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diff --git a/das-java/branches/das-java-beta2/rdb/src/test/java/org/apache/tuscany/das/rdb/test/CompoundKeyRelationshipTests.java b/das-java/branches/das-java-beta2/rdb/src/test/java/org/apache/tuscany/das/rdb/test/CompoundKeyRelationshipTests.java
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.das.rdb.test;
+
+/*
+ * 
+ * 
+ */
+
+import java.sql.SQLException;
+import java.util.Vector;
+
+import org.apache.tuscany.das.rdb.Command;
+import org.apache.tuscany.das.rdb.ConfigHelper;
+import org.apache.tuscany.das.rdb.DAS;
+import org.apache.tuscany.das.rdb.config.Relationship;
+import org.apache.tuscany.das.rdb.test.data.OrderDetailsData;
+import org.apache.tuscany.das.rdb.test.data.OrderDetailsDescriptionData;
+import org.apache.tuscany.das.rdb.test.framework.DasTest;
+
+import commonj.sdo.DataObject;
+
+public class CompoundKeyRelationshipTests extends DasTest {
+
+    protected void setUp() throws Exception {
+        super.setUp();
+
+        //new OrderData(getAutoConnection()).refresh();
+        //new ProductData(getAutoConnection()).refresh();
+        new OrderDetailsData(getAutoConnection()).refresh();
+        new OrderDetailsDescriptionData(getAutoConnection()).refresh();
+    }
+
+    protected void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    /**
+     * Test ability to read a compound graph
+     */
+    public void testRead() throws Exception {
+
+        String statement = "SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC "
+                + "ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID AND " +
+                  " ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID " +
+                  " WHERE ORDERDETAILS.ORDERID = 1 AND ORDERDETAILS.PRODUCTID = 1";
+
+        DAS das = DAS.FACTORY.createDAS(getConfig("OrderDetailsAndDescription.xml"), getConnection());
+        // Read some order details and related order details description
+        Command select = das.createCommand(statement);
+
+        DataObject root = select.executeQuery();
+        DataObject orderdetails = root.getDataObject("ORDERDETAILS[1]");
+        
+        assertEquals(2, orderdetails.getList("orderDetailsDesc").size());
+    }
+
+    /**
+     * Same as above except uses xml file for relationhip and key information.
+     * Employs CUD generation.
+     */
+    public void testRelationshipModification2() throws Exception {
+        DAS das = DAS.FACTORY.createDAS(getConfig("OrderDetailsAndDescription.xml"), getConnection());
+        // Read some order details and related order details descs
+        Command select = das
+                .createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+                		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID");
+
+        DataObject root = select.executeQuery();
+
+        DataObject ordDet1 = root.getDataObject("ORDERDETAILS[1]");
+        DataObject ordDet2 = root.getDataObject("ORDERDETAILS[2]");
+
+        // Save IDs
+        Integer ord1ID = (Integer) ordDet1.get("ORDERID");
+        Integer prod1ID = (Integer) ordDet1.get("PRODUCTID");
+        
+        Integer ord2ID = (Integer) ordDet2.get("ORDERID");
+        Integer prod2ID = (Integer) ordDet2.get("PRODUCTID");
+        
+        // save order count
+        Integer order1DetDescCount = new Integer(ordDet1.getList("orderDetailsDesc").size());
+        Integer order2DetDescCount = new Integer(ordDet2.getList("orderDetailsDesc").size());
+
+        // Move an order detail desc to ord det1 from ord det2
+        DataObject orderDetailsDesc = (DataObject) ordDet2.getList("orderDetailsDesc").get(0);
+        ordDet1.getList("orderDetailsDesc").add(orderDetailsDesc);
+
+        // Flush changes
+        das.applyChanges(root);
+
+        // verify ord det1 relationship updates
+        select = das
+        .createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+        		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID where ORDERDETAILS.ORDERID = ? AND ORDERDETAILS.PRODUCTID = ?");
+        select.setParameter(1, ord1ID);
+        select.setParameter(2, prod1ID);
+
+        root = select.executeQuery();
+        assertEquals(order1DetDescCount.intValue() + 1, root.getList("ORDERDETAILS[1]/orderDetailsDesc").size());
+
+        // verify ord det2 relationship updates
+        select.setParameter(1, ord2ID);
+        select.setParameter(2, prod2ID);
+        
+        root = select.executeQuery();
+        assertEquals(order2DetDescCount.intValue() - 1, root.getList("ORDERDETAILS[1]/orderDetailsDesc").size());
+    }
+    
+    public void testFKBehavior() throws SQLException {
+        DAS das = DAS.FACTORY.createDAS(getConfig("OrderDetailsAndDescription.xml"), getConnection());
+        // Read some order details and related order details descs
+        Command select = das
+                .createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+                		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID");
+
+        DataObject root = select.executeQuery();
+
+        DataObject ordDet1 = root.getDataObject("ORDERDETAILS[1]");
+        DataObject ordDet2 = root.getDataObject("ORDERDETAILS[2]");
+
+        // Save IDs
+        Integer ord1ID = (Integer) ordDet1.get("ORDERID");
+        Integer prod1ID = (Integer) ordDet1.get("PRODUCTID");
+        
+        // Move an order det desc to ord det1 from ord det2
+        DataObject orderDetDesc = (DataObject) ordDet2.getList("orderDetailsDesc").get(0);
+        ordDet1.getList("orderDetailsDesc").add(orderDetDesc);
