de.intarsys.tools.reflect
Interface IFieldHandler

All Known Subinterfaces:

IField

All Known Implementing Classes:

FunctorField, FunctorFieldHandler, PropertyRenderer

public interface IFieldHandler

An object able to access a field within a delegate

Method Summary

Object	getValue(Object receiver) Make a reflective read access to the field represented by this within the receiver.
Object	setValue(Object receiver, Object value) Make a reflective write access to the field represented by this within receiver.

Method Detail

getValue

Object getValue(Object receiver)
                throws FieldAccessException

Make a reflective read access to the field represented by this within the receiver.

Parameters:

receiver - The object hosting the field.

Returns:

The field value

Throws:

FieldException

FieldAccessException

setValue

Object setValue(Object receiver,
                Object value)
                throws FieldAccessException

Make a reflective write access to the field represented by this within receiver.

Parameters:

receiver - The object hosting the field.

value - The new value for the field

Returns:

The previous field value. This is an optional feature.

Throws:

FieldException

FieldAccessException