添加jna.jar包
//jna的类
import com.sun.jna.Library;
import com.sun.jna.Native;
import com.sun.jna.Platform;
public class testJNA {
public interface CLibrary extends Library {
//如果需要动态传DLL的名称，可以将下面实例化的语句放到主程序当中
CLibrary INSTANCE = (CLibrary)Native.loadLibrary((Platform.isWindows() ? "msvcrt" : "c"), CLibrary.class);
void printf(String format, Object... args);
}
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
CLibrary.INSTANCE.printf("Hello, World\n");
}
}