/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.test.annotations.lob;
import java.util.Arrays;
import org.hibernate.Session;
import org.hibernate.dialect.SQLServerDialect;
import org.hibernate.dialect.Sybase11Dialect;
import org.hibernate.dialect.SybaseASE15Dialect;
import org.hibernate.dialect.SybaseDialect;
import org.hibernate.testing.RequiresDialect;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.Assert;
import org.junit.Test;
import junit.framework.AssertionFailedError;
/**
* Tests eager materialization and mutation of data mapped by
* {@link org.hibernate.type.ImageType}.
*
* @author Gail Badner
*/
@RequiresDialect( { SybaseASE15Dialect.class, SQLServerDialect.class, SybaseDialect.class, Sybase11Dialect.class })
public class ImageTest extends BaseCoreFunctionalTestCase {
private static final int ARRAY_SIZE = 10000;
@Test
public void testBoundedLongByteArrayAccess() {
byte[] original = buildRecursively(ARRAY_SIZE, true);
byte[] changed = buildRecursively(ARRAY_SIZE, false);
Session s = openSession();
s.beginTransaction();
ImageHolder entity = new ImageHolder();
s.save(entity);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
entity = (ImageHolder) s.get(ImageHolder.class, entity.getId());
Assert.assertNull( entity.getLongByteArray() );
Assert.assertNull( entity.getDog() );
Assert.assertNull( entity.getPicByteArray() );
entity.setLongByteArray(original);
Dog dog = new Dog();
dog.setName("rabbit");
entity.setDog(dog);
entity.setPicByteArray(wrapPrimitive(original));
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
entity = (ImageHolder) s.get(ImageHolder.class, entity.getId());
Assert.assertEquals( ARRAY_SIZE, entity.getLongByteArray().length );
assertEquals(original, entity.getLongByteArray());
Assert.assertEquals( ARRAY_SIZE, entity.getPicByteArray().length );
assertEquals(original, unwrapNonPrimitive(entity.getPicByteArray()));
Assert.assertNotNull( entity.getDog() );
Assert.assertEquals( dog.getName(), entity.getDog().getName() );
entity.setLongByteArray(changed);
entity.setPicByteArray(wrapPrimitive(changed));
dog.setName("papa");
entity.setDog(dog);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
entity = (ImageHolder) s.get(ImageHolder.class, entity.getId());
Assert.assertEquals( ARRAY_SIZE, entity.getLongByteArray().length );
assertEquals(changed, entity.getLongByteArray());
Assert.assertEquals( ARRAY_SIZE, entity.getPicByteArray().length );
assertEquals(changed, unwrapNonPrimitive(entity.getPicByteArray()));
Assert.assertNotNull( entity.getDog() );
Assert.assertEquals( dog.getName(), entity.getDog().getName() );
entity.setLongByteArray(null);
entity.setPicByteArray(null);
entity.setDog(null);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
entity = (ImageHolder) s.get(ImageHolder.class, entity.getId());
Assert.assertNull( entity.getLongByteArray() );
Assert.assertNull( entity.getDog() );
Assert.assertNull( entity.getPicByteArray() );
s.delete(entity);
s.getTransaction().commit();
s.close();
}
private Byte[] wrapPrimitive(byte[] bytes) {
int length = bytes.length;
Byte[] result = new Byte[length];
for (int index = 0; index < length; index++) {
result[index] = Byte.valueOf( bytes[index] );
}
return result;
}
private byte[] unwrapNonPrimitive(Byte[] bytes) {
int length = bytes.length;
byte[] result = new byte[length];
for (int i = 0; i < length; i++) {
result[i] = bytes[i].byteValue();
}
return result;
}
private byte[] buildRecursively(int size, boolean on) {
byte[] data = new byte[size];
data[0] = mask(on);
for (int i = 0; i < size; i++) {
data[i] = mask(on);
on = !on;
}
return data;
}
private byte mask(boolean on) {
return on ? (byte) 1 : (byte) 0;
}
public static void assertEquals(byte[] val1, byte[] val2) {
if ( !Arrays.equals( val1, val2 ) ) {
throw new AssertionFailedError("byte arrays did not match");
}
}
@Override
protected String[] getAnnotatedPackages() {
return new String[] { "org.hibernate.test.annotations.lob" };
}
@Override
public Class<?>[] getAnnotatedClasses() {
return new Class[] { ImageHolder.class };
}
}