com.kenai.jffi

Class NativeMethods

java.lang.Object

com.kenai.jffi.NativeMethods

public final class NativeMethods
extends java.lang.Object

Utility class to register native methods on a class

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	NativeMethods.ResourceHolder

Field Summary

Fields

Modifier and Type	Field and Description
private NativeMethods.ResourceHolder	memory
private static java.util.Map<java.lang.Class,NativeMethods>	registeredMethods Store a link from the class to the native method holder in a weak hash map, so as long as the class remains alive, the native memory for the structures remains alive.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	NativeMethods(NativeMethods.ResourceHolder memory)

Method Summary

Modifier and Type	Method and Description
static void	register(java.lang.Class clazz, java.util.List<NativeMethod> methods) Registers the native methods for a class.
static void	unregister(java.lang.Class clazz) Removes all native method attachments for the specified class.

Methods inherited from class java.lang.Object

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

Field Detail

registeredMethods

private static final java.util.Map<java.lang.Class,NativeMethods> registeredMethods

Store a link from the class to the native method holder in a weak hash map, so as long as the class remains alive, the native memory for the structures remains alive. This doesn't seem to be necessary on sun's jvm, but best do it to be safe.

memory

private final NativeMethods.ResourceHolder memory

Constructor Detail

NativeMethods

private NativeMethods(NativeMethods.ResourceHolder memory)

Method Detail

register

public static final void register(java.lang.Class clazz,
                                  java.util.List<NativeMethod> methods)

Registers the native methods for a class.

Parameters:

clazz - The java class to register the native methods for.

methods - The list of methods to attach to the class.

unregister

public static final void unregister(java.lang.Class clazz)

Removes all native method attachments for the specified class.

Parameters:

clazz - The class to unregister the native methods on.