servlets_tutorial

Java Servlets
10. SERVLETS – EXCEPTION HANDLING .................................................................................. 46
web.xml Configuration ........................................................................................................................ 46
Request Attributes – Errors/Exceptions ............................................................................................... 47
Error Handler Servlet – Example .......................................................................................................... 48
11. SERVLETS – COOKIES HANDLING ...................................................................................... 52
The Anatomy of a Cookie..................................................................................................................... 52
Servlet Cookies Methods ..................................................................................................................... 53
Setting Cookies with Servlet ................................................................................................................ 54
Reading Cookies with Servlet .............................................................................................................. 56
Delete Cookies with Servlet ................................................................................................................. 58
12. SERVLETS – SESSION TRACKING ....................................................................................... 62
Cookies ................................................................................................................................................ 62
Hidden Form Fields .............................................................................................................................. 62
URL Rewriting ...................................................................................................................................... 62
The HttpSession Object ....................................................................................................................... 63
Session Tracking Example .................................................................................................................... 64
Deleting Session Data .......................................................................................................................... 67
13. SERVLETS – DATABASE ACCESS ........................................................................................ 69
Create Table ........................................................................................................................................ 69
Create Data Records ............................................................................................................................ 70
Accessing a Database........................................................................................................................... 70
14. SERVLETS – FILE UPLOADING ........................................................................................... 74
Creating a File Upload Form ................................................................................................................ 74
Writing Backend Servlet ...................................................................................................................... 75
Compile and Running Servlet ............................................................................................................... 79
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