public ResultSet run(
Connection conn,
Random gen,
int terminalWarehouseID,
int numWarehouses,
int terminalDistrictLowerID,
int terminalDistrictUpperID,
TPCCWorker w)
throws SQLException {
int orderCarrierID = TPCCUtil.randomNumber(1, 10, gen);
delivGetOrderId = this.getPreparedStatement(conn, delivGetOrderIdSQL);
delivDeleteNewOrder = this.getPreparedStatement(conn, delivDeleteNewOrderSQL);
delivGetCustId = this.getPreparedStatement(conn, delivGetCustIdSQL);
delivUpdateCarrierId = this.getPreparedStatement(conn, delivUpdateCarrierIdSQL);
delivUpdateDeliveryDate = this.getPreparedStatement(conn, delivUpdateDeliveryDateSQL);
delivSumOrderAmount = this.getPreparedStatement(conn, delivSumOrderAmountSQL);
delivUpdateCustBalDelivCnt = this.getPreparedStatement(conn, delivUpdateCustBalDelivCntSQL);
deliveryTransaction(terminalWarehouseID, orderCarrierID, conn, w);
return null;
}
private int deliveryTransaction(int w_id, int o_carrier_id, Connection conn, TPCCWorker w)
throws SQLException {
int d_id, c_id;
float ol_total;
int[] orderIDs;
orderIDs = new int[10];
for (d_id = 1; d_id <= 10; d_id++) {
delivGetOrderId.setInt(1, d_id);
delivGetOrderId.setInt(2, w_id);
ResultSet rs = delivGetOrderId.executeQuery();
if (!rs.next()) {
// This district has no new orders; this can happen but should
// be rare
continue;
}
int no_o_id = rs.getInt("NO_O_ID");
orderIDs[d_id - 1] = no_o_id;
rs.close();
rs = null;
delivDeleteNewOrder.setInt(1, no_o_id);
delivDeleteNewOrder.setInt(2, d_id);
delivDeleteNewOrder.setInt(3, w_id);
int result = delivDeleteNewOrder.executeUpdate();
if (result != 1) {
// This code used to run in a loop in an attempt to make this
// work
// with MySQL's default weird consistency level. We just always
// run
// this as SERIALIZABLE instead. I don't *think* that fixing
// this one
// error makes this work with MySQL's default consistency.
// Careful
// auditing would be required.
throw new UserAbortException(
"New order w_id="
+ w_id
+ " d_id="
+ d_id
+ " no_o_id="
+ no_o_id
+ " delete failed (not running with SERIALIZABLE isolation?)");
}
delivGetCustId.setInt(1, no_o_id);
delivGetCustId.setInt(2, d_id);
delivGetCustId.setInt(3, w_id);
rs = delivGetCustId.executeQuery();
if (!rs.next())
throw new RuntimeException(
"O_ID=" + no_o_id + " O_D_ID=" + d_id + " O_W_ID=" + w_id + " not found!");
c_id = rs.getInt("O_C_ID");
rs.close();
rs = null;
delivUpdateCarrierId.setInt(1, o_carrier_id);
delivUpdateCarrierId.setInt(2, no_o_id);
delivUpdateCarrierId.setInt(3, d_id);
delivUpdateCarrierId.setInt(4, w_id);
result = delivUpdateCarrierId.executeUpdate();
if (result != 1)
throw new RuntimeException(
"O_ID=" + no_o_id + " O_D_ID=" + d_id + " O_W_ID=" + w_id + " not found!");
delivUpdateDeliveryDate.setTimestamp(1, new Timestamp(System.currentTimeMillis()));
delivUpdateDeliveryDate.setInt(2, no_o_id);
delivUpdateDeliveryDate.setInt(3, d_id);
delivUpdateDeliveryDate.setInt(4, w_id);
result = delivUpdateDeliveryDate.executeUpdate();
if (result == 0)
throw new RuntimeException(
"OL_O_ID=" + no_o_id + " OL_D_ID=" + d_id + " OL_W_ID=" + w_id + " not found!");
delivSumOrderAmount.setInt(1, no_o_id);
delivSumOrderAmount.setInt(2, d_id);
delivSumOrderAmount.setInt(3, w_id);
rs = delivSumOrderAmount.executeQuery();
if (!rs.next())
throw new RuntimeException(
"OL_O_ID=" + no_o_id + " OL_D_ID=" + d_id + " OL_W_ID=" + w_id + " not found!");
ol_total = rs.getFloat("OL_TOTAL");
rs.close();
rs = null;
delivUpdateCustBalDelivCnt.setFloat(1, ol_total);
delivUpdateCustBalDelivCnt.setInt(2, w_id);
delivUpdateCustBalDelivCnt.setInt(3, d_id);
delivUpdateCustBalDelivCnt.setInt(4, c_id);
result = delivUpdateCustBalDelivCnt.executeUpdate();
if (result == 0)
throw new RuntimeException(
"C_ID=" + c_id + " C_W_ID=" + w_id + " C_D_ID=" + d_id + " not found!");
}
conn.commit();
// TODO: This part is not used
StringBuilder terminalMessage = new StringBuilder();
terminalMessage.append(
"\n+---------------------------- DELIVERY ---------------------------+\n");
terminalMessage.append(" Date: ");
terminalMessage.append(TPCCUtil.getCurrentTime());
terminalMessage.append("\n\n Warehouse: ");
terminalMessage.append(w_id);
terminalMessage.append("\n Carrier: ");
terminalMessage.append(o_carrier_id);
terminalMessage.append("\n\n Delivered Orders\n");
int skippedDeliveries = 0;
for (int i = 1; i <= 10; i++) {
if (orderIDs[i - 1] >= 0) {
terminalMessage.append(" District ");
terminalMessage.append(i < 10 ? " " : "");
terminalMessage.append(i);
terminalMessage.append(": Order number ");
terminalMessage.append(orderIDs[i - 1]);
terminalMessage.append(" was delivered.\n");
} else {
terminalMessage.append(" District ");
terminalMessage.append(i < 10 ? " " : "");
terminalMessage.append(i);
terminalMessage.append(": No orders to be delivered.\n");
skippedDeliveries++;
}
}
terminalMessage.append(
"+-----------------------------------------------------------------+\n\n");
return skippedDeliveries;
}