/*
* Copyright 2009 Udai Gupta, Ralf Joachim
*
* 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.castor.cpa.test.test20;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.castor.cpa.test.framework.CPATestCase;
import org.exolab.castor.jdo.Database;
import org.exolab.castor.jdo.OQLQuery;
import org.exolab.castor.jdo.QueryResults;
/**
* Abstract test class for key generators with integer values.
*/
public abstract class AbstractTestKeyGenInteger extends CPATestCase {
private static final Log LOG = LogFactory.getLog(AbstractTestKeyGenInteger.class);
private static final String DBNAME = "test20";
private static final String MAPPING = "/org/castor/cpa/test/test20/mapping.xml";
private Database _db;
public AbstractTestKeyGenInteger(final String name) {
super(name);
}
public final void setUp() throws Exception {
_db = getJDOManager(DBNAME, MAPPING).getDatabase();
}
public final void tearDown() throws Exception {
if (_db.isActive()) { _db.rollback(); }
_db.close();
}
/**
* The main goal of the test is to verify key generators in the case of "extends" relation
* between two classes. For each key generator we have a pair of classes: TestXXXObject and
* TestXXXExtends which use a specific key generator.
*/
protected final void testOneKeyGen(
final Class<? extends AbstractKeyGenObjectInteger> objClass,
final Class<? extends AbstractKeyGenObjectInteger> extClass)
throws Exception {
AbstractKeyGenObjectInteger object;
AbstractKeyGenObjectInteger ext;
// Open transaction in order to perform JDO operations
_db.begin();
// Create first object
object = objClass.newInstance();
LOG.debug("Creating first object: " + object);
_db.create(object);
LOG.debug("Created first object: " + object);
// Create second object
ext = extClass.newInstance();
LOG.debug("Creating second object: " + ext);
_db.create(ext);
LOG.debug("Created second object: " + ext);
_db.commit();
_db.begin();
// Find the first object and remove it
//object = (TestKeyGenObject) _db.load( objClass, object.getId() );
OQLQuery oqlObj = _db.getOQLQuery();
oqlObj.create("SELECT object FROM " + objClass.getName() + " object WHERE id = $1");
oqlObj.bind(object.getId());
QueryResults resObj = oqlObj.execute();
LOG.debug("Removing first object: " + object);
if (resObj.hasMore()) {
object = (AbstractKeyGenObjectInteger) resObj.next();
_db.remove(object);
LOG.debug("OK: Removed");
} else {
LOG.error("first object not found");
fail("first object not found");
}
// Find the second object and remove it
//ext = (TestKeyGenObject) _db.load( extClass, ext.getId() );
OQLQuery oqlExt = _db.getOQLQuery();
oqlExt.create("SELECT ext FROM " + extClass.getName()
+ " ext WHERE id = $1");
oqlExt.bind(ext.getId());
QueryResults resExt = oqlExt.execute();
LOG.debug("Removing second object: " + ext);
if (resExt.hasMore()) {
ext = (AbstractKeyGenObjectInteger) resExt.next();
_db.remove(ext);
LOG.debug("OK: Removed");
} else {
LOG.error("second object not found");
fail("second object not found");
}
_db.commit();
}
}