Example usage for com.mongodb DBObject get

Introduction

In this page you can find the example usage for com.mongodb DBObject get.

Prototype

Object get(String key);

Source Link

Document

Gets a field from this object by a given name.

Usage

From source file:at.ac.tuwien.dsg.smartcom.services.dao.MongoDBMessageInfoDAO.java

License:Apache License

MessageInformation deserializeMessageInfo(DBObject dbObject) {
    MessageInformation info = new MessageInformation();

    if (dbObject.containsField("_id")) {
        info.setKey(deserializeKey((DBObject) dbObject.get("_id")));
    }//  w w w.  ja v  a  2  s. com

    if (dbObject.containsField("purpose")) {
        info.setPurpose((String) dbObject.get("purpose"));
    }

    if (dbObject.containsField("validAnswer")) {
        info.setValidAnswer((String) dbObject.get("validAnswer"));
    }

    if (dbObject.containsField("validAnswerTypes")) {
        List<MessageInformation.Key> validAnswers = new ArrayList<>();

        BasicDBList list = (BasicDBList) dbObject.get("validAnswerTypes");
        for (Object o : list) {
            validAnswers.add(deserializeKey((DBObject) o));
        }
        info.setValidAnswerTypes(validAnswers);
    }

    if (dbObject.containsField("relatedMessages")) {
        List<MessageInformation.Key> related = new ArrayList<>();

        BasicDBList list = (BasicDBList) dbObject.get("relatedMessages");
        for (Object o : list) {
            related.add(deserializeKey((DBObject) o));
        }
        info.setRelatedMessages(related);
    }

    return info;
}

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From source file:at.ac.tuwien.dsg.smartcom.services.dao.MongoDBMessageInfoDAO.java

License:Apache License

MessageInformation.Key deserializeKey(DBObject dbObject) {
    String type = (String) dbObject.get("type");
    String subtype = (String) dbObject.get("subtype");

    return new MessageInformation.Key(type, subtype);
}

---

From source file:at.tuwien.aic.Main.java

private static void classifyTopic() {
    String topic = getNonEmptyString("Enter a topic you want to query");
    Mongo mongo;/*from  ww w .  j  a  va 2s. c  om*/
    DB db = null;

    try {
        mongo = new Mongo(_prop.getProperty("db_host"));
        db = mongo.getDB(_prop.getProperty("db_name"));
    } catch (UnknownHostException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        return;
    }

    Classifier c = ClassifyTweet.loadModel("resources/classifier.model");
    TweetScorer scorer = new TweetScorer();

    DBCollection tweetCollection = db.getCollection("tweets");

    Pattern pattern = Pattern.compile("^.+" + topic + ".+$");
    DBObject query = QueryBuilder.start("text").regex(pattern).get();
    DBCursor resultSet = tweetCollection.find(query);

    int count = 0;
    double value = 0;
    double tweetClassifiedScore = 0;
    double tweetPosUserScore = 0;
    double tweetNegUserScore = 0;

    while (resultSet.hasNext()) {
        try {
            DBObject obj = resultSet.next();
            String tweetText = (String) obj.get("text");

            tweetClassifiedScore += ClassifyTweet.classifyTweet(c, tweetText);
            double score = scorer.scoreTweet(obj);

            if (tweetClassifiedScore > 0) {
                tweetPosUserScore += score;
            } else {
                tweetNegUserScore += score;
            }
            ++count;
        } catch (NumberFormatException ex) {
            Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        } catch (JSONException ex) {
            Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        } catch (IOException ex) {
            Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
    // Normalizing between 0 an 1
    value = tweetPosUserScore / (tweetPosUserScore + tweetNegUserScore);
    System.out.println("This topic has a sentiment value of: " + value);
}

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From source file:backend.facades.UserController.java

public List<UserEntity> getUserList() {
    List<UserEntity> userList = new ArrayList<UserEntity>();
    String sort = "registeredDate";
    String order = "desc";
    DBObject sortCriteria = new BasicDBObject(sort, "desc".equals(order) ? -1 : 1);
    BasicDBObject query = new BasicDBObject();

