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Posted to commits@clerezza.apache.org by re...@apache.org on 2015/04/14 15:13:51 UTC

[76/87] [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/rdf/core/src/main/javacc/org/apache/clerezza/rdf/core/sparql/JavaCCGeneratedSparqlPreParser.jj
----------------------------------------------------------------------
diff --git a/rdf/core/src/main/javacc/org/apache/clerezza/rdf/core/sparql/JavaCCGeneratedSparqlPreParser.jj b/rdf/core/src/main/javacc/org/apache/clerezza/rdf/core/sparql/JavaCCGeneratedSparqlPreParser.jj
index 35050c0..4ef0976 100644
--- a/rdf/core/src/main/javacc/org/apache/clerezza/rdf/core/sparql/JavaCCGeneratedSparqlPreParser.jj
+++ b/rdf/core/src/main/javacc/org/apache/clerezza/rdf/core/sparql/JavaCCGeneratedSparqlPreParser.jj
@@ -41,8 +41,8 @@ import java.util.regex.Pattern;
 import org.apache.clerezza.commons.rdf.BlankNode;
 import org.apache.clerezza.commons.rdf.Language;
 import org.apache.clerezza.commons.rdf.Literal;
-import org.apache.clerezza.commons.rdf.RdfTerm;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.RDFTerm;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.LiteralFactory;
 import org.apache.clerezza.commons.rdf.impl.utils.PlainLiteralImpl;
 import org.apache.clerezza.commons.rdf.impl.utils.TypedLiteralImpl;
@@ -115,14 +115,14 @@ import org.apache.clerezza.rdf.core.sparql.update.impl.UpdateOperationWithQuads;
  */
 class JavaCCGeneratedSparqlPreParser {
 
-    private static final Iri RDF_TYPE =
-        new Iri("http://www.w3.org/1999/02/22-rdf-syntax-ns#type");
-    private static final Iri RDF_FIRST =
-        new Iri("http://www.w3.org/1999/02/22-rdf-syntax-ns#first");
-    private static final Iri RDF_REST =
-        new Iri("http://www.w3.org/1999/02/22-rdf-syntax-ns#rest");
-    private static final Iri RDF_NIL =
-        new Iri("http://www.w3.org/1999/02/22-rdf-syntax-ns#nil");
+    private static final IRI RDF_TYPE =
+        new IRI("http://www.w3.org/1999/02/22-rdf-syntax-ns#type");
+    private static final IRI RDF_FIRST =
+        new IRI("http://www.w3.org/1999/02/22-rdf-syntax-ns#first");
+    private static final IRI RDF_REST =
+        new IRI("http://www.w3.org/1999/02/22-rdf-syntax-ns#rest");
+    private static final IRI RDF_NIL =
+        new IRI("http://www.w3.org/1999/02/22-rdf-syntax-ns#nil");
 
     /** A RegEx pattern for separating out a namespace from a prefixed name. */
     private static final Pattern pfxNamePattern = Pattern.compile("([^:]*):(.*)");
@@ -134,17 +134,17 @@ class JavaCCGeneratedSparqlPreParser {
 
     private class GraphRefAllSpec {
         GraphSpec graphSpec;
-        Iri graph;
+        IRI graph;
         public void setGraphSpec(GraphSpec graphSpec) {
             this.graphSpec = graphSpec;
         }
         public GraphSpec getGraphSpec() {
             return this.graphSpec;
         }
-        public void setGraph(Iri graph){
+        public void setGraph(IRI graph){
             this.graph = graph;
         }
-        public Iri getGraph() {
+        public IRI getGraph() {
             return this.graph;
         }
     }
@@ -287,16 +287,16 @@ class JavaCCGeneratedSparqlPreParser {
         return bNode;
     }
 
-    private Iri createUriRef(String r) throws ParseException {
+    private IRI createUriRef(String r) throws ParseException {
         // Create an IRI directly if the string does not start with a prefix
         Matcher m = pfxNamePattern.matcher(r);
         if (!m.matches()) {
             // either a normal IRI, or one with a BASE
-            return isRelative(r) ? new Iri(base + r) : new Iri(r);
+            return isRelative(r) ? new IRI(base + r) : new IRI(r);
         }
         // extract the prefix, and attempt to convert to a URI before creating the reference
         String ns = prefixes.get(m.group(1));
-        return ns == null ? new Iri(r) : new Iri(ns + m.group(2));
+        return ns == null ? new IRI(r) : new IRI(ns + m.group(2));
     }
 
     /**
@@ -558,7 +558,7 @@ private Query ConstructQuery() : {
     return query; }
 }
 
-/* [11]    DescribeQuery ::= 'DESCRIBE' ( VarOrIri+ | '*' ) DatasetClause* WhereClause? SolutionModifier */
+/* [11]    DescribeQuery ::= 'DESCRIBE' ( VarOrIRI+ | '*' ) DatasetClause* WhereClause? SolutionModifier */
 private Query DescribeQuery() : {
     Query query;
     UriRefOrVariable node; } {
@@ -566,7 +566,7 @@ private Query DescribeQuery() : {
     <DESCRIBE> {
     query = new SimpleDescribeQuery(); }
     (
-        ( node=VarOrIri() {
+        ( node=VarOrIRI() {
             ((SimpleDescribeQuery) query).addResourceToDescribe(node); } )+
         |
         "*" {
@@ -597,7 +597,7 @@ private void DatasetClause(Query query) : {} {
 
 /* [14]    DefaultGraphClause ::= SourceSelector */
 private void DefaultGraphClause(Query query) : {
-    Iri defaultGraph; } {
+    IRI defaultGraph; } {
 
     defaultGraph=SourceSelector() {
     ((SimpleQuery) query).addDefaultGraph(defaultGraph); }
@@ -605,17 +605,17 @@ private void DefaultGraphClause(Query query) : {
 
 /* [15]    NamedGraphClause ::= 'NAMED' SourceSelector */
 private void NamedGraphClause(Query query) : {
-    Iri namedGraph; } {
+    IRI namedGraph; } {
 
     <NAMED> namedGraph=SourceSelector() {
     ((SimpleQuery) query).addNamedGraph(namedGraph); }
 }
 
 /* [16]    SourceSelector ::= iri */
-private Iri SourceSelector() : {
-    Iri graph; } {
+private IRI SourceSelector() : {
+    IRI graph; } {
 
-    graph=Iri() {
+    graph=IRI() {
     return graph; }
 }
 
@@ -781,7 +781,7 @@ private void Update1(Update update) : {
 
 /* [31]    Load ::= 'LOAD' 'SILENT'? iri ( 'INTO' GraphRef )? */
 private UpdateOperation Load() : {
-    Iri uriRef;
+    IRI uriRef;
     LoadOperation operation; } {
     <LOAD> {
     operation = new LoadOperation(); }
@@ -789,7 +789,7 @@ private UpdateOperation Load() : {
         <SILENT> {
         operation.setSilent(true); }
     )?
-    uriRef = Iri() {
+    uriRef = IRI() {
     operation.setSource(uriRef); }
     (
         <INTO>
@@ -834,7 +834,7 @@ private UpdateOperation Drop() : {
 
 /* [34]    Create ::= 'CREATE' 'SILENT'? GraphRef */
 private UpdateOperation Create() : {
-    Iri uriRef;
+    IRI uriRef;
     CreateOperation operation; } {
     <CREATE> {
     operation = new CreateOperation(); }
@@ -927,7 +927,7 @@ private UpdateOperation DeleteWhere() : {
 
 /* [41]    Modify ::= ( 'WITH' iri )? ( DeleteClause InsertClause? | InsertClause ) UsingClause* 'WHERE' GroupGraphPattern */
 private UpdateOperation Modify() : {
-    Iri fallbackGraph = null;
+    IRI fallbackGraph = null;
     UpdateOperationWithQuads deleteOperation = null;
     UpdateOperationWithQuads insertOperation = null;
     SimpleDataSet dataSet = new SimpleDataSet();
@@ -935,7 +935,7 @@ private UpdateOperation Modify() : {
     ModifyOperation operation; } {
     (
         <WITH>
-        fallbackGraph = Iri()
+        fallbackGraph = IRI()
     )?
     (
         deleteOperation = DeleteClause()
@@ -986,21 +986,21 @@ private UpdateOperationWithQuads InsertClause() : {
 
