public static URL getIconByFilename(String filename) {
String fileExtension = FileUtils.getFileExtension(filename);
if (fileExtension == null) {
return getDefaultIcon();
}
return getIcon(fileExtension);
}
private void sendFile(
HttpServletRequest req,
HttpServletResponse res,
URIParser uriParser,
URL url,
InputStream fileStream,
User user,
String staticContentPackage,
String filePath,
ModuleDescriptor moduleDescriptor,
String moduletype) {
OutputStream outstream = null;
try {
Date lastModified = this.getLastModified(url, uriParser);
if (lastModified != null) {
String lastModifiedString = RFC1123_DATE_FORMATTER.format(lastModified);
String modifiedSinceString = req.getHeader("If-Modified-Since");
if (modifiedSinceString != null
&& lastModifiedString.equalsIgnoreCase(modifiedSinceString)) {
res.setStatus(304);
res.flushBuffer();
return;
}
res.setHeader("Last-Modified", lastModifiedString);
}
// Set content type, filename
String filename = FileUtils.toValidHttpFilename(uriParser.get(uriParser.size() - 1));
res.setStatus(200);
res.setHeader("Content-Disposition", "inline; filename=\"" + filename + "\"");
String contentType = MimeUtils.getMimeType(filename);
if (contentType != null) {
res.setContentType(contentType);
} else {
res.setContentType("application/x-unknown-mime-type");
}
outstream = res.getOutputStream();
StreamUtils.transfer(fileStream, outstream);
if (log.isDebugEnabled()) {
if (moduleDescriptor != null) {
log.debug(
"Sent file "
+ staticContentPackage
+ filePath
+ " from "
+ moduletype
+ " "
+ moduleDescriptor
+ " to user "
+ user);
} else {
log.debug(
"Sent file "
+ staticContentPackage
+ filePath
+ " from global content links to user "
+ user);
}
}
} catch (IOException e) {
if (log.isDebugEnabled()) {
if (moduleDescriptor != null) {
log.info(
"Error sending file "
+ staticContentPackage
+ filePath
+ " from "
+ moduletype
+ " "
+ moduleDescriptor
+ " to user "
+ user
+ ", "
+ e);
} else {
log.info(
"Error sending file "
+ staticContentPackage
+ filePath
+ " from global content links to user "
+ user
+ ", "
+ e);
}
}
} finally {
try {
StreamUtils.closeStream(fileStream);
} catch (NullPointerException e) {
// Workaround for JVM bug http://bugs.java.com/bugdatabase/view_bug.do?bug_id=5041014
// (Windows only)
}
StreamUtils.closeStream(outstream);
}
}