Examples with DeleteResultSet org.apache.derby.impl.sql.execute.DeleteResultSet used on opensource projects

Example 1 with DeleteResultSet

use of org.apache.derby.impl.sql.execute.DeleteResultSet in project derby by apache.

the class RealResultSetStatisticsFactory method getNoRowsResultSetStatistics.

public ResultSetStatistics getNoRowsResultSetStatistics(ResultSet rs) {
    ResultSetStatistics retval = null;
    /* We need to differentiate based on instanceof in order
		 * to find the right constructor to call.  This is ugly,
		 * but if we don't do instanceof then rs is always seen as an
		 * interface instead of a class when we try to overload 
		 * a method with both.
		 */
    if (rs instanceof InsertResultSet) {
        InsertResultSet irs = (InsertResultSet) rs;
        retval = new RealInsertResultSetStatistics((int) irs.rowCount, irs.constants.deferred, irs.constants.irgs.length, irs.userSpecifiedBulkInsert, irs.bulkInsertPerformed, irs.constants.lockMode == TransactionController.MODE_TABLE, irs.getExecuteTime(), getResultSetStatistics(irs.savedSource));
        irs.savedSource = null;
    } else if (rs instanceof InsertVTIResultSet) {
        InsertVTIResultSet iVTIrs = (InsertVTIResultSet) rs;
        retval = new RealInsertVTIResultSetStatistics((int) iVTIrs.rowCount, iVTIrs.constants.deferred, iVTIrs.getExecuteTime(), getResultSetStatistics(iVTIrs.savedSource));
        iVTIrs.savedSource = null;
    } else if (rs instanceof UpdateResultSet) {
        UpdateResultSet urs = (UpdateResultSet) rs;
        retval = new RealUpdateResultSetStatistics((int) urs.rowCount, urs.constants.deferred, urs.constants.irgs.length, urs.constants.lockMode == TransactionController.MODE_TABLE, urs.getExecuteTime(), getResultSetStatistics(urs.savedSource));
        urs.savedSource = null;
    } else if (rs instanceof DeleteCascadeResultSet) {
        DeleteCascadeResultSet dcrs = (DeleteCascadeResultSet) rs;
        int dependentTrackingArrayLength = (dcrs.dependentResultSets == null) ? 0 : dcrs.dependentResultSets.length;
        ResultSetStatistics[] dependentTrackingArray = new ResultSetStatistics[dependentTrackingArrayLength];
        boolean anyAttached = false;
        for (int index = 0; index < dependentTrackingArrayLength; index++) {
            if (dcrs.dependentResultSets[index] != null) {
                dependentTrackingArray[index] = getResultSetStatistics(dcrs.dependentResultSets[index]);
                anyAttached = true;
            }
        }
        if (!anyAttached) {
            dependentTrackingArray = null;
        }
        retval = new RealDeleteCascadeResultSetStatistics((int) dcrs.rowCount, dcrs.constants.deferred, dcrs.constants.irgs.length, dcrs.constants.lockMode == TransactionController.MODE_TABLE, dcrs.getExecuteTime(), getResultSetStatistics(dcrs.savedSource), dependentTrackingArray);
        dcrs.savedSource = null;
    } else if (rs instanceof DeleteResultSet) {
        DeleteResultSet drs = (DeleteResultSet) rs;
        retval = new RealDeleteResultSetStatistics((int) drs.rowCount, drs.constants.deferred, drs.constants.irgs.length, drs.constants.lockMode == TransactionController.MODE_TABLE, drs.getExecuteTime(), getResultSetStatistics(drs.savedSource));
        drs.savedSource = null;
    } else if (rs instanceof DeleteVTIResultSet) {
        DeleteVTIResultSet dVTIrs = (DeleteVTIResultSet) rs;
        retval = new RealDeleteVTIResultSetStatistics((int) dVTIrs.rowCount, dVTIrs.getExecuteTime(), getResultSetStatistics(dVTIrs.savedSource));
        dVTIrs.savedSource = null;
    }
    return retval;
}