dataFilePath = dataFilePath.toLowerCase();
FileReader fileReader=null;
if(dataFilePath.endsWith("csv")){
BufferedReader in=null;
in = new BufferedReader(new java.io.FileReader(dataFilePath));
fileReader = new CSVReader(in);
}
if(dataFilePath.endsWith("xls")){
fileReader = new XLSReader(new File(dataFilePath));
}
if(dataFilePath.endsWith("wss")){