Created
January 31, 2013 16:08
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Sample of Downloading data a .csv using a .jsp and a Form Post
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| <html> | |
| <head> | |
| <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script> | |
| <script> | |
| $(document).ready(function(){ | |
| $("#csv_form").submit(function(event) { | |
| event.preventDefault(); | |
| var csv_data = jQuery("#csv_data").val(); | |
| var file_name = jQuery("#file_name").val(); | |
| jQuery.post( "csv.jsp", { | |
| csv_data: csv_data, | |
| file_name: file_name | |
| }) | |
| }) | |
| $("#xx").click(function(){ | |
| var hidden_form =[ | |
| '<form action="csv.jsp" method="POST">', | |
| '<input type="hidden" name="csv_data" value="AA,BBB,CCCC"></input>', | |
| '<input type="hidden" name="file_name" value="some.csv"></input>', | |
| '</form>' | |
| ].join(""); | |
| $(hidden_form).submit(); | |
| console.log("done") | |
| }) | |
| }) | |
| </script> | |
| </head> | |
| <body > | |
| <h2>Type the data you want to save as csv:</h2> | |
| <form name="csv_form" method="post" action="csv.jsp"> | |
| <textarea name="csv_data"cols="80" rows="10"></textarea> | |
| <br> | |
| Filename:<input type="text" name="file_name" value="data.csv"/> | |
| <br> | |
| <input type="submit"> </input> | |
| </form> | |
| <h2>Test Simulating a hidden form with jQuery</h2> | |
| <input type="button" value="Using Hidden Form" id="xx"></input> | |
| </body> | |
| </html> |
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| <%@ page import="java.io.*" %> | |
| <%@ page import="java.servlet.*" %> | |
| <%@ page import="java.servlet.http.*" %> | |
| <% | |
| /* | |
| @param: This code expects "csv_data" to contain the data to download as csv | |
| @param: In "file_name" its an optional param for naming the .csv file | |
| */ | |
| String csv_string = request.getParameter("csv_data"); | |
| String file_name = request.getParameter("file_name"); | |
| if(file_name.length() == 0) file_name = "data.csv"; | |
| response.setContentType("application/csv"); | |
| response.setHeader("content-disposition","filename="+file_name); // Filename | |
| PrintWriter outx = response.getWriter(); | |
| outx.println(csv_string); | |
| outx.flush(); | |
| outx.close(); | |
| %> |
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