      * @param permissionString the specified java permission entry
      * @return permission node
      */
-    private BlankNodeOrIri getPermissionOfAJavaPermEntry(
+    private BlankNodeOrIRI getPermissionOfAJavaPermEntry(
             String permissionString) {
         Graph systemGraph = getSystemGraph();
         Literal javaPermEntry = new PlainLiteralImpl(permissionString);
@@ -290,16 +290,16 @@ public class UserManagerImpl implements UserManager {
     }
 
     @Override
-    public Iterator<BlankNodeOrIri> getPermissionsOfRole(BlankNodeOrIri role) {
+    public Iterator<BlankNodeOrIRI> getPermissionsOfRole(BlankNodeOrIRI role) {
         Graph systemGraph = getSystemGraph();
         Lock readLock = systemGraph.getLock().readLock();
         readLock.lock();
         try {
             final Iterator<Triple> triples = systemGraph.filter(role,
                     PERMISSION.hasPermission, null);
-            Set<BlankNodeOrIri> permissions = new HashSet<BlankNodeOrIri>();
+            Set<BlankNodeOrIRI> permissions = new HashSet<BlankNodeOrIRI>();
             while (triples.hasNext()) {
-                permissions.add((BlankNodeOrIri) triples.next().getObject());
+                permissions.add((BlankNodeOrIRI) triples.next().getObject());
             }
             return permissions.iterator();
         } finally {
@@ -320,7 +320,7 @@ public class UserManagerImpl implements UserManager {
                 permissionEntries);
     }
 
-    private void deletePermissionEntriesOfARole(BlankNodeOrIri role,
+    private void deletePermissionEntriesOfARole(BlankNodeOrIRI role,
             String id, List<String> permissionEntries) {
         AccessController.checkPermission(new SecurityPermission("getPolicy"));
         if (role == null) {
@@ -335,7 +335,7 @@ public class UserManagerImpl implements UserManager {
         writeLock.lock();
         try {
             for (String permissionEntry : permissionEntries) {
-                BlankNodeOrIri permission = getPermissionOfAJavaPermEntry(permissionEntry);
+                BlankNodeOrIRI permission = getPermissionOfAJavaPermEntry(permissionEntry);
                 systemGraph.remove(new TripleImpl(role, PERMISSION.hasPermission,
                         permission));
             }
@@ -356,7 +356,7 @@ public class UserManagerImpl implements UserManager {
                 getRoleByTitle(title));
     }
 
-    private void deleteAllPermissionEntriesOfARole(BlankNodeOrIri role) {
+    private void deleteAllPermissionEntriesOfARole(BlankNodeOrIRI role) {
         AccessController.checkPermission(new SecurityPermission("getPolicy"));
         if (role == null) {
             return;
@@ -401,7 +401,7 @@ public class UserManagerImpl implements UserManager {
                     new PlainLiteralImpl(name)));
             if (email != null) {
                 systemGraph.add(new TripleImpl(user, FOAF.mbox,
-                        new Iri("mailto:" + email)));
+                        new IRI("mailto:" + email)));
             }
             if (password != null) {
                 try {
@@ -446,11 +446,11 @@ public class UserManagerImpl implements UserManager {
         readLock.lock();
         try {
             Iterator<Triple> triples = systemGraph.filter(null, FOAF.mbox,
-                    new Iri("mailto:" + email));
+                    new IRI("mailto:" + email));
             if (!triples.hasNext()) {
                 return null;
             }
-            BlankNodeOrIri user = triples.next().getSubject();
+            BlankNodeOrIRI user = triples.next().getSubject();
             triples = systemGraph.filter(user, PLATFORM.userName, null);
             if (!triples.hasNext()) {
                 throw new UserHasNoNameException("User with email address" + email
@@ -470,7 +470,7 @@ public class UserManagerImpl implements UserManager {
         if (name == null) {
             throw new IllegalArgumentException("userName may not be null");
         }
-        BlankNodeOrIri user = getUserByUserName(name);
+        BlankNodeOrIRI user = getUserByUserName(name);
         if (user == null) {
             throw new UserNotExistsException(name);
         }
@@ -480,7 +480,7 @@ public class UserManagerImpl implements UserManager {
         writeLock.lock();
         try {
             if (email != null) {
-                updateProperty(userGraphNode, FOAF.mbox, new Iri("mailto:" + email));
+                updateProperty(userGraphNode, FOAF.mbox, new IRI("mailto:" + email));
             }
 
             if (password != null) {
@@ -499,7 +499,7 @@ public class UserManagerImpl implements UserManager {
             }
             if (!assignedRoles.isEmpty()) {
                 userGraphNode.deleteProperties(SIOC.has_function);
-                addRolesToUser(assignedRoles, (BlankNodeOrIri) userGraphNode.getNode());
+                addRolesToUser(assignedRoles, (BlankNodeOrIRI) userGraphNode.getNode());
                 //refresh the policy so it will recheck the permissions
                 Policy.getPolicy().refresh();
             }
@@ -508,14 +508,14 @@ public class UserManagerImpl implements UserManager {
         }
     }
 
-    private void addRolesToUser(Collection<String> assignedRoles, BlankNodeOrIri user) throws RoleUnavailableException {
+    private void addRolesToUser(Collection<String> assignedRoles, BlankNodeOrIRI user) throws RoleUnavailableException {
         Graph systemGraph = getSystemGraph();
         for (String roleTitle : assignedRoles) {
             // skip empty strings
             if ((roleTitle == null) || (roleTitle.trim().length() == 0)) {
                 continue;
             }
-            BlankNodeOrIri role = getRoleByTitle(roleTitle);
+            BlankNodeOrIRI role = getRoleByTitle(roleTitle);
             if (role == null) {
                 throw new RoleUnavailableException(roleTitle);
             }
@@ -523,7 +523,7 @@ public class UserManagerImpl implements UserManager {
         }
     }
 
-    private void updateProperty(GraphNode node, Iri predicate, RdfTerm object) {
+    private void updateProperty(GraphNode node, IRI predicate, RDFTerm object) {
         node.deleteProperties(predicate);
         node.addProperty(predicate, object);
     }
@@ -548,29 +548,29 @@ public class UserManagerImpl implements UserManager {
         readLock.lock();
         try {
             return systemGraph.filter(null, FOAF.mbox,
-                    new Iri("mailto:" + email)).hasNext();
+                    new IRI("mailto:" + email)).hasNext();
         } finally {
             readLock.unlock();
         }
     }
 
     @Override
-    public BlankNodeOrIri getUserByName( String name) {
+    public BlankNodeOrIRI getUserByName( String name) {
         return getUserByUserName(name);
     }
 
     @Override
-    public Iterator<BlankNodeOrIri> getUsers() {
+    public Iterator<BlankNodeOrIRI> getUsers() {
         return getResourcesOfType(FOAF.Agent);
     }
 
