package org.hibernate.test.instrument.cases;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertFalse;
import static junit.framework.Assert.assertTrue;
import org.hibernate.Hibernate;
import org.hibernate.Transaction;
import org.hibernate.classic.Session;
import org.hibernate.test.instrument.domain.Document;
import org.hibernate.test.instrument.domain.Folder;
import org.hibernate.test.instrument.domain.Owner;
/**
* @author Rob.Hasselbaum
*/
public class TestCustomColumnReadAndWrite extends AbstractExecutable {
public void execute() {
Session s = getFactory().openSession();
Transaction t = s.beginTransaction();
final double SIZE_IN_KB = 20480;
final double SIZE_IN_MB = SIZE_IN_KB / 1024d;
Owner o = new Owner();
Document doc = new Document();
Folder fol = new Folder();
o.setName("gavin");
doc.setName("Hibernate in Action");
doc.setSummary("blah");
doc.updateText("blah blah");
fol.setName("books");
doc.setOwner(o);
doc.setFolder(fol);
doc.setSizeKb(SIZE_IN_KB);
fol.getDocuments().add(doc);
s.persist(o);
s.persist(fol);
t.commit();
s.close();
s = getFactory().openSession();
t = s.beginTransaction();
// Check value conversion on insert
Double sizeViaSql = (Double)s.createSQLQuery("select size_mb from documents").uniqueResult();
assertEquals( SIZE_IN_MB, sizeViaSql, 0.01d );
// Test explicit fetch of all properties
doc = (Document) s.createQuery("from Document fetch all properties").uniqueResult();
assertTrue( Hibernate.isPropertyInitialized( doc, "sizeKb" ) );
assertEquals( SIZE_IN_KB, doc.getSizeKb() );
t.commit();
s.close();
// Test lazy fetch with custom read
s = getFactory().openSession();
t = s.beginTransaction();
doc = (Document) s.get( Document.class, doc.getId() );
assertFalse( Hibernate.isPropertyInitialized( doc, "sizeKb" ) );
assertEquals( SIZE_IN_KB, doc.getSizeKb() );
s.delete(doc);
s.delete( doc.getOwner() );
s.delete( doc.getFolder() );
t.commit();
s.close();
}
}