| /* |
| * 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.feature; |
| |
| import java.util.*; |
| |
| import org.eclipse.persistence.mappings.DatabaseMapping; |
| import org.eclipse.persistence.queries.SQLCall; |
| import org.eclipse.persistence.internal.helper.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| import org.eclipse.persistence.testing.framework.*; |
| |
| /** |
| * Test default null values. |
| */ |
| public class NullValueTest extends AutoVerifyTestCase { |
| Map saveDefaultNullValues; |
| Map saveDefaultDefaultNullValues; |
| Employee employee; |
| |
| public NullValueTest() { |
| setDescription("Verify that the appropriate values are put in the object when nulls are encountered on the database"); |
| } |
| |
| @Override |
| protected void setup() { |
| // save current null values for later restoration |
| saveDefaultDefaultNullValues = ConversionManager.getDefaultManager().getDefaultNullValues(); |
| saveDefaultNullValues = getSession().getLogin().getPlatform().getConversionManager().getDefaultNullValues(); |
| getSession().getLogin().getPlatform().getConversionManager().setDefaultNullValues(new Hashtable()); |
| getSession().getLogin().setDefaultNullValue(String.class, "null"); |
| getSession().getLogin().setDefaultNullValue(int.class, Integer.valueOf(-1)); |
| // Reinit mappings. |
| for (DatabaseMapping mapping : getSession().getDescriptor(Address.class).getMappings()) { |
| if (mapping.isDirectToFieldMapping()) { |
| mapping.preInitialize(getAbstractSession()); |
| } |
| } |
| getAbstractSession().beginTransaction(); |
| |
| employee = new Employee(); |
| employee.setFirstName("Fred"); |
| employee.setLastName("Flintstone"); |
| employee.setSalary(22); |
| employee.setGender("Male"); |
| Address address = new Address(); |
| address.setCity(null); |
| employee.setAddress(address); |
| |
| getAbstractSession().writeObject(employee); |
| // force the salary to be NULL |
| getSession().executeNonSelectingCall(new SQLCall("update SALARY set SALARY = null where EMP_ID = " + employee.getId())); |
| } |
| |
| @Override |
| public void reset() { |
| getAbstractSession().rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| getSession().getLogin().getPlatform().getConversionManager().setDefaultNullValues(saveDefaultNullValues); |
| ConversionManager.getDefaultManager().setDefaultNullValues(saveDefaultDefaultNullValues); |
| } |
| |
| @Override |
| public void test() { |
| // force a read from the database |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| employee = (Employee)getSession().readObject(employee); |
| |
| } |
| |
| @Override |
| protected void verify() { |
| if (!employee.getAddress().getCity().equals("null")) { |
| throw new TestErrorException("Null value not converted correctly for string."); |
| } |
| |
| if (employee.getSalary() != -1) { |
| throw new TestErrorException("Null value not converted correctly for int."); |
| } |
| } |
| } |