// Chromis POS - The New Face of Open Source POS
// Copyright (c) (c) 2015-2016
// http://www.chromis.co.uk
//
// This file is part of Chromis POS
//
// Chromis POS is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Chromis POS 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Chromis POS. If not, see <http://www.gnu.org/licenses/>.
package uk.chromis.data.loader;
import uk.chromis.basic.BasicException;
/**
*
*
*/
public class SequenceForDerby extends BaseSentence {
private BaseSentence sent1;
private BaseSentence sent2;
private BaseSentence sent3;
/** Creates a new instance of SequenceForMySQL
* @param s
* @param sSeqTable */
public SequenceForDerby(Session s, String sSeqTable) {
sent1 = new StaticSentence(s, "DELETE FROM " + sSeqTable);
sent2 = new StaticSentence(s, "INSERT INTO " + sSeqTable + " VALUES (DEFAULT)");
sent3 = new StaticSentence(s, "SELECT IDENTITY_VAL_LOCAL() FROM " + sSeqTable, null, SerializerReadInteger.INSTANCE);
}
// Funciones de bajo nivel
/**
*
* @param params
* @return
* @throws BasicException
*/
@Override
public DataResultSet openExec(Object params) throws BasicException {
sent1.exec();
sent2.exec();
return sent3.openExec(null);
}
/**
*
* @return
* @throws BasicException
*/
@Override
public DataResultSet moreResults() throws BasicException {
return sent3.moreResults();
}
/**
*
* @throws BasicException
*/
@Override
public void closeExec() throws BasicException {
sent3.closeExec();
}
}