-    private Iterator<BlankNodeOrIri> getResourcesOfType(Iri type) {
+    private Iterator<BlankNodeOrIRI> getResourcesOfType(IRI type) {
         Graph systemGraph = getSystemGraph();
         Lock readLock = systemGraph.getLock().readLock();
         readLock.lock();
         try {
             final Iterator<Triple> triples = systemGraph.filter(null, RDF.type, type);
-            Set<BlankNodeOrIri> userRoles = new HashSet<BlankNodeOrIri>();
+            Set<BlankNodeOrIRI> userRoles = new HashSet<BlankNodeOrIRI>();
             while (triples.hasNext()) {
                 userRoles.add(triples.next().getSubject());
             }
@@ -586,7 +586,7 @@ public class UserManagerImpl implements UserManager {
             return;
         }
 
-        BlankNodeOrIri user = getUserByUserName(name);
+        BlankNodeOrIRI user = getUserByUserName(name);
         if (user != null) {
             deleteTriplesOfASubject(user);
         }
@@ -606,7 +606,7 @@ public class UserManagerImpl implements UserManager {
     }
 
     @Override
-    public Iterator<BlankNodeOrIri> getPermissionsOfUser(BlankNodeOrIri user) {
+    public Iterator<BlankNodeOrIRI> getPermissionsOfUser(BlankNodeOrIRI user) {
         return getPermissionsOfRole(user);
     }
 
@@ -653,7 +653,7 @@ public class UserManagerImpl implements UserManager {
     @Override
     public GraphNode getUserInSystemGraph(final String name) {
         Graph systemGraph = getSystemGraph();
-        BlankNodeOrIri user = getUserByUserName(name);
+        BlankNodeOrIRI user = getUserByUserName(name);
         if (user != null) {
             return new GraphNode(user, systemGraph);
         } else {
@@ -676,11 +676,10 @@ public class UserManagerImpl implements UserManager {
                 readLock.unlock();
             }            
         } else {
-            BlankNodeOrIri user = AccessController.doPrivileged(
-                    new PrivilegedAction<BlankNodeOrIri>() {
+            BlankNodeOrIRI user = AccessController.doPrivileged(new PrivilegedAction<BlankNodeOrIRI>() {
 
                         @Override
-                        public BlankNodeOrIri run() {
+                        public BlankNodeOrIRI run() {
                             return getUserByUserName(name);
                         }
                     });
@@ -703,7 +702,7 @@ public class UserManagerImpl implements UserManager {
     @Override
     public GraphNode getUserGraphNode(final String name) {
         Graph systemGraph = getSystemGraph();
-        BlankNodeOrIri user = getUserByUserName(name);
+        BlankNodeOrIRI user = getUserByUserName(name);
         if (user != null) {
             GraphNode userNodeInSystemGraph =
                     new GraphNode(getUserByUserName(name), systemGraph);
@@ -715,7 +714,7 @@ public class UserManagerImpl implements UserManager {
         }
     }
 
-    private BlankNodeOrIri getUserByUserName(String name) {
+    private BlankNodeOrIRI getUserByUserName(String name) {
         Graph systemGraph = getSystemGraph();
         Lock readLock = systemGraph.getLock().readLock();
         readLock.lock();

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphTest.java
----------------------------------------------------------------------
diff --git a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphTest.java b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphTest.java
index f4966b2..f110041 100644
--- a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphTest.java
+++ b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphTest.java
@@ -26,10 +26,10 @@ import java.util.Set;
 import org.apache.clerezza.commons.rdf.BlankNode;
 import org.apache.clerezza.commons.rdf.Literal;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
-import org.apache.clerezza.commons.rdf.RdfTerm;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
+import org.apache.clerezza.commons.rdf.RDFTerm;
 import org.apache.clerezza.commons.rdf.Triple;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.commons.rdf.impl.utils.TripleImpl;
 import org.junit.Test;
 import org.apache.clerezza.commons.rdf.Language;
@@ -47,16 +47,16 @@ import org.junit.Assert;
  */
 public abstract class GraphTest {
 
-    private final Iri uriRef1 =
-            new Iri("http://example.org/ontology#res1");
-    private final Iri uriRef2 =
-            new Iri("http://example.org/ontology#res2");
-    private final Iri uriRef3 =
-            new Iri("http://example.org/ontology#res3");
-    private final Iri uriRef4 =
-            new Iri("http://example.org/ontology#res4");
-    private final Iri xmlLiteralType =
-            new Iri("http://www.w3.org/1999/02/22-rdf-syntax-ns#XMLLiteral");
+    private final IRI uriRef1 =
+            new IRI("http://example.org/ontology#res1");
+    private final IRI uriRef2 =
+            new IRI("http://example.org/ontology#res2");
+    private final IRI uriRef3 =
+            new IRI("http://example.org/ontology#res3");
+    private final IRI uriRef4 =
+            new IRI("http://example.org/ontology#res4");
+    private final IRI xmlLiteralType =
+            new IRI("http://www.w3.org/1999/02/22-rdf-syntax-ns#XMLLiteral");
     private Literal literal1 = new PlainLiteralImpl("literal1");
     private Literal literal2 = new PlainLiteralImpl("literal2");
     private BlankNode bnode1 = new BlankNode();
@@ -91,8 +91,8 @@ public abstract class GraphTest {
         graph.add(new TripleImpl(bnode, uriRef1, uriRef3));
         graph.add(new TripleImpl(bnode, uriRef1, uriRef4));
         tripleIter = graph.filter(null, uriRef1, null);
-        Set<BlankNodeOrIri> subjectInMatchingTriples = new HashSet<BlankNodeOrIri>();
-        Set<RdfTerm> objectsInMatchingTriples = new HashSet<RdfTerm>();
+        Set<BlankNodeOrIRI> subjectInMatchingTriples = new HashSet<BlankNodeOrIRI>();
+        Set<RDFTerm> objectsInMatchingTriples = new HashSet<RDFTerm>();
         while (tripleIter.hasNext()) {
             Triple triple = tripleIter.next();
             subjectInMatchingTriples.add(triple.getSubject());
@@ -100,7 +100,7 @@ public abstract class GraphTest {
         }
         Assert.assertEquals(1, subjectInMatchingTriples.size());
         Assert.assertEquals(2, objectsInMatchingTriples.size());
-        Set<RdfTerm> expectedObjects = new HashSet<RdfTerm>();
+        Set<RDFTerm> expectedObjects = new HashSet<RDFTerm>();
         expectedObjects.add(uriRef3);
         expectedObjects.add(uriRef4);
         Assert.assertEquals(expectedObjects, objectsInMatchingTriples);
@@ -137,7 +137,7 @@ public abstract class GraphTest {
         graph.add(triple1);
         Iterator<Triple> tripleIter = graph.filter(uriRef1, uriRef2, null);
         Assert.assertTrue(tripleIter.hasNext());
-        RdfTerm gotValue = tripleIter.next().getObject();
+        RDFTerm gotValue = tripleIter.next().getObject();
         Assert.assertEquals(value, gotValue);
     }
 
