/*
 * Copyright (C) 2003-2004 Red Hat Inc. All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library 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 library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */
package com.redhat.persistence.engine.rdbms;

import com.redhat.persistence.Event;
import com.redhat.persistence.Signature;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;

/**
 * RDBMSStatement
 *
 * @author Rafael H. Schloming &lt;rhs@mit.edu&gt;
 * @version $Revision: #7 $ $Date: 2004/08/16 $
 **/

public class RDBMSStatement {

    public final static String versionId = "$Id: RDBMSStatement.java 287 2005-02-22 00:29:02Z sskracic $ by $Author: sskracic $, $DateTime: 2004/08/16 18:10:38 $";

    private final String m_text;
    private final ArrayList m_events = new ArrayList();
    private Signature m_sig = null;

    RDBMSStatement(String text) {
        m_text = text;
    }

    public String getText() {
        return m_text;
    }

    void setSignature(Signature sig) {
        m_sig = sig;
    }

    public Signature getSignature() {
        return m_sig;
    }

    void addEvent(Event ev) {
        if (m_events.contains(ev)) {
            throw new IllegalArgumentException
                ("Already contains event: " + ev);
        }

        m_events.add(ev);
    }

    public Collection getEvents() {
        return Collections.unmodifiableCollection(m_events);
    }

}
