org.apache.commons.jexl.util

Class AbstractExecutor

public abstract class AbstractExecutor extends Object

Abstract class that is used to execute an arbitrary method that is in introspected. This is the superclass for the GetExecutor and PropertyExecutor.

Since: 1.0

Version: $Id: AbstractExecutor.java 398171 2006-04-29 14:57:29Z dion $

Field Summary
protected Method	method Method to be executed.
protected Log	rlog The executor instance log.

Method Summary
abstract Object	execute(Object o) Execute method against context.
Method	getMethod() Get the method to be executed.
boolean	isAlive() Tell whether the executor is alive by looking at the value of the method.

Field Detail

protected Method method

Method to be executed.

protected Log rlog

The executor instance log.

public abstract Object execute(Object o)

Execute method against context.

Parameters: o The owner.

Returns: The return value.

Throws: IllegalAccessException Method is inaccessible. InvocationTargetException Method body throws an exception.

public Method getMethod()

Get the method to be executed.

Returns: Method The method to be executed.

public boolean isAlive()

Tell whether the executor is alive by looking at the value of the method.

Returns: boolean Whether the executor is alive.