/** Performs and verifies transactions */
private void processTransactions() {
List<String> trans;
while (true) {
trans = data.getTransaction();
if (trans == null) {
files.writeAccounts(data.getAccounts());
break;
} else if (trans.get(0).substring(0, 5).equals("ERROR")) {
System.out.println(trans.get(0));
break;
}
int transType = Integer.parseInt(trans.get(0).substring(0, 2));
String error = "";
switch (transType) {
case 0:
break;
case 1:
error = data.withdraw(trans.get(0));
break;
case 2:
error = data.withdraw(trans.get(0));
if (error != null) {
System.out.println(error);
}
error = data.deposit(trans.get(1));
break;
case 3:
error = data.withdraw(trans.get(0));
break;
case 4:
error = data.deposit(trans.get(0));
break;
case 5:
error = data.create(trans.get(0));
break;
case 6:
error = data.delete(trans.get(0));
break;
case 7:
error = data.enable(trans.get(0), true);
break;
case 8:
error = data.changeplan(trans.get(0));
break;
case 9:
error = data.enable(trans.get(0), false);
break;
case 10:
break;
}
if (error != null) {
System.out.println(error);
}
}
}
/**
* @param backFiles object
* <p>Assigns objects provided to local copies for use by backEnd Calls files to load input
* data and passes this to the data object
*/
public backEnd(backFiles files) {
this.files = files;
data = new backData(files.loadAccounts(), files.loadTransactions());
}