@@ -151,7 +151,7 @@ public abstract class GraphTest {
         graph.add(triple1);
         Iterator<Triple> tripleIter = graph.filter(uriRef1, uriRef2, null);
         Assert.assertTrue(tripleIter.hasNext());
-        RdfTerm gotValue = tripleIter.next().getObject();
+        RDFTerm gotValue = tripleIter.next().getObject();
         Assert.assertEquals(value, gotValue);
         Assert.assertEquals(language, ((Literal)gotValue).getLanguage());
     }
@@ -242,7 +242,7 @@ public abstract class GraphTest {
     public void testGetSameBlankNode() throws Exception {
         Graph graph = getEmptyGraph();
         BlankNode bNode = new BlankNode();
-        final Iri HAS_NAME = new Iri("http://example.org/ontology/hasName");
+        final IRI HAS_NAME = new IRI("http://example.org/ontology/hasName");
         final PlainLiteralImpl name = new PlainLiteralImpl("http://example.org/people/alice");
         final PlainLiteralImpl name2 = new PlainLiteralImpl("http://example.org/people/bob");
         final Triple tripleAlice = new TripleImpl(bNode, HAS_NAME, name);
@@ -335,14 +335,14 @@ public abstract class GraphTest {
 
         // Find bob
         iterator = graph.filter(null, null,
-                new Iri("http://example.org/people/bob"));
+                new IRI("http://example.org/people/bob"));
         resultSet= toCollection(iterator);
         Assert.assertEquals(1, resultSet.size());
         Assert.assertTrue(resultSet.contains(tripleBob));
 
         // Find alice
         iterator = graph.filter(null, null,
-                new Iri("http://example.org/people/alice"));
+                new IRI("http://example.org/people/alice"));
         resultSet= toCollection(iterator);
         Assert.assertEquals(1, resultSet.size());
         Assert.assertTrue(resultSet.contains(tripleAlice));
@@ -566,8 +566,8 @@ public abstract class GraphTest {
      */
     private Triple createTriple(String subject, String predicate,
             String object) {
-        return new TripleImpl(new Iri(subject), new Iri(predicate),
-                new Iri(object));
+        return new TripleImpl(new IRI(subject), new IRI(predicate),
+                new IRI(object));
     }
     
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphWrapper.java
----------------------------------------------------------------------
diff --git a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphWrapper.java b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphWrapper.java
index e977eba..5b84df0 100644
--- a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphWrapper.java
+++ b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/GraphWrapper.java
@@ -22,12 +22,12 @@ package org.apache.clerezza.rdf.core.test;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.concurrent.locks.ReadWriteLock;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
-import org.apache.clerezza.commons.rdf.RdfTerm;
+import org.apache.clerezza.commons.rdf.RDFTerm;
 import org.apache.clerezza.commons.rdf.Triple;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 
 /**
@@ -43,7 +43,7 @@ class GraphWrapper implements Graph {
     }
 
     @Override
-    public Iterator<Triple> filter(BlankNodeOrIri subject, Iri predicate, RdfTerm object) {
+    public Iterator<Triple> filter(BlankNodeOrIRI subject, IRI predicate, RDFTerm object) {
         return wrapped.filter(subject, predicate, object);
     }
 

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/LockableMGraphWrapperForTesting.java
----------------------------------------------------------------------
diff --git a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/LockableMGraphWrapperForTesting.java b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/LockableMGraphWrapperForTesting.java
index 3d49c2b..980f6d2 100644
--- a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/LockableMGraphWrapperForTesting.java
+++ b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/LockableMGraphWrapperForTesting.java
@@ -22,10 +22,10 @@ import java.util.Iterator;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
-import org.apache.clerezza.commons.rdf.RdfTerm;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
+import org.apache.clerezza.commons.rdf.RDFTerm;
 import org.apache.clerezza.commons.rdf.Triple;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * Wrappes an Graph as a LockableGraph. If a method is called that reads
@@ -51,7 +51,7 @@ public class LockableMGraphWrapperForTesting extends GraphWrapper {
     }
 
     @Override
-    public Iterator<Triple> filter(BlankNodeOrIri subject, Iri predicate, RdfTerm object) {
+    public Iterator<Triple> filter(BlankNodeOrIRI subject, IRI predicate, RDFTerm object) {
         LockChecker.checkIfReadLocked(lock);
         readLock.lock();
         try {

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/RandomGraph.java
----------------------------------------------------------------------
diff --git a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/RandomGraph.java b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/RandomGraph.java
index a71e298..7e6741b 100644
--- a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/RandomGraph.java
+++ b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/RandomGraph.java
@@ -22,10 +22,10 @@ import java.util.Iterator;
 import java.util.UUID;
 import org.apache.clerezza.commons.rdf.BlankNode;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
-import org.apache.clerezza.commons.rdf.RdfTerm;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
+import org.apache.clerezza.commons.rdf.RDFTerm;
 import org.apache.clerezza.commons.rdf.Triple;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.commons.rdf.impl.utils.PlainLiteralImpl;
 import org.apache.clerezza.commons.rdf.impl.utils.TripleImpl;
 import org.apache.commons.lang.RandomStringUtils;
@@ -113,52 +113,52 @@ public class RandomGraph extends GraphWrapper {
         return new TripleImpl(getSubject(), getPredicate(), getObject());
     }
 
-    private BlankNodeOrIri getSubject() {
+    private BlankNodeOrIRI getSubject() {
         int random = rollDice(interconnectivity);
         if (size() == 0) {
             random = 0;
         }
         switch (random) {
-            case 0: // create new BlankNodeOrIri
-                RdfTerm newRdfTerm;
+            case 0: // create new BlankNodeOrIRI
+                RDFTerm newRdfTerm;
                 do {
                     newRdfTerm = createRandomRdfTerm();
-                } while (!(newRdfTerm instanceof BlankNodeOrIri));
-                return (BlankNodeOrIri) newRdfTerm;
-            default: // get existing BlankNodeOrIri
-                RdfTerm existingRdfTerm;
+                } while (!(newRdfTerm instanceof BlankNodeOrIRI));
+                return (BlankNodeOrIRI) newRdfTerm;
+            default: // get existing BlankNodeOrIRI
+                RDFTerm existingRdfTerm;
                 do {
                     existingRdfTerm = getExistingRdfTerm();
                     if (existingRdfTerm == null) {
                         random = 0;
                     }
-                } while (!(existingRdfTerm instanceof BlankNodeOrIri));
+                } while (!(existingRdfTerm instanceof BlankNodeOrIRI));
 
-                return (BlankNodeOrIri) existingRdfTerm;
+                return (BlankNodeOrIRI) existingRdfTerm;
         }
     }
 
