/*
* Copyright 2005 The Apache Software Foundation.
*
* 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.apache.jdo.tck.api.instancecallbacks;
import java.util.Calendar;
import java.util.Date;
import javax.jdo.JDODataStoreException;
import javax.jdo.JDOUserException;
import javax.jdo.Transaction;
import org.apache.jdo.tck.JDO_Test;
import org.apache.jdo.tck.pc.instancecallbacks.InstanceCallbackClass;
import org.apache.jdo.tck.util.BatchTestRunner;
/**
*<B>Title:</B> Calling Jdo Preclear
*<BR>
*<B>Keywords:</B> instancecallbacks
*<BR>
*<B>Assertion ID:</B> A10.3-1.
*<BR>
*<B>Assertion Description: </B>
The <code>jdoPreClear()</code> method of a class implementing
<code>InstanceCallbacks</code> is called before the values in the instance
are cleared. (This happens during the state transition to hollow.)
*/
/*
* Create a new object, reference an existing object and modify an existing object and then
* perform a commit.
*
* Check that each instance contains the values set into the persistent attributes prior to commit.
*/
public class CallingJdoPreclear extends TestParts {
/** */
private static final String ASSERTION_FAILED =
"Assertion A10.3-1 (CallingJdoPreclear) failed";
/**
* The <code>main</code> is called when the class
* is directly executed from the command line.
* @param args The arguments passed to the program.
*/
public static void main(String[] args) {
BatchTestRunner.run(CallingJdoPreclear.class);
}
/**
* @see JDO_Test#localSetUp()
*/
protected void localSetUp() {
addTearDownClass(InstanceCallbackClass.class);
}
/** */
public void test() throws Exception
{
pm = getPM();
Transaction t = pm.currentTransaction();
t.setRetainValues(false); // instances transition to hollow after commit
InstanceCallbackClass.initializeStaticsForTest();
t.begin();
Calendar cal = Calendar.getInstance();
cal.set(1999, 1, 15, 12, 0);
Date createTime = cal.getTime();
cal.set(2002, 1, 15, 12, 0);
Date laterDate = cal.getTime();
InstanceCallbackClass secondaryObj = new InstanceCallbackClass("secondaryObj", createTime, 2, 2.2, (short)-20, '2', null);
InstanceCallbackClass primaryObj = new InstanceCallbackClass("primaryObj", laterDate, 1, 1.1, (short)-10, '1', secondaryObj);
pm.makePersistent(primaryObj);
pm.makePersistent(secondaryObj);
Object secondaryObjId = pm.getObjectId(secondaryObj);
Object primaryObjId = pm.getObjectId(primaryObj);
t.commit();
InstanceCallbackClass.performPreClearTests = true;
t.begin();
try {
primaryObj = (InstanceCallbackClass)pm.getObjectById(primaryObjId, true);
pm.retrieve(primaryObj); // load fields of primaryObj (make it persistent-clean)
} catch (JDOUserException e) {
fail(ASSERTION_FAILED, "Failed to find primaryObj created in previous transaction. Got JDOUserException " + e);
return;
} catch (JDODataStoreException e) {
fail(ASSERTION_FAILED, "Failed to find primaryObj created in previous transaction. Got JDODataStoreException " + e);
return;
}
secondaryObj = primaryObj.nextObj;
if(secondaryObj == null) {
fail(ASSERTION_FAILED, "Failed to find secondaryObj created in previous transaction using reference from primaryObj.");
return;
}
pm.retrieve(secondaryObj);
primaryObj.addChild(secondaryObj); // primaryObj contains one child; secondaryObj contains none. primaryObj is now dirty
cal.set(2005, 6, 28, 0, 0);
Date stillLaterDate = cal.getTime();
InstanceCallbackClass ternaryObj = new InstanceCallbackClass("ternaryObj", stillLaterDate, 3, 3.3, (short)-30, '3', null);
pm.makePersistent(ternaryObj);
ternaryObj.addChild(secondaryObj);
ternaryObj.addChild(primaryObj);
t.commit();
// verify attributes in what was persistent-clean object--secondaryObj
checkFieldValues(ASSERTION_FAILED, "jdoPreClear attribute access: ", 2, "secondaryObj", createTime, 2.2, (short)-20, '2');
// verify attributes in what was persistent-dirty object--primaryObj
checkFieldValues(ASSERTION_FAILED, "jdoPreClear attribute access: ", 1, "primaryObj", laterDate, 1.1, (short)-10, '1');
// verify attributes in what was persistent-new object--ternaryObj
checkFieldValues(ASSERTION_FAILED, "jdoPreClear attribute access: ", 3, "ternaryObj", stillLaterDate, 3.3, (short)-30, '3');
pm.close();
pm = null;
InstanceCallbackClass.performPreClearTests = false;
}
}