org.zkoss.zel
Class MethodExpression

java.lang.Object
  org.zkoss.zel.Expression
      org.zkoss.zel.MethodExpression

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

MethodExpressionImpl, MethodExpressionLiteral

public abstract class MethodExpression
extends Expression

See Also:

Serialized Form

Constructor Summary

MethodExpression()

Method Summary

abstract MethodInfo	getMethodInfo(ELContext context)
abstract Object	invoke(ELContext context, Object[] params)
boolean	isParmetersProvided()

Methods inherited from class org.zkoss.zel.Expression

equals, getExpressionString, hashCode, isLiteralText

Methods inherited from class java.lang.Object

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

Constructor Detail

MethodExpression

public MethodExpression()

Method Detail

getMethodInfo

public abstract MethodInfo getMethodInfo(ELContext context)
                                  throws NullPointerException,
                                         PropertyNotFoundException,
                                         MethodNotFoundException,
                                         ELException

Throws:

NullPointerException

PropertyNotFoundException

MethodNotFoundException

ELException

invoke

public abstract Object invoke(ELContext context,
                              Object[] params)
                       throws NullPointerException,
                              PropertyNotFoundException,
                              MethodNotFoundException,
                              ELException

Throws:

NullPointerException

PropertyNotFoundException

MethodNotFoundException

ELException

isParmetersProvided

public boolean isParmetersProvided()

Since:

EL 2.2 Note: The spelling mistake is deliberate. isParmetersProvided() - Specification definition isParametersProvided() - Corrected spelling