How to read .dat file in asp.net using csharp

Question

Dear Sir, Read .dat file record as follows; 000001201301011000I 000001201301011900O 000002201301011900I 000002201301011900O Emp_No- 000001 Year-2013 Month-01 Date-01 time-10000 In/Out-I Note Intime means I Outtime Means O Oracle Design Structure as follows; Emp_No Year Month Date time In/Out In run mode screen as follows; Browse Button and submit button. when i click the Browse Button read the .dat file from the system and i have one button called submit.when i click the submit button that read the .dat file and save it into the oracle data base. Design in Asp.net and back end Oracle11g Oracle Data base output as follows; Emp_No Year Month Date time In/Out (from read .dat file) 000001 2013 01 01 10000 I