/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
package positionkeeper;
import org.voltdb.SQLStmt;
import org.voltdb.VoltProcedure;
import org.voltdb.client.ClientResponse;
public class TradeInsert extends VoltProcedure {
public final SQLStmt insertTrade = new SQLStmt(
"INSERT INTO trd (codtrd, trd_cnt, trd_sec, trd_qty, trd_prc) VALUES (?, ?, ?, ?, ?);");
public final SQLStmt updatePos = new SQLStmt(
"UPDATE pos SET " +
" pos_cum_qty_exe = pos_cum_qty_exe + ?," +
" pos_cum_val_exe = pos_cum_qty_exe * pos_prc" +
" WHERE codsec = ? AND codcnt = ?;");
public final SQLStmt insertPos = new SQLStmt(
"INSERT INTO pos VALUES (" +
"?,?,?,?,?,?,?" +
");");
public long run( int codtrd,
int trd_cnt,
int trd_sec,
int trd_qty,
double trd_prc
) throws VoltAbortException
{
voltQueueSQL(insertTrade,
codtrd,
trd_cnt,
trd_sec,
trd_qty,
trd_prc);
voltQueueSQL(updatePos,
trd_qty,
trd_sec,
trd_cnt);
long rowsAffected = voltExecuteSQL()[1].asScalarLong();
if (rowsAffected == 0) {
// then insert
voltQueueSQL(insertPos,
trd_cnt,
trd_sec,
0,
trd_qty,
trd_prc,
0,
trd_qty * trd_prc
);
voltExecuteSQL(true);
}
return ClientResponse.SUCCESS;
}
}