December 2002
Intermediate to advanced
1050 pages
24h 49m
English
Content preview from J2EE™ and Beyond: Design, Develop, and Deploy World-Class Java™ Software
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The BlobView servlet
The BlobView class as shown in the previous chapter, is a servlet that receives a single parameter that represents an ID number for a movie stored in the database. The ID number is used to find the BLOB record in the database, retrieve it, and write it to the output stream for the HTTP response (see Figure 35-1).
Figure 35-1. The BlobView servlet
The movie ID number (movie_id) is retrieved from a request parameter, so the URL to call the BlobView servlet is as follows:
http://serverName/ServletExamples/BlobView?movie_id=801
The job of finding and retrieving the BLOB and writing it to the output stream is left to an associated ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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