Package org.hibernate.hql.internal.ast.exec

Source Code of org.hibernate.hql.internal.ast.exec.MultiTableDeleteExecutor

/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, 2012, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors.  All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA  02110-1301  USA
*/
package org.hibernate.hql.internal.ast.exec;

import org.hibernate.HibernateException;
import org.hibernate.action.internal.BulkOperationCleanupAction;
import org.hibernate.engine.spi.QueryParameters;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.event.spi.EventSource;
import org.hibernate.hql.internal.ast.HqlSqlWalker;
import org.hibernate.hql.spi.MultiTableBulkIdStrategy;

/**
* Implementation of MultiTableDeleteExecutor.
*
* @author Steve Ebersole
*/
public class MultiTableDeleteExecutor implements StatementExecutor {
  private final MultiTableBulkIdStrategy.DeleteHandler deleteHandler;

  public MultiTableDeleteExecutor(HqlSqlWalker walker) {
    MultiTableBulkIdStrategy strategy = walker.getSessionFactoryHelper()
        .getFactory()
        .getSettings()
        .getMultiTableBulkIdStrategy();
     this.deleteHandler = strategy.buildDeleteHandler( walker.getSessionFactoryHelper().getFactory(), walker );
  }

  public String[] getSqlStatements() {
    return deleteHandler.getSqlStatements();
  }

  public int execute(QueryParameters parameters, SessionImplementor session) throws HibernateException {
    BulkOperationCleanupAction action = new BulkOperationCleanupAction( session, deleteHandler.getTargetedQueryable() );
    if ( session.isEventSource() ) {
      ( (EventSource) session ).getActionQueue().addAction( action );
    }
    else {
      action.getAfterTransactionCompletionProcess().doAfterTransactionCompletion( true, session );
    }

    return deleteHandler.execute( session, parameters );
  }
}
TOP

Related Classes of org.hibernate.hql.internal.ast.exec.MultiTableDeleteExecutor

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.