link : http://download.java.net/jdk8/docs/api/java/lang/annotation/Native.html
In Java 8, there will be @Native annotations.
Indicates that a field defining a constant value may be referenced from native code. The annotation may be used as a hint by tools that generate native header files to determine whether a header file is required, and if so, what declarations it should contain.
Problem is: What for? Do you have any idea on which problematics would be efficiently solved by this feature?