1 files changed, 151 insertions, 0 deletions
diff --git a/das-java/tags/1.0-incubating-beta1-rc4/samples/companyweb/src/main/java/org/apache/tuscany/samples/das/companyweb/CompanyClient.java b/das-java/tags/1.0-incubating-beta1-rc4/samples/companyweb/src/main/java/org/apache/tuscany/samples/das/companyweb/CompanyClient.java
new file mode 100644
index 0000000000..d0519ecc08
--- /dev/null
+++ b/das-java/tags/1.0-incubating-beta1-rc4/samples/companyweb/src/main/java/org/apache/tuscany/samples/das/companyweb/CompanyClient.java
@@ -0,0 +1,151 @@
+/*
+ * 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.das.companyweb;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Random;
+
+import org.apache.tuscany.das.rdb.Command;
+import org.apache.tuscany.das.rdb.DAS;
+
+import commonj.sdo.DataObject;
+
+public class CompanyClient {
+
+    private Random generator = new Random();
+
+    private DAS das = DAS.FACTORY.createDAS(getConfig("CompanyConfig.xml"));
+
+    public final List getCompanies() {
+
+        Command read = das.getCommand("all companies");
+        DataObject root = read.executeQuery();
+        return root.getList("COMPANY");
+
+    }
+
+    public final List getCompaniesWithDepartments() {
+
+        Command read = das.getCommand("all companies and departments");
+        DataObject root = read.executeQuery();
+        return root.getList("COMPANY");
+    }
+
+    public final List getDepartmentsForCompany(int id) {
+        Command read = das.getCommand("all departments for company");
+        read.setParameter(1, new Integer(id));
+        DataObject root = read.executeQuery();
+        return root.getList("COMPANY");
+    }
+
+    public final void addDepartmentToFirstCompany() {
+        Command read = das.getCommand("all companies and departments");
+        DataObject root = read.executeQuery();
+        DataObject firstCustomer = root.getDataObject("COMPANY[1]");
+
+        DataObject newDepartment = root.createDataObject("DEPARTMENT");
+        newDepartment.setString("NAME", "Default Name");
+        firstCustomer.getList("departments").add(newDepartment);
+
+        das.applyChanges(root);
+
+    }
+
+    public final void deleteDepartmentsFromFirstCompany() {
+
+        // This section gets the ID of the first Company just so I can
+        // demonstrate a parameterized command next
+        Command readAll = das.getCommand("all companies and departments");
+        DataObject root = readAll.executeQuery();
+        int idOfFirstCustomer = root.getInt("COMPANY[1]/ID");
+        System.out.println("ID of first company is: " + idOfFirstCustomer);
+
+        // Read a specific company based on the known ID
+        Command readCust = das.getCommand("company by id with departments");
+        readCust.setParameter(1, new Integer(idOfFirstCustomer));
+        root = readCust.executeQuery();
+
+        // Delete all the comany's departments from the graph
+        DataObject firstCustomer = root.getDataObject("COMPANY[1]");
+
+        // Shallow copy of list for deleting. This is required to avoid the
+        // dreaded
+        // ConcurrentModificationException since #delete operation also removes
+        // from the original list
+        List allDepartments = new ArrayList(firstCustomer.getList("departments"));
+
+        Iterator i = allDepartments.iterator();
+        DataObject department;
+        while (i.hasNext()) {
+            department = (DataObject) i.next();
+            System.out.println("Deleting department named: " + department.getString("NAME"));
+            department.delete();
+        }
+
+        das.applyChanges(root);
+
+    }
+
+    public final void changeFirstCompanysDepartmentNames() {
+
+        // This section gets the ID of the first Company just so I can
+        // demonstrate a parameterized command next
+        Command readAll = das.getCommand("all companies and departments");
+        DataObject root = readAll.executeQuery();
+        int idOfFirstCustomer = root.getInt("COMPANY[1]/ID");
+        System.out.println("ID of first company is: " + idOfFirstCustomer);
+
+        // Read a specific company based on the known ID
+        Command readCust = das.getCommand("company by id with departments");
+        readCust.setParameter(1, new Integer(idOfFirstCustomer));
+        root = readCust.executeQuery();
+
+        // Modify all the comany's department names
+        DataObject firstCustomer = root.getDataObject("COMPANY[1]");
+        Iterator i = firstCustomer.getList("departments").iterator();
+        DataObject department;
+        while (i.hasNext()) {
+            department = (DataObject) i.next();
+            System.out.println("Modifying department: " + department.getString("NAME"));
+            department.setString("NAME", getRandomDepartmentName());
+        }
+        das.applyChanges(root);
+
+    }
+    
+    
+    public void releaseResources() {
+        das.releaseResources();
+    }
+
+    // Utilities
+
+    private String getRandomDepartmentName() {
+        int number = generator.nextInt(1000) + 1;
+        return "Dept-" + number;
+    }
+
+    private InputStream getConfig(String fileName) {
+        return getClass().getClassLoader().getResourceAsStream(fileName);
+    }
+
+}