http://git-wip-us.apache.org/repos/asf/jena/blob/c665f630/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleIndexRecordDirect.java
----------------------------------------------------------------------
diff --git 
a/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleIndexRecordDirect.java
 
b/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleIndexRecordDirect.java
index 0099187..8d461ed 100644
--- 
a/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleIndexRecordDirect.java
+++ 
b/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleIndexRecordDirect.java
@@ -18,14 +18,13 @@
 
 package org.apache.jena.tdb.store.tupletable;
 
-import static org.apache.jena.atlas.lib.Tuple.createTuple ;
-
 import java.util.Iterator ;
 import java.util.Set ;
 
 import org.apache.jena.atlas.iterator.Iter ;
 import org.apache.jena.atlas.junit.BaseTest ;
-import org.apache.jena.atlas.lib.Tuple ;
+import org.apache.jena.atlas.lib.tuple.Tuple ;
+import org.apache.jena.atlas.lib.tuple.TupleFactory ;
 import org.apache.jena.tdb.base.file.FileSet ;
 import org.apache.jena.tdb.base.record.RecordFactory ;
 import org.apache.jena.tdb.index.IndexFactory ;
@@ -34,7 +33,6 @@ import org.apache.jena.tdb.index.RangeIndex ;
 import org.apache.jena.tdb.lib.ColumnMap ;
 import org.apache.jena.tdb.setup.StoreParams ;
 import org.apache.jena.tdb.store.NodeId ;
-import org.apache.jena.tdb.store.tupletable.TupleIndexRecord ;
 import org.apache.jena.tdb.sys.SystemTDB ;
 import org.junit.Test ;
 
@@ -59,7 +57,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
     
     static void add(TupleIndexRecord index, NodeId x1, NodeId x2, NodeId x3)
     {
-        Tuple<NodeId> tuple = createTuple(x1, x2, x3) ;
+        Tuple<NodeId> tuple = TupleFactory.tuple(x1, x2, x3) ;
         index.add(tuple) ;
     }
     
@@ -74,7 +72,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, n2, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, n2, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertTrue(iter.hasNext()) ;
         iter.next();
@@ -86,7 +84,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, n2, null) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, n2, null) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertTrue(iter.hasNext()) ;
         iter.next();
@@ -98,7 +96,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, null, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, null, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertNull(iter) ;
         iter = index.findOrPartialScan(tuple2) ;
@@ -112,7 +110,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertTrue(iter.hasNext()) ;
         iter.next();
@@ -125,12 +123,12 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n3) ;
         add(index, n1, n2, n4) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, n2, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, n2, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         Set<Tuple<NodeId>> x = Iter.toSet(iter) ;
         assertEquals(1, x.size()) ;
-        assertTrue(x.contains(createTuple(n1, n2, n3))) ;
-        assertFalse(x.contains(createTuple(n1, n2, n4))) ;
+        assertTrue(x.contains(TupleFactory.tuple(n1, n2, n3))) ;
+        assertFalse(x.contains(TupleFactory.tuple(n1, n2, n4))) ;
     }
 
     @Test public void TupleIndexRecordSPO_6()
@@ -139,12 +137,12 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n3) ;
         add(index, n1, n2, n4) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, n2, NodeId.NodeIdAny) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, n2, NodeId.NodeIdAny) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         Set<Tuple<NodeId>> x = Iter.toSet(iter) ;
         assertEquals(2, x.size()) ;
-        assertTrue(x.contains(createTuple(n1, n2, n3))) ;
-        assertTrue(x.contains(createTuple(n1, n2, n4))) ;
+        assertTrue(x.contains(TupleFactory.tuple(n1, n2, n3))) ;
+        assertTrue(x.contains(TupleFactory.tuple(n1, n2, n4))) ;
     }
 
     @Test public void TupleIndexRecordSPO_7()
@@ -153,12 +151,12 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n3) ;
         add(index, n1, n2, n4) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         Set<Tuple<NodeId>> x = Iter.toSet(iter) ;
         assertEquals(2, x.size()) ;
-        assertTrue(x.contains(createTuple(n1, n2, n3))) ;
-        assertTrue(x.contains(createTuple(n1, n2, n4))) ;
+        assertTrue(x.contains(TupleFactory.tuple(n1, n2, n3))) ;
+        assertTrue(x.contains(TupleFactory.tuple(n1, n2, n4))) ;
     }
 
     @Test public void TupleIndexRecordSPO_8()
@@ -168,19 +166,19 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n2, n3, n4) ;
 
         {
-            Tuple<NodeId> tuple2 = createTuple(n1, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
+            Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
             Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
             Set<Tuple<NodeId>> x = Iter.toSet(iter) ;
             assertEquals(1, x.size()) ;
-            assertTrue(x.contains(createTuple(n1, n2, n3))) ;
+            assertTrue(x.contains(TupleFactory.tuple(n1, n2, n3))) ;
         }
 