 /* [44]    UsingClause ::= 'USING' ( iri | 'NAMED' iri ) */
 private void UsingClause(SimpleDataSet dataSet) : {
-    Iri graph; } {
+    IRI graph; } {
     <USING>
     (
-        graph = Iri() {
+        graph = IRI() {
         dataSet.addDefaultGraph(graph); }
     |
         <NAMED>
-        graph = Iri() {
+        graph = IRI() {
         dataSet.addNamedGraph(graph); }
     )
 }
 
 /* [45]    GraphOrDefault ::= 'DEFAULT_T' | 'GRAPH'? iri */
 private GraphRefAllSpec GraphOrDefault() : {
-    Iri uriRef;
+    IRI uriRef;
     GraphRefAllSpec graphRefAllSpec = new GraphRefAllSpec(); } {
     (
         <DEFAULT_T> {
@@ -1009,7 +1009,7 @@ private GraphRefAllSpec GraphOrDefault() : {
         (
             <GRAPH>
         )?
-        uriRef = Iri() {
+        uriRef = IRI() {
         graphRefAllSpec.setGraph(uriRef);
         graphRefAllSpec.setGraphSpec(GraphSpec.GRAPH); }
     ) {
@@ -1017,16 +1017,16 @@ private GraphRefAllSpec GraphOrDefault() : {
 }
 
 /* [46]    GraphRef ::= 'GRAPH' iri */
-private Iri GraphRef() : {
-    Iri uriRef; } {
+private IRI GraphRef() : {
+    IRI uriRef; } {
     <GRAPH>
-    uriRef = Iri() {
+    uriRef = IRI() {
     return uriRef; }
 }
 
 /* [47]    GraphRefAll ::= GraphRef | 'DEFAULT_T' | 'NAMED' | 'ALL' */
 private GraphRefAllSpec GraphRefAll() : {
-    Iri uriRef;
+    IRI uriRef;
     GraphRefAllSpec graphRefAllSpec = new GraphRefAllSpec(); } {
     (
         uriRef = GraphRef() {
@@ -1076,13 +1076,13 @@ private void Quads(UpdateOperationWithQuads operation) : {
     )*
 }
 
-/* [51]    QuadsNotTriples ::= 'GRAPH' VarOrIri '{' TriplesTemplate? '}' */
+/* [51]    QuadsNotTriples ::= 'GRAPH' VarOrIRI '{' TriplesTemplate? '}' */
 private void QuadsNotTriples(UpdateOperationWithQuads operation) : {
     UriRefOrVariable graph;
     Set<TriplePattern> triplePatterns = null; } {
 
     <GRAPH>
-    graph=VarOrIri()
+    graph=VarOrIRI()
     "{"
     (
         triplePatterns=TriplesTemplate()
@@ -1184,18 +1184,18 @@ private void OptionalGraphPattern(GroupGraphPattern groupGraphPattern) : {
     ((SimpleGroupGraphPattern) groupGraphPattern).addOptionalGraphPattern(optional); }
 }
 
-/* [58]    GraphGraphPattern ::= 'GRAPH' VarOrIri GroupGraphPattern */
+/* [58]    GraphGraphPattern ::= 'GRAPH' VarOrIRI GroupGraphPattern */
 private void GraphGraphPattern(GroupGraphPattern groupGraphPattern) : {
     UriRefOrVariable graph;
     GroupGraphPattern g; } {
 
     <GRAPH>
-    graph=VarOrIri()
+    graph=VarOrIRI()
     g=GroupGraphPattern() {
     ((SimpleGroupGraphPattern) groupGraphPattern).addGraphPattern(new SimpleGraphGraphPattern(graph, g)); }
 }
 
-/* [59]    ServiceGraphPattern ::= 'SERVICE' 'SILENT'? VarOrIri GroupGraphPattern */
+/* [59]    ServiceGraphPattern ::= 'SERVICE' 'SILENT'? VarOrIRI GroupGraphPattern */
 private void ServiceGraphPattern(GroupGraphPattern groupGraphPattern) : {
     UriRefOrVariable service;
     GroupGraphPattern g;
@@ -1206,7 +1206,7 @@ private void ServiceGraphPattern(GroupGraphPattern groupGraphPattern) : {
         <SILENT> {
         silent = true; }
     )?
-    service=VarOrIri()
+    service=VarOrIRI()
     g=GroupGraphPattern() {
     SimpleServiceGraphPattern simpleServiceGraphPattern;
     simpleServiceGraphPattern = new SimpleServiceGraphPattern(service, g);
@@ -1255,14 +1255,14 @@ private InlineData DataBlock() : {
 /* [63]    InlineDataOneVar ::= Var '{' DataBlockValue* '}' */
 private void InlineDataOneVar(InlineData inlineData) : {
     Variable var;
-    RdfTerm val; } {
+    RDFTerm val; } {
 
     var=Var() {
     ((SimpleInlineData) inlineData).addVariable(var); }
     "{"
     (
         val=DataBlockValue() {
-        List<RdfTerm> values = new ArrayList<RdfTerm>();
+        List<RDFTerm> values = new ArrayList<RDFTerm>();
         values.add(val);
         ((SimpleInlineData) inlineData).addValues(values); }
     )*
@@ -1272,7 +1272,7 @@ private void InlineDataOneVar(InlineData inlineData) : {
 /* [64]    InlineDataFull ::= ( NIL | '(' Var* ')' ) '{' ( '(' DataBlockValue* ')' | NIL )* '}' */
 private void InlineDataFull(InlineData inlineData) : {
     Variable var;
-    RdfTerm val; } {
+    RDFTerm val; } {
     (
         <NIL>
     |
@@ -1288,7 +1288,7 @@ private void InlineDataFull(InlineData inlineData) : {
     (
         (
             "(" {
-            List<RdfTerm> values = new ArrayList<RdfTerm>(); }
+            List<RDFTerm> values = new ArrayList<RDFTerm>(); }
             (
                 val=DataBlockValue() {
                 values.add(val); }
@@ -1298,15 +1298,15 @@ private void InlineDataFull(InlineData inlineData) : {
         )
     |
         <NIL> {
-        ((SimpleInlineData) inlineData).addValues(new ArrayList<RdfTerm>()); }
+        ((SimpleInlineData) inlineData).addValues(new ArrayList<RDFTerm>()); }
     )*
     "}"
 }
 
 /* [65]    DataBlockValue ::= iri | RDFLiteral | NumericLiteral | BooleanLiteral | 'UNDEF' */
-private RdfTerm DataBlockValue() : {
-    RdfTerm r = null; } {
-    (r=Iri() | r=RDFLiteral() | r=NumericLiteral() | r=BooleanLiteral() | <UNDEF> ) {
+private RDFTerm DataBlockValue() : {
+    RDFTerm r = null; } {
+    (r=IRI() | r=RDFLiteral() | r=NumericLiteral() | r=BooleanLiteral() | <UNDEF> ) {
     return r; }
 }
 
@@ -1359,10 +1359,10 @@ private Expression Constraint() : {
 
 /* [70]    FunctionCall ::= iri ArgList */
 private FunctionCall FunctionCall() : {
-    Iri name;
+    IRI name;
     List<Expression> arguments; } {
 
-    name=Iri()
+    name=IRI()
     arguments=ArgList() {
     return new FunctionCall(name, arguments); }
 }
@@ -1477,11 +1477,11 @@ private void PropertyListNotEmpty(ResourceOrVariable subject, Set<TriplePattern>
     )*
 }
 
-/* [78]    Verb ::= VarOrIri | 'a' */
+/* [78]    Verb ::= VarOrIRI | 'a' */
 private UriRefOrVariable Verb() : {
     UriRefOrVariable predicate; } {
 
-    predicate=VarOrIri() {
+    predicate=VarOrIRI() {
     return predicate; }
     | "a" {
     return new UriRefOrVariable(RDF_TYPE); }
@@ -1685,10 +1685,10 @@ private String PathMod() : {} {
 /* [94]    PathPrimary ::= iri | 'a' | '!' PathNegatedPropertySet | '(' Path ')' */
 private PropertyPathExpression PathPrimary() : {
     PropertyPathExpression ppe;
-    Iri uriRef; } {
+    IRI uriRef; } {
 
     (
-        uriRef=Iri() {
+        uriRef=IRI() {
         return new PredicatePath(uriRef); }
     |
         "a" {
@@ -1731,10 +1731,10 @@ private PropertyPathExpression PathNegatedPropertySet() : {
 
 /* [96]    PathOneInPropertySet ::= iri | 'a' | '^' ( iri | 'a' ) */
 private PropertyPathExpression PathOneInPropertySet() : {
-    Iri uriRef; } {
+    IRI uriRef; } {
 
