Explain JSP directives in JAVA language ?

Posted by  Sanat Shukla
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Java Servlet Page directives in JAVA language .

  1. Re: Explain JSP directives in JAVA language ?

    Java Servlet Page directives in JAVA language
    • In the JSP directives are the messages to JSP container. That produce global information about an entire JSP page.
    • In the JSP directives are used to give special instruction to a container for translation of JSP to servlet code.
    • In the JSP life cycle phase, JSP has to be converted to a servlet which is the translation phase.
    • Those give instructions to the container on how to handle certain aspects of JSP processing
    • The directives can have many attributes by comma-separated as key-value pairs.
    • Into the JSP, the directive is described in <%@ %> tags.

    There are three types of directives:

    • Page directive
    • Include directive
    • Taglib directive

    Syntax of Page directive :

    <%@ page…%>

    • These provide attributes that get applied to the entire JSP page.
    • These defines page dependent attributes, such as scripting language, error page, and buffering requirements.
    • These are used to provide instructions to a container that pertains to the current JSP page.

    Following is its list of attributes associated with page directive:

    1.  Language
    2.  Extends
    3.  Import
    4.  contentType
    5.  info
    6.  session
    7.  isThreadSafe
    8.  autoflush
    9.  buffer
    10.  IsErrorPage
    11. pageEncoding
    12.  errorPage
    13. isELIgonored

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