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Java Source Code / Java Documentation » Template Engine » Velocity » org.apache.velocity.tools.view.context

Source Cross Reference

Class Diagram

Java Document (Java Doc)

org.apache.velocity.tools.view.context .ViewContext

All known Subclasses:   org.apache.velocity.tools.view.context .ChainedContext,
ViewContext
public interface ViewContext (Code)

Objects implementing this interface are passed to view tools upon initialization by the org.apache.velocity.tools.view.servlet.ServletToolboxManager .

The interface provides view tools in a servlet environment access to relevant context information, like servlet request, servlet context and the velocity context.

author:
   Gabe Sidler
author:
   Geir Magnusson Jr.
version:
   $Id: ViewContext.java 477914 2006-11-21 21:52:11Z henning $

Field Summary
final public static String APPLICATION
     Key used for the servlet context object.
final public static String REQUEST
     Key used for the HTTP request object.
final public static String RESPONSE
     Key used for the HTTP response object.
final public static String SESSION
     Key used for the HTTP session object.
final public static String XHTML
     Key used for XHTML setting (tells tools and macros to output XHTML).

Method Summary
public Object getAttribute(String key)

public HttpServletRequest getRequest()

public HttpServletResponse getResponse()

public ServletContext getServletContext()

public Context getVelocityContext()

public VelocityEngine getVelocityEngine()


Field Detail
APPLICATION
final public static String APPLICATION(Code)
Key used for the servlet context object.

REQUEST
final public static String REQUEST(Code)
Key used for the HTTP request object.

RESPONSE
final public static String RESPONSE(Code)
Key used for the HTTP response object.

SESSION
final public static String SESSION(Code)
Key used for the HTTP session object.

XHTML
final public static String XHTML(Code)
Key used for XHTML setting (tells tools and macros to output XHTML).

Method Detail
getAttribute
public Object getAttribute(String key)(Code)

Searches for the named attribute in request, session (if valid), and application scope(s) in order and returns the value associated or null.

since:
   VelocityTools 1.1

getRequest
public HttpServletRequest getRequest()(Code)

Returns the instance of HttpServletRequest for this request.

getResponse
public HttpServletResponse getResponse()(Code)

Returns the instance of HttpServletResponse for this request.

getServletContext
public ServletContext getServletContext()(Code)

Returns the instance of ServletContext for this request.

getVelocityContext
public Context getVelocityContext()(Code)

Returns a reference to the current Velocity context.

getVelocityEngine
public VelocityEngine getVelocityEngine()(Code)

Returns the current VelocityEngine instance.

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