Java 加载动态库 dll 文件

import com.seapine.surroundscm.api.*;
import java.lang.UnsupportedOperationException;
import java.lang.SecurityException;
import java.io.IOException;
import java.nio.file.*;

public class SurroundSCMAPIExample {
      static {
        String arch = System.getProperty("sun.arch.data.model");

        Path target;
        
        if(arch.equals("32"))
        {
            target = FileSystems.getDefault().getPath("lib","sscmapi.dll");   
        }
        else
        {
            target = FileSystems.getDefault().getPath("lib64","sscmapi.dll");
        }

        Path link = FileSystems.getDefault().getPath("sscmapi.dll");

        try {
            Files.deleteIfExists(link);
            Files.createSymbolicLink(link, target);   
        } catch (IOException | UnsupportedOperationException | SecurityException e) {   
            if (e instanceof SecurityException) {   
                System.err.println("Permission denied!");   
            }   
            if (e instanceof UnsupportedOperationException) {   
                System.err.println("An unsupported operation was detected!");   
            }   
            if (e instanceof IOException) {   
                System.err.println("An I/O error occurred!");   
            }   
            System.err.println(e);
        }

        System.loadLibrary("sscmapi");
      }
      
    public static void main(String[] args)
    {
       SSCMContext context = new SSCMContext();
       SSCMResult ret =  SSCMAPI.connectRSA("localhost",
               4900,
               "",
               "admin",
               "",
               context);

       if(SSCMAPI.SSCM_API_OK == ret.result)
          System.out.println("Connection Succeeded");
       else
          System.out.println("Connection Failed: " +
                  SSCMAPI.getLastError(ret.result));

       SSCMAPI.disconnect(context);
    }
}