| /* |
| * Copyright (c) 1998, 2021 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 v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.testing.tests.queries.inmemory; |
| |
| import java.util.Vector; |
| import java.util.Enumeration; |
| |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.expressions.*; |
| |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| |
| public class MemoryQueryForFunctionsAcrossOneToManyMapping extends TestCase { |
| protected Employee employee; |
| protected ReadAllQuery queryAll; |
| protected ReadObjectQuery queryObject; |
| protected java.util.Vector allEmployees; |
| protected java.util.Vector employees; |
| |
| public MemoryQueryForFunctionsAcrossOneToManyMapping() { |
| super(); |
| } |
| |
| @Override |
| public void reset() { |
| //clear the cache. |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| |
| @Override |
| public void setup() { |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| allEmployees = new Vector(); |
| employees = new Vector(); |
| Vector phones = new Vector(); |
| Vector moreEmp = new Vector(); |
| Vector moreEmps = new Vector(); |
| Vector empVector = new Vector(); |
| Vector empVectors = new Vector(); |
| queryAll = new ReadAllQuery(); |
| queryAll.setReferenceClass(Employee.class); |
| queryAll.setSelectionCriteria(new ExpressionBuilder().anyOf("managedEmployees").get("firstName").toUpperCase().equal("BOB")); |
| getSession().removeQuery("getAllEmployees"); |
| getSession().addQuery("getAllEmployees", queryAll); |
| allEmployees = (Vector)getSession().executeQuery("getAllEmployees"); |
| for (Enumeration enumtr = allEmployees.elements(); enumtr.hasMoreElements();) { |
| phones = ((Employee)enumtr.nextElement()).getManagedEmployees(); |
| employees.addAll(phones); |
| //trigger all the value holders of phoneNumbers |
| for (Enumeration enum2 = employees.elements(); enum2.hasMoreElements();) { |
| moreEmps = ((Employee)enum2.nextElement()).getManagedEmployees(); |
| empVector.addAll(moreEmps); |
| } |
| |
| for (Enumeration enum3 = empVector.elements(); enum3.hasMoreElements();) { |
| moreEmp = ((Employee)enum3.nextElement()).getManagedEmployees(); |
| empVectors.addAll(moreEmp); |
| } |
| } |
| } |
| |
| @Override |
| public void test() { |
| //all the employees who have managed Employees with first name Bob should be |
| //in the cache right now. |
| queryObject = new ReadObjectQuery(); |
| queryObject.setReferenceClass(Employee.class); |
| queryObject.checkCacheOnly();//read from cache only |
| |
| ExpressionBuilder bldr = new ExpressionBuilder(); |
| Expression exp = bldr.anyOf("managedEmployees").get("firstName").toUpperCase().equal("BOB"); |
| queryObject.setSelectionCriteria(exp); |
| employee = (Employee)getSession().executeQuery(queryObject); |
| |
| } |
| } |