/**
* Closes this connection. All open statements, prepared statements and result sets that where
* created by this connection become invalid after calling this method. If there is an uncommitted
* transaction, it will be rolled back.
*/
public synchronized void close() throws SQLException {
try {
debugCodeCall("close");
openStackTrace = null;
if (executingStatement != null) {
executingStatement.cancel();
}
if (session == null) {
return;
}
session.cancel();
try {
synchronized (session) {
if (!session.isClosed()) {
try {
// roll back unless that would require to re-connect
// (the transaction can't be rolled back after re-connecting)
if (!session.isReconnectNeeded(true)) {
rollbackInternal();
session.afterWriting();
}
closePreparedCommands();
} finally {
session.close();
}
}
}
} finally {
session = null;
}
} catch (Exception e) {
throw logAndConvert(e);
}
}
/** INTERNAL. Called after executing a command that could have written something. */
protected void afterWriting() {
session.afterWriting();
}