     (
-        uriRef=Iri() {
+        uriRef=IRI() {
         return new PredicatePath(uriRef); }
     |
         "a" {
@@ -1742,7 +1742,7 @@ private PropertyPathExpression PathOneInPropertySet() : {
     |
         "^"
         (
-            uriRef=Iri() {
+            uriRef=IRI() {
             return new UnaryPropertyPathOperation("^", new PredicatePath(uriRef)); }
         |
             "a" {
@@ -1863,16 +1863,16 @@ private ResourceOrVariable VarOrTerm() : {
     )
 }
 
-/* [107]    VarOrIri ::= Var | iri */
-private UriRefOrVariable VarOrIri() : {
+/* [107]    VarOrIRI ::= Var | iri */
+private UriRefOrVariable VarOrIRI() : {
     Variable var;
-    Iri uriRef; } {
+    IRI uriRef; } {
 
     (
     var=Var() {
     return new UriRefOrVariable(var); }
     |
-    uriRef=Iri() {
+    uriRef=IRI() {
     return new UriRefOrVariable(uriRef); }
     )
 }
@@ -1885,12 +1885,12 @@ private Variable Var() : {
     return createVariable(t.image); }
 }
 
-/* [109]    GraphTerm ::= Iri | RDFLiteral | NumericLiteral | BooleanLiteral | BlankNode | NIL */
+/* [109]    GraphTerm ::= IRI | RDFLiteral | NumericLiteral | BooleanLiteral | BlankNode | NIL */
 private ResourceOrVariable GraphTerm() : {
     ResourceOrVariable bNode = null;
-    RdfTerm r = null; } {
+    RDFTerm r = null; } {
 
-    (r=Iri() | r=RDFLiteral() | r=NumericLiteral() | r=BooleanLiteral() | bNode=BlankNode() | <NIL> {
+    (r=IRI() | r=RDFLiteral() | r=NumericLiteral() | r=BooleanLiteral() | bNode=BlankNode() | <NIL> {
         r = RDF_NIL; }) {
     if (bNode == null) {
         return new ResourceOrVariable(r);
@@ -2057,7 +2057,7 @@ private Expression PrimaryExpression() : {
         e=BuiltInCall()
 */
     |
-        e=IriOrFunction()
+        e=IRIOrFunction()
     |
         l=RDFLiteral()
     |
@@ -2283,12 +2283,12 @@ private Expression NotExistsFunc() : {
     return patternExistenceCondition; }
 }
 
-/* [128]    IriOrFunction ::= iri ArgList? */
-private Expression IriOrFunction() : {
-    Iri uriRef;
+/* [128]    IRIOrFunction ::= iri ArgList? */
+private Expression IRIOrFunction() : {
+    IRI uriRef;
     List<Expression> args; } {
 
-    uriRef=Iri()
+    uriRef=IRI()
     (
         args=ArgList() {
         return new FunctionCall(uriRef, args); }
@@ -2300,7 +2300,7 @@ private Expression IriOrFunction() : {
 private Literal RDFLiteral() : {
     Token t;
     String s;
-    Iri type; } {
+    IRI type; } {
 
     s = String()
     (
@@ -2309,7 +2309,7 @@ private Literal RDFLiteral() : {
     |
         (
             "^^"
-            type=Iri() {
+            type=IRI() {
             return new TypedLiteralImpl(s, type); }
         )
     )? {
@@ -2400,8 +2400,8 @@ private String String() : {
 }
 
 /* [136]    iri ::= IRIREF |  PrefixedName */
-private Iri Iri() : {
-    Iri uriRef;
+private IRI IRI() : {
+    IRI uriRef;
     Token t; } {
 
         t=<IRIREF> {
@@ -2412,7 +2412,7 @@ private Iri Iri() : {
 }
 
 /* [137]    PrefixedName ::= PNAME_LN | PNAME_NS */
-private Iri PrefixedName() : {
+private IRI PrefixedName() : {
     Token t; } {
 
     ( t=<PNAME_LN> | t=<PNAME_NS> ) {

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/LiteralFactoryTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/LiteralFactoryTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/LiteralFactoryTest.java
index e333535..f0dbd79 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/LiteralFactoryTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/LiteralFactoryTest.java
@@ -20,7 +20,7 @@ package org.apache.clerezza.rdf.core;
 
 
 import org.apache.clerezza.commons.rdf.Literal;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import java.util.Arrays;
 import java.util.Date;
 import org.junit.Test;
@@ -52,7 +52,7 @@ public class LiteralFactoryTest {
             bytes[i] = i;
         }
         Literal literal = LiteralFactory.getInstance().createTypedLiteral(bytes);
-        Assert.assertEquals(new Iri("http://www.w3.org/2001/XMLSchema#base64Binary"), 
+        Assert.assertEquals(new IRI("http://www.w3.org/2001/XMLSchema#base64Binary"), 
                 literal.getDataType());
         //we are using bytes.getClass() but there should be a way to get
         //that instance of Class without getting it from an instance
@@ -69,7 +69,7 @@ public class LiteralFactoryTest {
     public void dateConversion() {
         Date date = new Date();
         Literal literal = LiteralFactory.getInstance().createTypedLiteral(date);
-        Assert.assertEquals(new Iri("http://www.w3.org/2001/XMLSchema#dateTime"),
+        Assert.assertEquals(new IRI("http://www.w3.org/2001/XMLSchema#dateTime"),
                 literal.getDataType());
         Date dateBack = LiteralFactory.getInstance().createObject(Date.class, literal);
         Assert.assertEquals(date.getTime(), dateBack.getTime());
@@ -83,7 +83,7 @@ public class LiteralFactoryTest {
     public void stringConversion() {
         String value = "Hello world";
         Literal literal = LiteralFactory.getInstance().createTypedLiteral(value);
-        Assert.assertEquals(new Iri("http://www.w3.org/2001/XMLSchema#string"),
+        Assert.assertEquals(new IRI("http://www.w3.org/2001/XMLSchema#string"),
                 literal.getDataType());
         String valueBack = LiteralFactory.getInstance().createObject(String.class, literal);
         Assert.assertEquals(value, valueBack);
@@ -97,7 +97,7 @@ public class LiteralFactoryTest {
     public void intConversion() {
         int value = 3;
         Literal literal = LiteralFactory.getInstance().createTypedLiteral(value);
-        Assert.assertEquals(new Iri("http://www.w3.org/2001/XMLSchema#int"),
+        Assert.assertEquals(new IRI("http://www.w3.org/2001/XMLSchema#int"),
                 literal.getDataType());
         Integer valueBack = LiteralFactory.getInstance().createObject(Integer.class, literal);
         Assert.assertEquals(value, valueBack.intValue());
@@ -111,7 +111,7 @@ public class LiteralFactoryTest {
     public void longConversion() {
         long value = 332314646;
         Literal literal = LiteralFactory.getInstance().createTypedLiteral(value);
-        Assert.assertEquals(new Iri("http://www.w3.org/2001/XMLSchema#long"),
+        Assert.assertEquals(new IRI("http://www.w3.org/2001/XMLSchema#long"),
                 literal.getDataType());
         Long valueBack = LiteralFactory.getInstance().createObject(Long.class, literal);
         Assert.assertEquals(value, valueBack.longValue());

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/UriRefTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/UriRefTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/UriRefTest.java
index 27ab33e..71d6846 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/UriRefTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/UriRefTest.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;
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
 import org.junit.Test;
@@ -39,11 +39,11 @@ public class UriRefTest {
     public void uriRefEqualityTest() {
         try {
             String uriRefString = "http://example.org/üöä";
-            Iri uriRef1 = new Iri(uriRefString);
-            Iri uriRef2 = new Iri(uriRefString);
+            IRI uriRef1 = new IRI(uriRefString);
+            IRI uriRef2 = new IRI(uriRefString);
             Assert.assertEquals(uriRef1, uriRef2);
-            Iri uriRef3 =
-                    new Iri(URLEncoder.encode(uriRefString, "utf-8"));
+            IRI uriRef3 =
+                    new IRI(URLEncoder.encode(uriRefString, "utf-8"));
             Assert.assertFalse(uriRef1.equals(uriRef3));
         } catch (UnsupportedEncodingException ex) {
             logger.error("Exception {} ", ex);
@@ -53,7 +53,7 @@ public class UriRefTest {
     @Test
     public void toStringTest() {
         String uriRefString = "http://example.org/üöä";
-        Iri uriRef = new Iri(uriRefString);
+        IRI uriRef = new IRI(uriRefString);
         Assert.assertEquals("<"+uriRefString+">", uriRef.toString());
     }
 

