/******************************************************************************* | |
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved. | |
* This program and the accompanying materials are made available under the | |
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.queries.report; | |
import java.util.*; | |
import org.eclipse.persistence.expressions.*; | |
import org.eclipse.persistence.testing.models.employee.domain.*; | |
import org.eclipse.persistence.queries.*; | |
/** | |
* ReportQuery test with useDistinct() | |
*/ | |
public class UseDistinctScenario extends ReportQueryTestCase { | |
/** | |
* UseDistinctScenario constructor comment. | |
*/ | |
public UseDistinctScenario() { | |
setDescription("Read query using useDistinct()"); | |
} | |
protected void buildExpectedResults() { | |
ReadAllQuery query = new ReadAllQuery(); | |
query.setReferenceClass(Employee.class); | |
Vector employees = (Vector)getSession().executeQuery(query); | |
Vector distinctEmployees = new Vector(); | |
// initialize distinctEmployees | |
distinctEmployees.addElement(employees.elementAt(0)); | |
// check employees with duplicate province and add only distinct employees to distinctEmployees | |
for (int i = 1; i < employees.size(); i++) { | |
boolean duplicateFound = false; | |
// iterate through distinctEmployees to check for duplicate provinces, if found, employee not added | |
for (int j = 0; j < distinctEmployees.size(); j++) { | |
if ((((Employee)employees.elementAt(i)).getAddress().getProvince()).equals((((Employee)distinctEmployees.elementAt(j)).getAddress().getProvince()))) { | |
duplicateFound = true; | |
} | |
} | |
if (!duplicateFound) { | |
distinctEmployees.addElement(employees.elementAt(i)); | |
} | |
} | |
for (Enumeration e = distinctEmployees.elements(); e.hasMoreElements();) { | |
Employee emp = (Employee)e.nextElement(); | |
Object[] result = new Object[1]; | |
result[0] = emp.getAddress().getProvince(); | |
addResult(result, null); | |
} | |
} | |
protected void setup() throws Exception { | |
super.setup(); | |
reportQuery = new ReportQuery(new ExpressionBuilder()); | |
reportQuery.setReferenceClass(Employee.class); | |
reportQuery.addAttribute("province", reportQuery.getExpressionBuilder().get("address").get("province")); | |
reportQuery.useDistinct(); | |
} | |
} |