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:com.bigdid.model.Sentiment_Date_Revised_one.java

public LinkedHashMap<String, int[]> getSentiment() {
    DBCursor obj = coll.find();//from  ww w.ja v  a2  s  .c  o  m
    String current_date = "0";
    String prev_date = "0";
    int prev_positive = 0;

    while (obj.hasNext()) {
        DBObject dbObj = obj.next();
        prev_date = current_date;

        current_date = (String) dbObj.get("date").toString().substring(4, 10) + " "
                + (String) dbObj.get("date").toString().substring(24);

        int[] count = new int[3];

        if (prev_date.equals(current_date)) { //current day is previous day so negative sentiment for sure
            count[0] = (Integer) dbObj.get("order_count");
            count[1] = prev_positive;
            count[2] = (Integer) dbObj.get("count");

            data.put(current_date, count);

        } else { //new day---- 2 cases positive or negative
            if (dbObj.get("sentiment").equals("positive")) {
                count[0] = (Integer) dbObj.get("order_count");
                count[1] = (Integer) dbObj.get("count");
                count[2] = 0;

                data.put(current_date, count);
                prev_positive = count[1];

            }

            if (dbObj.get("sentiment").equals("negative")) { //first date is negative
                count[0] = (Integer) dbObj.get("order_count");
                count[1] = 0;
                count[2] = (Integer) dbObj.get("count");

                data.put(current_date, count);

            }
        }
    }

    return data;

}

---

From source file:com.bigdid.model.Sentiment_Month_Revised_one.java

public LinkedHashMap<String, int[]> getSentiment() {
    DBCursor obj = coll.find();//www  . jav a2 s. co m
    String current_date = "0";
    String prev_date = "0";
    int prev_positive = 0;
    while (obj.hasNext()) {
        DBObject dbObj = obj.next();
        prev_date = current_date;
        current_date = (String) dbObj.get("month");
        int[] count = new int[3];

        if (prev_date.equals(current_date)) { //current day is previous day so negative sentiment for sure
            count[0] = (Integer) dbObj.get("o_count");
            count[1] = prev_positive;
            count[2] = (Integer) dbObj.get("s_count");

            data.put(current_date, count);

        } else { //new day---- 2 cases positive or negative
            if (dbObj.get("sentiment").equals("positive")) {
                count[0] = (Integer) dbObj.get("o_count");
                count[1] = (Integer) dbObj.get("s_count");
                ;
                count[2] = 0;

                data.put(current_date, count);
                prev_positive = count[1];

            }

            if (dbObj.get("sentiment").equals("negative")) { //first date is negative
                count[0] = (Integer) dbObj.get("o_count");
                count[1] = 0;
                count[2] = (Integer) dbObj.get("s_count");

                data.put(current_date, count);

            }
        }
    }

    return data;

}

---

From source file:com.bigdid.model.Sentiment_Week_Revised_one.java

public LinkedHashMap<String, int[]> getSentiment() {
    DBCursor obj = coll.find();/*w ww .ja  v  a 2 s.  co  m*/
    String current_date = "0";
    String prev_date = "0";
    int prev_positive = 0;
    while (obj.hasNext()) {
        DBObject dbObj = obj.next();
        prev_date = current_date;
        current_date = (String) dbObj.get("week");
        int[] count = new int[3];

        if (prev_date.equals(current_date)) { //current day is previous day so negative sentiment for sure
            count[0] = (Integer) dbObj.get("o_count");
            count[1] = prev_positive;
            count[2] = (Integer) dbObj.get("s_count");

            data.put(current_date, count);

        } else { //new day---- 2 cases positive or negative
            if (dbObj.get("sentiment").equals("positive")) {
                count[0] = (Integer) dbObj.get("o_count");
                count[1] = (Integer) dbObj.get("s_count");
                ;
                count[2] = 0;

                data.put(current_date, count);
                prev_positive = count[1];

            }

            if (dbObj.get("sentiment").equals("negative")) { //first date is negative
                count[0] = (Integer) dbObj.get("o_count");
                count[1] = 0;
                count[2] = (Integer) dbObj.get("s_count");

                data.put(current_date, count);

            }
        }
    }

    return data;

}

---

From source file:com.bigdid.scrap.model.Sentiment_Date.java

public HashMap<String, int[]> getSentiment() {
    DBCursor obj = coll.find();/*from   w  w  w . ja  va2 s  .  c  om*/
    int i = 0;