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/SecurityTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/SecurityTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/SecurityTest.java
index 35bf406..bd11974 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/SecurityTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/SecurityTest.java
@@ -36,7 +36,7 @@ import org.junit.Test;
 import org.apache.clerezza.commons.rdf.Graph;
 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.providers.WeightedA;
 import org.apache.clerezza.rdf.core.access.providers.WeightedDummy;
 import org.apache.clerezza.rdf.core.access.security.TcPermission;
@@ -57,8 +57,8 @@ public class SecurityTest {
         ////needed to unbind because this is injected with META-INF/services - file
         TcManager.getInstance().unbindWeightedTcProvider(new WeightedA());
         TcManager.getInstance().bindWeightedTcProvider(new WeightedDummy());
-        TcManager.getInstance().createGraph(new Iri("http://example.org/ImmutableGraph/alreadyexists"));
-        TcManager.getInstance().createGraph(new Iri("http://example.org/read/ImmutableGraph"));
+        TcManager.getInstance().createGraph(new IRI("http://example.org/ImmutableGraph/alreadyexists"));
+        TcManager.getInstance().createGraph(new IRI("http://example.org/read/ImmutableGraph"));
     }
 
     @AfterClass
@@ -112,69 +112,69 @@ public class SecurityTest {
 
     @Test(expected=NoSuchEntityException.class)
     public void testAcessGraph() {        
-        TcManager.getInstance().getImmutableGraph(new Iri("http://example.org/permitted"));
+        TcManager.getInstance().getImmutableGraph(new IRI("http://example.org/permitted"));
     }
     
     @Test(expected=AccessControlException.class)
     public void testNoWildCard() {
-        TcManager.getInstance().getImmutableGraph(new Iri("http://example.org/permitted/subthing"));
+        TcManager.getInstance().getImmutableGraph(new IRI("http://example.org/permitted/subthing"));
     }
     
     @Test(expected=NoSuchEntityException.class)
     public void testAllowedArea() {
-        TcManager.getInstance().getImmutableGraph(new Iri("http://example.org/area/allowed/something"));
+        TcManager.getInstance().getImmutableGraph(new IRI("http://example.org/area/allowed/something"));
     }
     
     @Test(expected=AccessControlException.class)
     public void testAcessForbiddenGraph() {
-        TcManager.getInstance().getImmutableGraph(new Iri("http://example.org/forbidden"));
+        TcManager.getInstance().getImmutableGraph(new IRI("http://example.org/forbidden"));
     }
 
     @Test(expected=NoSuchEntityException.class)
     public void testCustomPermissions() {
-        Iri graphUri = new Iri("http://example.org/custom");
+        IRI graphUri = new IRI("http://example.org/custom");
         TcManager.getInstance().getTcAccessController().setRequiredReadPermissionStrings(graphUri,
                 Collections.singletonList("(java.io.FilePermission \"/etc\" \"write\")"));
         //new FilePermission("/etc", "write").toString()));
-        Graph ag = TcManager.getInstance().getGraph(new Iri("urn:x-localinstance:/ImmutableGraph-access.ImmutableGraph"));
+        Graph ag = TcManager.getInstance().getGraph(new IRI("urn:x-localinstance:/ImmutableGraph-access.ImmutableGraph"));
         System.out.print(ag.toString());
         TcManager.getInstance().getMGraph(graphUri);
     }
 
     @Test(expected=AccessControlException.class)
     public void testCustomPermissionsIncorrect() {
-        Iri graphUri = new Iri("http://example.org/custom");
+        IRI graphUri = new IRI("http://example.org/custom");
         TcManager.getInstance().getTcAccessController().setRequiredReadPermissionStrings(graphUri,
                 Collections.singletonList("(java.io.FilePermission \"/etc\" \"write\")"));
         //new FilePermission("/etc", "write").toString()));
-        Graph ag = TcManager.getInstance().getGraph(new Iri("urn:x-localinstance:/ImmutableGraph-access.ImmutableGraph"));
+        Graph ag = TcManager.getInstance().getGraph(new IRI("urn:x-localinstance:/ImmutableGraph-access.ImmutableGraph"));
         System.out.print(ag.toString());
         TcManager.getInstance().createGraph(graphUri);
     }
 
     @Test
     public void testCustomReadWritePermissions() {
-        Iri graphUri = new Iri("http://example.org/read-write-custom");
+        IRI graphUri = new IRI("http://example.org/read-write-custom");
         TcManager.getInstance().getTcAccessController().setRequiredReadWritePermissionStrings(graphUri,
                 Collections.singletonList("(java.io.FilePermission \"/etc\" \"write\")"));
         //new FilePermission("/etc", "write").toString()));
-        Graph ag = TcManager.getInstance().getGraph(new Iri("urn:x-localinstance:/ImmutableGraph-access.ImmutableGraph"));
+        Graph ag = TcManager.getInstance().getGraph(new IRI("urn:x-localinstance:/ImmutableGraph-access.ImmutableGraph"));
         System.out.print(ag.toString());
         TcManager.getInstance().createGraph(graphUri);
     }
     
     @Test(expected=EntityAlreadyExistsException.class)
     public void testCreateMGraph() {
-        TcManager.getInstance().createGraph(new Iri("http://example.org/ImmutableGraph/alreadyexists"));
+        TcManager.getInstance().createGraph(new IRI("http://example.org/ImmutableGraph/alreadyexists"));
     }
     @Test(expected=AccessControlException.class)
     public void testCreateMGraphWithoutWritePermission() {
-        TcManager.getInstance().createGraph(new Iri("http://example.org/read/ImmutableGraph"));
+        TcManager.getInstance().createGraph(new IRI("http://example.org/read/ImmutableGraph"));
     }
     @Test(expected=ReadOnlyException.class)
     public void testAddTripleToMGraph() {
-        Graph graph = TcManager.getInstance().getMGraph(new Iri("http://example.org/read/ImmutableGraph"));
-        Triple triple = new TripleImpl(new Iri("http://example.org/definition/isNonLiteral"), new Iri("http://example.org/definition/isTest"), new PlainLiteralImpl("test"));
+        Graph graph = TcManager.getInstance().getMGraph(new IRI("http://example.org/read/ImmutableGraph"));
+        Triple triple = new TripleImpl(new IRI("http://example.org/definition/isNonLiteral"), new IRI("http://example.org/definition/isTest"), new PlainLiteralImpl("test"));
         graph.add(triple);
     }
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/TcManagerTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/TcManagerTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/TcManagerTest.java
index 6e3ab07..181e36f 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/TcManagerTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/TcManagerTest.java
@@ -27,7 +27,7 @@ import org.mockito.Mockito;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 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.providers.WeightedA;
 import org.apache.clerezza.rdf.core.access.providers.WeightedA1;
 import org.apache.clerezza.rdf.core.access.providers.WeightedAHeavy;
@@ -50,10 +50,10 @@ import static org.junit.Assert.*;
  */
 public class TcManagerTest {
 
-	public static Iri uriRefAHeavy = new Iri("http://example.org/aHeavy");
-	public static Iri uriRefB = new Iri("http://example.org/b");;
-	public static final Iri uriRefA = new Iri("http://example.org/a");
-	public static final Iri uriRefA1 = new Iri("http://example.org/a1");
+	public static IRI uriRefAHeavy = new IRI("http://example.org/aHeavy");
+	public static IRI uriRefB = new IRI("http://example.org/b");;
+	public static final IRI uriRefA = new IRI("http://example.org/a");
+	public static final IRI uriRefA1 = new IRI("http://example.org/a1");
 	private TcManager graphAccess;
 	private QueryEngine queryEngine;
 	private final WeightedA weightedA = new WeightedA();

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA.java
index 0216dd6..624a80d 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA.java
@@ -24,7 +24,7 @@ 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;
 import org.apache.clerezza.rdf.core.access.EntityUndeletableException;
 import org.apache.clerezza.rdf.core.access.NoSuchEntityException;
 import org.apache.clerezza.rdf.core.access.WeightedTcProvider;
@@ -37,14 +37,14 @@ import org.apache.clerezza.commons.rdf.impl.utils.TripleImpl;
  * @author reto
  */
 public class WeightedA implements WeightedTcProvider {
-    private Set<Iri> mGraphList = new HashSet<Iri>();
+    private Set<IRI> mGraphList = new HashSet<IRI>();
     @Override
     public int getWeight() {
         return 5;
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         if (name.equals(TcManagerTest.uriRefA)) {
             Graph mResult = new SimpleMGraph();
             mResult.add(new TripleImpl(TcManagerTest.uriRefA, 
@@ -56,48 +56,48 @@ public class WeightedA implements WeightedTcProvider {
     }
 