-    private Iri getPredicate() {
+    private IRI getPredicate() {
         int random = rollDice(interconnectivity);
         if (size() == 0) {
             random = 0;
         }
         switch (random) {
-            case 0: // create new Iri
+            case 0: // create new IRI
                 return createRandomIri();
-            default: // get existing Iri
-                RdfTerm existingRdfTerm;
+            default: // get existing IRI
+                RDFTerm existingRdfTerm;
                 do {
                     existingRdfTerm = getExistingRdfTerm();
                     if (existingRdfTerm == null) {
                         random = 0;
                     }
-                } while (!(existingRdfTerm instanceof Iri));
-                return (Iri) existingRdfTerm;
+                } while (!(existingRdfTerm instanceof IRI));
+                return (IRI) existingRdfTerm;
         }
     }
 
-    private RdfTerm getObject() {
+    private RDFTerm getObject() {
         int random = rollDice(interconnectivity);
         if (size() == 0) {
             random = 0;
@@ -167,7 +167,7 @@ public class RandomGraph extends GraphWrapper {
             case 0: // create new resource
                 return createRandomRdfTerm();
             default: // get existing resource
-                RdfTerm existingRdfTerm = getExistingRdfTerm();
+                RDFTerm existingRdfTerm = getExistingRdfTerm();
                 if (existingRdfTerm == null) {
                     random = 0;
                 }
@@ -179,7 +179,7 @@ public class RandomGraph extends GraphWrapper {
         return Double.valueOf(Math.random() * faces).intValue();
     }
 
-    private RdfTerm createRandomRdfTerm() {
+    private RDFTerm createRandomRdfTerm() {
         switch (rollDice(3)) {
             case 0:
                 return new BlankNode();
@@ -191,7 +191,7 @@ public class RandomGraph extends GraphWrapper {
         throw new RuntimeException("in createRandomRdfTerm()");
     }
 
-    private RdfTerm getExistingRdfTerm() {
+    private RDFTerm getExistingRdfTerm() {
         Triple triple = getRandomTriple();
         if (triple == null) {
             return null;
@@ -207,8 +207,8 @@ public class RandomGraph extends GraphWrapper {
         return null;
     }
 
-    private Iri createRandomIri() {
-        return new Iri("http://" + UUID.randomUUID().toString());
+    private IRI createRandomIri() {
+        return new IRI("http://" + UUID.randomUUID().toString());
     }
 
     /**

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/TcProviderTest.java
----------------------------------------------------------------------
diff --git a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/TcProviderTest.java b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/TcProviderTest.java
index bafd251..856bdcc 100644
--- a/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/TcProviderTest.java
+++ b/rdf/core.test/src/main/java/org/apache/clerezza/rdf/core/test/TcProviderTest.java
@@ -26,9 +26,9 @@ import org.junit.Test;
 import org.apache.clerezza.commons.rdf.BlankNode;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
 import org.apache.clerezza.commons.rdf.Triple;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.EntityAlreadyExistsException;
 import org.apache.clerezza.rdf.core.access.NoSuchEntityException;
 
@@ -43,14 +43,14 @@ import static org.junit.Assert.*;
  */
 public abstract class TcProviderTest {
 
-    protected final Iri uriRefA = generateUri("a");
-    protected final Iri uriRefA1 = generateUri("a1");
-    protected final Iri uriRefB = generateUri("b");
-    protected final Iri uriRefB1 = generateUri("b1");
-    protected final Iri uriRefC = generateUri("c");
+    protected final IRI uriRefA = generateUri("a");
+    protected final IRI uriRefA1 = generateUri("a1");
+    protected final IRI uriRefB = generateUri("b");
+    protected final IRI uriRefB1 = generateUri("b1");
+    protected final IRI uriRefC = generateUri("c");
 
-    protected final Iri graphIri = generateUri("myGraph");
-    protected final Iri otherGraphIri = new Iri(graphIri.getUnicodeString());
+    protected final IRI graphIri = generateUri("myGraph");
+    protected final IRI otherGraphIri = new IRI(graphIri.getUnicodeString());
 
     @Test
     public void testCreateImmutableGraph() {
@@ -408,10 +408,10 @@ public abstract class TcProviderTest {
 //        Graph triples = createTestTripleCollection(createTestTriple());
 //
 //        TcProvider provider = getInstance();
-//        Iri name1 = new Iri("http://myGraph1");
+//        IRI name1 = new IRI("http://myGraph1");
 //        ImmutableGraph graph = provider.createGraph(name1, triples);
 //
-//        Iri name2 = new Iri("http://myGraph2");
+//        IRI name2 = new IRI("http://myGraph2");
 //        ImmutableGraph secondGraph = provider.createGraph(name2, triples);
 //
 //        Set<Iri> names = provider.getNames(graph);
@@ -425,10 +425,10 @@ public abstract class TcProviderTest {
         Graph triples = createTestTripleCollection(createTestTriple());
 
         TcProvider provider = getInstance();
-        Iri name1 = new Iri("http://myGraph1");
+        IRI name1 = new IRI("http://myGraph1");
         ImmutableGraph graph = provider.createImmutableGraph(name1, triples);
 
-        Iri name2 = new Iri("http://myGraph2");
+        IRI name2 = new IRI("http://myGraph2");
         ImmutableGraph secondGraph = provider.createImmutableGraph(name2, triples);
 
         //if we delete graph with name1, the second graph should still be there
@@ -465,9 +465,9 @@ public abstract class TcProviderTest {
     }
 
     private Triple createTestTriple() {
-        BlankNodeOrIri subject = new BlankNode() {};
-        Iri predicate = new Iri("http://test.com/");
-        BlankNodeOrIri object = new Iri("http://test.com/myObject");
+        BlankNodeOrIRI subject = new BlankNode() {};
+        IRI predicate = new IRI("http://test.com/");
+        BlankNodeOrIRI object = new IRI("http://test.com/myObject");
         return new TripleImpl(subject, predicate, object);
     }
 
@@ -477,8 +477,8 @@ public abstract class TcProviderTest {
         return new SimpleGraph(ts);
     }
 
-    protected Iri generateUri(String name) {
-        return new Iri("http://example.org/" + name);
+    protected IRI generateUri(String name) {
+        return new IRI("http://example.org/" + name);
     }
     
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/InvalidLiteralTypeException.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/InvalidLiteralTypeException.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/InvalidLiteralTypeException.java
index 8238be6..923ea6b 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/InvalidLiteralTypeException.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/InvalidLiteralTypeException.java
@@ -18,7 +18,7 @@
  */
 package org.apache.clerezza.rdf.core;
 
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * Thrown when a literal is of the wrong type for conversion to a java-type
@@ -34,7 +34,7 @@ public class InvalidLiteralTypeException extends RuntimeException {
      * @param javaType the <code>Class</code> to convert to
      * @param literalType the literalType which can't be converted
      */
-    public InvalidLiteralTypeException(Class<?> javaType, Iri literalType) {
+    public InvalidLiteralTypeException(Class<?> javaType, IRI literalType) {
         super("Cannot create a "+javaType+" from a literal of type "+literalType);
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityAlreadyExistsException.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityAlreadyExistsException.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityAlreadyExistsException.java
index 190d398..3057789 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityAlreadyExistsException.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityAlreadyExistsException.java
@@ -18,7 +18,7 @@
  */
 package org.apache.clerezza.rdf.core.access;
 
