## Package javax.servlet.jsp

Interface Summary
HttpJspPage: The HttpJspPage interface describes the interaction that a JSP Page Implementation Class must satisfy when using the HTTP protocol.
JspPage: The JspPage interface describes the generic interaction that a JSP Page Implementation class must satisfy; pages that use the HTTP protocol are described by the HttpJspPage interface.

Class Summary
JspEngineInfo: The JspEngineInfo is an abstract class that provides information on the current JSP engine.
JspFactory: The JspFactory is an abstract class that defines a number of factory methods available to a JSP page at runtime for the purposes of creating instances of various interfaces and classes used to support the JSP implementation.
JspWriter: The actions and template data in a JSP page is written using the JspWriter object that is referenced by the implicit variable out which is initialized automatically using methods in the PageContext object.
PageContext: A PageContext instance provides access to all the namespaces associated with a JSP page, provides access to several page attributes, as well as a layer above the implementation details.

Exception Summary
JspException: A generic exception known to the JSP engine; uncaught JspExceptions will result in an invocation of the errorpage machinery.
JspTagException: Exception to be used by a Tag Handler to indicate some unrecoverable error.

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