org.zkoss.web.servlet.xel

Interface RequestContext

All Known Subinterfaces:

DspContext

All Known Implementing Classes:

ExtendletDspContext, ServletDspContext

public interface RequestContext

The context used to simplify the signatures of XEL function.

It is designed to make the signature of XEL functions (see ServletFns) simpler. For example, ServletFns.isExplorer() requires no argument, since it assumes the current context can be retrieved from RequestContexts.getCurrent().

Since:

3.0.0

Author:

tomyeh

Method Summary

Modifier and Type	Method and Description
java.io.Writer	getOut() Returns the writer, never null.
javax.servlet.ServletRequest	getRequest() Returns the request, or null if not available.
javax.servlet.ServletResponse	getResponse() Returns the response, or null if not available.
javax.servlet.ServletContext	getServletContext() Returns the request, or null if not available.
VariableResolver	getVariableResolver() Returns the variable resolver.

Method Detail

getOut

java.io.Writer getOut()
               throws java.io.IOException

Returns the writer, never null.

Throws:

java.io.IOException

getRequest

javax.servlet.ServletRequest getRequest()

Returns the request, or null if not available.

getResponse

javax.servlet.ServletResponse getResponse()

Returns the response, or null if not available.

getServletContext

javax.servlet.ServletContext getServletContext()

Returns the request, or null if not available.

getVariableResolver

VariableResolver getVariableResolver()

Returns the variable resolver.