fumtest.java

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//$Id: FumTest.java 9636 2006-03-16 14:14:48Z max.andersen@jboss.com $
package org.hibernate.test.legacy;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;

import junit.framework.Test;
import junit.framework.TestSuite;
import junit.textui.TestRunner;

import org.hibernate.Criteria;
import org.hibernate.FetchMode;
import org.hibernate.FlushMode;
import org.hibernate.Hibernate;
import org.hibernate.HibernateException;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Transaction;
import org.hibernate.classic.Session;
import org.hibernate.criterion.Expression;
import org.hibernate.criterion.MatchMode;
import org.hibernate.dialect.HSQLDialect;
import org.hibernate.dialect.MckoiDialect;
import org.hibernate.dialect.MySQLDialect;
import org.hibernate.dialect.PointbaseDialect;
import org.hibernate.dialect.TimesTenDialect;
import org.hibernate.transform.AliasToBeanResultTransformer;
import org.hibernate.transform.Transformers;
import org.hibernate.type.DateType;
import org.hibernate.type.EntityType;
import org.hibernate.type.StringType;
import org.hibernate.type.Type;

public class FumTest extends LegacyTestCase {

	private static short fumKeyShort = 1;

	public FumTest(String arg) {
		super(arg);
	}
	
	public void testQuery() {
		Session s = openSession();
		Transaction t = s.beginTransaction();
		s.createQuery("from Fum fum where fum.fo.id.string = 'x'").list();
		t.commit();
		s.close();
	}

	public void testCriteriaCollection() throws Exception {
		Session s = openSession();
		Fum fum = new Fum( fumKey("fum") );
		fum.setFum("a value");
		fum.getMapComponent().getFummap().put("self", fum);
		fum.getMapComponent().getStringmap().put("string", "a staring");
		fum.getMapComponent().getStringmap().put("string2", "a notha staring");
		fum.getMapComponent().setCount(1);
		s.save(fum);
		s.flush();
		s.connection().commit();
		s.close();
		s = openSession();
		Fum b = (Fum) s.createCriteria(Fum.class).add(
			Expression.in("fum", new String[] { "a value", "no value" } )
		)
		.uniqueResult();
		//assertTrue( Hibernate.isInitialized( b.getMapComponent().getFummap() ) );
		assertTrue( Hibernate.isInitialized( b.getMapComponent().getStringmap() ) );
		assertTrue( b.getMapComponent().getFummap().size()==1 );
		assertTrue( b.getMapComponent().getStringmap().size()==2 );
		s.delete(b);
		s.flush();
		s.connection().commit();
		s.close();
	}

	public void testCriteria() throws Exception {
		Session s = openSession();
		Transaction txn = s.beginTransaction();
		Fum fum = new Fum( fumKey("fum") );
		fum.setFo( new Fum( fumKey("fo") ) );
		fum.setFum("fo fee fi");
		fum.getFo().setFum("stuff");
		Fum fr = new Fum( fumKey("fr") );
		fr.setFum("goo");
		Fum fr2 = new Fum( fumKey("fr2") );
		fr2.setFum("soo");
		fum.setFriends( new HashSet() );
		fum.getFriends().add(fr);
		fum.getFriends().add(fr2);
		s.save(fr);
		s.save(fr2);
		s.save( fum.getFo() );
		s.save(fum);

		Criteria base = s.createCriteria(Fum.class)
			.add( Expression.like("fum", "f", MatchMode.START) );
		base.createCriteria("fo")
			.add( Expression.isNotNull("fum") );
		base.createCriteria("friends")
			.add( Expression.like("fum", "g%") );
		List list = base.list();
		assertTrue( list.size()==1 && list.get(0)==fum );

		base = s.createCriteria(Fum.class)
			.add( Expression.like("fum", "f%") )
			.setResultTransformer(Criteria.ALIAS_TO_ENTITY_MAP);
		base.createCriteria("fo", "fo")
			.add( Expression.isNotNull("fum") );
		base.createCriteria("friends", "fum")
			.add( Expression.like("fum", "g", MatchMode.START) );
		Map map = (Map) base.uniqueResult();

		assertTrue(
			map.get("this")==fum &&
			map.get("fo")==fum.getFo() &&
			fum.getFriends().contains( map.get("fum") ) &&
			map.size()==3
		);

		base = s.createCriteria(Fum.class)
			.add( Expression.like("fum", "f%") )
			.setResultTransformer(Criteria.ALIAS_TO_ENTITY_MAP)
			.setFetchMode("friends", FetchMode.EAGER);
		base.createCriteria("fo", "fo")
			.add( Expression.eq( "fum", fum.getFo().getFum() ) );
		map = (Map) base.list().get(0);

		assertTrue(
			map.get("this")==fum &&
			map.get("fo")==fum.getFo() &&
			map.size()==2
		);

