+ String name = request.getParameter("name");\r
+ if (contentType == null || "".equals(contentType.trim())) {\r
+ if (name != null) {\r
+ contentType = FORCE_DOWNLOAD;\r
+ String ext = FilenameUtils.getExtension(name);\r
+ // cf. http://en.wikipedia.org/wiki/Internet_media_type\r
+ if ("csv".equals(ext))\r
+ contentType = "text/csv";\r
+ else if ("pdf".equals(ext))\r
+ contentType = "application/pdf";\r
+ else if ("zip".equals(ext))\r
+ contentType = "application/zip";\r
+ else if ("html".equals(ext))\r
+ contentType = "application/html";\r
+ else if ("txt".equals(ext))\r
+ contentType = "text/plain";\r
+ else if ("doc".equals(ext) || "docx".equals(ext))\r
+ contentType = "application/msword";\r
+ else if ("xls".equals(ext) || "xlsx".equals(ext))\r
+ contentType = "application/vnd.ms-excel";\r
+ else if ("xml".equals(ext))\r
+ contentType = "text/xml";\r
+ }\r
+ }\r
+\r
+ if (name != null) {\r
+ contentType = contentType + ";name=\"" + name + "\"";\r
+ response.setHeader("Content-Disposition", "attachment; filename=\""\r
+ + name + "\"");\r
+ }\r
+ response.setHeader("Expires", "0");\r
+ response.setHeader("Cache-Control", "no-cache, must-revalidate");\r
+ response.setHeader("Pragma", "no-cache");\r
+\r