public synchronized void cancel() throws SQLException {
if (openResultSet != null) {
openResultSet.cancel();
}
// If there is an open result set, it probably just set the same flag.
cancelFlag.compareAndSet(false, true);
}
public boolean execute(String sql) throws SQLException {
checkNotPreparedOrCallable("execute(String)");
executeInternal(sql);
// Result set is null for DML or DDL.
// Result set is closed if user cancelled the query.
return openResultSet != null && !openResultSet.isClosed();
}
protected void close_() {
if (!closed) {
closed = true;
if (openResultSet != null) {
AvaticaResultSet c = openResultSet;
openResultSet = null;
c.close();
}
try {
// inform the server to close the resource
connection.meta.closeStatement(handle);
} finally {
// make sure we don't leak on our side
connection.statementMap.remove(handle.id);
}
// If onStatementClose throws, this method will throw an exception (later
// converted to SQLException), but this statement still gets closed.
connection.driver.handler.onStatementClose(this);
}
}
public synchronized void cancel() throws SQLException {
if (openResultSet != null) {
openResultSet.cancel();
}
}