FileDocCategorySizeDatePackage
VariableMapper.javaAPI DocGlassfish v2 API1993Fri Feb 17 14:04:54 GMT 2006javax.el

VariableMapper

public abstract class VariableMapper extends Object
The interface to a map between EL variables and the EL expressions they are associated with.
since
JSP 2.1

Fields Summary
Constructors Summary
Methods Summary
public abstract javax.el.ValueExpressionresolveVariable(java.lang.String variable)

param
variable The variable name
return
the ValueExpression assigned to the variable, null if there is no previous assignment to this variable.

public abstract javax.el.ValueExpressionsetVariable(java.lang.String variable, javax.el.ValueExpression expression)
Assign a ValueExpression to an EL variable, replacing
any previously assignment to the same variable.
The assignment for the variable is removed if
the expression is null.
param
variable The variable name
param
expression The ValueExpression to be assigned
to the variable.
return
The previous ValueExpression assigned to this variable,
null if there is no previouse assignment to this variable.