Merge pull request #1 from amansinghrajpoot/patch-1

Added Exception incorrect_password and refactored code.

Author: victorst79

Library.sql

@@ -214,19 +214,24 @@ INSERT INTO Rent VALUES (155, 'V1CH16', '29-04-2018', '29-05-2018');
 CREATE OR REPLACE PROCEDURE loginCustomer_library(user IN VARCHAR2, pass IN VARCHAR2)
 IS
  passAux customer.password%TYPE;
+ incorrect_password EXCEPTION;
 BEGIN
+ 
+ 
  SELECT password INTO passAux
  FROM customer
  WHERE username LIKE user;
 
  IF passAux LIKE pass THEN
  DBMS_OUTPUT.PUT_LINE('User ' || user || ' loging succesfull');
  ELSE
- DBMS_OUTPUT.PUT_LINE('Password incorrect');
+ RAISE incorrect_password;
  END IF;
 
- EXCEPTION WHEN no_data_found THEN 
- DBMS_OUTPUT.PUT_LINE('User incorrect');
+ EXCEPTION
+ WHEN no_data_found OR incorrect_password THEN 
+ DBMS_OUTPUT.PUT_LINE('Incorrect username or password');
+ 
 END;
 
 SET SERVEROUTPUT ON;
@@ -244,6 +249,7 @@ END;
 CREATE OR REPLACE PROCEDURE loginEmployee_library(user IN VARCHAR2, pass IN VARCHAR2)
 IS
  passAux employee.password%TYPE;
+ incorrect_password EXCEPTION;
 BEGIN
  SELECT password INTO passAux
  FROM employee
@@ -252,11 +258,12 @@ BEGIN
  IF passAux LIKE pass THEN
  DBMS_OUTPUT.PUT_LINE('User ' || user || ' loging succesfull');
  ELSE
- DBMS_OUTPUT.PUT_LINE('Password incorrect');
+ RAISE incorrect_password;
  END IF;
 
- EXCEPTION WHEN no_data_found THEN 
- DBMS_OUTPUT.PUT_LINE('User incorrect');
+ EXCEPTION
+ WHEN no_data_found OR incorrect_password THEN 
+ DBMS_OUTPUT.PUT_LINE('Incorrect username or password');
 END;
 
 SET SERVEROUTPUT ON;