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * is thrown on an attempt to create an entity with a name which already exists
@@ -27,7 +27,7 @@ import org.apache.clerezza.commons.rdf.Iri;
  */
 public class EntityAlreadyExistsException extends RuntimeException {
 
-    private Iri entityName;
+    private IRI entityName;
 
     /**
      * creates an exception indicating that an entity with the specified name
@@ -35,7 +35,7 @@ public class EntityAlreadyExistsException extends RuntimeException {
      * 
      * @param entityName the name of the entity which already exists
      */
-    public EntityAlreadyExistsException(Iri entityName) {
+    public EntityAlreadyExistsException(IRI entityName) {
         super("An entity with this name already exists: "+entityName);
         this.entityName = entityName;
     }
@@ -44,7 +44,7 @@ public class EntityAlreadyExistsException extends RuntimeException {
      * 
      * @return the name of the entity which already exists
      */
-    public Iri getEntityName() {
+    public IRI getEntityName() {
         return entityName;
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityUndeletableException.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityUndeletableException.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityUndeletableException.java
index 43a16c1..f11742b 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityUndeletableException.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/EntityUndeletableException.java
@@ -18,7 +18,7 @@
  */
 package org.apache.clerezza.rdf.core.access;
 
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * is thrown on an attempt to delete an entity with a provider that
@@ -27,7 +27,7 @@ import org.apache.clerezza.commons.rdf.Iri;
  * @author reto
  */
 public class EntityUndeletableException extends RuntimeException {
-    private Iri entityName;
+    private IRI entityName;
 
     /**
      * creates an exception indicating that the entity with the specified name
@@ -35,7 +35,7 @@ public class EntityUndeletableException extends RuntimeException {
      * 
      * @param entityName the name of the entity which is undeletable
      */
-    public EntityUndeletableException(Iri entityName) {
+    public EntityUndeletableException(IRI entityName) {
         super("This entity is undeletable: "+entityName);
         this.entityName = entityName;
     }
@@ -44,7 +44,7 @@ public class EntityUndeletableException extends RuntimeException {
      * 
      * @return the name of the entity which is undeletable
      */
-    public Iri getEntityName() {
+    public IRI getEntityName() {
         return entityName;
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/ImmutableGraphServiceFactory.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/ImmutableGraphServiceFactory.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/ImmutableGraphServiceFactory.java
index aaa3e07..35ef2f9 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/ImmutableGraphServiceFactory.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/ImmutableGraphServiceFactory.java
@@ -22,7 +22,7 @@ import org.osgi.framework.Bundle;
 import org.osgi.framework.ServiceFactory;
 import org.osgi.framework.ServiceRegistration;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.security.TcAccessController;
 
 /**
@@ -34,10 +34,10 @@ import org.apache.clerezza.rdf.core.access.security.TcAccessController;
 public class ImmutableGraphServiceFactory implements ServiceFactory {
     
     private final TcManager tcManager;
-    private final Iri name;
+    private final IRI name;
     private final TcAccessController tcAccessController;
 
-    ImmutableGraphServiceFactory(TcManager tcManager, Iri name,
+    ImmutableGraphServiceFactory(TcManager tcManager, IRI name,
             TcAccessController tcAccessController) {
         this.tcManager = tcManager;
         this.name = name;

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/MGraphServiceFactory.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/MGraphServiceFactory.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/MGraphServiceFactory.java
index 3f189d9..5253201 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/MGraphServiceFactory.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/MGraphServiceFactory.java
@@ -21,7 +21,7 @@ package org.apache.clerezza.rdf.core.access;
 import org.osgi.framework.Bundle;
 import org.osgi.framework.ServiceFactory;
 import org.osgi.framework.ServiceRegistration;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.security.TcAccessController;
 
 /**
@@ -33,10 +33,10 @@ import org.apache.clerezza.rdf.core.access.security.TcAccessController;
 public class MGraphServiceFactory implements ServiceFactory {
     
     private TcManager tcManager;
-    private Iri name;
+    private IRI name;
     private final TcAccessController tcAccessController;
 
-    MGraphServiceFactory(TcManager tcManager, Iri name,
+    MGraphServiceFactory(TcManager tcManager, IRI name,
             TcAccessController tcAccessController) {
         this.tcManager = tcManager;
         this.name = name;

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/NoSuchEntityException.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/NoSuchEntityException.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/NoSuchEntityException.java
index 551d9b8..a39c63f 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/NoSuchEntityException.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/NoSuchEntityException.java
@@ -18,7 +18,7 @@
  */
 package org.apache.clerezza.rdf.core.access;
 
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * is thrown on an attempt to perform an operation on an entity (i.e. a
@@ -27,7 +27,7 @@ import org.apache.clerezza.commons.rdf.Iri;
  * @author reto
  */
 public class NoSuchEntityException extends RuntimeException {
-    private Iri entityName;
+    private IRI entityName;
 
     /**
      * creates an exception indicating that the entity with the specified name
@@ -35,7 +35,7 @@ public class NoSuchEntityException extends RuntimeException {
      * 
      * @param entityName the name for which no entity exists
      */
-    public NoSuchEntityException(Iri entityName) {
+    public NoSuchEntityException(IRI entityName) {
         super("No such entity: "+entityName);
         this.entityName = entityName;
     }
@@ -45,7 +45,7 @@ public class NoSuchEntityException extends RuntimeException {
      * 
      * @return the name of the entity that doesn't exist
      */
-    public Iri getEntityName() {
+    public IRI getEntityName() {
         return entityName;
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/QueryableTcProvider.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/QueryableTcProvider.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/QueryableTcProvider.java
index 4f804a1..0f38bee 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/QueryableTcProvider.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/QueryableTcProvider.java
@@ -19,7 +19,7 @@
 package org.apache.clerezza.rdf.core.access;
 
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.sparql.query.Query;
 
 /**
@@ -38,6 +38,6 @@ public interface QueryableTcProvider extends TcProvider {
      *            FROM clause is present
      * @return the resulting ResultSet, ImmutableGraph or Boolean value
      */
-    public Object executeSparqlQuery(String query, Iri defaultGraphUri);
+    public Object executeSparqlQuery(String query, IRI defaultGraphUri);
 
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/SecuredGraph.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/SecuredGraph.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/SecuredGraph.java
index 51591b7..9cf5be7 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/SecuredGraph.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/SecuredGraph.java
@@ -22,11 +22,11 @@ import java.security.AccessControlException;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.concurrent.locks.ReadWriteLock;
-import org.apache.clerezza.commons.rdf.BlankNodeOrIri;
-import org.apache.clerezza.commons.rdf.RdfTerm;
+import org.apache.clerezza.commons.rdf.BlankNodeOrIRI;
+import org.apache.clerezza.commons.rdf.RDFTerm;
 import org.apache.clerezza.commons.rdf.Triple;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.security.TcAccessController;
 import org.apache.clerezza.rdf.core.impl.WriteBlockedGraph;
 import org.apache.clerezza.commons.rdf.impl.utils.simple.SimpleImmutableGraph;
@@ -45,10 +45,10 @@ import org.apache.clerezza.commons.rdf.event.GraphListener;
 public class SecuredGraph implements Graph {
 
     private final Graph wrapped;
-    private final Iri name;
+    private final IRI name;
     private final TcAccessController tcAccessController;
 