		list = s.createCriteria(Fum.class)
			.createAlias("friends", "fr")
			.createAlias("fo", "fo")
			.add( Expression.like("fum", "f%") )
			.add( Expression.isNotNull("fo") )
			.add( Expression.isNotNull("fo.fum") )
			.add( Expression.like("fr.fum", "g%") )
			.add( Expression.eqProperty("fr.id.short", "id.short") )
			.list();
		assertTrue( list.size()==1 && list.get(0)==fum );
		txn.commit();
		s.close();

		s = openSession();
		txn = s.beginTransaction();
		base = s.createCriteria(Fum.class)
			.add( Expression.like("fum", "f%") );
		base.createCriteria("fo")
			.add( Expression.isNotNull("fum") );
		base.createCriteria("friends")
			.add( Expression.like("fum", "g%") );
		fum = (Fum) base.list().get(0);
		assertTrue(  fum.getFriends().size()==2 );
		s.delete(fum);
		s.delete( fum.getFo() );
		Iterator iter = fum.getFriends().iterator();
		while ( iter.hasNext() ) s.delete( iter.next() );
		txn.commit();
		s.close();
	}

	static public class ABean {
		public Fum fum;
		public Fum fo;
		public Fum getFo() {
			return fo;
		}
		public void setFo(Fum fo) {
			this.fo = fo;
		}
		public Fum getFum() {
			return fum;
		}
		public void setFum(Fum fum) {
			this.fum = fum;
		}
	}
	
	public void testBeanResultTransformer() throws HibernateException, SQLException {
		
		Session s = openSession();
		Transaction transaction = s.beginTransaction();
		Fum fum = new Fum( fumKey("fum") );
		fum.setFo( new Fum( fumKey("fo") ) );
		fum.setFum("fo fee fi");
		fum.getFo().setFum("stuff");
		Fum fr = new Fum( fumKey("fr") );
		fr.setFum("goo");
		Fum fr2 = new Fum( fumKey("fr2") );
		fr2.setFum("soo");
		fum.setFriends( new HashSet() );
		fum.getFriends().add(fr);
		fum.getFriends().add(fr2);
		s.save(fr);
		s.save(fr2);
		s.save( fum.getFo() );
		s.save(fum);
		
		Criteria test = s.createCriteria(Fum.class, "xam")
			.createCriteria("fo", "fo")
			.setResultTransformer(Criteria.ALIAS_TO_ENTITY_MAP);
		
		Map fc = (Map) test.list().get(0);
		assertNotNull(fc.get("xam"));
		
		Criteria base = s.createCriteria(Fum.class, "fum")
		.add( Expression.like("fum", "f%") )
		.setResultTransformer(Transformers.aliasToBean(ABean.class))
		.setFetchMode("friends", FetchMode.JOIN);
		base.createCriteria("fo", "fo")
		.add( Expression.eq( "fum", fum.getFo().getFum() ) );
		ABean map = (ABean) base.list().get(0);

		assertTrue(
				map.getFum()==fum &&
				map.getFo()==fum.getFo() );
		
		s.delete(fr);
		s.delete(fr2);
		s.delete(fum);
		s.delete(fum.getFo());
		s.flush();
		transaction.commit();
		s.close();
		
	}
	
	
	public void testListIdentifiers() throws Exception {
		Session s = openSession();
		Transaction txn = s.beginTransaction();
		Fum fum = new Fum( fumKey("fum") );
		fum.setFum("fo fee fi");
		s.save(fum);
		fum = new Fum( fumKey("fi") );
		fum.setFum("fee fi fo");
		s.save(fum);
		List list = s.find("select fum.id from Fum as fum where not fum.fum='FRIEND'");
		assertTrue( "list identifiers", list.size()==2);
		Iterator iter = s.iterate("select fum.id from Fum fum where not fum.fum='FRIEND'");
		int i=0;
		while ( iter.hasNext() ) {
			assertTrue( "iterate identifiers",  iter.next() instanceof FumCompositeID);
			i++;
		}
		assertTrue(i==2);

		s.delete( s.load(Fum.class, (Serializable) list.get(0) ) );
		s.delete( s.load(Fum.class, (Serializable) list.get(1) ) );
		txn.commit();
		s.close();
	}


	public FumCompositeID fumKey(String str) {

		return fumKey(str,false);
	}

	private FumCompositeID fumKey(String str, boolean aCompositeQueryTest) {
		FumCompositeID id = new FumCompositeID();
		if ( getDialect() instanceof MckoiDialect ) {
			GregorianCalendar now = new GregorianCalendar();
			GregorianCalendar cal = new GregorianCalendar(
				now.get(java.util.Calendar.YEAR),
				now.get(java.util.Calendar.MONTH),
				now.get(java.util.Calendar.DATE)
			);
			id.setDate( cal.getTime() );
		}
		else {
			id.setDate( new Date() );
		}
		id.setString( new String(str) );

		if (aCompositeQueryTest) {
			id.setShort( fumKeyShort++ );
		}
		else {
			id.setShort( (short) 12 );
		}

		return id;
	}

	public void testCompositeID() throws Exception {
		Session s = openSession();
		Transaction txn = s.beginTransaction();
		Fum fum = new Fum( fumKey("fum") );
		fum.setFum("fee fi fo");
		s.save(fum);
		assertTrue( "load by composite key", fum==s.load( Fum.class, fumKey("fum") ) );
		txn.commit();
		s.close();

		s = openSession();
		txn = s.beginTransaction();
		fum = (Fum) s.load( Fum.class, fumKey("fum"), LockMode.UPGRADE );
		assertTrue( "load by composite key", fum!=null );

