public void importDatabase(String filename) { DatabaseReadFile file = new DatabaseReadFile(); file.open(filename); List customers = file.readCustomersList(); Iterator it = customers.iterator(); while (it.hasNext()) { Customer cust = (Customer) it.next(); String query = "INSERT INTO customers SET id=" + cust.getId() + ", "; for (int i = 0; i < CustomerData.fieldsName.length; i++) { String fieldname = CustomerData.fieldsName[i]; String val = cust.getInfoByFieldName(fieldname); query = query + fieldname + "= \"" + val + "\""; if (i != CustomerData.fieldsName.length - 1) query = query + ", "; } query = query + ";"; executeUpdate(query); } List machines = file.readMachinesList(); Iterator it2 = machines.iterator(); while (it2.hasNext()) { Machine mach = (Machine) it2.next(); String query = "INSERT INTO machines SET id=" + mach.getId() + ", cid=" + mach.getCid() + ", "; for (int i = 0; i < MachineData.fieldsName.length; i++) { String fieldname = MachineData.fieldsName[i]; String val = mach.getInfoByFieldName(fieldname); query = query + fieldname + "= \"" + val + "\""; if (i != MachineData.fieldsName.length - 1) query = query + ", "; } query = query + ";"; executeUpdate(query); } List services = file.readServicesList(); Iterator it3 = services.iterator(); while (it3.hasNext()) { Service serv = (Service) it3.next(); String query = "INSERT INTO services SET id=" + serv.getId() + ", mid=" + serv.getMid() + ", "; for (int i = 0; i < ServiceData.fieldsName.length; i++) { String fieldname = ServiceData.fieldsName[i]; String val = serv.getInfoByFieldName(fieldname); query = query + fieldname + "= \"" + val + "\""; if (i != ServiceData.fieldsName.length - 1) query = query + ", "; } query = query + ";"; executeUpdate(query); } List spares = file.readSparesList(); Iterator it4 = spares.iterator(); while (it4.hasNext()) { Spare spare = (Spare) it4.next(); String query = "INSERT INTO spares SET id=" + spare.getId() + ", mid=" + spare.getMid() + ", sid=" + spare.getSid() + ", "; for (int i = 0; i < SpareData.fieldsName.length; i++) { String fieldname = SpareData.fieldsName[i]; String val = spare.getInfoByFieldName(fieldname); query = query + fieldname + "= \"" + val + "\""; if (i != SpareData.fieldsName.length - 1) query = query + ", "; } query = query + ";"; executeUpdate(query); } file.close(); }