Custom Tag Attributes

This chapter provides tutorial notes and example codes on JSP custom tag attributes. Topics include defining tag attributes as Java tag object properties using setter methods; tag attribute value type conversions; supporting EL expressions in tag attributes; passing EL expressions as strings to tag class.


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Tag Attributes Are Tag Object Properties

Setter Method Example - EchoTag.java

Value Type Conversion

Value Type Conversion Example - AttValueTag.java

Accepting EL Expressions

Accepting EL Expression Example

Passing Expression as String Example

Using jsp:attribute Action Elements


Conclusions:

Table of Contents

 About This Book

 JSP (JavaServer Pages) Overview

 Tomcat Installation on Windows Systems

 JSP Scripting Elements

 Java Servlet Introduction

 JSP Implicit Objects

 Syntax of JSP Pages and JSP Documents

 JSP Application Session

 Managing Cookies in JSP Pages

 JavaBean Objects and "useBean" Action Elements

 Managing HTTP Response Header Lines

 Non-ASCII Characters Support in JSP Pages

 Performance of JSP Pages

 EL (Expression Language)

 Overview of JSTL (JSP Standard Tag Libraries)

 JSTL Core Library

 JSP Custom Tags

 JSP Java Tag Interface

Custom Tag Attributes

 Multiple Tags Working Together

 File Upload Test Application

 Using Tomcat on CentOS Systems

 Using Tomcat on macOS Systems

 Connecting to SQL Server from Servlet

 Developing Web Applications with Servlet

 Archived Tutorials

 References

 Full Version in PDF/EPUB