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diff --git a/das-java/branches/das-java-beta2/rdb/src/main/java/org/apache/tuscany/das/rdb/util/ConfigUtil.java b/das-java/branches/das-java-beta2/rdb/src/main/java/org/apache/tuscany/das/rdb/util/ConfigUtil.java
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+++ b/das-java/branches/das-java-beta2/rdb/src/main/java/org/apache/tuscany/das/rdb/util/ConfigUtil.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.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Iterator;
+import java.util.List;
+
+import org.apache.tuscany.das.rdb.config.Command;
+import org.apache.tuscany.das.rdb.config.Config;
+import org.apache.tuscany.das.rdb.config.ConfigFactory;
+import org.apache.tuscany.das.rdb.config.Create;
+import org.apache.tuscany.das.rdb.config.Delete;
+import org.apache.tuscany.das.rdb.config.Parameter;
+import org.apache.tuscany.das.rdb.config.Update;
+
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLHelper;
+import commonj.sdo.impl.HelperProvider;
+
+/**
+ * Config util provides config-related utilities such as loading a Config
+ * instance from an InputStream
+ * 
+ */
+public final class ConfigUtil {
+
+    private ConfigUtil() {
+        
+    }
+    
+    public static Config loadConfig(InputStream configStream) {
+
+        if (configStream == null) {
+            throw new RuntimeException("Cannot load configuration from a null InputStream. "
+                    + "Possibly caused by an incorrect config xml file name");
+        }
+
+        HelperContext context = HelperProvider.getDefaultContext();
+        ConfigFactory.INSTANCE.register(context);
+        XMLHelper helper = context.getXMLHelper();
+
+        try {
+            return (Config) helper.load(configStream).getRootObject();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public static String getParameters(Create createCommand) {
+    	List parameters = createCommand.getParameters().getParameter();
+    	if(parameters != null) {
+	    	Iterator itr = parameters.iterator();
+	    	StringBuffer serializedParameters = new StringBuffer();
+	    	
+	    	while(itr.hasNext()) {
+	    		serializedParameters.append(((Parameter)itr.next()).getName()+" ");
+	    	}
+	    	return serializedParameters.toString().trim();
+    	}
+    	else {
+    		return null;
+    	}
+    }
+    
+    public static String getParameters(Update updateCommand) {
+    	List parameters = updateCommand.getParameters().getParameter();
+    	if(parameters != null) {
+	    	Iterator itr = parameters.iterator();
+	    	StringBuffer serializedParameters = new StringBuffer();
+	    	
+	    	while(itr.hasNext()) {
+	    		serializedParameters.append(((Parameter)itr.next()).getName()+" ");
+	    	}
+	    	return serializedParameters.toString().trim();
+    	}
+    	else {
+    		return null;
+    	}
+    }
+    
+    public static String getParameters(Delete deleteCommand) {
+    	List parameters = deleteCommand.getParameters().getParameter();
+    	if(parameters != null) {
+	    	Iterator itr = parameters.iterator();
+	    	StringBuffer serializedParameters = new StringBuffer();
+	    	
+	    	while(itr.hasNext()) {
+	    		serializedParameters.append(((Parameter)itr.next()).getName()+" ");
+	    	}
+	    	return serializedParameters.toString().trim();
+    	}
+    	else {
+    		return null;
+    	}
+    }
+    
+    public static String getParameters(Command command) {
+    	List parameters = command.getParameter();
+    	if(parameters != null) {
+	    	Iterator itr = parameters.iterator();
+	    	StringBuffer serializedParameters = new StringBuffer();
+	    	
+	    	while(itr.hasNext()) {
+	    		serializedParameters.append(((Parameter)itr.next()).getName()+" ");
+	    	}
+	    	return serializedParameters.toString().trim();
+    	}
+    	else {
+    		return null;
+    	}
+    }    
+}