public void
   
  
  addResourceHandlers(ResourceHandlerRegistry registry) {
   String os = System.
  
   getProperty
  
  (
  
   
    "os.name"
   
  
  );
  
   
    if
   
  
  (os.toLowerCase().startsWith(
  
   
    "win"
   
  
  )) {
  
   
    //如果是Windows系统
   
  
  registry.addResourceHandler(
  
   
    "/smallapple/**"
   
  
  )
  
   
    // /apple/**表示在磁盘apple目录下的所有资源会被解析为以下的路径
   
  
  .addResourceLocations(
  
   
    "file:G:/itemsource/smallapple/"
   
  
  )
  
   
    //媒体资源
   
  
  .addResourceLocations(
  
   
    "classpath:/META-INF/resources/"
   
  
  );
  
   
    //swagger2页面
   
  
  }
  
   
    else
   
  
  {
  
   
    //linux 和mac
   
  
  registry.addResourceHandler(
  
   
    "/smallapple/**"
   
  
  )
            .addResourceLocations(
  
   
    "file:/resources/smallapple/"
   
  
  )
  
   
    //媒体资源
   
  
  .addResourceLocations(
  
   
    "classpath:/META-INF/resources/"
   
  
  );
  
   
    //swagger2页面;
    
     
      数据库中路径