将图片作为流直接输出到浏览器

时间：2021-09-19 08:15:02


    
    
    
    
    String from  request      request
    
    
    String type  request      request
    response 
    response  type
    
    javaioInputStream in  
    
    
      from  from 
    
        in   javaiorequest
    
     
    
        javautilList list  DbWrapper
              request  
            
        
          list   
        
            in  InputStreamjavautilMaplist
        
    
      in   
    
         b    
         len
         len  inb   
        
            responseb     
        
    
        in
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