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package com.salesforce.dataloader.dao;
import org.apache.log4j.Logger;
import com.salesforce.dataloader.config.Config;
import com.salesforce.dataloader.config.Messages;
import com.salesforce.dataloader.dao.csv.CSVFileReader;
import com.salesforce.dataloader.dao.csv.CSVFileWriter;
import com.salesforce.dataloader.dao.database.DatabaseReader;
import com.salesforce.dataloader.dao.database.DatabaseWriter;
import com.salesforce.dataloader.exception.DataAccessObjectInitializationException;
import com.salesforce.dataloader.exception.UnsupportedDataAccessObjectException;
public class DataAccessObjectFactory {
private static Logger logger = Logger.getLogger(DataAccessObjectFactory.class);
static public final String CSV_READ_TYPE = "csvRead";
static public final String CSV_WRITE_TYPE = "csvWrite";
static public final String DATABASE_READ_TYPE = "databaseRead";
static public final String DATABASE_WRITE_TYPE = "databaseWrite";
public DataAccessObject getDaoInstance(String daoType, Config config)
throws DataAccessObjectInitializationException {
DataAccessObject dao = null;
logger.info(Messages.getFormattedString("DataAccessObjectFactory.creatingDao", new String[] {config.getString(Config.DAO_NAME), daoType}));
if (CSV_READ_TYPE.equalsIgnoreCase(daoType)) {
dao = new CSVFileReader(config);
} else if (CSV_WRITE_TYPE.equalsIgnoreCase(daoType)) {
dao = new CSVFileWriter(config.getString(Config.DAO_NAME), config);
} else if (DATABASE_READ_TYPE.equalsIgnoreCase(daoType)) {
dao = new DatabaseReader(config);
} else if (DATABASE_WRITE_TYPE.equalsIgnoreCase(daoType)) {
dao = new DatabaseWriter(config);
} else {
String errMsg = Messages.getFormattedString("DataAccessObjectFactory.daoTypeNotSupported", daoType);
logger.error(errMsg);
throw new UnsupportedDataAccessObjectException(errMsg);
}
return dao;
}
}