Download site image code and parse garbled _jsp programming

Copy Code code as follows:

Get web site objects
ServletContext context = This.getservletcontext ();
Get web site Resources
String Path = Context.getrealpath ("/imgs/person. jpg");
File File = new file (path);
System.out.println (file);
Set the response header to inform the browser how data is handled
Response.setheader ("Content-disposition",
"Attachment;filename=" +
Urlencoder.encode (File.getname (), "Utf-8")); Handle file name garbled specify picture format for download
Specify a byte input stream object
FileInputStream in = new FileInputStream (file);
Get byte output stream object
Servletoutputstream out = Response.getoutputstream ();
Write while reading
byte [] b = new byte[1024];
int len = 0;
while (len = In.read (b))!=-1) {
Out.write (b, 0, Len);
}
Releasing resources
In.close ();