package ioc; import com.sun.jna.Native; import com.sun.jna.win32.StdCallLibrary; public class DLLTest { //封装方法的接口 public interface DLL extends StdCallLibrary{ DLL INSTANCE = Native.loadLibrary("atl", DLL.class); public String AtlSetErrorInfo(); //调用的DLL库里的方法 } public static void main(String[] args) { System.out.println(DLL.INSTANCE.AtlSetErrorInfo()); } }