         {
-            Tuple<NodeId> tuple2 = createTuple(n2, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
+            Tuple<NodeId> tuple2 = TupleFactory.tuple(n2, NodeId.NodeIdAny, 
NodeId.NodeIdAny) ;
             Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
             Set<Tuple<NodeId>> x = Iter.toSet(iter) ;
             assertEquals(1, x.size()) ;
-            assertTrue(x.contains(createTuple(n2, n3, n4))) ;
+            assertTrue(x.contains(TupleFactory.tuple(n2, n3, n4))) ;
         }
     }
 
@@ -188,7 +186,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
     {
         TupleIndexRecord index = create("POS") ;
         add(index, n1, n2, n3) ;
-        Tuple<NodeId> tuple2 = createTuple(n1, n2, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, n2, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertTrue("Can't find tuple", iter.hasNext()) ;
         iter.next();
@@ -200,7 +198,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("POS") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(null, n2, null) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(null, n2, null) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertTrue("Can't find tuple",iter.hasNext()) ;
         iter.next();
@@ -213,7 +211,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("POS") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(null, n2, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(null, n2, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertTrue("Can't find tuple", iter.hasNext()) ;
         iter.next();
@@ -224,7 +222,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
     {
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
-        Tuple<NodeId> tuple2 = createTuple(n1, null, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, null, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertNull(iter) ;
         iter = index.findOrPartialScan(tuple2) ;
@@ -240,7 +238,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n4) ;
         
         
-        Tuple<NodeId> tuple2 = createTuple(null, null, n3) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(null, null, n3) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertNull(iter) ;
         
@@ -258,7 +256,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n4, n5, n6) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n4, n5, n6) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertNotNull(iter) ;
         assertFalse(iter.hasNext()) ;
@@ -269,7 +267,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, n5, n6) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, n5, n6) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertFalse(iter.hasNext()) ;
    }
@@ -279,7 +277,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         TupleIndexRecord index = create("SPO") ;
         add(index, n1, n2, n3) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, null, n6) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, null, n6) ;
         Iterator<Tuple<NodeId>> iter = index.findOrPartialScan(tuple2) ;
         assertFalse(iter.hasNext()) ;
    }
@@ -290,7 +288,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n3) ;
         add(index, n1, n5, n6) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n4, n5, n6) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n4, n5, n6) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertFalse(iter.hasNext()) ;
    }
@@ -301,7 +299,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n3) ;
         add(index, n1, n5, n6) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n2, n5, n6) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n2, n5, n6) ;
         Iterator<Tuple<NodeId>> iter = index.findByIndex(tuple2) ;
         assertFalse(iter.hasNext()) ;
    }
@@ -312,7 +310,7 @@ public class TestTupleIndexRecordDirect extends BaseTest
         add(index, n1, n2, n3) ;
         add(index, n4, n5, n6) ;
         
-        Tuple<NodeId> tuple2 = createTuple(n1, null, n6) ;
+        Tuple<NodeId> tuple2 = TupleFactory.tuple(n1, null, n6) ;
         Iterator<Tuple<NodeId>> iter = index.findOrPartialScan(tuple2) ;
         assertFalse(iter.hasNext()) ;
    }

http://git-wip-us.apache.org/repos/asf/jena/blob/c665f630/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleTable.java
----------------------------------------------------------------------
diff --git 
a/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleTable.java
 
b/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleTable.java
index 4664f2c..7fca005 100644
--- 
a/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleTable.java
+++ 
b/jena-tdb/src/test/java/org/apache/jena/tdb/store/tupletable/TestTupleTable.java
@@ -23,13 +23,11 @@ import java.util.List;
 
 import org.apache.jena.atlas.iterator.Iter ;
 import org.apache.jena.atlas.junit.BaseTest ;
-import org.apache.jena.atlas.lib.Tuple ;
+import org.apache.jena.atlas.lib.tuple.Tuple ;
+import org.apache.jena.atlas.lib.tuple.TupleFactory ;
 import org.apache.jena.tdb.base.record.RecordFactory ;
 import org.apache.jena.tdb.store.NodeId ;
-import org.apache.jena.tdb.store.tupletable.TupleIndex ;
-import org.apache.jena.tdb.store.tupletable.TupleTable ;
 import org.apache.jena.tdb.sys.SystemTDB ;
-import static org.apache.jena.atlas.lib.Tuple.* ;
 import org.junit.Test;
 
 
@@ -63,7 +61,7 @@ public class TestTupleTable extends BaseTest
     
     static void add(TupleTable table, NodeId x1, NodeId x2, NodeId x3)
     {
-        Tuple<NodeId> tuple = createTuple(x1, x2, x3) ;
+        Tuple<NodeId> tuple = TupleFactory.tuple(x1, x2, x3) ;
         table.add(tuple) ;
     }
     