    DBCursor cursor = userCollection.find(query).sort(sortCriteria);
    try {/*from  w ww  .j av  a2s  .co  m*/
        while (cursor.hasNext()) {
            DBObject document = cursor.next();
            UserEntity userEntity = new UserEntity();
            userEntity.setId((Long) document.get("_id"));
            userEntity.setUsername((String) document.get("username"));
            userEntity.setEmail((String) document.get("email"));
            userEntity.setFirstname((String) document.get("firstname"));
            userEntity.setPasswd((String) document.get("passwd"));
            userEntity.setLastname((String) document.get("lastname"));
            userEntity.setStatus((Integer) document.get("status"));
            userEntity.setImageId((String) document.get("imageId"));
            userEntity.setRegisteredDate((Date) document.get("registeredDate"));
            userEntity.setLastLoginDate((Date) document.get("lastLoginDate"));
            userEntity.setLanguageCode((String) document.get("languageCode"));
            userEntity.setUserRole((Integer) document.get("userRole"));
            userEntity.setModeratorValue((Integer) document.get("moderator"));
            Integer value = (Integer) document.get("subscribe");
            userEntity.setPersonalWebPage((String) document.get("webpage"));
            if (value != null && value.equals(StatusTypes.ACCEPT_LICENSE)) {
                userEntity.setAcceptSubscr(true);
            } else {
                userEntity.setAcceptSubscr(false);
            }
            userList.add(userEntity);
        }
    } finally {
        cursor.close();
    }
    return userList;
}

---

From source file:backend.facades.UserController.java

public List<UserEntity> getSubscribersList() {
    UserEntity userEntity = null;/* ww w . j  a v  a 2 s  . c o  m*/
    List<UserEntity> userList = new ArrayList<UserEntity>();
    BasicDBObject query = new BasicDBObject();
    query.put("subscribe", StatusTypes.ACCEPT_SUBSCRB);
    DBCursor cursor = userCollection.find(query);
    try {
        while (cursor.hasNext()) {
            DBObject document = cursor.next();
            userEntity = new UserEntity();
            userEntity.setId((Long) document.get("_id"));
            userEntity.setUsername((String) document.get("username"));
            userEntity.setEmail((String) document.get("email"));
            userEntity.setFirstname((String) document.get("firstname"));
            userEntity.setPasswd((String) document.get("passwd"));
            userEntity.setLastname((String) document.get("lastname"));
            userEntity.setStatus((Integer) document.get("status"));
            userEntity.setImageId((String) document.get("imageId"));
            userEntity.setRegisteredDate((Date) document.get("registeredDate"));
            userEntity.setLastLoginDate((Date) document.get("lastLoginDate"));
            userEntity.setLanguageCode((String) document.get("languageCode"));
            userEntity.setUserRole((Integer) document.get("userRole"));
            userEntity.setModeratorValue((Integer) document.get("moderator"));
            userEntity.setPersonalWebPage((String) document.get("webpage"));
            Integer value = (Integer) document.get("subscribe");
            if (value != null && value.equals(StatusTypes.ACCEPT_LICENSE)) {
                userEntity.setAcceptSubscr(true);
            } else {
                userEntity.setAcceptSubscr(false);
            }
            userList.add(userEntity);
        }
    } finally {
        cursor.close();
    }
    return userList;
}

---

From source file:backend.facades.UserController.java

public UserEntity getUserByEmail(String email) {
    UserEntity userEntity = null;/*from  w w w .  j a v  a 2  s.c om*/
    BasicDBObject query = new BasicDBObject();
    query.put("email", email);
    DBCursor cursor = userCollection.find(query);
    try {
        if (cursor.count() > 0) {
            DBObject document = cursor.next();
            userEntity = new UserEntity();
            userEntity.setId((Long) document.get("_id"));
            userEntity.setUsername((String) document.get("username"));
            userEntity.setEmail((String) document.get("email"));
            userEntity.setFirstname((String) document.get("firstname"));
            userEntity.setPasswd((String) document.get("passwd"));
            userEntity.setLastname((String) document.get("lastname"));
            userEntity.setStatus((Integer) document.get("status"));
            userEntity.setImageId((String) document.get("imageId"));
            userEntity.setRegisteredDate((Date) document.get("registeredDate"));
            userEntity.setLastLoginDate((Date) document.get("lastLoginDate"));
            userEntity.setLanguageCode((String) document.get("languageCode"));
            userEntity.setUserRole((Integer) document.get("userRole"));
            userEntity.setModeratorValue((Integer) document.get("moderator"));
            userEntity.setPersonalWebPage((String) document.get("webpage"));
            Integer value = (Integer) document.get("subscribe");
            if (value != null && value.equals(StatusTypes.ACCEPT_LICENSE)) {
                userEntity.setAcceptSubscr(true);
            } else {
                userEntity.setAcceptSubscr(false);
            }
        }
    } finally {
        cursor.close();
    }
    return userEntity;
}

