## Uses of Interface
java.lang.instrument.ClassFileTransformer

Packages that use ClassFileTransformer
Package | Description
--- | ---
java.lang.instrument | Provides services that allow Java programming language agents to instrument programs running on the JVM.

### Uses of ClassFileTransformer in java.lang.instrument

Methods in java.lang.instrument with parameters of type ClassFileTransformer
Modifier and Type | Method and Description
--- | ---
`void` | Instrumentation.`addTransformer(ClassFileTransformer transformer)` Registers the supplied transformer.
`void` | Instrumentation.`addTransformer(ClassFileTransformer transformer, boolean canRetransform)` Registers the supplied transformer.
`boolean` | Instrumentation.`removeTransformer(ClassFileTransformer transformer)` Unregisters the supplied transformer.
`void` | Instrumentation.`setNativeMethodPrefix(ClassFileTransformer transformer, String prefix)` This method modifies the failure handling of native method resolution by allowing retry with a prefix applied to the name.

Copyright © 1993, 2017, Oracle and/or its affiliates. All rights reserved.