The preceding chapters have included more than enough information to build almost any conceivable Web site by using JSPs, beans, databases, and servlets. In fact, however, a great deal in the JSP, servlet, JDBC, and bean specifications could not possibly be included here. This book has concentrated on those features that are most common: the ones that will be used 90 percent of the time. This chapter surveys a few remaining topics that should cover another 5 percent.
As JSPs are servlets and class variables and new methods can be added to servlets, it should be possible to do the same to a JSP. This can be done by placing the declaration between
</jsp:declare> tags or, ...