# Uses of Interface
org.apache.bcel.generic.FieldObserver

Packages that use FieldObserver
Package
Description
org.apache.bcel.generic
Generic part of the Apache Byte Code Engineering Library (BCEL), classes to dynamically modify class objects and byte code instructions.

- ## Uses of FieldObserver in org.apache.bcel.generic

  Methods in org.apache.bcel.generic with parameters of type FieldObserver
  Modifier and Type
  Method
  Description
  `void`
  FieldGen.`addObserver(FieldObserver o)`
  Add observer for this object.
  `void`
  FieldGen.`removeObserver(FieldObserver o)`
  Remove observer for this object.