By David Geary, Cay S. Horstmann
JavaServer Faces (JSF) is the normal Java EE know-how for development internet consumer interfaces. It presents a robust framework for constructing server-side functions, permitting you to cleanly separate visible presentation and alertness good judgment. JSF 2.0 is an enormous improve, which not just provides many beneficial positive factors but in addition tremendously simplifies the programming version through the use of annotations and ''convention over configuration'' for universal tasks.To assist you quick faucet into the facility of JSF 2.0, the 3rd version of center JavaServer™ Faces has been thoroughly up-to-date to make optimal use of all of the new positive factors. The publication includesThree completely new chapters on utilizing Facelets tags for templating, construction composite elements, and constructing Ajax applicationsGuidance on construction powerful functions with minimum hand coding and greatest productivity–without requiring any wisdom of servlets or different low-level ''plumbing''A entire clarification of the elemental construction blocks–from utilizing ordinary JSF tags, to operating with information tables, and changing and validating inputCoverage of complex initiatives, resembling occasion dealing with, extending the JSF framework, and connecting to exterior servicesSolutions to a number of universal demanding situations, together with notes on debugging and troubleshooting, as well as implementation info and dealing code for gains which are lacking from JSFProven options, tricks, suggestions, and ''how-tos'' assist you use JSF successfully on your improvement projectsCore JavaServer™ Faces, 3rd variation, presents every thing you want to grasp the strong and time-saving beneficial properties of JSF 2.0 and is the ideal advisor for programmers constructing Java EE 6 net apps on Glassfish or one other Java EE 6-compliant software servers, in addition to servlet runners corresponding to Tomcat 6.
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Extra info for Core JavaServer Faces, 3rd Edition
In many cases, they simply get or set an instance field. But they might also carry out some computations or even access a database. NOTE: According to the bean specification, it is legal to omit a getter or setter method. For example, if getPassword is omitted, then password is a write-only property. That might be desirable for security reasons. However, JSF does not support write-only properties. You always use read/write properties for input components, though you can use read-only properties for output components.
Some programming languages, in particular Visual Basic and C#, have direct support for properties. However, in Java, a bean is simply a class that follows certain coding conventions. The JavaBeans specification puts a single demand on a bean class: It must have a public constructor without parameters. However, to define properties, a bean must either use a naming pattern for property getters and setters, or it must define a companion bean info class. (Bean info classes are not commonly used, and we will not discuss them here.