    String current_date = "0";
    String prev_date = "0";
    int[] count = new int[3];
    while (obj.hasNext()) {
        DBObject dbObj = obj.next();
        prev_date = current_date;
        current_date = (String) dbObj.get("date").toString().substring(4, 10) + " "
                + (String) dbObj.get("date").toString().substring(24);
        System.out.println("current date" + current_date);
        System.out.println("previous date :" + prev_date);
        int prev_positive = 0;
        int prev_orderValue = 0;
        String prev_sentiment = "0";

        if (prev_date.equals(current_date)) { //repeat date entry having negative count for sure 
            count[1] = prev_positive;
            count[2] = (Integer) dbObj.get("count");
            count[0] = (Integer) dbObj.get("order_count");
            data.put(current_date, count);
            prev_positive = 0;
            count[0] = 0;
            count[1] = 0;
            count[2] = 0;

        } else { //new date
            if (prev_sentiment.equals("positive") && dbObj.get("sentiment").equals("positive")) {
                count[0] = prev_orderValue;
                count[1] = prev_positive;
                count[2] = 0;
                data.put(prev_date, count);
                count[0] = 0;
                count[1] = 0;
                count[2] = 0;
                prev_sentiment = "0";
            }

            if (dbObj.get("Sentiment").equals("positive")) {
                prev_positive = (Integer) dbObj.get("count");
                prev_orderValue = (Integer) dbObj.get("order_count");
                prev_sentiment = "positive";

            } else { //new date with negative count
                prev_positive = 0;
                count[1] = prev_positive;
                count[2] = (Integer) dbObj.get("count");
                count[0] = (Integer) dbObj.get("order_count");
                data.put(current_date, count);

                count[0] = 0;
                count[1] = 0;
                count[2] = 0;
            }

        }

    }
    return data;

}

---

From source file:com.biz.mongo.MongoDBConnection.java

public String getMongoDBContext(SkillFlowContext skillFlowContext) {
    DBObject clause_sessionId = new BasicDBObject("sessionId", skillFlowContext.getSessionId());
    // DBObject clause_contextId = new BasicDBObject("contextId", skillFlowContext.getContextId());
    // DBObject clause_contextId = new BasicDBObject("queryParameter", java.util.regex.Pattern.compile(skillFlowContext.getQueryParameter()));
    DBObject clause_contextId = new BasicDBObject("queryParameter", skillFlowContext.getQueryParameter());
    BasicDBList and_query = new BasicDBList();
    and_query.add(clause_sessionId);/*from   www.j a v a2  s .com*/
    and_query.add(clause_contextId);
    String contextId = null;
    String nextStep = null;

    DBObject query_text = new BasicDBObject("$and", and_query);
    context_cursor = context.find(query_text);
    System.out.println("context_cursor " + context_cursor);
    System.out.println("context_cursor.hasNext() " + context_cursor.hasNext());
    while (context_cursor.hasNext()) {
        System.out.println("step 1");
        DBObject db_obj = context_cursor.next();
        contextId = db_obj.get("sessionId").toString();
        System.out.println("contextId " + contextId);
        nextStep = db_obj.get("nextStep").toString();
        System.out.println("nextStep " + nextStep);
    }
    System.out.println("contextId+\"::\"+nextStep : " + contextId + "::" + nextStep);
    return contextId + "::" + nextStep;
}

---

From source file:com.biz.mongo.MongoDBConnection.java

public String getProgressStatus(SkillFlowContext skillFlowContext) {
    DBObject clause_sessionId = new BasicDBObject("sessionId", skillFlowContext.getSessionId());
    // DBObject clause_contextId = new BasicDBObject("contextId", skillFlowContext.getContextId());
    // DBObject clause_contextId = new BasicDBObject("queryParameter", java.util.regex.Pattern.compile(skillFlowContext.getQueryParameter()));
    DBObject clause_contextId = new BasicDBObject("queryParameter", skillFlowContext.getQueryParameter());
    BasicDBList and_query = new BasicDBList();
    and_query.add(clause_sessionId);//w w w. j a  v a 2 s .  co  m
    and_query.add(clause_contextId);
    String sessionId = null;
    String contextId = null;
    String nextStep = null;
    String contextState = null;
    String progress_result = null;

