private bool TryGetModuleModel(string moduleName, string dbPath, out ModuleModel model)
{
model = null;
if (string.IsNullOrEmpty(dbPath))
{
return(false);
}
if (_modelsCache.TryGetValue(moduleName, out model))
{
return(true);
}
model = WithRetries.Execute(() => {
using (var db = new LiteDatabase(dbPath)) {
var modules = db.GetCollection <ModuleModel>("modules");
var storedModel = modules.FindOne(m => m.Name == moduleName);
_modelsCache[moduleName] = storedModel;
return(storedModel);
}
}, $"Unable to locate database for module {moduleName}.", _log);
return(model != null);
}
private void Write(ModuleModel model, CancellationToken cancellationToken)
{
if (cancellationToken.IsCancellationRequested)
{
return;
}
WithRetries.Execute(() => {
if (!_fs.DirectoryExists(_cacheFolder))
{
_fs.CreateDirectory(_cacheFolder);
}
return(true);
}, $"Unable to create directory {_cacheFolder} for modules cache.", _log);
WithRetries.Execute(() => {
if (cancellationToken.IsCancellationRequested)
{
return(false);
}
using (var db = new LiteDatabase(Path.Combine(_cacheFolder, $"{model.UniqueId}.db"))) {
var modules = db.GetCollection <ModuleModel>("modules");
modules.Upsert(model);
modules.EnsureIndex(x => x.Name);
}
return(true);
}, $"Unable to write analysis of {model.Name} to database.", _log);
}
/// <summary>
/// Determines if module analysis exists in the storage.
/// </summary>
public bool ModuleExistsInStorage(string name, string filePath, ModuleType moduleType)
{
if (GetCachingLevel() == AnalysisCachingLevel.None)
{
return(false);
}
var key = new AnalysisModuleKey(name, filePath);
if (_searchResults.TryGetValue(key, out var result))
{
return(result);
}
WithRetries.Execute(() => {
var dbPath = FindDatabaseFile(name, filePath, moduleType);
_searchResults[key] = result = !string.IsNullOrEmpty(dbPath);
return(result);
}, "Unable to find database file for {name}.", _log);
return(false);
}