package testfs;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

public class TestFS {

    public static void main(String[] args) throws IOException {
        Path baseDir = Paths.get("/путь (сделать латиницей) к папке с русскими именами сохранёнными самбой/где не много файлов");
        
        for (Path path : Files.newDirectoryStream(baseDir)) {
            String name = path.getFileName().toString();
            for (int i = 0; i < name.length(); ++i) {
                System.out.printf("\\u%04x", name.codePointAt(i));
            }
            System.out.println();
        }
    }
}

package direx;

import java.io.File;
import java.io.UnsupportedEncodingException;

import java.io.*;
import java.nio.file.*;

/**
 *
 * @author Виталий
 */
public class DirEx {
    private static int i;

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws IOException {
        String str,name; 
        File [] af=null;
        File f;
        int faInd=0;

        f = new File("/home/rsync/k0");
        //f= new File("d:/test");
        Path baseDir=Paths.get("/home/rsync/k0");
        //Path baseDir=Paths.get("d:/test");
        
        System.out.println(f.list().length);
        af=new File[f.list().length];
        for (Path path:Files.newDirectoryStream(baseDir)){
        //File f = new File("d:/Test","UTF8");
            name=path.getFileName().toString();
            str=new String(name.getBytes(),"KOI8_R");
            //System.out.println(baseDir+"\\"+str);
            //str=new String(str.getBytes(),"Cp866");
            f=new File(baseDir+"/"+str); 
            af[faInd]=f;       
            faInd++;            
        }    
        for(int i=0; i<af.length; i++){
          
            System.out.println(af[i].getName()+" FileExist "+af[i].exists());
          
            
        }
    }
    
}

str=new String(name.getBytes(),"UTF8");