Download Core servlets and JavaServer Pages by Marty Hall, Larry Brown PDF

By Marty Hall, Larry Brown

Servlets and JavaServer Pages dramatically simplify the production of dynamic web content and Web-enabled purposes. With Java 2 firm version (J2EE), those instruments have come of age, incomes the help of an extraordinary variety of internet and alertness servers on each significant working process. This e-book is a finished advisor for each skilled developer who desires to grasp the recent types of those robust instruments. begin through learning servlet syntax, deploy and setup basics and the servlet lifestyles cycle. Use cookies and consultation monitoring, optimize browsers, compress pages to reduce obtain time, and reduce overhead with continual HTTP periods. subsequent, grasp each key JavaServer Pages 1.1 procedure you will need: expressions, declarations, and scriptlets; controlling the layout of the servlet that effects from the web page; incorporating reusable JavaBeans; sharing Beans between pages; dynamically together with different documents; defining your personal JSP tag libraries, and mixing servlets and JSP in one software. half III bargains the industry's such a lot in-depth, sensible assurance of utilizing applets and HTTP tunneling as servlet entrance ends, utilizing JDBC and connection pooling, and HTML kinds

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A limited version that supports up to five simultaneous connections is available for free; the commercial version removes this restriction and adds capabilities like a remote administration console. com/products/jrun/. New Atlanta’s ServletExec. ServletExec is a servlet and JSP engine that can be plugged into most popular Web servers for Solaris, Windows, MacOS, HP-UX and Linux. You can download and use it for free, but many of the advanced features and administration utilities are disabled until you purchase a license.

Efficient With traditional CGI, a new process is started for each HTTP request. If the CGI program itself is relatively short, the overhead of starting the process can dominate the execution time. With servlets, the Java Virtual Machine stays running and handles each request using a lightweight Java thread, not a heavyweight operating system process. Similarly, in traditional CGI, if there are N simultaneous requests to the same CGI program, the code for the CGI program is loaded into memory N times.

Personal use only; do not redistribute. 6 The Servlet Life Cycle 1. , perhaps in a subclass. Overriding service directly precludes this possibility. 2. You can add support for modification dates by adding a getLastModified method. If you use doGet, the standard service method uses the getLastModified method to set Last-Modified headers and to respond properly to conditional GET requests (those containing an If-Modified-Since header). 8 (An Example Using Servlet Initialization and Page Modification Dates) for an example.

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