| /* |
| * 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.clientserver; |
| |
| import org.eclipse.persistence.internal.databaseaccess.Accessor; |
| import org.eclipse.persistence.sessions.DatabaseLogin; |
| import org.eclipse.persistence.sessions.SessionEvent; |
| import org.eclipse.persistence.sessions.SessionEventAdapter; |
| import org.eclipse.persistence.sessions.UnitOfWork; |
| import org.eclipse.persistence.sessions.server.ClientSession; |
| import org.eclipse.persistence.testing.framework.AutoVerifyTestCase; |
| import org.eclipse.persistence.testing.framework.TestErrorException; |
| import org.eclipse.persistence.testing.models.employee.domain.Employee; |
| |
| public class CommunicationFailureTest extends AutoVerifyTestCase { |
| |
| |
| |
| protected Accessor non_txn_read; |
| protected org.eclipse.persistence.sessions.server.Server serverSession; |
| |
| public CommunicationFailureTest() { |
| this.setDescription("Tests that TopLink is correctly handling Accessors that experience exceptions."); |
| } |
| |
| @Override |
| public void setup() { |
| DatabaseLogin login = (DatabaseLogin)getSession().getLogin().clone(); |
| this.serverSession = getSession().getProject().createServerSession(); |
| this.serverSession.setSessionLog(getSession().getSessionLog()); |
| this.serverSession.login(); |
| } |
| |
| @Override |
| public void test() { |
| UnitOfWork uow = this.serverSession.acquireUnitOfWork(); |
| QueryExecuteListener listener = new QueryExecuteListener(this); |
| getSession().getEventManager().addListener(listener); |
| try{ |
| uow.readObject(Employee.class); |
| }catch (Exception ex){ |
| throw new TestErrorException("outside of the transaction TopLink failed to retry the read."); |
| } |
| if (((ClientSession)uow.getParent()).getParent().getReadConnectionPool().getConnectionsAvailable().contains(this.non_txn_read)){ |
| throw new TestErrorException("Failed to remove accessor from pool on exception"); |
| |
| |
| } |
| } |
| |
| @Override |
| public void verify() { |
| } |
| |
| @Override |
| public void reset() { |
| this.serverSession.logout(); |
| } |
| |
| public class QueryExecuteListener extends SessionEventAdapter{ |
| protected CommunicationFailureTest test; |
| public QueryExecuteListener(CommunicationFailureTest test){ |
| this.test = test; |
| } |
| |
| /** |
| * PUBLIC: |
| * This event is raised before the execution of every query against the session. |
| * The event contains the query to be executed. |
| */ |
| @Override |
| public void preExecuteQuery(SessionEvent event){ |
| test.non_txn_read = event.getQuery().getAccessor(); |
| event.getQuery().getAccessor().closeConnection(); |
| } |
| |
| |
| |
| } |
| } |