     @Override
-    public Graph getMGraph(Iri name) throws NoSuchEntityException {
+    public Graph getMGraph(IRI name) throws NoSuchEntityException {
         throw new NoSuchEntityException(name);
     }
 
     @Override
-    public Graph getGraph(Iri name) throws NoSuchEntityException {
+    public Graph getGraph(IRI name) throws NoSuchEntityException {
         return getImmutableGraph(name);
     }
 
     @Override
-    public Graph createGraph(Iri name) {
+    public Graph createGraph(IRI name) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples) {
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public void deleteGraph(Iri name) throws NoSuchEntityException, 
+    public void deleteGraph(IRI name) throws NoSuchEntityException, 
             EntityUndeletableException {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> listGraphs() {
+    public Set<IRI> listGraphs() {
         return Collections.singleton(TcManagerTest.uriRefA);
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
+    public Set<IRI> listMGraphs() {
         return mGraphList;
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
+    public Set<IRI> listImmutableGraphs() {
         return listGraphs();
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA1.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA1.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA1.java
index f121cdf..9053e02 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA1.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedA1.java
@@ -24,7 +24,7 @@ import java.util.Set;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.EntityUndeletableException;
 import org.apache.clerezza.rdf.core.access.NoSuchEntityException;
 import org.apache.clerezza.rdf.core.access.WeightedTcProvider;
@@ -38,14 +38,14 @@ import org.apache.clerezza.commons.rdf.impl.utils.TripleImpl;
  * @author reto
  */
 public class WeightedA1 implements WeightedTcProvider {
-    private Set<Iri> mGraphList = new HashSet<Iri>();
+    private Set<IRI> mGraphList = new HashSet<IRI>();
     @Override
     public int getWeight() {
         return 5;
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         if (name.equals(TcManagerTest.uriRefA)) {
             Graph mResult = new SimpleMGraph();
             mResult.add(new TripleImpl(TcManagerTest.uriRefA1, 
@@ -57,48 +57,48 @@ public class WeightedA1 implements WeightedTcProvider {
     }
 
     @Override
-    public Graph getMGraph(Iri name) throws NoSuchEntityException {
+    public Graph getMGraph(IRI name) throws NoSuchEntityException {
         throw new NoSuchEntityException(name);
     }
 
     @Override
-    public Graph getGraph(Iri name) throws NoSuchEntityException {
+    public Graph getGraph(IRI name) throws NoSuchEntityException {
         return getImmutableGraph(name);
     }
 
     @Override
-    public Graph createGraph(Iri name) {
+    public Graph createGraph(IRI name) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples) {
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public void deleteGraph(Iri name) throws NoSuchEntityException, 
+    public void deleteGraph(IRI name) throws NoSuchEntityException, 
             EntityUndeletableException {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
+    public Set<IRI> listImmutableGraphs() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
+    public Set<IRI> listMGraphs() {
         return mGraphList;
     }
 
     @Override
-    public Set<Iri> listGraphs() {
+    public Set<IRI> listGraphs() {
         return listMGraphs();
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedAHeavy.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedAHeavy.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedAHeavy.java
index ef9497e..7674ca6 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedAHeavy.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedAHeavy.java
@@ -25,7 +25,7 @@ import java.util.Set;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.EntityUndeletableException;
 import org.apache.clerezza.rdf.core.access.NoSuchEntityException;
 import org.apache.clerezza.rdf.core.access.WeightedTcProvider;
@@ -46,7 +46,7 @@ public class WeightedAHeavy implements WeightedTcProvider {
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         if (name.equals(TcManagerTest.uriRefA)) {
             Graph mResult = new SimpleGraph();
             mResult.add(new TripleImpl(TcManagerTest.uriRefAHeavy, 
@@ -57,47 +57,47 @@ public class WeightedAHeavy implements WeightedTcProvider {
     }
 
     @Override
-    public Graph getMGraph(Iri name) throws NoSuchEntityException {
+    public Graph getMGraph(IRI name) throws NoSuchEntityException {
         throw new NoSuchEntityException(name);
     }
 
     @Override
-    public Graph getGraph(Iri name) throws NoSuchEntityException {
+    public Graph getGraph(IRI name) throws NoSuchEntityException {
         return getImmutableGraph(name);
     }
 
     @Override
-    public Graph createGraph(Iri name) {
+    public Graph createGraph(IRI name) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples) {
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public void deleteGraph(Iri name) throws NoSuchEntityException, 
+    public void deleteGraph(IRI name) throws NoSuchEntityException, 
             EntityUndeletableException {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
     @Override
-    public Set<Iri> listGraphs() {
+    public Set<IRI> listGraphs() {
         return Collections.singleton(TcManagerTest.uriRefA);
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
-        return new HashSet<Iri>();
+    public Set<IRI> listMGraphs() {
+        return new HashSet<IRI>();
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
+    public Set<IRI> listImmutableGraphs() {
         return listGraphs();
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedBlight.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedBlight.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedBlight.java
index d528fbd..68ad4cf 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedBlight.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedBlight.java
@@ -24,7 +24,7 @@ import java.util.Set;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.apache.clerezza.commons.rdf.Graph;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.EntityUndeletableException;
 import org.apache.clerezza.rdf.core.access.NoSuchEntityException;
 import org.apache.clerezza.rdf.core.access.WeightedTcProvider;
@@ -44,7 +44,7 @@ public class WeightedBlight implements WeightedTcProvider {
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         if (name.equals(TcManagerTest.uriRefB)) {
             Graph mResult = new SimpleMGraph();
             mResult.add(new TripleImpl(TcManagerTest.uriRefB, TcManagerTest.uriRefB, TcManagerTest.uriRefB));
@@ -59,48 +59,48 @@ public class WeightedBlight implements WeightedTcProvider {
     }
 
     @Override
-    public Graph getMGraph(Iri name) throws NoSuchEntityException {
+    public Graph getMGraph(IRI name) throws NoSuchEntityException {
         throw new NoSuchEntityException(name);
     }
 
     @Override
-    public Graph getGraph(Iri name) throws NoSuchEntityException {
+    public Graph getGraph(IRI name) throws NoSuchEntityException {
         return getImmutableGraph(name);
     }
 
     @Override
-    public Graph createGraph(Iri name) {
+    public Graph createGraph(IRI name) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples) {
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public void deleteGraph(Iri name) throws NoSuchEntityException, 
+    public void deleteGraph(IRI name) throws NoSuchEntityException, 
             EntityUndeletableException {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
+    public Set<IRI> listImmutableGraphs() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
-        return new HashSet<Iri>();
+    public Set<IRI> listMGraphs() {
+        return new HashSet<IRI>();
     }
 
     @Override
-    public Set<Iri> listGraphs() {
+    public Set<IRI> listGraphs() {
         return listMGraphs();
     }
 

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedDummy.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedDummy.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedDummy.java
index 64c164d..5d616fb 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedDummy.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/access/providers/WeightedDummy.java
@@ -26,7 +26,7 @@ import java.util.Set;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.apache.clerezza.commons.rdf.Graph;
-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.EntityUndeletableException;
 import org.apache.clerezza.rdf.core.access.NoSuchEntityException;
@@ -40,10 +40,10 @@ import org.apache.clerezza.commons.rdf.impl.utils.simple.SimpleMGraph;
  */
 public class WeightedDummy implements WeightedTcProvider {
 
-    private Map<Iri, Graph> tripleMap = new HashMap<Iri, Graph>();
+    private Map<IRI, Graph> tripleMap = new HashMap<IRI, Graph>();
 
     @Override
-    public ImmutableGraph createImmutableGraph(Iri name, Graph triples)
+    public ImmutableGraph createImmutableGraph(IRI name, Graph triples)
             throws EntityAlreadyExistsException {
         if ((name == null) || (name.getUnicodeString() == null)
                 || (name.getUnicodeString().trim().length() == 0)) {
@@ -69,7 +69,7 @@ public class WeightedDummy implements WeightedTcProvider {
     }
 
