LN 3 JSP

JSP Benefits

1. Content and display logic are separated

2. Simplify web application development with JSP, JavaBeans and custom tags

3. Supports software reuse through the use of components (JavaBeans, Custom tags)

4. Automatic deployment

5. Easier to author web pages

6. Platform-independent

Servlets vs JSP

JSP

• Code is compiled into servlet

• very easy to author

• Java-like code in HTML

Servlet

• HTML code in Java

• Not easy to author

Why JSP over Servlets

• Makes it easier to write HTML and read and maintain the HTML

• Encourages you to separate the code that creates the content from the code that presents it

• It is a pain to use println() to generate HTML pages in servlets

JSP standard actions

• useBean

• forward

• include

• getProperty

• setProperty