javax.servlet.jsp.el

Class ExpressionEvaluator

java.lang.Object

javax.servlet.jsp.el.ExpressionEvaluator

Direct Known Subclasses:

ExpressionEvaluatorImpl

public abstract class ExpressionEvaluator
extends java.lang.Object

Allows evaluation of JSP EL.

Constructor Summary

Constructors

Constructor and Description
ExpressionEvaluator()

Method Summary

Modifier and Type	Method and Description
abstract java.lang.Object	evaluate(java.lang.String expression, java.lang.Class expectedType, VariableResolver varEnv, FunctionMapper funEnv) Evaluates the expression.
abstract Expression	parseExpression(java.lang.String expression, java.lang.Class expectedType, FunctionMapper funEnv) Evaluates the expression.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionEvaluator

public ExpressionEvaluator()

Method Detail

evaluate

public abstract java.lang.Object evaluate(java.lang.String expression,
                                          java.lang.Class expectedType,
                                          VariableResolver varEnv,
                                          FunctionMapper funEnv)
                                   throws ELException

Evaluates the expression.

Throws:

ELException

parseExpression

public abstract Expression parseExpression(java.lang.String expression,
                                           java.lang.Class expectedType,
                                           FunctionMapper funEnv)
                                    throws ELException

Evaluates the expression.

Throws:

ELException