Hi,
Try that (thanks Gabriel Nossier):
public class CssServlet extends HttpServlet {
private static final long serialVersionUID = 2545846261709821197L;
private static final String path1 = "./";
private static final String path2 = "webapps/styles/";
/*
* (non-Javadoc)
*
* @see
*
javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest
* , javax.servlet.http.HttpServletResponse)
*/
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
doPost(req, resp);
}
/*
* (non-Javadoc)
*
* @see
*
javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest
* , javax.servlet.http.HttpServletResponse)
*/
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
resp.setContentType("text/css");
PrintWriter out = resp.getWriter();
out.println("@CHARSET \"ISO-8859-1\";");
generateMonoliticCssFile(out);
out.close();
}
private void generateMonoliticCssFile(PrintWriter out) throws IOException {
File dir = new File(path1);
if (dir.exists()) {
listFolder(out, dir);
} else {
dir = new File(path2);
if (dir.exists()) {
listFolder(out, dir);
} else {
out.println("Paths '" + path1 + "' and ' " + path2 + "' doesn't exists");
File local = new File(".");
out.println("Local path:" + local.getAbsolutePath());
}
}
}
private void listFolder(PrintWriter out, File dir) throws IOException {
for (File file : getAllCssFiles(dir)) {
process(out, file);
}
}
/**
* @param out
* @param file
* @throws IOException
*/
private void process(PrintWriter out, File file) throws IOException {
out.println("");
out.println("/****** file:" + file.getName() + " *******/");
out.println("");
BufferedReader fileReader = new BufferedReader(new FileReader(file));
String aLine = null;
while ((aLine = fileReader.readLine()) != null) {
if (!aLine.startsWith("@CHARSET")) {
out.println(aLine);
}
}
out.println("");
}
/**
* @param dir
* @return
*/
private List<File> getAllCssFiles(File dir) {
List<File> rv = new LinkedList<File>();
FilenameFilter filenameFilter = new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.toLowerCase().endsWith(".css");
}
};
for (File file : dir.listFiles(filenameFilter)) {
rv.add(file);
}
return rv;
}
}
2011/2/23 Deepak Singh <[email protected]>
> Hi,
>
> After compiling our gwt project we get one statndard.css file which loads
> to the client consuming 1 http request.
> We also have our application specific style.css file which loads consuming
> 1 seperate http request.
>
> To reduce the number of http requests, how should i combine them into 1 css
> file ?
>
> Also, we have many application specific images which loads to the client
> using 1 http request for 1 image. If i create 1 ImageBundle and put all
> images into this bundle, how do i get this bundle loaded to the client in
> just 1 http request at the application start up time ?
>
> Thanks
>
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