     @Override
-    public Graph createGraph(Iri name) throws EntityAlreadyExistsException {
+    public Graph createGraph(IRI name) throws EntityAlreadyExistsException {
         if ((name == null) || (name.getUnicodeString() == null)
                 || (name.getUnicodeString().trim().length() == 0)) {
             throw new IllegalArgumentException("Name must not be null");
@@ -88,7 +88,7 @@ public class WeightedDummy implements WeightedTcProvider {
     }
 
     @Override
-    public void deleteGraph(Iri name)
+    public void deleteGraph(IRI name)
             throws NoSuchEntityException, EntityUndeletableException {
         if (tripleMap.remove(name) == null) {
             throw new NoSuchEntityException(name);
@@ -96,7 +96,7 @@ public class WeightedDummy implements WeightedTcProvider {
     }
 
     @Override
-    public ImmutableGraph getImmutableGraph(Iri name) throws NoSuchEntityException {
+    public ImmutableGraph getImmutableGraph(IRI name) throws NoSuchEntityException {
         Graph Graph = tripleMap.get(name);
         if (Graph == null) {
             throw new NoSuchEntityException(name);
@@ -107,7 +107,7 @@ public class WeightedDummy implements WeightedTcProvider {
     }
 
     @Override
-    public Graph getMGraph(Iri name) throws NoSuchEntityException {
+    public Graph getMGraph(IRI name) throws NoSuchEntityException {
         Graph Graph = tripleMap.get(name);
         if (Graph == null) {
             throw new NoSuchEntityException(name);
@@ -118,13 +118,13 @@ public class WeightedDummy implements WeightedTcProvider {
     }
 
     @Override
-    public Set<Iri> getNames(ImmutableGraph ImmutableGraph) {
+    public Set<IRI> getNames(ImmutableGraph ImmutableGraph) {
         throw new UnsupportedOperationException(
                 "Not supported yet. equals() has to be implemented first");
     }
 
     @Override
-    public Graph getGraph(Iri name)
+    public Graph getGraph(IRI name)
             throws NoSuchEntityException {
         Graph Graph = tripleMap.get(name);
         if (Graph == null) {
@@ -140,17 +140,17 @@ public class WeightedDummy implements WeightedTcProvider {
     }
 
     @Override
-    public Set<Iri> listImmutableGraphs() {
+    public Set<IRI> listImmutableGraphs() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public Set<Iri> listMGraphs() {
-        return new HashSet<Iri>();
+    public Set<IRI> listMGraphs() {
+        return new HashSet<IRI>();
     }
 
     @Override
-    public Set<Iri> listGraphs() {
+    public Set<IRI> listGraphs() {
         return listMGraphs();
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/impl/util/SimpleLiteralFactoryTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/impl/util/SimpleLiteralFactoryTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/impl/util/SimpleLiteralFactoryTest.java
index 36d3584..e8b16b8 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/impl/util/SimpleLiteralFactoryTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/impl/util/SimpleLiteralFactoryTest.java
@@ -21,7 +21,7 @@ package org.apache.clerezza.rdf.core.impl.util;
 import junit.framework.Assert;
 import org.apache.clerezza.rdf.core.impl.util.SimpleLiteralFactory;
 import org.apache.clerezza.commons.rdf.Literal;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.junit.Test;
 
 /**
@@ -30,12 +30,12 @@ import org.junit.Test;
  */
 public class SimpleLiteralFactoryTest {
 
-    final private static Iri xsdInteger = 
-            new Iri("http://www.w3.org/2001/XMLSchema#integer");
-    final private static Iri xsdInt =
-            new Iri("http://www.w3.org/2001/XMLSchema#int");
-    final private static Iri xsdLong =
-            new Iri("http://www.w3.org/2001/XMLSchema#long");
+    final private static IRI xsdInteger = 
+            new IRI("http://www.w3.org/2001/XMLSchema#integer");
+    final private static IRI xsdInt =
+            new IRI("http://www.w3.org/2001/XMLSchema#int");
+    final private static IRI xsdLong =
+            new IRI("http://www.w3.org/2001/XMLSchema#long");
 
     SimpleLiteralFactory simpleLiteralFactory = new SimpleLiteralFactory();
 

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/ParserTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/ParserTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/ParserTest.java
index 2919ba4..2745026 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/ParserTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/ParserTest.java
@@ -18,7 +18,7 @@
  */
 package org.apache.clerezza.rdf.core.serializedform;
 
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.commons.rdf.Graph;
 import java.io.InputStream;
 import junit.framework.Assert;
@@ -74,7 +74,7 @@ public class ParserTest {
     static class ParsingProviderA implements ParsingProvider {
 
         @Override
-        public void parse(Graph target, InputStream serializedGraph, String formatIdentifier, Iri baseUri) {
+        public void parse(Graph target, InputStream serializedGraph, String formatIdentifier, IRI baseUri) {
             providerAInvoked = true;
         }
     };
@@ -82,7 +82,7 @@ public class ParserTest {
     static class ParsingProviderB implements ParsingProvider {
 
         @Override
-        public void parse(Graph target, InputStream serializedGraph, String formatIdentifier, Iri baseUri) {
+        public void parse(Graph target, InputStream serializedGraph, String formatIdentifier, IRI baseUri) {
             providerBInvoked = true;
         }
     };

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/TestServiceManagedProvider.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/TestServiceManagedProvider.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/TestServiceManagedProvider.java
index 6bf5c91..7e7adb7 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/TestServiceManagedProvider.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/serializedform/TestServiceManagedProvider.java
@@ -22,7 +22,7 @@ import java.io.InputStream;
 import org.apache.clerezza.commons.rdf.Graph;
 import org.junit.Assert;
 import org.junit.Test;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 
 /**
  * This class is listed in
@@ -36,7 +36,7 @@ public class TestServiceManagedProvider implements ParsingProvider {
     private static boolean parseInvoked;
 
     @Override
-    public void parse(Graph target, InputStream serializedGraph, String formatIdentifier, Iri baseUri) {
+    public void parse(Graph target, InputStream serializedGraph, String formatIdentifier, IRI baseUri) {
         parseInvoked = true;
     }
     

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QueryParserTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QueryParserTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QueryParserTest.java
index 69f33bc..f39e338 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QueryParserTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QueryParserTest.java
@@ -24,7 +24,7 @@ import java.util.Set;
 import org.junit.Assert;
 import org.junit.Test;
 import org.apache.clerezza.commons.rdf.Language;
-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.rdf.core.sparql.query.AskQuery;
 import org.apache.clerezza.rdf.core.sparql.query.BasicGraphPattern;
@@ -75,7 +75,7 @@ public class QueryParserTest {
         Assert.assertTrue(selectQuery.getSelection().get(0)
                 .equals(new Variable(variable)));
         Assert.assertTrue(selectQuery.getDataSet().getDefaultGraphs().toArray()[0]
-                .equals(new Iri(defaultGraph)));
+                .equals(new IRI(defaultGraph)));
 
         GraphPattern gp = (GraphPattern) selectQuery.getQueryPattern()
                 .getGraphPatterns().toArray()[0];
@@ -85,8 +85,8 @@ public class QueryParserTest {
         Set<TriplePattern> triplePatterns = bgp.getTriplePatterns();
         Assert.assertTrue(triplePatterns.size()==1);
 
-        ResourceOrVariable s = new ResourceOrVariable(new Iri(subject));
-        UriRefOrVariable p = new UriRefOrVariable(new Iri(predicate));
+        ResourceOrVariable s = new ResourceOrVariable(new IRI(subject));
+        UriRefOrVariable p = new UriRefOrVariable(new IRI(predicate));
         ResourceOrVariable o = new ResourceOrVariable(new Variable(variable));
 
         Assert.assertTrue(triplePatterns.contains(
@@ -187,8 +187,8 @@ public class QueryParserTest {
                 .getConstructTemplate();
         Assert.assertTrue(triplePatterns.size()==1);
 
-        ResourceOrVariable s = new ResourceOrVariable(new Iri(subject1));
-        UriRefOrVariable p = new UriRefOrVariable(new Iri(predicate1));
+        ResourceOrVariable s = new ResourceOrVariable(new IRI(subject1));
+        UriRefOrVariable p = new UriRefOrVariable(new IRI(predicate1));
         ResourceOrVariable o = new ResourceOrVariable(new Variable(variable1));
 
         Assert.assertTrue(triplePatterns.contains(
@@ -202,7 +202,7 @@ public class QueryParserTest {
         Assert.assertTrue(triplePatterns.size()==1);
 
         s = new ResourceOrVariable(new Variable(variable2));
-        p = new UriRefOrVariable(new Iri(predicate2));
+        p = new UriRefOrVariable(new IRI(predicate2));
 