-    public SecuredGraph(Graph wrapped, Iri name,
+    public SecuredGraph(Graph wrapped, IRI name,
             TcAccessController tcAccessController) {
         this.wrapped = wrapped;
         this.name = name;
@@ -56,7 +56,7 @@ public class SecuredGraph implements Graph {
     }
 
     @Override
-    public Iterator<Triple> filter(final BlankNodeOrIri subject, final Iri predicate, final RdfTerm object) {
+    public Iterator<Triple> filter(final BlankNodeOrIRI subject, final IRI predicate, final RDFTerm object) {
         final Iterator<Triple> baseIter = wrapped.filter(subject, predicate, object);
         return new Iterator<Triple>() {
 

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcManager.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcManager.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcManager.java
index 35bfdd2..f62b209 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcManager.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcManager.java
@@ -33,7 +33,7 @@ import java.util.TreeSet;
 
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.security.TcAccessController;
 import org.apache.clerezza.commons.rdf.impl.utils.simple.SimpleGraph;
 import org.apache.clerezza.rdf.core.impl.WriteBlockedGraph;
@@ -118,8 +118,8 @@ public class TcManager extends TcProviderMultiplexer {
         }
             
     };
-    private Map<Iri, ServiceRegistration> serviceRegistrations = Collections
-            .synchronizedMap(new HashMap<Iri, ServiceRegistration>());
+    private Map<IRI, ServiceRegistration> serviceRegistrations = Collections
+            .synchronizedMap(new HashMap<IRI, ServiceRegistration>());
     
     protected QueryEngine queryEngine;
     private boolean isActivated = false;
@@ -206,13 +206,13 @@ public class TcManager extends TcProviderMultiplexer {
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         tcAccessController.checkReadPermission(name);
         return super.getImmutableGraph(name);
     }
 
     @Override
-    public Graph getMGraph(Iri name) {
+    public Graph getMGraph(IRI name) {
         try {
             tcAccessController.checkReadWritePermission(name);
         } catch (AccessControlException e) {
@@ -223,7 +223,7 @@ public class TcManager extends TcProviderMultiplexer {
     }
 
     @Override
-    public Graph getGraph(Iri name) {
+    public Graph getGraph(IRI name) {
         try {
             tcAccessController.checkReadWritePermission(name);
         } catch (AccessControlException e) {
@@ -235,54 +235,54 @@ public class TcManager extends TcProviderMultiplexer {
     }
 
     @Override
-    public Graph createGraph(Iri name)
+    public Graph createGraph(IRI name)
             throws UnsupportedOperationException {
         tcAccessController.checkReadWritePermission(name);
         return super.createGraph(name);
     }
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples) {
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples) {
         tcAccessController.checkReadWritePermission(name);
         return super.createImmutableGraph(name, triples);
     }
 
     @Override
-    public void deleteGraph(Iri name) {
+    public void deleteGraph(IRI name) {
         tcAccessController.checkReadWritePermission(name);
         super.deleteGraph(name);
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
         return super.getNames(ImmutableGraph);
     }
 
     @Override
-    public Set<Iri> listGraphs() {
-        Set<Iri> result = super.listGraphs();
+    public Set<IRI> listGraphs() {
+        Set<IRI> result = super.listGraphs();
         return excludeNonReadable(result);
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
-        Set<Iri> result = super.listMGraphs();
+    public Set<IRI> listMGraphs() {
+        Set<IRI> result = super.listMGraphs();
         return excludeNonReadable(result);
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
-        Set<Iri> result = super.listImmutableGraphs();
+    public Set<IRI> listImmutableGraphs() {
+        Set<IRI> result = super.listImmutableGraphs();
         return excludeNonReadable(result);
     }
 
-    private Set<Iri> excludeNonReadable(Set<Iri> tcNames) {
+    private Set<IRI> excludeNonReadable(Set<IRI> tcNames) {
         SecurityManager security = System.getSecurityManager();
         if (security == null) {
             return tcNames;
         }
-        Set<Iri> result = new HashSet<Iri>();
-        for (Iri name : tcNames) {
+        Set<IRI> result = new HashSet<IRI>();
+        for (IRI name : tcNames) {
             try {
                 tcAccessController.checkReadPermission(name);
             } catch (AccessControlException e) {
@@ -306,9 +306,9 @@ public class TcManager extends TcProviderMultiplexer {
     public Object executeSparqlQuery(String query, Graph defaultGraph) throws ParseException {
         TcProvider singleTargetTcProvider = null;
 
-        final Iri defaultGraphName = new Iri("urn:x-temp:/kjsfadfhfasdffds");
+        final IRI defaultGraphName = new IRI("urn:x-temp:/kjsfadfhfasdffds");
         final SparqlPreParser sparqlPreParser = new SparqlPreParser(this);
-        final Set<Iri> referencedGraphs = sparqlPreParser.getReferredGraphs(query, defaultGraphName);
+        final Set<IRI> referencedGraphs = sparqlPreParser.getReferredGraphs(query, defaultGraphName);
         if ((referencedGraphs != null) && (!referencedGraphs.contains(defaultGraphName))) {
             singleTargetTcProvider = getSingleTargetTcProvider(referencedGraphs);
         }
@@ -337,9 +337,9 @@ public class TcManager extends TcProviderMultiplexer {
     	if (forceFastlane) {
             singleTargetTcProvider = getSingleTargetTcProvider(Collections.EMPTY_SET);
     	} else {    	
-	        final Iri defaultGraphName = new Iri("urn:x-temp:/kjsfadfhfasdffds");
+	        final IRI defaultGraphName = new IRI("urn:x-temp:/kjsfadfhfasdffds");
 	        SparqlPreParser sparqlPreParser = new SparqlPreParser(this);
-	        final Set<Iri> referencedGraphs = sparqlPreParser.getReferredGraphs(query, defaultGraphName);
+	        final Set<IRI> referencedGraphs = sparqlPreParser.getReferredGraphs(query, defaultGraphName);
 	        if ((referencedGraphs != null) && (!referencedGraphs.contains(defaultGraphName))) {
 	            singleTargetTcProvider = getSingleTargetTcProvider(referencedGraphs);
 	        }
@@ -365,7 +365,7 @@ public class TcManager extends TcProviderMultiplexer {
      * @param defaultGraphName the ImmutableGraph to be used as default ImmutableGraph in the Sparql ImmutableGraph Store
      * @return the resulting ResultSet, ImmutableGraph or Boolean value
      */
-    public Object executeSparqlQuery(String query, Iri defaultGraphName) throws ParseException {
+    public Object executeSparqlQuery(String query, IRI defaultGraphName) throws ParseException {
       return executeSparqlQuery(query, defaultGraphName, false);
     }
 
