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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.samples.sdo.basic;
+
+import java.util.List;
+
+import org.apache.tuscany.samples.sdo.SampleBase;
+import org.apache.tuscany.samples.sdo.internal.SampleInfrastructure;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+
+/**
+ * Demonstrates accessing a DataObject's Property values by name.
+ * <p>
+ * <h3>Running this Sample</h3> See <A HREF="../../../../../../index.html" 
+ * target="_top">the main overview</A> for instructions on how to run this 
+ * sample.
+ */
+public class AccessDataObjectPropertiesByName extends SampleBase {
+
+    public AccessDataObjectPropertiesByName(Integer commentaryLevel) {
+      super(commentaryLevel, SAMPLE_LEVEL_BASIC);
+    }
+
+
+    public static void main(String[] args) {
+      AccessDataObjectPropertiesByName sample = new AccessDataObjectPropertiesByName(COMMENTARY_FOR_NOVICE);
+      sample.run();
+
+    }
+    
+    /*
+     *  metadata for the sample documenting the areas of SDO that are explored
+     */
+    public static int [] CORE_FUNCTION = {
+      SDOFacets.GET_PROPERTIES_OF_DATAOBJECT_BY_NAME
+    };
+
+    public void runSample () throws Exception {
+
+        banner("This sample will access a DataObject's properties by name\n"+
+            "Take a look at the sample code to see all the uses of dataObject.get(String)\n"+
+            "dataObject.getList(String) and dataObject.getDataObject(String)");
+
+        // setting up the type system for the example,  see the utility methods for details of these operations
+        HelperContext scope = createScopeForTypes();
+        loadTypesFromXMLSchemaFile(scope, SampleInfrastructure.PO_XSD_RESOURCE);
+
+        DataObject purchaseOrder = getDataObjectFromFile(scope, SampleInfrastructure.PO_XML_RESOURCE);
+
+        System.out.println("Accessing properties of purchaseOrder by name");
+        System.out.println("Purchase Order: ");
+        System.out.println("    purchaseOrder.get(\"orderDate\"): " + purchaseOrder.get("orderDate"));
+        System.out.println("    purchaseOrder.get(\"comment\"): " + purchaseOrder.get("comment"));
+        
+        System.out.println("    DataObject shipTo = purchaseOrder.getDataObject(\"shipTo\");");
+        DataObject shipTo = purchaseOrder.getDataObject("shipTo");
+        System.out.println("    shipTo.get(\"name\"): " + shipTo.get("name"));
+        
+        System.out.println("    DataObject billTo = purchaseOrder.getDataObject(\"billTo\");");
+        DataObject billTo = purchaseOrder.getDataObject("billTo");
+        System.out.println("    billTo.get(\"name\"): " + billTo.get("name"));
+        
+        System.out.println("    DataObject items = purchaseOrder.getDataObject(\"items\");\n" +
+        		               "    List itemList = items.getList(\"item\");\n" +
+        		               "    DataObject item = (DataObject) itemList.get(i);");
+        DataObject items = purchaseOrder.getDataObject("items");
+        List itemList = items.getList("item");
+        
+        System.out.println("    Items:");
+        for (int i = 0; i < itemList.size(); i++) {
+            DataObject item = (DataObject) itemList.get(i);
+            System.out.println("        item[" + i + "]");
+            System.out.println("            item.get(\"partNum\"): " + item.get("partNum"));
+            System.out.println("            item.get(\"productName\"): " + item.get("productName"));
+        }
+
+    }
+
+}