package com.activequant.tools.mapping;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.activequant.dao.DaoException;
import com.activequant.dao.IDaoFactory;
import com.activequant.dao.IMarketDataInstrumentDao;
import com.activequant.domainmodel.MarketDataInstrument;
/**
*
* this tool tries to map unassigned MDIs to Instruments.
*
* @author ustaudinger
*
*/
public class Mdi2InstrumentMapper {
private IMarketDataInstrumentDao mdidao;
private IMapper[] mappers;
public Mdi2InstrumentMapper(IDaoFactory idf, IMapper[] mappers) throws DaoException {
mdidao = idf.mdiDao();
this.mappers = mappers;
map();
}
private void map() throws DaoException {
int totalMDIs = mdidao.count();
int sliceSize = 200;
int slices = totalMDIs / sliceSize + 1;
for (int i = 0; i < (slices); i++) {
int startId = i * sliceSize;
int endId = (i + 1) * sliceSize - 1;
//
String[] mdiIds = mdidao.findIDs(startId, endId);
for (String mdiId : mdiIds) {
MarketDataInstrument mdi = mdidao.load(mdiId);
for (IMapper mapper : mappers) {
mapper.map(mdi);
}
mdidao.update(mdi);
}
}
}
/**
* @param args
*/
public static void main(String[] args) throws Exception {
String springFile = "automapper.xml";
if (args.length == 1)
springFile = args[0];
new ClassPathXmlApplicationContext(springFile);
}
}