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AbstractConnector.java
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AbstractConnector.java
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/**
* Copyright (C) 2016 Czech Technical University in Prague
* <p>
* This program 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.
* <p>
* 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 General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.ontodriver.sesame.connector;
import cz.cvut.kbss.ontodriver.exception.OntoDriverException;
import cz.cvut.kbss.ontodriver.sesame.exceptions.SesameDriverException;
import cz.cvut.kbss.ontodriver.util.Transaction;
abstract class AbstractConnector implements Connector {
protected Transaction transaction;
protected boolean open;
protected AbstractConnector() {
this.transaction = new Transaction();
}
@Override
public boolean isOpen() {
return open;
}
@Override
public void close() throws OntoDriverException {
if (!open) {
return;
}
this.open = false;
}
@Override
public void begin() throws SesameDriverException {
transaction.begin();
}
protected void verifyTransactionActive() {
if (!transaction.isActive()) {
throw new IllegalStateException();
}
}
}