org.apache.commons.jexl.util.introspection

Interface VelPropertySet

All Known Implementing Classes:

UberspectImpl.VelSetterImpl

public interface VelPropertySet

Interface used for setting values that appear to be properties in Velocity. Ex. #set($foo.bar = "hello")

Since:

1.0

Version:

$Id: VelPropertySet.java 584046 2007-10-12 05:14:37Z proyal $

Author:

Geir Magnusson Jr.

Method Summary

Modifier and Type	Method and Description
String	getMethodName() returns the method name used to set this 'property'.
Object	invoke(Object o, Object arg) method used to set the value in the object.
boolean	isCacheable() specifies if this VelPropertySet is cacheable and able to be reused for this class of object it was returned for.

Method Detail

invoke

Object invoke(Object o,
              Object arg)
       throws Exception

method used to set the value in the object.

Parameters:

o - Object on which the method will be called with the arg

arg - value to be set

Returns:

the value returned from the set operation (impl specific)

Throws:

Exception - on any error.

isCacheable

boolean isCacheable()

specifies if this VelPropertySet is cacheable and able to be reused for this class of object it was returned for.

Returns:

true if can be reused for this class, false if not

getMethodName

String getMethodName()

returns the method name used to set this 'property'.

Returns:

the method name.