| /* |
| * 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 org.eclipse.persistence.expressions.*; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.sessions.*; |
| |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| |
| public class NamedQueryConformNullPointerException extends TestCase { |
| |
| public NamedQueryConformNullPointerException() { |
| super(); |
| } |
| |
| @Override |
| public void reset() { |
| //clear the cache. |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| |
| @Override |
| public void test() { |
| ExpressionBuilder emp = new ExpressionBuilder(); |
| Expression firstNameExpression = emp.get("firstName").equal(emp.getParameter("firstName")); |
| Expression lastNameExpression = emp.get("lastName").equal(emp.getParameter("lastName")); |
| |
| // Create the appropriate query and add the arguments. |
| ReadObjectQuery query = new ReadObjectQuery(); |
| query.setReferenceClass(Employee.class); |
| query.setSelectionCriteria(firstNameExpression.and(lastNameExpression)); |
| query.addArgument("firstName"); |
| query.addArgument("lastName"); |
| query.conformResultsInUnitOfWork(); |
| |
| getSession().removeQuery("getEmployeeWithName"); |
| // Add the query to the session. |
| getSession().addQuery("getEmployeeWithName", query); |
| |
| UnitOfWork uow = getSession().acquireUnitOfWork(); |
| |
| // The query can now be executed by referencing its name and providing a |
| // first and last name argument. |
| Employee employee = (Employee)uow.readObject(Employee.class, new ExpressionBuilder().get("firstName").equal("Bob")); |
| |
| Employee employeeClone = (Employee)uow.registerObject(employee); |
| employeeClone.setFirstName("Bobby"); |
| Employee employee1 = (Employee)uow.executeQuery("getEmployeeWithName", "Bob", "Smith"); |
| if (employee1 != null) { |
| throw new TestErrorException("employee is not null and should be"); |
| } |
| employee1 = (Employee)uow.executeQuery("getEmployeeWithName", "Bobby", "Smith"); |
| if (employee1 == null) { |
| throw new TestErrorException("employee is null and shouldn't be"); |
| } |
| } |
| } |