Java Server Pages

Name

pageContext

Synopsis

Variable Name:	pageContext
Class Name:	javax.servlet.jsp.PageContext
Extends:	None
Implements:	None
Implemented by:	A concrete subclass of this abstract class is provided as an internal container-dependent class
JSP Page Type:	Available in both regular JSP pages and error pages

Description

A PageContext instance provides access to all the JSP scopes and several page attributes, and offers a layer above the container implementation details to enable a container to generate portable JSP implementation classes. The JSP page scope is represented by PageContext attributes. A unique instance of this object is created by the web container and assigned to the pageContext variable for each request.

Class Summary

public abstract class PageContext { // Constants public static final int APPLICATION_SCOPE; public static final int PAGE_SCOPE; public static final int REQUEST_SCOPE; public static final int SESSION_SCOPE; // Constructor public PageContext( ); // Methods public abstract java.lang.Object findAttribute(String name); public abstract void forward(String relativeUrlPath) throws ServletException, java.io.IOException; public abstract Object getAttribute(String name); public abstract Object getAttribute(String name, int scope); public abstract java.util.Enumeration getAttributeNamesInScope(int scope); public abstract int getAttributesScope(String name); public abstract Exception getException( ); public abstract JspWriter getOut( ); public abstract Object ...