import java.io.File;
import java.io.IOException;

import com.fasterxml.jackson.databind.MappingIterator;
import com.fasterxml.jackson.dataformat.csv.CsvMapper;
import com.fasterxml.jackson.dataformat.csv.CsvSchema;
import com.fasterxml.jackson.datatype.joda.JodaModule;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


public class CSVReader implements TickStreamReader {
    final Logger log = LoggerFactory.getLogger(CSVReader.class);
	File file;


	public CSVReader(File file) {
		this.file = file;
	}

	public void run(TickProcessor processor) {
		CsvMapper mapper = new CsvMapper();

		// allow deserializing Joda time classes
		mapper.registerModule(new JodaModule());

		CsvSchema schema = mapper.schemaFor(TrueFXTickEvent.class);

		try {
			MappingIterator<TrueFXTickEvent> it = mapper.readerFor(TrueFXTickEvent.class).with(schema).readValues(file);
			while (it.hasNextValue()) {
				TrueFXTickEvent value = it.nextValue();
				processor.process(value);
			}
		} catch (IOException e) {
			log.error("Reading CSV", e);
		}
	}
}