/** @return {@code true} If next row was fetched successfully. */
private boolean fetchNext() {
if (data == null) return false;
try {
if (!data.next()) return false;
for (int c = 0; c < row.length; c++) row[c] = data.getObject(c + 1);
return true;
} catch (SQLException e) {
throw new IgniteException(e);
}
}
/**
* @param data Data array.
* @throws IgniteCheckedException If failed.
*/
protected GridH2ResultSetIterator(ResultSet data) throws IgniteCheckedException {
this.data = data;
if (data != null) {
try {
row = new Object[data.getMetaData().getColumnCount()];
} catch (SQLException e) {
throw new IgniteCheckedException(e);
}
} else row = null;
}
/** {@inheritDoc} */
@Override
public void onClose() throws IgniteCheckedException {
if (data == null)
// Nothing to close.
return;
try {
U.closeQuiet(data.getStatement());
} catch (SQLException e) {
throw new IgniteCheckedException(e);
}
U.closeQuiet(data);
}