Example usage for com.mongodb Mongo getDB

Introduction

In this page you can find the example usage for com.mongodb Mongo getDB.

Prototype

@Deprecated 
public DB getDB(final String dbName) 

Source Link

Document

Gets a database object.

Usage

From source file:org.springframework.data.mongodb.core.MongoDbUtils.java

License:Apache License

private static DB doGetDB(Mongo mongo, String databaseName, UserCredentials credentials, boolean allowCreate,
        String authenticationDatabaseName) {

    DbHolder dbHolder = (DbHolder) TransactionSynchronizationManager.getResource(mongo);

    // Do we have a populated holder and TX sync active?
    if (dbHolder != null && !dbHolder.isEmpty()
            && TransactionSynchronizationManager.isSynchronizationActive()) {

        DB db = dbHolder.getDB(databaseName);

        // DB found but not yet synchronized
        if (db != null && !dbHolder.isSynchronizedWithTransaction()) {

            LOGGER.debug("Registering Spring transaction synchronization for existing MongoDB {}.",
                    databaseName);/*from ww  w  . ja v a2  s.  co  m*/

            TransactionSynchronizationManager
                    .registerSynchronization(new MongoSynchronization(dbHolder, mongo));
            dbHolder.setSynchronizedWithTransaction(true);
        }

        if (db != null) {
            return db;
        }
    }

    // Lookup fresh database instance
    LOGGER.debug("Getting Mongo Database name=[{}]", databaseName);

    DB db = mongo.getDB(databaseName);

    if (!(mongo instanceof MongoClient) && requiresAuthDbAuthentication(credentials)) {
        ReflectiveDbInvoker.authenticate(mongo, db, credentials, authenticationDatabaseName);
    }

    // TX sync active, bind new database to thread
    if (TransactionSynchronizationManager.isSynchronizationActive()) {

        LOGGER.debug("Registering Spring transaction synchronization for MongoDB instance {}.", databaseName);

        DbHolder holderToUse = dbHolder;

        if (holderToUse == null) {
            holderToUse = new DbHolder(databaseName, db);
        } else {
            holderToUse.addDB(databaseName, db);
        }

        // synchronize holder only if not yet synchronized
        if (!holderToUse.isSynchronizedWithTransaction()) {
            TransactionSynchronizationManager
                    .registerSynchronization(new MongoSynchronization(holderToUse, mongo));
            holderToUse.setSynchronizedWithTransaction(true);
        }

        if (holderToUse != dbHolder) {
            TransactionSynchronizationManager.bindResource(mongo, holderToUse);
        }
    }

    // Check whether we are allowed to return the DB.
    if (!allowCreate && !isDBTransactional(db, mongo)) {
        throw new IllegalStateException("No Mongo DB bound to thread, "
                + "and configuration does not allow creation of non-transactional one here");
    }

    return db;
}

---

From source file:org.springframework.data.mongodb.core.ReflectiveDbInvoker.java

License:Apache License

/**
 * Authenticate against database using provided credentials in case of a MongoDB Java driver version 2.
 *
 * @param mongo must not be {@literal null}.
 * @param db must not be {@literal null}.
 * @param credentials must not be {@literal null}.
 * @param authenticationDatabaseName//w w w .  java 2s.c  o m
 */
public static void authenticate(Mongo mongo, DB db, UserCredentials credentials,
        String authenticationDatabaseName) {

    String databaseName = db.getName();

    DB authDb = databaseName.equals(authenticationDatabaseName) ? db : mongo.getDB(authenticationDatabaseName);

    synchronized (authDb) {

        Boolean isAuthenticated = (Boolean) invokeMethod(DB_IS_AUTHENTICATED_METHOD, authDb);
        if (!isAuthenticated) {

            String username = credentials.getUsername();
            String password = credentials.hasPassword() ? credentials.getPassword() : null;

            Boolean authenticated = (Boolean) invokeMethod(DB_AUTHENTICATE_METHOD, authDb, username,
                    password == null ? null : password.toCharArray());
            if (!authenticated) {
                throw new CannotGetMongoDbConnectionException(
                        "Failed to authenticate to database [" + databaseName + "], " + credentials.toString(),
                        databaseName, credentials);
            }
        }
    }
}