+        orderDetDesc.setInt("ORDERID", ord1ID.intValue());
+       
+        try {
+            das.applyChanges(root);
+            fail("An exception should be thrown");
+        } catch (RuntimeException ex) {
+            assertEquals("Foreign key properties should not be set when the corresponding relationship has changed", ex.getMessage());
+        }
+
+    }
+    
+    public void testFKBehavior2() throws SQLException {
+        DAS das = DAS.FACTORY.createDAS(getConfig("OrderDetailsAndDescription.xml"), getConnection());
+        // Read some order details and related order details descs
+        Command select = das
+                .createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+                		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID");
+
+        DataObject root = select.executeQuery();
+
+        DataObject ordDet1 = root.getDataObject("ORDERDETAILS[1]");
+        DataObject ordDet2 = root.getDataObject("ORDERDETAILS[2]");
+
+        // Save IDs
+        Integer ord1ID = (Integer) ordDet1.get("ORDERID");
+        Integer prod1ID = (Integer) ordDet1.get("PRODUCTID");
+        
+        // Create an order det desc for ord det1
+        DataObject orderDetDesc = root.createDataObject("ORDERDETAILSDESC");
+        orderDetDesc.setInt("ID", 500);
+        orderDetDesc.setInt("ORDERID", ord1ID.intValue());
+        ordDet1.getList("orderDetailsDesc").add(orderDetDesc);       
+       
+        try {
+            das.applyChanges(root);
+            fail("An exception should be thrown");
+        } catch (RuntimeException ex) {
+            assertEquals("Foreign key properties should not be set when the corresponding relationship has changed", ex.getMessage());
+        }
+    }
+
+    //add relationship through config helper
+    public void testValidFKColumn() throws SQLException {
+        ConfigHelper helper = new ConfigHelper();
+        Vector parentColumnNames = new Vector();
+        Vector childColumnNames = new Vector();
+
+        parentColumnNames.add(0, "ORDERDETAILS.ORDERID");
+        parentColumnNames.add(1, "ORDERDETAILS.PRODUCTID");
+
+        childColumnNames.add(0, "ORDERDETAILSDESC.ORDERID");
+        childColumnNames.add(1, "ORDERDETAILSDESC.PRODUCTID");        
+        
+        Relationship r = helper.addRelationship(parentColumnNames, childColumnNames);
+
+        DAS das = DAS.FACTORY.createDAS(helper.getConfig(), getConnection());
+        Command select = das.createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+                		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID");
+
+        DataObject root = select.executeQuery();  
+        DataObject ordDet1 = root.getDataObject("ORDERDETAILS[1]"); 
+        int order1DetDescCount = ordDet1.getList("ORDERDETAILSDESC").size();
+        
+        DataObject orderDetDesc = root.createDataObject("ORDERDETAILSDESC");
+        orderDetDesc.setInt("ID", 500);
+        
+        if(ordDet1 == null) System.out.println("order det1 is null");
+        if(ordDet1.getList("ORDERDETAILSDESC") == null)System.out.println("list is null");
+        
+        ordDet1.getList("ORDERDETAILSDESC").add(orderDetDesc);   
+        try {
+            das.applyChanges(root);
+            
+            select = das.createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+    		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID");
+
+            int modOrder1DetDescCount = select.executeQuery().
+            	getDataObject("ORDERDETAILS[1]").getList("ORDERDETAILSDESC").size();
+            this.assertEquals(modOrder1DetDescCount, order1DetDescCount+1);
+        } catch (RuntimeException ex) {
+            fail("Exception was not expected:DETAILS:"+ ex.getMessage());
+        }
+    }
+    
+    //add invalid relationship through config helper using invalid FK column name
+    public void testInvalidFKColumn() throws SQLException {
+        ConfigHelper helper = new ConfigHelper();
+        Vector parentColumnNames = new Vector();
+        Vector childColumnNames = new Vector();
+
+        parentColumnNames.add(0, "ORDERDETAILS.ORDERID");
+        parentColumnNames.add(1, "ORDERDETAILS.PRODUCTID");
+
+        childColumnNames.add(0, "ORDERDETAILSDESC.ORDERID_INVALID");
+        childColumnNames.add(1, "ORDERDETAILSDESC.PRODUCTID");        
+        
+        Relationship r = helper.addRelationship(parentColumnNames, childColumnNames);
+
+        DAS das = DAS.FACTORY.createDAS(helper.getConfig(), getConnection());
+        Command select = das.createCommand("SELECT * FROM ORDERDETAILS LEFT JOIN ORDERDETAILSDESC ON ORDERDETAILS.ORDERID = ORDERDETAILSDESC.ORDERID " +
+                		" AND ORDERDETAILS.PRODUCTID = ORDERDETAILSDESC.PRODUCTID");
+
+        DataObject root = select.executeQuery();  
+        DataObject ordDet1 = root.getDataObject("ORDERDETAILS[1]"); 
+        int order1DetDescCount = ordDet1.getList("ORDERDETAILSDESC").size();
+        
+        DataObject orderDetDesc = root.createDataObject("ORDERDETAILSDESC");
+        orderDetDesc.setInt("ID", 500);
+        
+        if(ordDet1 == null) System.out.println("order det1 is null");
+        if(ordDet1.getList("ORDERDETAILSDESC") == null)System.out.println("list is null");
+        
+        ordDet1.getList("ORDERDETAILSDESC").add(orderDetDesc);   
+        try {
+            das.applyChanges(root);
+            fail("Exception was expected");
+        } catch (RuntimeException ex) {
+        	assertEquals("Invalid foreign key column: ORDERID_INVALID", ex.getMessage());            
+        }
+    }    
+}