/**
* @param req
* @param res
*/
public void service(ServletRequest req, ServletResponse res)
throws ServletException, IOException {
HttpServletRequest request = (HttpServletRequest) req;
HttpServletResponse response = (HttpServletResponse) res;
// timestamp requested
String sTimeStamp = (String) req.getParameter(TIMESTAMP);
long timestamp = (sTimeStamp != null) ? Long.parseLong(sTimeStamp) : 0;
// file request info
String fileName = URLUtils.getFileName(request.getPathInfo());
String extension = URLUtils.getFileExtension(fileName);
// filename requested is a minimized js file and its strict name correspond to a group name.
String grpName = URLUtils.getStrictFileName(fileName);
Map groups = AbstractConfigurationLoader.getInstance().getUpdatedGroups();
Group group = (Group) groups.get(grpName);
// Starting to build js-minimized
if (group != null) {
ByteArrayOutputStream bufferOut = new ByteArrayOutputStream(OUT_BUFFER_SIZE);
try {
if (AbstractGroupBuilder.getInstance()
.buildGroupJsIfNeeded(group, bufferOut, getServletContext())) {
group.getJsBuffer().update(bufferOut.toByteArray(), timestamp);
}
bufferOut.flush();
} finally {
bufferOut.close();
}
}
// Add content-type to response flow
response.setContentType(
URLUtils.getMimeTypeByExtension(extension) + "; CHARSET=" + URLUtils.DEFAULT_ENCODING);
ResourcesBuffer buffer = null;
if (extension != null && extension.toLowerCase().equals("js")) buffer = group.getJsBuffer();
else buffer = group.getCssBuffer();
response.getOutputStream().write(buffer.getData(), 0, buffer.getData().length);
}
// Retrieve server file system path
private String getRealPath(ServletConfig config) {
String realPath = URLUtils.getRealPath(this, config.getServletContext(), "");
return realPath;
}