---

From source file:backend.facades.UserController.java

public UserEntity getUserById(Long id) {
    UserEntity userEntity = null;/*  ww w.  j  av a  2  s  .  c  o m*/
    BasicDBObject query = new BasicDBObject();
    query.put("_id", id);
    DBCursor cursor = userCollection.find(query);
    try {
        if (cursor.count() > 0) {
            DBObject document = cursor.next();
            userEntity = new UserEntity();
            userEntity.setId((Long) document.get("_id"));
            userEntity.setUsername((String) document.get("username"));
            userEntity.setEmail((String) document.get("email"));
            userEntity.setFirstname((String) document.get("firstname"));
            userEntity.setPasswd((String) document.get("passwd"));
            userEntity.setLastname((String) document.get("lastname"));
            userEntity.setStatus((Integer) document.get("status"));
            userEntity.setImageId((String) document.get("imageId"));
            userEntity.setRegisteredDate((Date) document.get("registeredDate"));
            userEntity.setLastLoginDate((Date) document.get("lastLoginDate"));
            userEntity.setLanguageCode((String) document.get("languageCode"));
            userEntity.setUserRole((Integer) document.get("userRole"));
            userEntity.setModeratorValue((Integer) document.get("moderator"));
            Integer value = (Integer) document.get("subscribe");
            userEntity.setPersonalWebPage((String) document.get("webpage"));
            if (value != null && value.equals(StatusTypes.ACCEPT_SUBSCRB)) {
                userEntity.setAcceptSubscr(true);
            } else {
                userEntity.setAcceptSubscr(false);
            }
        }
    } finally {
        cursor.close();
    }
    return userEntity;
}

---

From source file:backend.facades.UserController.java

public Long getUserIdByEmail(String email) {
    Long id = 0L;/*from   ww w .j  av  a 2s  .c  o  m*/
    BasicDBObject query = new BasicDBObject();
    query.put("email", email);
    DBCursor cursor = userCollection.find(query);
    try {
        if (cursor.count() > 0) {
            DBObject document = cursor.next();
            id = (Long) document.get("_id");
        }
    } finally {
        cursor.close();
    }
    return id;
}

---

From source file:backend.facades.UserController.java

protected static String getNextId(DB db, String seq_name) {
    String sequence_collection = "seq"; // the name of the sequence collection
    String sequence_field = "seq"; // the name of the field which holds the sequence

    DBCollection seq = db.getCollection(sequence_collection); // get the collection (this will create it if needed)               

    if (seq == null) {
        seq = db.createCollection(sequence_collection, null);
    }/*from  w w  w .  ja  v a 2  s  .  c  om*/

    // this object represents your "query", its analogous to a WHERE clause in SQL
    DBObject query = new BasicDBObject();
    query.put("_id", seq_name); // where _id = the input sequence name

    // this object represents the "update" or the SET blah=blah in SQL
    DBObject change = new BasicDBObject(sequence_field, 1);
    DBObject update = new BasicDBObject("$inc", change); // the $inc here is a mongodb command for increment

    // Atomically updates the sequence field and returns the value for you
    DBObject res = seq.findAndModify(query, new BasicDBObject(), new BasicDBObject(), false, update, true,
            true);
    return res.get(sequence_field).toString();
}

---

From source file:be.solidx.hot.data.mongo.DBObjectMapTransformer.java

License:Open Source License

public Map<String, Object> dbObjectTomap(DBObject dbObject) {
    if (dbObject == null)
        return null;

    Map<String, Object> map = new LinkedHashMap<String, Object>();
    for (String key : dbObject.keySet()) {
        if (dbObject.get(key) instanceof List<?>) {
            map.put(key.toString(), transformList((List<?>) dbObject.get(key)));
        } else if (dbObject.get(key) instanceof DBObject) {
            map.put(key.toString(), dbObjectTomap((DBObject) dbObject.get(key)));
        } else {//from  w  w w  . ja  v  a2  s.  co  m
            map.put(key.toString(), key.equals("_id") ? dbObject.get(key).toString() : dbObject.get(key));
        }
    }
    return map;
}

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