org.apache.commons.jexl.util
Class GetExecutor

java.lang.Object
  extended by org.apache.commons.jexl.util.AbstractExecutor
      extended by 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
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
GetExecutor(org.apache.commons.logging.Log r, Introspector ispect, java.lang.Class c, java.lang.String key)
          Default constructor.
 
Method Summary
 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.