         Assert.assertTrue(triplePatterns.contains(
                 new SimpleTriplePattern(s, p, o)));
@@ -222,7 +222,7 @@ public class QueryParserTest {
         Assert.assertTrue(DescribeQuery.class.isAssignableFrom(q.getClass()));
         DescribeQuery describeQuery = (DescribeQuery) q;
         Assert.assertTrue(describeQuery.getResourcesToDescribe().get(0)
-                .getResource().equals(new Iri(resource)));
+                .getResource().equals(new IRI(resource)));
     }
 
     @Test
@@ -251,7 +251,7 @@ public class QueryParserTest {
         Assert.assertTrue(triplePatterns.size()==1);
 
         Assert.assertTrue(triplePatterns.contains(new SimpleTriplePattern(new Variable(variable),
-                new Iri(predicate), new PlainLiteralImpl(object))));
+                new IRI(predicate), new PlainLiteralImpl(object))));
     }
 
     @Test
@@ -292,8 +292,8 @@ public class QueryParserTest {
         Set<TriplePattern> triplePatterns = bgp.getTriplePatterns();
         Assert.assertTrue(triplePatterns.size()==1);
 
-        ResourceOrVariable s = new ResourceOrVariable(new Iri(base+subject));
-        UriRefOrVariable p = new UriRefOrVariable(new Iri(prefixUri+predicate));
+        ResourceOrVariable s = new ResourceOrVariable(new IRI(base+subject));
+        UriRefOrVariable p = new UriRefOrVariable(new IRI(prefixUri+predicate));
         ResourceOrVariable o = new ResourceOrVariable(new Variable(variable));
 
         Assert.assertTrue(triplePatterns.contains(
@@ -367,7 +367,7 @@ public class QueryParserTest {
 
         Set<TriplePattern> triplePatterns = bgp.getTriplePatterns();
         Assert.assertTrue(triplePatterns.size() == 1);
-        Assert.assertTrue(triplePatterns.contains(new SimpleTriplePattern(var1, new Iri(prefix1Uri + predicate1),
+        Assert.assertTrue(triplePatterns.contains(new SimpleTriplePattern(var1, new IRI(prefix1Uri + predicate1),
                 var2)));
 
         GraphPattern gp2 = (GraphPattern) ogp.getOptionalGraphPattern()
@@ -377,7 +377,7 @@ public class QueryParserTest {
 
         triplePatterns = bgp.getTriplePatterns();
         Assert.assertTrue(triplePatterns.size() == 1);
-        Assert.assertTrue(triplePatterns.contains(new SimpleTriplePattern(var1, new Iri(prefix2Uri + predicate2),
+        Assert.assertTrue(triplePatterns.contains(new SimpleTriplePattern(var1, new IRI(prefix2Uri + predicate2),
                 var3)));
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QuerySerializerTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QuerySerializerTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QuerySerializerTest.java
index f463ed8..eccf13f 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QuerySerializerTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/QuerySerializerTest.java
@@ -23,7 +23,7 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 import org.apache.clerezza.rdf.core.LiteralFactory;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.sparql.query.BinaryOperation;
 import org.apache.clerezza.rdf.core.sparql.query.BuiltInCall;
 import org.apache.clerezza.rdf.core.sparql.query.Expression;
@@ -62,12 +62,12 @@ public class QuerySerializerTest {
         SimpleSelectQuery selectQuery = new SimpleSelectQuery();
         Variable variable = new Variable("title");
         selectQuery.addSelection(variable);
-        Iri defaultGraph = new Iri("http://example.org/library");
+        IRI defaultGraph = new IRI("http://example.org/library");
         selectQuery.addDefaultGraph(defaultGraph);
         ResourceOrVariable subject = new ResourceOrVariable(
-                new Iri("http://example.org/book/book1"));
+                new IRI("http://example.org/book/book1"));
         UriRefOrVariable predicate = new UriRefOrVariable(
-                new Iri("http://purl.org/dc/elements/1.1/title"));
+                new IRI("http://purl.org/dc/elements/1.1/title"));
         ResourceOrVariable object = new ResourceOrVariable(variable);
         TriplePattern triplePattern = new SimpleTriplePattern(subject, predicate, object);
         Set<TriplePattern> triplePatterns = new HashSet<TriplePattern>();
@@ -90,16 +90,16 @@ public class QuerySerializerTest {
                 "WHERE { ?x <http://xmlns.com/foaf/0.1/name> ?name . }";
 
         ResourceOrVariable s = new ResourceOrVariable(
-                new Iri("http://example.org/person#Alice"));
+                new IRI("http://example.org/person#Alice"));
         UriRefOrVariable p = new UriRefOrVariable(
-                new Iri("http://www.w3.org/2001/vcard-rdf/3.0#FN"));
+                new IRI("http://www.w3.org/2001/vcard-rdf/3.0#FN"));
         ResourceOrVariable o = new ResourceOrVariable(new Variable("name"));
         Set<TriplePattern> constructTriplePatterns = new HashSet<TriplePattern>();
         constructTriplePatterns.add(new SimpleTriplePattern(s, p, o));
         SimpleConstructQuery constructQuery = new SimpleConstructQuery(constructTriplePatterns);
 
         s = new ResourceOrVariable(new Variable("x"));
-        p = new UriRefOrVariable(new Iri("http://xmlns.com/foaf/0.1/name"));
+        p = new UriRefOrVariable(new IRI("http://xmlns.com/foaf/0.1/name"));
         Set<TriplePattern> triplePatterns = new HashSet<TriplePattern>();
         triplePatterns.add(new SimpleTriplePattern(s, p, o));
 
@@ -119,7 +119,7 @@ public class QuerySerializerTest {
 
         SimpleDescribeQuery describeQuery = new SimpleDescribeQuery();
         describeQuery.addResourceToDescribe(new ResourceOrVariable(
-                new Iri("http://example.org/book/book1")));
+                new IRI("http://example.org/book/book1")));
 
         Assert.assertTrue(describeQuery.toString()
                 .replaceAll("( |\n)+", " ").trim().equals(queryString));
@@ -133,7 +133,7 @@ public class QuerySerializerTest {
 
         ResourceOrVariable s = new ResourceOrVariable(new Variable("x"));
         UriRefOrVariable p = new UriRefOrVariable(
-                new Iri("http://xmlns.com/foaf/0.1/name"));
+                new IRI("http://xmlns.com/foaf/0.1/name"));
         ResourceOrVariable o = new ResourceOrVariable(
                 LiteralFactory.getInstance().createTypedLiteral("Alice"));
 
@@ -173,9 +173,9 @@ public class QuerySerializerTest {
         Variable x = new Variable("x");
         Set<TriplePattern> triplePatterns = new HashSet<TriplePattern>();
         triplePatterns.add(new SimpleTriplePattern(x,
-                new Iri("http://example.org/ns#price"), price));
+                new IRI("http://example.org/ns#price"), price));
         triplePatterns.add(new SimpleTriplePattern(x,
-                new Iri("http://purl.org/dc/elements/1.1/title"), title));
+                new IRI("http://purl.org/dc/elements/1.1/title"), title));
 
         SimpleBasicGraphPattern bgp = new SimpleBasicGraphPattern(triplePatterns);
         SimpleGroupGraphPattern queryPattern = new SimpleGroupGraphPattern();
@@ -204,13 +204,13 @@ public class QuerySerializerTest {
         Variable myType = new Variable("myType");
         Set<TriplePattern> triplePatterns = new HashSet<TriplePattern>();
         triplePatterns.add(new SimpleTriplePattern(resource,
-                new Iri("http://www.w3.org/1999/02/22-rdf-syntax-ns#type"), myType));
+                new IRI("http://www.w3.org/1999/02/22-rdf-syntax-ns#type"), myType));
 
         SimpleBasicGraphPattern bgp = new SimpleBasicGraphPattern(triplePatterns);
         SimpleGroupGraphPattern queryPattern = new SimpleGroupGraphPattern();
         queryPattern.addGraphPattern(bgp);
         BinaryOperation constraint = new BinaryOperation("=",
-                resource, new UriRefExpression(new Iri("http://example.org/ontology#special")));
+                resource, new UriRefExpression(new IRI("http://example.org/ontology#special")));
         queryPattern.addConstraint(constraint);
         selectQuery.setQueryPattern(queryPattern);
 
