コード例 #1
0
        public MongoDbPersistence(ExtendedActorSystem system)
        {
            if (system == null)
                throw new ArgumentNullException(nameof(system));

            // Initialize fallback configuration defaults
            system.Settings.InjectTopLevelFallback(DefaultConfiguration());

            // Read config
            var journalConfig = system.Settings.Config.GetConfig("akka.persistence.journal.mongodb");
            JournalSettings = new MongoDbJournalSettings(journalConfig);

            var snapshotConfig = system.Settings.Config.GetConfig("akka.persistence.snapshot-store.mongodb");
            SnapshotStoreSettings = new MongoDbSnapshotSettings(snapshotConfig);
        }
コード例 #2
0
        public MongoDbExtension(ExtendedActorSystem system)
        {
            if (system == null)
            {
                throw new ArgumentNullException("system");
            }

            // Initialize fallback configuration defaults
            system.Settings.InjectTopLevelFallback(MongoDbPersistence.DefaultConfig());

            // Read config
            var journalConfig = system.Settings.Config.GetConfig("akka.persistence.journal.mongodb");

            JournalSettings = new MongoDbJournalSettings(journalConfig);

            var snapshotConfig = system.Settings.Config.GetConfig("akka.persistence.snapshot-store.mongodb");

            SnapshotStoreSettings = new MongoDbSnapshotSettings(snapshotConfig);

            // Create collections
            var connectionString = new MongoUrl(JournalSettings.ConnectionString);
            var client           = new MongoClient(connectionString);
            var journalDatabase  = client.GetDatabase(connectionString.DatabaseName);

            JournalCollection = journalDatabase.GetCollection <JournalEntry>(JournalSettings.Collection);
            JournalCollection.Indexes.CreateOneAsync(
                Builders <JournalEntry> .IndexKeys.Ascending(entry => entry.PersistenceId)
                .Descending(entry => entry.SequenceNr)).Wait();

            var snapshotDatabase = journalDatabase;

            // We only need another client if the connection strings aren't equal,
            // because the MongoClient uses the same connection pool for all instances which have the same connection string
            if (!JournalSettings.ConnectionString.Equals(SnapshotStoreSettings.ConnectionString))
            {
                connectionString = new MongoUrl(SnapshotStoreSettings.ConnectionString);
                client           = new MongoClient(connectionString);
                snapshotDatabase = client.GetDatabase(connectionString.DatabaseName);
            }

            SnapshotCollection = snapshotDatabase.GetCollection <SnapshotEntry>(SnapshotStoreSettings.Collection);
            SnapshotCollection.Indexes.CreateOneAsync(
                Builders <SnapshotEntry> .IndexKeys.Ascending(entry => entry.PersistenceId)
                .Descending(entry => entry.SequenceNr)).Wait();
        }
コード例 #3
0
        public MongoDbPersistence(ExtendedActorSystem system)
        {
            if (system == null)
            {
                throw new ArgumentNullException(nameof(system));
            }

            // Initialize fallback configuration defaults
            system.Settings.InjectTopLevelFallback(DefaultConfiguration());

            // Read config
            var journalConfig = system.Settings.Config.GetConfig("akka.persistence.journal.mongodb");

            JournalSettings = new MongoDbJournalSettings(journalConfig);

            var snapshotConfig = system.Settings.Config.GetConfig("akka.persistence.snapshot-store.mongodb");

            SnapshotStoreSettings = new MongoDbSnapshotSettings(snapshotConfig);
        }
コード例 #4
0
        public MongoDbExtension(ExtendedActorSystem system)
        {
            if (system == null)
                throw new ArgumentNullException("system");

            // Initialize fallback configuration defaults
            system.Settings.InjectTopLevelFallback(MongoDbPersistence.DefaultConfig());

            // Read config
            var journalConfig = system.Settings.Config.GetConfig("akka.persistence.journal.mongodb");
            JournalSettings = new MongoDbJournalSettings(journalConfig);

            var snapshotConfig = system.Settings.Config.GetConfig("akka.persistence.snapshot-store.mongodb");
            SnapshotStoreSettings = new MongoDbSnapshotSettings(snapshotConfig);

            // Create collections
            var connectionString = new MongoUrl(JournalSettings.ConnectionString);
            var client = new MongoClient(connectionString);
            var journalDatabase = client.GetDatabase(connectionString.DatabaseName);

            JournalCollection = journalDatabase.GetCollection<JournalEntry>(JournalSettings.Collection);
            JournalCollection.Indexes.CreateOneAsync(
                Builders<JournalEntry>.IndexKeys.Ascending(entry => entry.PersistenceId)
                    .Descending(entry => entry.SequenceNr)).Wait();

            var snapshotDatabase = journalDatabase;
            // We only need another client if the connection strings aren't equal, 
            // because the MongoClient uses the same connection pool for all instances which have the same connection string
            if (!JournalSettings.ConnectionString.Equals(SnapshotStoreSettings.ConnectionString))
            {
                connectionString = new MongoUrl(SnapshotStoreSettings.ConnectionString);
                client = new MongoClient(connectionString);
                snapshotDatabase = client.GetDatabase(connectionString.DatabaseName);
            }

            SnapshotCollection = snapshotDatabase.GetCollection<SnapshotEntry>(SnapshotStoreSettings.Collection);
            SnapshotCollection.Indexes.CreateOneAsync(
                Builders<SnapshotEntry>.IndexKeys.Ascending(entry => entry.PersistenceId)
                    .Descending(entry => entry.SequenceNr)).Wait();
        }