Spring Framework example source code file (SessionBrokerFactoryTests.java)

This example Spring Framework source code file (SessionBrokerFactoryTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

mockclientsessionbroker, mockclientsessionbroker, mockserversessionbroker, mocksinglesessionbroker, mocksinglesessionbroker, session, sessionbroker, sessionbroker, sessionbrokerfactorytests, sessionbrokersessionfactory, sessionbrokersessionfactory, testcase, unitofwork, validationexception

The Spring Framework SessionBrokerFactoryTests.java source code

/*
 * Copyright 2002-2006 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.orm.toplink;

import junit.framework.TestCase;
import oracle.toplink.exceptions.ValidationException;
import oracle.toplink.publicinterface.UnitOfWork;
import oracle.toplink.sessionbroker.SessionBroker;
import oracle.toplink.sessions.Session;

/**
 * @author <a href="mailto:james.x.clark@oracle.com">James Clark
 */
public class SessionBrokerFactoryTests extends TestCase {

	/*
	 * When acquiring ClientSessionBrokers, the SessionBroker can throw RuntimeExceptions indicating
	 * that this SessionBroker is not capable of creating "client" Sessions. We need to handle
	 * these differently depending on how the SessionFactory is being used. If we are creating a
	 * plain Session than we can return the original SessionBroker.
	 */
	public void testSessionBrokerThrowingValidationException() {
		SessionBroker broker = new MockSingleSessionBroker();
		SessionBrokerSessionFactory factory = new SessionBrokerSessionFactory(broker);

		assertEquals(factory.createSession(), broker);
		try {
			factory.createManagedClientSession();
			fail("Should have thrown ValidationException");
		}
		catch (ValidationException ex) {
			// expected
		}
	}

    /**
     * Insure that the managed TopLink Session proxy is behaving correctly
     * when it has been initialized with a SessionBroker.  
     */
	public void testManagedSessionBroker() {
		SessionBroker client = new MockClientSessionBroker();
		SessionBroker broker = new MockServerSessionBroker(client);
		SessionBrokerSessionFactory factory = new SessionBrokerSessionFactory(broker);

		assertEquals(client, factory.createSession());

		Session session = factory.createManagedClientSession();
		assertEquals(client, session.getActiveSession());
        assertNotNull(session.getActiveUnitOfWork());
		assertEquals(session.getActiveUnitOfWork(), session.getActiveUnitOfWork());
	}


	private class MockSingleSessionBroker extends SessionBroker {

		public MockSingleSessionBroker() {
		}

		public SessionBroker acquireClientSessionBroker() {
			throw new ValidationException();
		}
	}


	private class MockServerSessionBroker extends SessionBroker {

		private SessionBroker client;

		public MockServerSessionBroker(SessionBroker client) {
			this.client = client;
		}

		public SessionBroker acquireClientSessionBroker() {
			return client;
		}
	}


	private class MockClientSessionBroker extends SessionBroker {

		public MockClientSessionBroker() {
		}

		public UnitOfWork acquireUnitOfWork() {
			return new UnitOfWork(this);
		}
	}
}