| /* |
| * 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 java.util.*; |
| |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.internal.helper.*; |
| |
| /** |
| * Test the scrollable cursor feature for jdk1.1 by performing a cursor read on the database |
| * and iterating through the elements. |
| */ |
| public class Jdk12ScrollableCursorTest extends TestCase { |
| protected Vector cursoredQueryObjects; |
| protected boolean TYPE_SCROLL_INSENSITIVE_isSupported; |
| protected boolean CONCUR_UPDATABLE_isSupported; |
| |
| public Jdk12ScrollableCursorTest() { |
| |
| setDescription("This test tests ScrollableCursor in jdk1.1"); |
| } |
| |
| @Override |
| protected void setup() { |
| if (getSession().getPlatform().isAccess() || getSession().getPlatform().isTimesTen() || |
| getSession().getPlatform().isHANA()) { |
| throw new TestWarningException("ScrollableCursor is not supported on this platform"); |
| } |
| if (getSession().getPlatform().isDB2()) { |
| throw new TestWarningException("java.sql.SQLException: [IBM][JDBC Driver] CLI0626E" + Helper.cr() + |
| "Updatable result set is not supported in this version of DB2 JDBC 2.0 driver."); |
| } |
| TYPE_SCROLL_INSENSITIVE_isSupported = true; |
| CONCUR_UPDATABLE_isSupported = true; |
| if(getSession().getPlatform().isSQLServer()) { |
| // In case either TYPE_SCROLL_INSENSITIVE or CONCUR_UPDATABLE used |
| // MS SQL Server Version: 9.00.2050; MS SQL Server 2005 JDBC Driver Version: 1.2.2828.100 throws exception: |
| // com.microsoft.sqlserver.jdbc.SQLServerException: The cursor type/concurrency combination is not supported. |
| TYPE_SCROLL_INSENSITIVE_isSupported = false; |
| CONCUR_UPDATABLE_isSupported = false; |
| } |
| if(getSession().getPlatform().isSymfoware() || getSession().getPlatform().isPervasive()) { |
| // Symfoware supports updatable cursors, but considers SQL queries |
| // that select from multiple tables as non-updatable, thus raising |
| // an exception for this test. |
| CONCUR_UPDATABLE_isSupported = false; |
| } |
| |
| this.cursoredQueryObjects = new Vector(); |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| |
| @Override |
| public void test() { |
| |
| ReadAllQuery query = new ReadAllQuery(); |
| |
| query.setReferenceClass(Employee.class); |
| if(TYPE_SCROLL_INSENSITIVE_isSupported && CONCUR_UPDATABLE_isSupported) { |
| query.useScrollableCursor(); |
| } else { |
| ScrollableCursorPolicy policy = new ScrollableCursorPolicy(); |
| if(!TYPE_SCROLL_INSENSITIVE_isSupported) { |
| policy.setResultSetType(ScrollableCursorPolicy.TYPE_SCROLL_SENSITIVE); |
| } |
| if(!CONCUR_UPDATABLE_isSupported) { |
| policy.setResultSetConcurrency(ScrollableCursorPolicy.CONCUR_READ_ONLY); |
| } |
| policy.setPageSize(10); |
| query.useScrollableCursor(policy); |
| } |
| ScrollableCursor cursor = (ScrollableCursor)getSession().executeQuery(query); |
| |
| while (cursor.hasMoreElements()) { |
| this.cursoredQueryObjects.addElement(cursor.nextElement()); |
| } |
| } |
| } |