---

From source file:org.stocker.PingVerticle.java

License:Apache License

public void start() {

    JsonObject appConfig = container.config();
    JsonObject dbConfig = appConfig.getObject("mongo-persistor");
    Yoke yoke = new Yoke(this.vertx);
    DB mongoDB = null;//from   www .  j  a v a  2s.  c o  m
    try {
        Mongo mongo = new Mongo(dbConfig.getString("host"), dbConfig.getInteger("port"));
        mongoDB = mongo.getDB(dbConfig.getString("db_name"));
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }

    final DBCollection stockCollection = mongoDB.getCollection("stocks");
    //TODO : inject these guys from a shared module which is a singleton instance
    // these guys ->
    AsyncHttpClient asyncHttpClient = new AsyncHttpClient();
    ZipReader zipReader = new ZipReaderImpl();
    StockDBClient stockDBClient = new StockDBClientImpl(stockCollection);
    StockDataClient stockDataClient = new StockDataClientImpl(asyncHttpClient, zipReader);
    DataAggregator dataAggregator = new DataAggregator(stockDBClient);
    PredictionService predictionService = new PredictionService(dataAggregator);
    //  ^ these guys

    // routes
    GetPredictionTemplatedRoute getPredictionTemplatedRoute = new GetPredictionTemplatedRoute(
            predictionService);
    GetPredictionRoute getPredictionRoute = new GetPredictionRoute(predictionService);
    UpdateRecordsRoute updateRecordsRoute = new UpdateRecordsRoute(stockDataClient, stockDBClient);
    GetStockRoute getStockRoute = new GetStockRoute(stockDBClient);
    GetAggregatedDataTemplatedRoute getAggregatedDataTemplatedRoute = new GetAggregatedDataTemplatedRoute(
            dataAggregator);
    GetAggregatedDataRoute getAggregatedDataRoute = new GetAggregatedDataRoute(dataAggregator);

    Router router = new Router();
    router.get("/healthCheck", new HealthCheck());
    router.post("/update/stocks/:date", updateRecordsRoute);
    router.get("/stock/:stock/date/:date", getStockRoute);
    router.get("/prediction/stock/:stock/type/:type", getPredictionTemplatedRoute);
    router.get("/prediction/stock/:stock", getPredictionRoute);
    router.get("/data/stock/:stock/type/:type", getAggregatedDataTemplatedRoute);
    router.get("/data/stock/:stock", getAggregatedDataRoute);

    yoke.use(new com.jetdrone.vertx.yoke.middleware.Logger()).use(new BodyParser()).use(router).listen(4080);

    //populateDB(updateRecordsRoute);
    container.logger().info("PingVerticle started : 4080");
    System.out.println("PingVerticle.start - ");
}

---

From source file:org.thiesen.troy.TroyORMDAOFactory.java

License:Open Source License

private TroyORMDAOFactory(final String database, final String host, final int port,
        final TypeConversionMap conversionMap) throws UnknownHostException, MongoException {
    super();/*from  w  w  w.j  av a2s  .  co m*/
    final Mongo m = new Mongo(host, port);

    _dbConnection = m.getDB(database);
    _conversionMap = conversionMap;
}

---

From source file:org.unitedid.shibboleth.attribute.resolver.provider.dataConnector.MongoDbDataConnector.java

License:Apache License

/**
 * Creates the mongo database connection
 *//*from w w w .ja  v a 2 s  .c  om*/
protected void initializeMongoDbConnection() {
    if (initialized) {
        log.debug("MongoDB connector initializing!");
        Mongo mongoCon = new Mongo(mongoHost);
        mongoCon.setReadPreference(getPreferredRead());
        db = mongoCon.getDB(mongoDbName);

        if (getMongoUser() != null && getMongoPassword() != null) {
            boolean dbAuth = db.authenticate(getMongoUser(), getMongoPassword().toCharArray());
            if (!dbAuth) {
                log.error(
                        "MongoDB data connector {} authentication failed for database {}, username or password!",
                        getId(), mongoDbName);
                throw new MongoException("MongoDB data connector " + getId() + " authentication failed!");
            } else {
                log.debug("MongoDB data connector {} authentication successful!", getId());
            }
        }
    }
}

