@Subscribe
public void onEvent(ModelArchiveDownloadedEvent e) throws IOException {
if (!isRunning()) {
log(INFO_SERVICE_NOT_RUNNING);
return;
}
if (isIndex(e.model)) {
File location = repository.getLocation(e.model, false).orNull();
String remoteUri = e.model.getHint(HINT_REPOSITORY_URL).orNull();
if (remoteUri != null) {
Pair<File, IModelIndex> pair = openDelegates.get(remoteUri);
if (pair == null) {
File folder = createIndexLocation(remoteUri);
folder.mkdir();
Zips.unzip(location, folder);
openDelegate(remoteUri, folder);
} else {
File folder = Files.createTempDir();
Zips.unzip(location, folder);
IModelIndex modelIndex = pair.getSecond();
modelIndex.updateIndex(folder);
bus.post(new ModelIndexOpenedEvent());
FileUtils.deleteDirectory(folder);
}
}
}
}
@Override
protected void shutDown() throws Exception {
cache.invalidateAll();
for (Pair<File, IModelIndex> delegate : openDelegates.values()) {
removeDelegate(delegate);
delegate.getSecond().close();
}
}
@Override
public Optional<ProjectCoordinate> suggestProjectCoordinateByArtifactId(String artifactId) {
if (!isRunning()) {
log(INFO_SERVICE_NOT_RUNNING);
return absent();
}
for (Pair<File, IModelIndex> delegate : openDelegates.values()) {
IModelIndex index = delegate.getSecond();
Optional<ProjectCoordinate> suggest = index.suggestProjectCoordinateByArtifactId(artifactId);
if (suggest.isPresent()) {
return suggest;
}
}
return absent();
}
/** This implementation caches the previous results */
@Override
public Optional<ModelCoordinate> suggest(final ProjectCoordinate pc, final String modelType) {
if (!isRunning()) {
log(INFO_SERVICE_NOT_RUNNING);
return absent();
}
Pair<ProjectCoordinate, String> key = Pair.newPair(pc, modelType);
try {
return cache.get(
key,
new Callable<Optional<ModelCoordinate>>() {
@Override
public Optional<ModelCoordinate> call() {
for (String remote : prefs.remotes) {
Pair<File, IModelIndex> pair = openDelegates.get(remote);
if (pair == null) {
continue; // Index not (yet) available; try next remote repository
}
IModelIndex index = pair.getSecond();
Optional<ModelCoordinate> suggest = index.suggest(pc, modelType);
if (suggest.isPresent()) {
return of(createCopyWithRepositoryUrlHint(suggest.get(), remote));
}
}
return absent();
}
});
} catch (ExecutionException e) {
Logs.log(LogMessages.ERROR_FAILED_TO_ACCESS_MODEL_COORDINATES_CACHE, e);
return absent();
}
}
private void openDelegate(String remoteUrl, File indexLocation) throws IOException {
IModelIndex modelIndex = createModelIndex(indexLocation);
modelIndex.open();
storeDelegate(remoteUrl, Pair.newPair(indexLocation, modelIndex));
bus.post(new ModelIndexOpenedEvent());
}
