private void generateStatusOfTranscodings() {
// FIXME:FK fetch using one single SQL query
availableTranscodings = new HashMap<>();
availableTranscodings.put(240, new HashSet<OLATResource>());
availableTranscodings.put(360, new HashSet<OLATResource>());
availableTranscodings.put(480, new HashSet<OLATResource>());
availableTranscodings.put(720, new HashSet<OLATResource>());
availableTranscodings.put(1080, new HashSet<OLATResource>());
availableTranscodings.put(2160, new HashSet<OLATResource>());
// determine resource type of interest
List<String> types = new ArrayList<>();
types.add("FileResource.VIDEO");
// retrieve all resources of type video
olatresources = olatresourceManager.findResourceByTypes(types);
// go through all video resources
for (OLATResource videoResource : olatresources) {
// retrieve all transcodings for each video resource
List<VideoTranscoding> transcodings = videoManager.getVideoTranscodings(videoResource);
// map resource IDs to resolution
for (VideoTranscoding videoTranscoding : transcodings) {
if (videoTranscoding != null) {
Set<OLATResource> oneResolution =
availableTranscodings.get(videoTranscoding.getResolution());
if (oneResolution != null) {
oneResolution.add(videoTranscoding.getVideoResource());
}
}
}
}
}
// go through all and delete selection
private void queueDeleteTranscoding(TranscodingRow source) {
for (OLATResource videoResource : olatresources) {
if (availableTranscodings.get(source.getResolution()).contains(videoResource)) {
List<VideoTranscoding> videoTranscodings = videoManager.getVideoTranscodings(videoResource);
for (VideoTranscoding videoTranscoding : videoTranscodings) {
if (videoTranscoding.getResolution() == source.getResolution()) {
videoManager.deleteVideoTranscoding(videoTranscoding);
}
}
}
}
}