private void updateFilenameHistoryCache() {
// TODO [medium] Performance: This throws away the unchanged entries. It should only update new
// database version
filenameHistoryCache.clear();
for (PartialFileHistory cacheFileHistory : fullDatabaseVersionCache.getFileHistories()) {
FileVersion lastVersion = cacheFileHistory.getLastVersion();
String fileName = lastVersion.getPath();
if (lastVersion.getStatus() != FileStatus.DELETED) {
filenameHistoryCache.put(fileName, cacheFileHistory);
}
}
}
// TODO [medium] Very inefficient. Always updates whole cache
private void updateContentChecksumCache() {
contentChecksumFileHistoriesCache.clear();
for (PartialFileHistory fullFileHistory : fullDatabaseVersionCache.getFileHistories()) {
FileChecksum lastVersionChecksum = fullFileHistory.getLastVersion().getChecksum();
if (lastVersionChecksum != null) {
List<PartialFileHistory> historiesWithVersionsWithSameChecksum =
contentChecksumFileHistoriesCache.get(lastVersionChecksum);
// Create if it does not exist
if (historiesWithVersionsWithSameChecksum == null) {
historiesWithVersionsWithSameChecksum = new ArrayList<PartialFileHistory>();
}
// Add to cache
historiesWithVersionsWithSameChecksum.add(fullFileHistory);
contentChecksumFileHistoriesCache.put(
lastVersionChecksum, historiesWithVersionsWithSameChecksum);
}
}
}