---

From source file:org.uom.fit.level2.datavis.repository.ChatServicesImpl.java

@Override
public JSONArray getAll() {
    try {/* w ww.  jav  a 2  s.c  o m*/
        Mongo mongo = new Mongo("localhost", 27017);
        DB db = mongo.getDB("datarepo");
        DBCollection collection = db.getCollection("user");
        DBCursor cursor = collection.find();
        JSON json = new JSON();
        String dataUser = json.serialize(cursor);
        JSONParser parser = new JSONParser();
        Object obj = parser.parse(dataUser);
        JSONArray jsonarray = (JSONArray) obj;
        return jsonarray;
    } catch (Exception e) {
        System.out.println("Exception Error getAll");
        return null;
    }
}

---

From source file:org.uom.fit.level2.datavis.repository.ChatServicesImpl.java

@Override
public boolean saveChatData(ChatData chatData) {
    try {/*from   w w w . j  ava  2  s . c  o m*/
        Mongo mongo = new Mongo("localhost", 27017);
        DB db = mongo.getDB("datarepo");
        DBCollection collection = db.getCollection("message");
        Gson gson = new Gson();
        DBObject dbObject = (DBObject) JSON.parse(gson.toJson(chatData));
        WriteResult result = collection.insert(WriteConcern.SAFE, dbObject);
        return true;
    } catch (Exception e) {
        System.out.println("Exception Error createProect");
        return false;
    }
}

---

From source file:org.uom.fit.level2.datavis.repository.ChatServicesImpl.java

@Override
public JSONArray getAllChatData(String message) {
    try {//from ww w . j a  v a2s  .  c o  m
        Mongo mongo = new Mongo("localhost", 27017);
        DB db = mongo.getDB("chat");
        DBCollection collection = db.getCollection("message");
        BasicDBObject whereQuery = new BasicDBObject();
        BasicDBObject field = new BasicDBObject();
        BasicDBObject sortQuery = new BasicDBObject();

        whereQuery.put("message", message);
        field.put("senderName", 1);
        field.put("message", 1);
        field.put("receiverName", 1);
        field.put("imageData", 1);
        field.put("discription", 1);

        sortQuery.put("DateTime", 1);

        DBCursor cursor = collection.find(whereQuery, field).sort(sortQuery);
        JSON json = new JSON();
        String dataUser = json.serialize(cursor);
        JSONParser parser = new JSONParser();
        Object obj = parser.parse(dataUser);
        JSONArray jsonarray = (JSONArray) obj;
        return jsonarray;
    } catch (Exception e) {
        System.out.println("Exception Error getAll");
        return null;
    }
}

---

From source file:org.uom.fit.level2.datavis.repository.ChatServicesImpl.java

@Override
public JSONArray getAllChatDataAllMessage() {
    try {/*  w ww . j av a2  s.c  om*/
        Mongo mongo = new Mongo("localhost", 27017);
        DB db = mongo.getDB("chat");
        DBCollection collection = db.getCollection("message");

        List<String> lst = collection.distinct("message");

        String json = new Gson().toJson(lst);
        JSONArray jsonarray = (JSONArray) new JSONParser().parse(json);
        return jsonarray;

    } catch (Exception e) {
        System.out.println("Exception Error getAllChatDataAllMEssage");
        return null;
    }
}

---

From source file:piecework.repository.concrete.EmbeddedMongoInstance.java

License:Educational Community License

public void importData() throws Exception {

    Mongo mongo = new Mongo(bindIp, port);
    DB db = mongo.getDB(dbName);

    File directory = new File(storePath, "dbs");

    if (!directory.exists()) {
        LOG.debug("No startup data exists");
        return;//from w w w.  j a  va 2 s  .co  m
    }

    File dbDirectory = new File(directory, dbName);

    if (!dbDirectory.exists()) {
        LOG.debug("No startup data exists for " + dbName);
        return;
    }

    File[] collectionFiles = dbDirectory.listFiles();

    for (File collectionFile : collectionFiles) {

        if (collectionFile.isFile() && collectionFile.exists()) {

            String collectionName = collectionFile.getName();

            LOG.debug("Loading collection '" + collectionName + "'...");

            DBCollection dbCollection = db.getCollection(collectionName);

            try {
                LOG.debug("Loading JSON from file '" + collectionFile.getName() + "'");
                importCollection(dbCollection, new FileInputStream(collectionFile));
            } catch (FileNotFoundException fnfe) {
                LOG.warn("Unable to initialize local mongo with data from " + collectionFile.getAbsolutePath(),
                        fnfe);
            }
        }
    }

    mongo.close();
}

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