    DBObject query_text = new BasicDBObject("$and", and_query);
    context_cursor = context.find(query_text);
    //    System.out.println("context_cursor "+context_cursor);
    //    System.out.println("context_cursor.hasNext() "+context_cursor.hasNext());
    if (context_cursor.hasNext()) {
        while (context_cursor.hasNext()) {
            System.out.println("step 1");
            DBObject db_obj = context_cursor.next();
            sessionId = db_obj.get("sessionId").toString();
            //               System.out.println("sessionId "+sessionId);

            contextId = db_obj.get("contextId").toString();
            //            System.out.println("contextId "+contextId);

            nextStep = db_obj.get("nextStep").toString();
            //            System.out.println("nextStep "+nextStep);

            contextState = db_obj.get("contextState").toString();
            //           System.out.println("contextState "+contextState);

            //          System.out.println("sessionId::contextId::nextStep::contextState "+sessionId+"::"+contextId+"::"+nextStep+"::"+contextState);
            progress_result = sessionId + "::" + contextId + "::" + nextStep + "::" + contextState;
        }
    } else {
        progress_result = "NoRecord";
    }
    return progress_result;
}

---

From source file:com.bosscs.spark.mongodb.extractor.MongoNativeExtractor.java

License:Apache License

/**
 * Gets shards./*from  w  w w  . jav a 2s . c  o m*/
 *
 * @param collection the collection
 * @return the shards
 */
private Map<String, String[]> getShards(DBCollection collection) {
    DB config = collection.getDB().getSisterDB("config");
    DBCollection configShards = config.getCollection("shards");

    DBCursor cursorShards = configShards.find();

    Map<String, String[]> map = new HashMap<>();
    while (cursorShards.hasNext()) {
        DBObject currentShard = cursorShards.next();
        String currentHost = (String) currentShard.get("host");
        int slashIndex = currentHost.indexOf("/");
        if (slashIndex > 0) {
            map.put((String) currentShard.get(MONGO_DEFAULT_ID),
                    currentHost.substring(slashIndex + 1).split(","));
        }
    }
    return map;
}

---

From source file:com.bosscs.spark.mongodb.extractor.MongoNativeExtractor.java

License:Apache License

/**
 * Calculates shard chunks./*from w  w  w.  j  a  v a  2s.c  om*/
 *
 * @param collection the collection
 * @return the deep partition [ ]
 */
private HadoopPartition[] calculateShardChunks(DBCollection collection) {

    DBCursor chuncks = getChunks(collection);

    Map<String, String[]> shards = getShards(collection);

    MongoPartition[] deepPartitions = new MongoPartition[chuncks.count()];
    int i = 0;
    boolean keyAssigned = false;
    String key = null;
    while (chuncks.hasNext()) {

        DBObject dbObject = chuncks.next();
        if (!keyAssigned) {
            Set<String> keySet = ((DBObject) dbObject.get("min")).keySet();
            for (String s : keySet) {
                key = s;
                keyAssigned = true;
            }
        }
        deepPartitions[i] = new MongoPartition(
                mongoDeepJobConfig.getRddId(), i, new TokenRange(shards.get(dbObject.get("shard")),
                        ((DBObject) dbObject.get("min")).get(key), ((DBObject) dbObject.get("max")).get(key)),
                key);
        i++;
    }
    List<MongoPartition> mongoPartitions = Arrays.asList(deepPartitions);

    Collections.shuffle(mongoPartitions);
    return mongoPartitions.toArray(new MongoPartition[mongoPartitions.size()]);
}

---

From source file:com.bryanreinero.purchase.PurchaseDAO.java

License:Open Source License

private static Purchase toPurchase(DBObject object) {
    return new Purchase((Integer) object.get("_id"), (String) object.get("buyer"),
            (String) object.get("seller"), (Integer) object.get("value"),
            State.parseState((String) object.get("state")));
}

---

From source file:com.bugull.mongo.AdvancedDao.java

License:Apache License

private double max(String key, DBObject query) {
    if (!this.exists(query)) {
        return 0;
    }//from w ww  .  ja v  a  2 s  .  com
    StringBuilder map = new StringBuilder("function(){emit('");
    map.append(key);
    map.append("', {'value':this.");
    map.append(key);
    map.append("});}");
    String reduce = "function(key, values){var max=values[0].value; for(var i=1;i<values.length; i++){if(values[i].value>max){max=values[i].value;}} return {'value':max}}";
    Iterable<DBObject> results = null;
    try {
        results = mapReduce(map.toString(), reduce, query);
    } catch (MapReduceException ex) {
        logger.error(ex.getMessage(), ex);
    }
    DBObject result = results.iterator().next();
    DBObject dbo = (DBObject) result.get("value");
    return Double.parseDouble(dbo.get("value").toString());
}

---

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