idtest.java

hibernate方便的操作数据库相当不错的 请各位下载看看啊

//$Id: IdTest.java,v 1.4 2005/02/25 12:44:44 maxcsaucdk Exp $
package org.hibernate.test.metadata.id;

import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.test.metadata.TestCase;

/**
 * @author Emmanuel Bernard
 */
public class IdTest extends TestCase {

	public IdTest(String x) {
		super(x);
	}
	
	public void testTableGenerator() throws Exception {
		Session s = openSession();
		Transaction tx = s.beginTransaction();
		Ball b = new Ball();
		Dog d = new Dog();
		Computer c = new Computer();
		s.persist(b);
		s.persist(d);
		s.persist(c);
		tx.commit();
		s.close();
		assertEquals( "table id not generated", new Long(1), b.getId() );
		assertEquals( "generator should not be shared", new Integer(1), d.getId() );
		assertEquals( "default value should work", new Long(1), c.getId() );
	}
	
	public void testSequenceGenerator() throws Exception {
		Session s = openSession();
		Transaction tx = s.beginTransaction();
		Shoe b = new Shoe();
		s.persist(b);
		tx.commit();
		s.close();
		assertNotNull( b.getId() );
	}
	
	public void testClassLevelGenerator() throws Exception {
		Session s = openSession();
		Transaction tx = s.beginTransaction();
		Store b = new Store();
		s.persist(b);
		tx.commit();
		s.close();
		assertNotNull( b.getId() );
	}
	
	public void testMethodLevelGenerator() throws Exception {
		Session s = openSession();
		Transaction tx = s.beginTransaction();
		Department b = new Department();
		s.persist(b);
		tx.commit();
		s.close();
		assertNotNull( b.getId() );
	}

	/**
	 * @see org.hibernate.test.metadata.TestCase#getMappings()
	 */
	protected Class[] getMappings() {
		return new Class[] {
			Ball.class,
			Shoe.class,
			Store.class,
			Department.class,
			Dog.class,
			Computer.class
		};
	}

	/**
	 * @see org.hibernate.test.metadata.TestCase#getAnnotatedPackages()
	 */
	protected String[] getAnnotatedPackages() {
		return new String[] {
			"org.hibernate.test.metadata"
		};
	}

}