.java Guidelines for Midterm Exam in JSP
April 30, 2008
April 30, 2008
Controller
—————-
-handles incoming web requests
-ControllerServlet
-converts requests to business functions
-parameter/s sent to the (request object, URL)
-RequestDispatcher (forward the request object to the calling/source JSP)
Remember:
Pure Logic - placed the managers
data/data structure - placed in the objects
database.java
—————–
-this helps your connect to the database
-inside the connections class
-don’t forget to do the DNS mapping
-change the values of string URL & string driver, as needed
-DSN is only for ODBC
-individual htmls should have "page"
hidden fields & corresponding value,
forms should have "post" as actions.
-contains the target pages(documents)
-use relative paths
Subscriber.java
—————–
-hold info about a subscriber
-no program logic
-private variables
-represents an object in a system
-toString() method (used for debugging)
SubscriberUsage.java
———————
- holds usage info
SubscriberManager.java
———————–
-gives data to Subscriber
UsageManager.java
——————-
-gives data to SubscriberUsage