/**
*
* 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.
*
*
Running this Sample
See the main overview 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"));
}
}
}