@@ -261,13 +261,13 @@ public class QuerySerializerTest {
         Variable x = new Variable("x");
         Set<TriplePattern> triplePatterns = new HashSet<TriplePattern>();
         triplePatterns.add(new SimpleTriplePattern(x,
-                new Iri("http://purl.org/dc/elements/1.1/title"), title));
+                new IRI("http://purl.org/dc/elements/1.1/title"), title));
 
         SimpleBasicGraphPattern bgp = new SimpleBasicGraphPattern(triplePatterns);
 
         Set<TriplePattern> triplePatternsOpt = new HashSet<TriplePattern>();
         triplePatternsOpt.add(new SimpleTriplePattern(x,
-                new Iri("http://example.org/ns#price"), price));
+                new IRI("http://example.org/ns#price"), price));
 
         SimpleBasicGraphPattern bgpOpt =
                 new SimpleBasicGraphPattern(triplePatternsOpt);
@@ -299,7 +299,7 @@ public class QuerySerializerTest {
         Variable x = new Variable("x");
         Set<TriplePattern> triplePatterns = new HashSet<TriplePattern>();
         triplePatterns.add(new SimpleTriplePattern(
-                new Iri("http://localhost/testitem"), p, x));
+                new IRI("http://localhost/testitem"), p, x));
 
         SimpleBasicGraphPattern bgp = new SimpleBasicGraphPattern(triplePatterns);
         SimpleGroupGraphPattern queryPattern = new SimpleGroupGraphPattern();

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/SparqlPreParserTest.java
----------------------------------------------------------------------
diff --git a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/SparqlPreParserTest.java b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/SparqlPreParserTest.java
index 8472dc6..a261e09 100644
--- a/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/SparqlPreParserTest.java
+++ b/rdf/core/src/test/java/org/apache/clerezza/rdf/core/sparql/SparqlPreParserTest.java
@@ -20,7 +20,7 @@ package org.apache.clerezza.rdf.core.sparql;
 
 import java.util.HashSet;
 import java.util.Set;
-import org.apache.clerezza.commons.rdf.Iri;
+import org.apache.clerezza.commons.rdf.IRI;
 import org.apache.clerezza.rdf.core.access.TcManager;
 import org.junit.Assert;
 import org.junit.Test;
@@ -31,14 +31,14 @@ import org.junit.Test;
  */
 public class SparqlPreParserTest {
 
-    private final static Iri DEFAULT_GRAPH = new Iri("http://example.org/default.graph"); 
-    private final static Iri NAMED_GRAPH = new Iri("http://example.org/dummy.graph"); 
-    private final static Iri TEST_GRAPH = new Iri("http://example.org/test.graph"); 
+    private final static IRI DEFAULT_GRAPH = new IRI("http://example.org/default.graph"); 
+    private final static IRI NAMED_GRAPH = new IRI("http://example.org/dummy.graph"); 
+    private final static IRI TEST_GRAPH = new IRI("http://example.org/test.graph"); 
 
     class MyTcManager extends TcManager {
         @Override
-        public Set<Iri> listGraphs() {
-            Set<Iri> result = new HashSet<Iri>();
+        public Set<IRI> listGraphs() {
+            Set<IRI> result = new HashSet<IRI>();
             result.add(NAMED_GRAPH);
             return result;
         }
@@ -57,7 +57,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStrBuilder.toString(), DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStrBuilder.toString(), DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -69,7 +69,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStrBuilder.toString(), DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStrBuilder.toString(), DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs == null);
     }
 
@@ -87,7 +87,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStrBuilder.toString(), DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStrBuilder.toString(), DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -98,7 +98,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -109,7 +109,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -120,7 +120,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -131,7 +131,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -142,7 +142,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(new MyTcManager());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(NAMED_GRAPH));
     }
 
@@ -153,7 +153,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -164,7 +164,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -175,7 +175,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(new MyTcManager());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(NAMED_GRAPH));
     }
 
@@ -186,7 +186,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -197,7 +197,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -208,8 +208,8 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -222,8 +222,8 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -236,8 +236,8 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -250,8 +250,8 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -264,8 +264,8 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -278,8 +278,8 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -293,7 +293,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -304,7 +304,7 @@ public class SparqlPreParserTest {
                 "INSERT DATA { GRAPH " + TEST_GRAPH.toString() + " { <http://example/book1>  ns:price  42 } }";
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -316,7 +316,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -327,7 +327,7 @@ public class SparqlPreParserTest {
                 "DELETE DATA { GRAPH " + TEST_GRAPH.toString() + " { <http://example/book1>  ns:price  42 } }";
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -339,9 +339,9 @@ public class SparqlPreParserTest {
                 "DELETE DATA { GRAPH " + TEST_GRAPH.toString() + " { <http://example/book1>  ns:price  42 } }";
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
 
-        Set<Iri> expected = new HashSet<Iri>();
+        Set<IRI> expected = new HashSet<IRI>();
         expected.add(DEFAULT_GRAPH);
         expected.add(TEST_GRAPH);
         Assert.assertTrue(referredGraphs.containsAll(expected));
@@ -355,7 +355,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
 
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
@@ -369,11 +369,11 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
 
-        Set<Iri> expected = new HashSet<Iri>();
-        expected.add(new Iri("http://example.com/names"));
-        expected.add(new Iri("http://example.com/addresses"));
+        Set<IRI> expected = new HashSet<IRI>();
+        expected.add(new IRI("http://example.com/names"));
+        expected.add(new IRI("http://example.com/addresses"));
         Assert.assertTrue(referredGraphs.containsAll(expected));
     }
 
@@ -385,7 +385,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(TEST_GRAPH));
     }
 
@@ -397,7 +397,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -410,11 +410,11 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
 
-        Set<Iri> expected = new HashSet<Iri>();
-        expected.add(new Iri("http://example/bookStore2"));
-        expected.add(new Iri("http://example/bookStore"));
+        Set<IRI> expected = new HashSet<IRI>();
+        expected.add(new IRI("http://example/bookStore2"));
+        expected.add(new IRI("http://example/bookStore"));
         Assert.assertTrue(referredGraphs.containsAll(expected));
     }
 
@@ -444,11 +444,11 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
 
-        Set<Iri> expected = new HashSet<Iri>();
-        expected.add(new Iri("http://example/bookStore2"));
-        expected.add(new Iri("http://example/bookStore"));
+        Set<IRI> expected = new HashSet<IRI>();
+        expected.add(new IRI("http://example/bookStore2"));
+        expected.add(new IRI("http://example/bookStore"));
         Assert.assertTrue(referredGraphs.containsAll(expected));
     }
 
@@ -465,7 +465,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 
@@ -482,7 +482,7 @@ public class SparqlPreParserTest {
 
         SparqlPreParser parser;
         parser = new SparqlPreParser(TcManager.getInstance());
-        Set<Iri> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
+        Set<IRI> referredGraphs = parser.getReferredGraphs(queryStr, DEFAULT_GRAPH);
         Assert.assertTrue(referredGraphs.toArray()[0].equals(DEFAULT_GRAPH));
     }
 }

http://git-wip-us.apache.org/repos/asf/clerezza/blob/60d73ea7/rdf/file.storage/src/main/java/org/apache/clerezza/rdf/file/storage/FileGraph.java
----------------------------------------------------------------------
diff --git a/rdf/file.storage/src/main/java/org/apache/clerezza/rdf/file/storage/FileGraph.java b/rdf/file.storage/src/main/java/org/apache/clerezza/rdf/file/storage/FileGraph.java
index 388bbdb..a1cec37 100644
--- a/rdf/file.storage/src/main/java/org/apache/clerezza/rdf/file/storage/FileGraph.java
+++ b/rdf/file.storage/src/main/java/org/apache/clerezza/rdf/file/storage/FileGraph.java
@@ -30,10 +30,10 @@ import java.util.Collection;
 
 import java.util.Iterator;
 import org.apache.clerezza.commons.rdf.ImmutableGraph;
-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.simple.SimpleGraph;
 import org.apache.clerezza.rdf.core.serializedform.Parser;
 import org.apache.clerezza.rdf.core.serializedform.Serializer;
@@ -49,7 +49,7 @@ public class FileGraph extends SimpleGraph {
     private File file;
     private String fileType;
 
-    FileGraph(Iri uri, Parser parser,
+    FileGraph(IRI uri, Parser parser,
             Serializer serializer) {
         this(new File(URI.create(uri.getUnicodeString())), parser, serializer);    
     }
@@ -121,9 +121,9 @@ public class FileGraph extends SimpleGraph {
     }
     
     @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 = super.filter(subject, predicate, object);
         Iterator<Triple> iterator = new Iterator<Triple>() {