| /* |
| * 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; |
| |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| import org.eclipse.persistence.expressions.*; |
| import org.eclipse.persistence.sessions.*; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.testing.framework.*; |
| |
| public class CursoredStreamWithUnitOfWorkTest extends TestCase { |
| public String firstName; |
| public String lastName; |
| public java.math.BigDecimal employeeId; |
| |
| public java.math.BigDecimal getEmployeeId() { |
| return employeeId; |
| } |
| |
| private String getFirstName() { |
| return firstName; |
| } |
| |
| private String getLastName() { |
| return lastName; |
| } |
| |
| @Override |
| public void reset() { |
| getAbstractSession().rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeIdentityMaps(); |
| } |
| |
| public void setEmployeeId(java.math.BigDecimal newValue) { |
| this.employeeId = newValue; |
| } |
| |
| private void setFirstName(String newValue) { |
| this.firstName = newValue; |
| } |
| |
| private void setLastName(String newValue) { |
| this.lastName = newValue; |
| } |
| |
| @Override |
| public void setup() { |
| getAbstractSession().beginTransaction(); |
| |
| } |
| |
| private Employee swapNames(Employee employee) { |
| // Trigger a change by swapping the first and last names... |
| String firstName = employee.getFirstName(); |
| String lastName = employee.getLastName(); |
| employee.setFirstName(lastName); |
| employee.setLastName(firstName); |
| |
| return employee; |
| } |
| |
| @Override |
| public void test() { |
| |
| UnitOfWork uow = getSession().acquireUnitOfWork(); |
| |
| ReadAllQuery query = new ReadAllQuery(Employee.class); |
| |
| query.useCursoredStream(2, 1); |
| // Make sure the query goes to the database |
| // query.dontMaintainCache(); |
| // query.dontCheckCache(); |
| |
| CursoredStream stream = (CursoredStream)uow.executeQuery(query); |
| |
| Employee employee = (Employee)stream.nextElement(); |
| setFirstName(employee.getFirstName()); |
| setLastName(employee.getLastName()); |
| setEmployeeId(employee.getId()); |
| employee = swapNames(employee); |
| |
| stream.close(); |
| |
| uow.commit(); |
| |
| } |
| |
| @Override |
| public void verify() { |
| |
| ReadObjectQuery query = new ReadObjectQuery(); |
| query.setReferenceClass(Employee.class); |
| ExpressionBuilder builder = new ExpressionBuilder(); |
| Expression exp = builder.get("id").equal(getEmployeeId()); |
| query.setSelectionCriteria(exp); |
| |
| // Make sure the query goes to the database |
| query.dontMaintainCache(); |
| query.dontCheckCache(); |
| |
| Employee newEmployee = (Employee)getSession().executeQuery(query); |
| if (newEmployee.getFirstName().equals(getFirstName())) { |
| throw new TestErrorException("first Name was not changed"); |
| } else if (newEmployee.getLastName().equals(getLastName())) { |
| throw new TestErrorException("last Name was not changed"); |
| } |
| } |
| } |