org.apache.commons.jexl.util

Class GetExecutor

java.lang.Object

org.apache.commons.jexl.util.AbstractExecutor

org.apache.commons.jexl.util.GetExecutor

public class GetExecutor
extends AbstractExecutor

Executor that simply tries to execute a get(key) operation. This will try to find a get(key) method for any type of object, not just objects that implement the Map interface as was previously the case.

Since:

1.0

Version:

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

Author:

Jason van Zyl

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.Object[]	args Container to hold the 'key' part of get(key).

Fields inherited from class org.apache.commons.jexl.util.AbstractExecutor

method, rlog

Constructor Summary

Constructors

Constructor and Description
GetExecutor(org.apache.commons.logging.Log r, Introspector ispect, java.lang.Class c, java.lang.String key) Default constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	execute(java.lang.Object o) Execute method against context.

Methods inherited from class org.apache.commons.jexl.util.AbstractExecutor

getMethod, isAlive

Methods inherited from class java.lang.Object

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

Field Detail

args

private final java.lang.Object[] args

Container to hold the 'key' part of get(key).

Constructor Detail

GetExecutor

public GetExecutor(org.apache.commons.logging.Log r,
                   Introspector ispect,
                   java.lang.Class c,
                   java.lang.String key)
            throws java.lang.Exception

Default constructor.

Parameters:

r - The instance log.

ispect - The JEXL introspector.

c - The class being examined.

key - The key for the get(key) operation.

Throws:

java.lang.Exception - Failure while trying to obtain the pertinent method.

Method Detail

execute

public java.lang.Object execute(java.lang.Object o)
                         throws java.lang.IllegalAccessException,
                                java.lang.reflect.InvocationTargetException

Execute method against context.

Specified by:

execute in class AbstractExecutor

Parameters:

o - The owner.

Returns:

The return value.

Throws:

java.lang.IllegalAccessException - Method is inaccessible.

java.lang.reflect.InvocationTargetException - Method body throws an exception.