JavaServer Pages TM Introduce by

Introduction  What can JSP provides?  easy way to create dynamic web pages.  simplify the task of building web apps.  What exactly is JSP ?  a JSP page is simply an HTML web page that contains additional bits of code that execute application logic to generate dynamic content.

Introduction (con’t)  What are the Advantages of JSP?  The separation of interface and logic  Flexible code that can easily be updated and reused.  JSP tags for invoking JavaBeans components manage these components completely  Developers can offer customized JSP tag libraries that page authors access using an XML-like syntax.  Web authors can change and edit the fixed template portions of pages without affecting the application logic.

Creating JSP Pages  Components of JSP page.  JSP actions (or JSP tags)  Directives  Declarations  Expressions  Scriptlets  Comments

Custom Tags  Provide further separation of responsibilities between developers and page authors  Components  Tag library descriptor  Tag handler

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