com.uwyn.rife.instrument
Class ClassInterfaceDetector

java.lang.Object
  com.uwyn.rife.instrument.ClassInterfaceDetector

Direct Known Subclasses:

ContinuableDetector, ElementDetector

public class ClassInterfaceDetector
extends Object

Detects whether a class implements a particular interface by analyzing the bytecode instead of loading the class and performing reflection calls.

Since:

1.6

Version:

$Revision: 3815 $

Author:

Geert Bevin (gbevin[remove] at uwyn dot com)

Constructor Summary

ClassInterfaceDetector(ClassBytesProvider bytesProvider, String internalInterfaceNameInterned)
Creates a new instance of the interface detector.

Method Summary

boolean

detect(byte[] bytes, boolean doAutoReload) Perform the detection.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ClassInterfaceDetector

public ClassInterfaceDetector(ClassBytesProvider bytesProvider,
                              String internalInterfaceNameInterned)

Creates a new instance of the interface detector.

Parameters:

bytesProvider - the bytecode provider that will be used to load the bytes of the parent classes or interfaces

internalInterfaceNameInterned - the name of the interface that should be detected, it should be in the internal bytecode naming format (/ instead of .) and it should be interned.

Since:

1.6

Method Detail

detect

public boolean detect(byte[] bytes,
                      boolean doAutoReload)
               throws ClassNotFoundException

Perform the detection.

Parameters:

bytes - the bytecode of the class that is being analyzed

doAutoReload - indicator if the class should be automatically reloaded after a modification to the sources, in case the ClassBytesProvider supports this

Returns:

true if the detection was successful; or

false otherwise

Throws:

ClassNotFoundException