int i = 101;        
        
        File[] fileList = new File("E:\\fonts2").listFiles();
        for(File f:fileList)
        {
            //System.out.println(f);
            
            String fileName = f.getName();
            int index = fileName.lastIndexOf(".");            
            
            String path 
 
= "e:\\fonts\\" + i + fileName.substring(index);
            
            //System.out.println(fontName + "  --->  " + path);            
            i++;            
            
            Font f2;
            try
            {
                f2 = Font.createFont(Font.TRUETYPE_FONT, new FileInputStream(f.getAbsoluteFile()));
                String fontName 
 
= f2.getName();
                System.out.println(f.getName() + "  ---> 字型名:" + fontName);                
                
                System.err.println("hashmap_put(fontFileMap, strdup(\"" + fontName + "\"), strdup(\"" + path.replace("\\",  "\\\\") + "\"));");                
                
                
 
//Files.copy(f.toPath(), new File(path).toPath()); //把檔案複製一份到另一個資料夾               
                
            }
            catch (Exception e)
            {
                e.printStackTrace();
            }            
        }
        
        System.exit(0);

參考：https://bbs.csdn.net/topics/390161351