By Sue Spielman, Meeraj Kunnumpurath, Neil Ellis, Visit Amazon's James L. Weaver Page, search results, Learn about Author Central, James L. Weaver,
This bankruptcy has coated loads of floor. After interpreting it, you'll have a radical realizing of the recent positive factors to be had within the JSP 2.0 specification. We coated what you want to be aware of to put in writing your individual customized activities, despite which imple mentation you decide. customized activities are helpful for developing reusable JSP compo nents. New within the JSP 2.0 specification are the notions of tag documents and JSP fragments. those are easy how one can create customized activities with no need to grasp easy methods to write Java. they supply a mechanism for web page authors to create their very own customized tag libraries with out the fear of getting to put in writing complex Java code. utilizing tag documents offers a mechanism for getting rid of writing TLD records because the JSP box gener ates implicit TLD records for them. there is additionally a versatile mechanism in position for packag ing and deploying tag libraries in JSP 2.0. you can also write vintage activities utilizing many of the interfaces to be had. those contain the next: • Tag • BodyTag • IterationTag one other function brought during this bankruptcy used to be the hot JSP 2.0 basic Tag interface, which has a miles easier lifestyles cycle outlined than the vintage tag interfaces. easy Tag enables the entire energy of cooperating and generation tags with much less difficulty within the coding. different new good points contain utilizing dynamic attributes in activities that permit tag handlers to simply accept attributes that have not been declared in a TLD.
Read or Download Pro J2EE 1.4: From Professional to Expert PDF
Similar compilers books
This e-book is the 1st finished survey of the sphere of constraint databases. Constraint databases are a pretty new and energetic region of database learn. the most important inspiration is that constraints, akin to linear or polynomial equations, are used to symbolize huge, or perhaps limitless, units in a compact means.
Application research makes use of static thoughts for computing trustworthy information regarding the dynamic habit of courses. functions comprise compilers (for code improvement), software program validation (for detecting error) and adjustments among info illustration (for fixing difficulties reminiscent of Y2K). This publication is exclusive in supplying an outline of the 4 significant methods to software research: facts move research, constraint-based research, summary interpretation, and kind and influence structures.
R for Cloud Computing appears to be like at a few of the projects played by way of enterprise analysts at the computing device (PC period) and is helping the consumer navigate the wealth of data in R and its 4000 applications in addition to transition an analogous analytics utilizing the cloud. With this knowledge the reader can decide on either cloud owners and the occasionally complicated cloud surroundings in addition to the R programs which can support approach the analytical projects with minimal attempt, expense and greatest usefulness and customization.
Extra info for Pro J2EE 1.4: From Professional to Expert
Select index. j sp, and click the Add button. You should now see index. j spin the contents tree at the bottom of the dialog box. Click the OK button to close this dialog box. Click the Next button to go to the next page of the wizard (see Figure 1-7). , 11-. ,,.... . _ ... --htypool--. COIIIPOIIM't Wyou CIO notnooG I l l - ..... n$olt o ... ~ Figure 1-7. 4 9. J2EE has several different kinds of components. This particular application includes a JSP component, and this is where you tell Deploytool what kind of component you're building.
These benefits include the following: • It's easy to learn, and it provides a wide range of functionality. • JSP authors and JSP authoring tools can easily generate pages on all compliant JSP containers using standard tags. 32 Understanding Web Applications • Standard tags created by the expert group will meet the needs of a wide variety of communities. • The tags will already be well tested and ready for use. • 'fraining costs are lower because you can use targeted training materials. • It offers simplified portability and maintainability of JSP pages and applications.
The action gets any information out of the request necessary to perform the desired business logic and then passes it along to the appropriate helper class. Control is then usually forwarded back through the Controller. The Controller then dispatches to the appropriate View. You can determine the destination of the forwarding by consulting a set of mappings, usually loaded from a database or configuration file. This provides a loose coupling between the View and Model that can make an application significantly easier to create and maintain.