@@ -379,13 +379,13 @@ public class TcManager extends TcProviderMultiplexer {
      * @param forceFastlane indicate whether to force fastlane usage.
      * @return the resulting ResultSet, ImmutableGraph or Boolean value
      */
-    public Object executeSparqlQuery(String query, Iri defaultGraphName, boolean forceFastlane) throws ParseException {
+    public Object executeSparqlQuery(String query, IRI defaultGraphName, boolean forceFastlane) throws ParseException {
         TcProvider singleTargetTcProvider = null;
     	if (forceFastlane) {
             singleTargetTcProvider = getSingleTargetTcProvider(Collections.singleton(defaultGraphName));
     	} else {    	
 	        SparqlPreParser sparqlPreParser = new SparqlPreParser(this);
-	        final Set<Iri> referencedGraphs = sparqlPreParser.getReferredGraphs(query, defaultGraphName);
+	        final Set<IRI> referencedGraphs = sparqlPreParser.getReferredGraphs(query, defaultGraphName);
 	        if ((referencedGraphs != null)) {
 	            singleTargetTcProvider = getSingleTargetTcProvider(referencedGraphs);
 	        }
@@ -552,7 +552,7 @@ public class TcManager extends TcProviderMultiplexer {
     }
 
     @Override
-    protected void mGraphAppears(Iri name) {
+    protected void mGraphAppears(IRI name) {
     	if (isTcServicesEnabled()) {
     		// Only create the service when activated. When not activated
     		// creating will be delayed till after activation.
@@ -563,7 +563,7 @@ public class TcManager extends TcProviderMultiplexer {
     }
 
     @Override
-    protected void graphAppears(Iri name) {
+    protected void graphAppears(IRI name) {
     	if (isTcServicesEnabled()) {
     		// Only create the service when activated. When not activated
     		// creating will be delayed till after activation.
@@ -573,7 +573,7 @@ public class TcManager extends TcProviderMultiplexer {
     	}
     }
 
-    private void registerGraphAsService(Iri name, boolean isMGraph) {
+    private void registerGraphAsService(IRI name, boolean isMGraph) {
         Dictionary<String,Object> props = new Hashtable<String, Object>();
         props.put("name", name.getUnicodeString());
         String[] interfaceNames;
@@ -597,7 +597,7 @@ public class TcManager extends TcProviderMultiplexer {
     }
 
     @Override
-    protected void tcDisappears(Iri name) {
+    protected void tcDisappears(IRI name) {
         ServiceRegistration reg = serviceRegistrations.get(name);
         if (reg != null) {
             reg.unregister();
@@ -605,15 +605,15 @@ public class TcManager extends TcProviderMultiplexer {
         }
     }
 
-    private TcProvider getSingleTargetTcProvider(final Set<Iri> referencedGraphs) {
+    private TcProvider getSingleTargetTcProvider(final Set<IRI> referencedGraphs) {
         TcProvider singleTargetTcProvider = null;
         for (WeightedTcProvider provider : providerList) {
-            final Set<Iri> providerGraphs = provider.listGraphs();
+            final Set<IRI> providerGraphs = provider.listGraphs();
             if (providerGraphs.containsAll(referencedGraphs)) {
                singleTargetTcProvider = provider;
                break; //success
             }
-            for (Iri graphName : referencedGraphs) {
+            for (IRI graphName : referencedGraphs) {
                 if (providerGraphs.contains(graphName)) {
                     break; //failure
                 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProvider.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProvider.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProvider.java
index ef8fa0b..31b8fe7 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProvider.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProvider.java
@@ -22,7 +22,7 @@ import java.util.Set;
 
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * A TC (Graph) Provider allows access to and optionally 
@@ -40,7 +40,7 @@ public interface TcProvider {
      * @throws NoSuchEntityException if there is no <code>ImmutableGraph</code>
      *         with the specified name
      */
-    ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException;
+    ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException;
 
     /**
      * Get an <code>Graph</code> taht is not <code>ImmutableGrah</code>. The instances
@@ -51,7 +51,7 @@ public interface TcProvider {
      * @throws NoSuchEntityException if there is no <code>Graph</code>
      *         with the specified name
      */
-    Graph getMGraph(Iri name) throws NoSuchEntityException;
+    Graph getMGraph(IRI name) throws NoSuchEntityException;
     
     /**
      * This method is used to get a <code>Graph</code> indifferently
@@ -66,7 +66,7 @@ public interface TcProvider {
      * @throws NoSuchEntityException if there is no <code>ImmutableGraph</code>
      *         or <code>Graph</code> with the specified name
      */
-    Graph getGraph(Iri name) throws NoSuchEntityException;
+    Graph getGraph(IRI name) throws NoSuchEntityException;
 
     /**
      * Lists the name of the <Code>ImmutableGraph</code>s available through this
@@ -76,7 +76,7 @@ public interface TcProvider {
      *
      * @return the list of <Code>ImmutableGraph</code>s
      */
-    Set<Iri> listImmutableGraphs();
+    Set<IRI> listImmutableGraphs();
 
     /**
      * Lists the name of the <Code>Graph</code>s available through this
@@ -86,7 +86,7 @@ public interface TcProvider {
      *
      * @return the list of <Code>Graph</code>s
      */
-    Set<Iri> listMGraphs();
+    Set<IRI> listMGraphs();
 
     /**
      * Lists the name of the <Code>Graph</code>s available through this
@@ -96,7 +96,7 @@ public interface TcProvider {
      *
      * @return the list of <Code>Graph</code>s
      */
-    Set<Iri> listGraphs();
+    Set<IRI> listGraphs();
 
     /**
      * Creates an initially empty <code>Graph</code> with a specified name
@@ -108,7 +108,7 @@ public interface TcProvider {
      * @throws EntityAlreadyExistsException if an Graph with the specified name
      *         already exists
      */
-    Graph createGraph(Iri name) throws UnsupportedOperationException, 
+    Graph createGraph(IRI name) throws UnsupportedOperationException, 
             EntityAlreadyExistsException;
 
     /**
@@ -122,7 +122,7 @@ public interface TcProvider {
      * @throws EntityAlreadyExistsException if a ImmutableGraph with the specified name
      *         already exists
      */
-    ImmutableGraph createImmutableGraph(Iri name, Graph triples) 
+    ImmutableGraph createImmutableGraph(IRI name, Graph triples) 
             throws UnsupportedOperationException, EntityAlreadyExistsException;
     
     /**
@@ -137,7 +137,7 @@ public interface TcProvider {
      *           <code>ImmutableGraph</code> or an <code>Graph</code>.
      * @throws EntityUndeletableException if the specified ImmutableGraph is undeletable
      */
-    void deleteGraph(Iri name) throws UnsupportedOperationException,
+    void deleteGraph(IRI name) throws UnsupportedOperationException,
             NoSuchEntityException, EntityUndeletableException;
 
