Jsp used for direct download files function

  Abstract: The realization of direct download files jsp function 

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  / / Sometimes a user wants to download files, but this type of file in the system associated with the browser, the results will become open in IE. 
  / / A common word, excel, such as pdf.    Therefore the documents translated into data flow to its browser does not know the type of document to download purposes. 
  / / Usage: 
  / / Download image 

  String root = getServletContext (). GetRealPath ("/"); 
  String path = request.getParameter ( "path"); 
  String name = request.getParameter ( "name"); 

  Response.setContentType ( "unknown"); 
  Response.addHeader ( "Content-Disposition", "filename = \" "+ name +" \ ""); 

  Try 
  ( 
  Java.io.OutputStream os = response.getOutputStream (); 
  Java.io.FileInputStream fis = new java.io.FileInputStream (root path + + name); 

  Byte [] b = new byte [1024]; 
  Int i = 0; 

  While ((i = fis.read (b))> 0) 
  ( 
  Os.write (b, 0, i); 
  ) 

  Fis.close (); 
  Os.flush (); 
  Os.close (); 
  ) 
  Catch (Exception e) 
  ( 
  ) 
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  ↑ Back 

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July 13, 2007 | Filed Under Getting Started |

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2 Responses to “Jsp used for direct download files function”

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