oracle.toplink.essentials.queryframework.DataModifyQuery Maven / Gradle / Ivy
/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* glassfish/bootstrap/legal/CDDLv1.0.txt or
* https://glassfish.dev.java.net/public/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
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// Copyright (c) 1998, 2007, Oracle. All rights reserved.
package oracle.toplink.essentials.queryframework;
import oracle.toplink.essentials.exceptions.*;
import oracle.toplink.essentials.internal.sessions.UnitOfWorkImpl;
/**
* Purpose:
* Concrete class used for executing non selecting SQL strings.
*
*
Responsibilities:
*
* - Execute a non selecting raw SQL string.
*
*
* @author Yvon Lavoie
* @since TOPLink/Java 1.0
*/
public class DataModifyQuery extends ModifyQuery {
public DataModifyQuery() {
super();
}
public DataModifyQuery(String sqlString) {
this();
setSQLString(sqlString);
}
public DataModifyQuery(Call call) {
this();
setCall(call);
}
/**
* INTERNAL:
* Perform the work to execute the SQL call.
* Return the row count of the number of rows effected by the SQL call.
*/
public Object executeDatabaseQuery() throws DatabaseException {
/* Fix to allow executing non-selecting SQL in a UnitOfWork. - RB */
if (getSession().isUnitOfWork()) {
UnitOfWorkImpl unitOfWork = (UnitOfWorkImpl)getSession();
/* bug:4211104 for DataModifyQueries executed during an event, while transaction was started by the uow*/
if ( !unitOfWork.getCommitManager().isActive() && !unitOfWork.isInTransaction()) {
unitOfWork.beginEarlyTransaction();
}
unitOfWork.setWasNonObjectLevelModifyQueryExecuted(true);
}
return getQueryMechanism().executeNoSelect();
}
/**
* PUBLIC:
* Return if this is a data modify query.
*/
public boolean isDataModifyQuery() {
return true;
}
/**
* INTERNAL:
* Prepare the receiver for execution in a session.
*/
protected void prepare() {
super.prepare();
getQueryMechanism().prepareExecuteNoSelect();
}
/**
* INTERNAL:
* Prepare the receiver for execution in a session. In particular,
* set the descriptor of the receiver to the Descriptor for the
* appropriate class for the receiver's object.
*/
public void prepareForExecution() throws QueryException {
super.prepareForExecution();
setModifyRow(getTranslationRow());
}
}