		Fum fum2 = new Fum( fumKey("fi") );
		fum2.setFum("fee fo fi");
		fum.setFo(fum2);
		s.save(fum2);
		assertTrue(
			"find composite keyed objects",
			s.find("from Fum fum where not fum.fum='FRIEND'").size()==2
		);
		assertTrue(
			"find composite keyed object",
			s.find("select fum from Fum fum where fum.fum='fee fi fo'").get(0)==fum
		);
		fum.setFo(null);
		txn.commit();
		s.close();

		s = openSession();
		txn = s.beginTransaction();
		Iterator iter = s.iterate("from Fum fum where not fum.fum='FRIEND'");
		int i = 0;
		while ( iter.hasNext() ) {
			fum = (Fum) iter.next();
			//iter.remove();
			s.delete(fum);
			i++;
		}
		assertTrue( "iterate on composite key", i==2 );
		txn.commit();
		s.close();
	}

	public void testCompositeIDOneToOne() throws Exception {
		Session s = openSession();
		Transaction txn = s.beginTransaction();
		Fum fum = new Fum( fumKey("fum") );
		fum.setFum("fee fi fo");
		//s.save(fum);
		Fumm fumm = new Fumm();
		fumm.setFum(fum);
		s.save(fumm);
		txn.commit();
		s.close();

		s = openSession();
		txn = s.beginTransaction();
		fumm = (Fumm) s.load( Fumm.class, fumKey("fum") );
		//s.delete( fumm.getFum() );
		s.delete(fumm);
		txn.commit();
		s.close();
	}

	public void testCompositeIDQuery() throws Exception {
		Session s = openSession();
		Fum fee = new Fum( fumKey("fee",true) );
		fee.setFum("fee");
		s.save(fee);
		Fum fi = new Fum( fumKey("fi",true) );
		fi.setFum("fi");
		short fiShort = fi.getId().getShort();
		s.save(fi);
		Fum fo = new Fum( fumKey("fo",true) );
		fo.setFum("fo");
		s.save(fo);
		Fum fum = new Fum( fumKey("fum",true) );
		fum.setFum("fum");
		s.save(fum);
		s.flush();
		s.connection().commit();
		s.close();

		s = openSession();
		// Try to find the Fum object "fo" that we inserted searching by the string in the id
		List vList = s.find("from Fum fum where fum.id.string='fo'"  );
		assertTrue( "find by composite key query (find fo object)", vList.size() == 1 );
		fum = (Fum)vList.get(0);
		assertTrue( "find by composite key query (check fo object)", fum.getId().getString().equals("fo") );

		// Try to find the Fum object "fi" that we inserted searching by the date in the id
		vList = s.find("from Fum fum where fum.id.short = ?",new Short(fiShort),Hibernate.SHORT);
		assertTrue( "find by composite key query (find fi object)", vList.size() == 1 );
		fi = (Fum)vList.get(0);
		assertTrue( "find by composite key query (check fi object)", fi.getId().getString().equals("fi") );

		// Make sure we can return all of the objects by searching by the date id
		assertTrue(
			"find by composite key query with arguments",
			s.find("from Fum fum where fum.id.date <= ? and not fum.fum='FRIEND'",new Date(),Hibernate.DATE).size()==4
		);
		s.flush();
		s.connection().commit();
		s.close();

		s = openSession();
		assertTrue(
			s.iterate("select fum.id.short, fum.id.date, fum.id.string from Fum fum").hasNext()
		);
		assertTrue(
			s.iterate("select fum.id from Fum fum").hasNext()
		);
		Query qu = s.createQuery("select fum.fum, fum , fum.fum, fum.id.date from Fum fum");
		Type[] types = qu.getReturnTypes();
		assertTrue(types.length==4);
		for ( int k=0; k<types.length; k++) {
			assertTrue( types[k]!=null );
		}
		assertTrue(types[0] instanceof StringType);
		assertTrue(types[1] instanceof EntityType);
		assertTrue(types[2] instanceof StringType);
		assertTrue(types[3] instanceof DateType);
		Iterator iter = qu.iterate();
		int j = 0;
		while ( iter.hasNext() ) {
			j++;
			assertTrue( ( (Object[]) iter.next() )[1] instanceof Fum );
		}
		assertTrue( "iterate on composite key", j==8 );

		fum = (Fum) s.load( Fum.class, fum.getId() );
		s.filter( fum.getQuxArray(), "where this.foo is null" );
		s.filter( fum.getQuxArray(), "where this.foo.id = ?", "fooid", Hibernate.STRING );
		Query f = s.createFilter( fum.getQuxArray(), "where this.foo.id = :fooId" );
12

fumtest.java - 源码说明

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