org.apache.commons.scxml.env.jsp
Class ELContext

java.lang.Object
  org.apache.commons.scxml.env.SimpleContext
      org.apache.commons.scxml.env.jsp.ELContext

All Implemented Interfaces:

Serializable, javax.servlet.jsp.el.VariableResolver, Context

Direct Known Subclasses:

RootContext

public class ELContext
extends SimpleContext
implements javax.servlet.jsp.el.VariableResolver

EL Context for SCXML interpreter.

See Also:

Serialized Form

Constructor Summary

ELContext()
Constructor.

ELContext(Context parent)
Constructor.

Method Summary

Object

resolveVariable(String pName) Resolves the specified variable.

Methods inherited from class org.apache.commons.scxml.env.SimpleContext

get, getLog, getParent, getVars, has, reset, set, setLocal, setLog, setVars

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ELContext

public ELContext()

Constructor.

ELContext

public ELContext(Context parent)

Constructor.

Parameters:

parent - A parent Context, can be null

Method Detail

resolveVariable

public Object resolveVariable(String pName)
                       throws javax.servlet.jsp.el.ELException

Resolves the specified variable. Returns null if the variable is not found.

Specified by:

resolveVariable in interface javax.servlet.jsp.el.VariableResolver

Parameters:

pName - The variable to resolve

Returns:

Object The value of the variable, or null, if it does not exist

Throws:

javax.servlet.jsp.el.ELException - While resolving the variable

See Also:

VariableResolver.resolveVariable(String)