Develop a List of users application which will display all the user’s Email and last name and if the login fails, it will redirect to an error page….

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Develop a List of users application which will display all the user’s Email and last name and if the login fails, it will redirect to an error page. Here are how program should work:

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1. In userInput.jsp, system should ask user to provide user’s Email and their Last name.

2. System checks if the Email already exist in the predefined list which must be HashMap that stores Email and Last name together. If exist, show full list of users in the predefined list with their Email and Last Name. If not, show error message that Email doesn’t exist in 

  • .jsp :- this will input user’s Email and last name.
  • (5) userlist.jsp :- If login is successful, then this page will display full list of users with Email and last name.
  • (3) unknown-user.jsp :- If login is not successful then this page is displayed.
  • (8) ShowUsers.java:- This is controller part of the application which communicates with model (servlet).
  • (2) UserLookupService.java :- Interface class
  • (3) user.java :- Java bean class that stores Email and last name for the user.
  • (7) UserSimpleMap.java:- This class will store those initial user lists in HashMap. Just add following users as initial user list:

Develop a List of users application which will display all the user’s Email and last name and if the login fails, it will redirect to an error page. Here are how program should work:

1. In userInput.jsp, system should ask user to provide user’s Email and their Last name.

2. System checks if the Email already exist in the predefined list which must be HashMap that stores Email and Last name together. If exist, show full list of users in the predefined list with their Email and Last Name. If not, show error message that Email doesn’t exist in 

  • .jsp :- this will input user’s Email and last name.
  • (5) userlist.jsp :- If login is successful, then this page will display full list of users with Email and last name.
  • (3) unknown-user.jsp :- If login is not successful then this page is displayed.
  • (8) ShowUsers.java:- This is controller part of the application which communicates with model (servlet).
  • (2) UserLookupService.java :- Interface class
  • (3) user.java :- Java bean class that stores Email and last name for the user.
  • (7) UserSimpleMap.java:- This class will store those initial user lists in HashMap. Just add following users as initial user list:

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