Core JSP

Chapter 8. JavaBeans

Topics in this Chapter:

• Modularity & Code Reuse

• JavaBeans

• Using JNDI

• An Authentication JavaBean Using LDAP

Previous examples have made extensive use of embedding JSP using the include action (<jsp:include />) and the include directive (<%@ include %>). Each of these methods works in slightly different ways, but both present significant scalability problems.

The include directive (<%@ include %>) effectively inserts code inline. This can create potential namespace collisions or significant problems with overlapping declarations. The include action (<jsp:include />) inserts the output of a second JSP page into the original page. This can create problems in trying to share data or when the secondary JSP does something erratic.

For ...