     /**
@@ -147,5 +147,5 @@ public interface TcProvider {
      * @return the set names of <code>ImmutableGraph</code>, the set is empty if
      *         <code>ImmutableGraph</code> is unknown
      */
-    Set<Iri> getNames(ImmutableGraph immutableGraph);
+    Set<IRI> getNames(ImmutableGraph immutableGraph);
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProviderMultiplexer.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProviderMultiplexer.java b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProviderMultiplexer.java
index 7b7eea9..094238d 100644
--- a/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProviderMultiplexer.java
+++ b/rdf/core/src/main/java/org/apache/clerezza/rdf/core/access/TcProviderMultiplexer.java
@@ -33,7 +33,7 @@ import java.util.TreeSet;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.sparql.QueryEngine;
 
 /**
@@ -52,7 +52,7 @@ public class TcProviderMultiplexer implements TcProvider {
      * otherwise the locks in the <code>Graph</code>s would have no effect
      * between different instances and concurrency issues could occur.
      */
-    private Map<Iri, MGraphHolder> mGraphCache = Collections.synchronizedMap(new HashMap<Iri, MGraphHolder>());
+    private Map<IRI, MGraphHolder> mGraphCache = Collections.synchronizedMap(new HashMap<IRI, MGraphHolder>());
 
 	/**
 	 * Flag to indicate whether mgraphs should be cached for faster access. By
@@ -91,7 +91,7 @@ public class TcProviderMultiplexer implements TcProvider {
      *
      * @param name
      */
-    protected void graphAppears(Iri name) {
+    protected void graphAppears(IRI name) {
     }
 
     /**
@@ -102,7 +102,7 @@ public class TcProviderMultiplexer implements TcProvider {
      *
      * @param name
      */
-    protected void mGraphAppears(Iri name) {
+    protected void mGraphAppears(IRI name) {
     }
 
     /**
@@ -115,7 +115,7 @@ public class TcProviderMultiplexer implements TcProvider {
      *
      * @param name
      */
-    protected void tcDisappears(Iri name) {
+    protected void tcDisappears(IRI name) {
     }
 
     /**
@@ -135,7 +135,7 @@ public class TcProviderMultiplexer implements TcProvider {
      */
     private void updateGraphCache(WeightedTcProvider provider,
             boolean providerAdded) {
-        Set<Iri> uriSet = provider.listGraphs();
+        Set<IRI> uriSet = provider.listGraphs();
         if (!(uriSet == null || uriSet.isEmpty())) {
             if (providerAdded) {
                 weightedProviderAdded(provider, uriSet);
@@ -146,10 +146,10 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     private void weightedProviderAdded(WeightedTcProvider newProvider,
-            Set<Iri> newProvidedUris) {
+            Set<IRI> newProvidedUris) {
         Set<WeightedTcProvider> lowerWeightedProviderList = getLowerWeightedProvider(newProvider);
     	if (isCachingEnabled()) {
-	        for (Iri name : newProvidedUris) {
+	        for (IRI name : newProvidedUris) {
 	            final MGraphHolder holder = mGraphCache.get(name);
 	            if ((holder != null) && (holder.getWeightedTcProvider() != null)) {
 	                if (lowerWeightedProviderList.contains(holder.getWeightedTcProvider())) {
@@ -187,8 +187,8 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     private void weightedProviderRemoved(WeightedTcProvider oldProvider,
-            Set<Iri> oldProvidedUris) {
-        for (Iri name : oldProvidedUris) {
+            Set<IRI> oldProvidedUris) {
+        for (IRI name : oldProvidedUris) {
             final MGraphHolder holder = mGraphCache.get(name);
             if ((holder != null) && (holder.getWeightedTcProvider() != null)
                     && holder.getWeightedTcProvider().equals(oldProvider)) {
@@ -218,7 +218,7 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         for (TcProvider provider : providerList) {
             try {
                 return provider.getImmutableGraph(name);
@@ -232,7 +232,7 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Graph getMGraph(Iri name)
+    public Graph getMGraph(IRI name)
             throws NoSuchEntityException {
         Graph result = getMGraphFromCache(name);
         if (result == null) {
@@ -246,7 +246,7 @@ public class TcProviderMultiplexer implements TcProvider {
         return result;
     }
 
-    private Graph getMGraphFromCache(Iri name) {
+    private Graph getMGraphFromCache(IRI name) {
         MGraphHolder holder = mGraphCache.get(name);
         if (holder == null) {
             return null;
@@ -254,7 +254,7 @@ public class TcProviderMultiplexer implements TcProvider {
         return holder.getMGraph();
     }
 
-    private Graph getUnsecuredMGraphAndAddToCache(Iri name)
+    private Graph getUnsecuredMGraphAndAddToCache(IRI name)
             throws NoSuchEntityException {
         for (WeightedTcProvider provider : providerList) {
             try {
@@ -276,7 +276,7 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Graph getGraph(Iri name)
+    public Graph getGraph(IRI name)
             throws NoSuchEntityException {
         Graph result;
         for (WeightedTcProvider provider : providerList) {
@@ -298,7 +298,7 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Graph createGraph(Iri name)
+    public Graph createGraph(IRI name)
             throws UnsupportedOperationException {
 
         for (WeightedTcProvider provider : providerList) {
@@ -323,7 +323,7 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples) {
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples) {
         for (WeightedTcProvider provider : providerList) {
             try {
                 ImmutableGraph result = provider.createImmutableGraph(name, triples);
@@ -347,7 +347,7 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public void deleteGraph(Iri name) {
+    public void deleteGraph(IRI name) {
         for (TcProvider provider : providerList) {
             try {
                 provider.deleteGraph(name);
@@ -375,8 +375,8 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
-        Set<Iri> result = new HashSet<Iri>();
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
+        Set<IRI> result = new HashSet<IRI>();
         for (TcProvider provider : providerList) {
             result.addAll(provider.getNames(ImmutableGraph));
         }
@@ -384,8 +384,8 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Set<Iri> listGraphs() {
-        Set<Iri> result = new HashSet<Iri>();
+    public Set<IRI> listGraphs() {
+        Set<IRI> result = new HashSet<IRI>();
         for (TcProvider provider : providerList) {
             result.addAll(provider.listGraphs());
         }
@@ -393,8 +393,8 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
-        Set<Iri> result = new HashSet<Iri>();
+    public Set<IRI> listMGraphs() {
+        Set<IRI> result = new HashSet<IRI>();
         for (TcProvider provider : providerList) {
             result.addAll(provider.listMGraphs());
         }
@@ -402,8 +402,8 @@ public class TcProviderMultiplexer implements TcProvider {
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
-        Set<Iri> result = new HashSet<Iri>();
+    public Set<IRI> listImmutableGraphs() {
+        Set<IRI> result = new HashSet<IRI>();
         for (TcProvider provider : providerList) {
             result.addAll(provider.listImmutableGraphs());
         }