de.intarsys.tools.reflect

Interface IFieldHandler

All Known Implementing Classes:

FunctorFieldHandler

public interface IFieldHandler

An object able to access a field within a delegate

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getValue(java.lang.Object receiver) Make a reflective read access to the field represented by this within the receiver.
java.lang.Object	setValue(java.lang.Object receiver, java.lang.Object value) Make a reflective write access to the field represented by this within receiver.

Method Detail

getValue

java.lang.Object getValue(java.lang.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

java.lang.Object setValue(java.lang.Object receiver,
                          java.lang.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