| /* |
| * 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.report; |
| |
| import java.util.Enumeration; |
| import java.util.Vector; |
| |
| import org.eclipse.persistence.expressions.Expression; |
| import org.eclipse.persistence.expressions.ExpressionBuilder; |
| import org.eclipse.persistence.queries.ReportQuery; |
| import org.eclipse.persistence.testing.models.employee.domain.Employee; |
| |
| //Bug4942640 This is the only way to support EJBQL in a consistent manner as in ReportQueryAndExistsSubQueryWithWhereClause. |
| //It generates extra joins. The generated sql is: SELECT t0.EMP_ID, t1.EMP_ID, t0.L_NAME, t0.F_NAME, t1.SALARY, |
| //t0.GENDER, t0.END_DATE, t0.START_DATE, t0.MANAGER_ID, t0.ADDR_ID, t0.VERSION FROM EMPLOYEE t0, SALARY t1 |
| //WHERE (EXISTS (SELECT DISTINCT t2.TYPE, t2.P_NUMBER, t2.AREA_CODE, t2.EMP_ID FROM SALARY t4, EMPLOYEE t3, PHONE t2 |
| //WHERE ((t4.EMP_ID = t3.EMP_ID) AND (t2.EMP_ID = t0.EMP_ID))) AND (t1.EMP_ID = t0.EMP_ID)) |
| |
| public class ReportQueryAndExistsSubQuery extends ReportQueryTestCase { |
| public ReportQueryAndExistsSubQuery() { |
| setDescription("ReportQuery and exists subQuery"); |
| } |
| |
| @Override |
| protected void buildExpectedResults() { |
| Vector employees = getSession().readAllObjects(Employee.class); |
| |
| for (Enumeration e = employees.elements(); e.hasMoreElements();) { |
| Employee emp = (Employee)e.nextElement(); |
| Object[] result = new Object[1]; |
| result[0] = emp; |
| addResult(result, null); |
| } |
| } |
| |
| @Override |
| protected void setup() throws Exception { |
| if (getSession().isRemoteSession()) { |
| throwWarning("Report queries with objects are not supported on remote session."); |
| } |
| if (getSession().getPlatform().isDerby() || getSession().getPlatform().isSybase()) { |
| throwWarning("Exists with multiple values not supported on " + getSession().getPlatform()); |
| } |
| super.setup(); |
| |
| reportQuery = new ReportQuery(Employee.class, new ExpressionBuilder()); |
| ExpressionBuilder builder = reportQuery.getExpressionBuilder(); |
| reportQuery.addAttribute("employee", builder); |
| |
| ReportQuery innerQuery = new ReportQuery(Employee.class, new ExpressionBuilder()); |
| innerQuery.addAttribute("phoneNumbers", builder.anyOf("phoneNumbers")); |
| |
| Expression exists = builder.exists(innerQuery); |
| reportQuery.setSelectionCriteria(exists); |
| } |
| } |