@@ -74,13 +72,13 @@ public class TestTupleTable extends BaseTest
         TupleTable table = create() ;
         add(table, n1, n2, n3) ;
         // Cast removes compile lint warning.
-        Tuple<NodeId> pat = createTuple((NodeId)null, null, null) ;
+        Tuple<NodeId> pat = TupleFactory.tuple((NodeId)null, null, null) ;
         Iterator<Tuple<NodeId>> iter = table.find(pat) ;
         List<Tuple<NodeId>> x = Iter.toList(iter) ;
         int z = x.size() ;
         assertEquals(1, z) ;
         Tuple<NodeId> e1 = x.get(0) ;
-        assertEquals(createTuple(n1, n2, n3) , e1) ;
+        assertEquals(TupleFactory.tuple(n1, n2, n3) , e1) ;
     }
     
     @Test public void createFind2()
@@ -89,7 +87,7 @@ public class TestTupleTable extends BaseTest
         add(table, n1, n2, n3) ;
         add(table, n1, n2, n4) ;
 
-        Tuple<NodeId> pat = createTuple(null, n2, null) ;
+        Tuple<NodeId> pat = TupleFactory.tuple(null, n2, null) ;
         Iterator<Tuple<NodeId>> iter = table.find(pat) ;
         assertNotNull(iter) ;
         List<Tuple<NodeId>> x = Iter.toList(iter) ;
@@ -98,8 +96,8 @@ public class TestTupleTable extends BaseTest
         
         Tuple<NodeId> e1 = x.get(0) ;
         Tuple<NodeId> e2 = x.get(1) ;
-        assertEquals(createTuple(n1, n2, n3) , e1) ;
-        assertEquals(createTuple(n1, n2, n4) , e2) ;
+        assertEquals(TupleFactory.tuple(n1, n2, n3) , e1) ;
+        assertEquals(TupleFactory.tuple(n1, n2, n4) , e2) ;
     }
     
     @Test public void createFind3()
@@ -109,7 +107,7 @@ public class TestTupleTable extends BaseTest
         add(table, n1, n2, n3) ;
         add(table, n1, n2, n4) ;
 
-        Tuple<NodeId> pat = createTuple(n1, null, n3) ;
+        Tuple<NodeId> pat = TupleFactory.tuple(n1, null, n3) ;
         Iterator<Tuple<NodeId>> iter = table.find(pat) ;
         assertNotNull(iter) ;
         List<Tuple<NodeId>> x = Iter.toList(iter) ;
@@ -117,7 +115,7 @@ public class TestTupleTable extends BaseTest
         assertEquals(1, z) ;
         
         Tuple<NodeId> e1 = x.get(0) ;
-        assertEquals(createTuple(n1, n2, n3) , e1) ;
+        assertEquals(TupleFactory.tuple(n1, n2, n3) , e1) ;
     }
     
     @Test public void createFind4()
@@ -127,7 +125,7 @@ public class TestTupleTable extends BaseTest
         add(table, n1, n2, n3) ;
         add(table, n1, n2, n4) ;
 
-        Tuple<NodeId> pat = createTuple(null, null, n3) ;
+        Tuple<NodeId> pat = TupleFactory.tuple(null, null, n3) ;
         Iterator<Tuple<NodeId>> iter = table.find(pat) ;
         assertNotNull(iter) ;
         List<Tuple<NodeId>> x = Iter.toList(iter) ;
@@ -135,7 +133,7 @@ public class TestTupleTable extends BaseTest
         assertEquals(1, z) ;
         
         Tuple<NodeId> e1 = x.get(0) ;
-        assertEquals(createTuple(n1, n2, n3) , e1) ;
+        assertEquals(TupleFactory.tuple(n1, n2, n3) , e1) ;
     }
     
     @Test public void createFind5()
@@ -145,7 +143,7 @@ public class TestTupleTable extends BaseTest
         add(table, n1, n2, n3) ;
         add(table, n1, n2, n4) ;
 
-        Tuple<NodeId> pat = createTuple(null, NodeId.NodeIdAny, n3) ;
+        Tuple<NodeId> pat = TupleFactory.tuple(null, NodeId.NodeIdAny, n3) ;
         Iterator<Tuple<NodeId>> iter = table.find(pat) ;
         assertNotNull(iter) ;
         List<Tuple<NodeId>> x = Iter.toList(iter) ;
@@ -153,7 +151,7 @@ public class TestTupleTable extends BaseTest
         assertEquals(1, z) ;
         
         Tuple<NodeId> e1 = x.get(0) ;
-        assertEquals(createTuple(n1, n2, n3) , e1) ;
+        assertEquals(TupleFactory.tuple(n1, n2, n3) , e1) ;
     }
 
 }

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