public static void getFileEntry(HttpServletRequest request) throws Exception {
long fileEntryId = ParamUtil.getLong(request, "fileEntryId");
FileEntry fileEntry = null;
if (fileEntryId > 0) {
fileEntry = DLAppServiceUtil.getFileEntry(fileEntryId);
}
request.setAttribute(WebKeys.DOCUMENT_LIBRARY_FILE_ENTRY, fileEntry);
String version = ParamUtil.getString(request, "version");
if (fileEntry != null) {
FileVersion fileVersion = null;
if (Validator.isNotNull(version)) {
fileVersion = fileEntry.getFileVersion(version);
request.setAttribute(WebKeys.DOCUMENT_LIBRARY_FILE_VERSION, fileVersion);
} else {
fileVersion = fileEntry.getFileVersion();
}
RawMetadataProcessorUtil.generateMetadata(fileVersion);
String cmd = ParamUtil.getString(request, Constants.CMD);
if ((fileVersion.isInTrash() || fileVersion.isInTrashContainer())
&& !cmd.equals(Constants.MOVE_FROM_TRASH)) {
throw new NoSuchFileEntryException();
}
}
}
