Oracle JDeveloper 10g for Forms & PL/SQL Developers: A Guide to Web Development with Oracle ADF
by Peter Koletzke, Duncan Mills
How Does HTTP Work?
Web applications use HTTP for communications between the client’s web browser and the application code running on an application server. As with all communication protocols, a round-trip communication process consists of a request and a response. The request (also called an HTTP request) is a message asking for resources (such as an HTML page or image file) or an action from another computer. A response (also called an HTTP response) is a return message from the computer to which a request was sent. These messages often include browser content, such as HTML text or images. Figure 2-1 shows these two messages with some of their contents. Descriptions of the contents of the request and response messages, as well as methods and ...
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