Example usage for com.mongodb.client MongoCursor close

Introduction

In this page you can find the example usage for com.mongodb.client MongoCursor close.

Prototype

@Override
    void close();

Source Link

Usage

From source file:com.glaf.core.config.mongodb.MongodbConfig.java

License:Apache License

public Object get(Object key) {
    BasicDBObject filter = new BasicDBObject();
    filter.put("key", key);
    MongoCursor<Document> cur = dbCollection.find(filter).iterator();
    long now = System.currentTimeMillis();
    Object value = null;// w w w .  ja va 2 s  . c  o m
    try {
        while (cur.hasNext()) {
            Document doc = cur.next();
            value = doc.get(key.toString());
            long saveTime = (Long) doc.get("time");
            if ((now - saveTime) > expireMinutes * 60000) {
                /**
                 * ???
                 */
                dbCollection.deleteOne(doc);
            }
        }
    } finally {
        cur.close();
    }
    return value;
}

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From source file:com.glaf.core.resource.mongodb.MongodbResource.java

License:Apache License

public Object getObject(Object key) {
    BasicDBObject filter = new BasicDBObject();
    filter.put("key", key);
    MongoCursor<Document> cur = dbCollection.find(filter).iterator();
    long now = System.currentTimeMillis();
    Object value = null;/*  www  .j av a 2s . c o m*/
    try {
        while (cur.hasNext()) {
            Document doc = cur.next();
            value = doc.get(key.toString());
            long saveTime = (Long) doc.get("time");
            if ((now - saveTime) > expireMinutes * 60000) {
                /**
                 * ???
                 */
                dbCollection.deleteOne(filter);
            }
        }
    } finally {
        cur.close();
    }
    return value;
}

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From source file:com.glaf.j2cache.mongodb.MongodbCache.java

License:Apache License

public Object get(Object key) throws CacheException {
    BasicDBObject filter = new BasicDBObject();
    filter.put("key", key);
    MongoCursor<Document> cur = dbCollection.find(filter).iterator();
    long now = System.currentTimeMillis();
    Object value = null;//from  ww  w  . j  a v a 2 s .  c o m
    try {
        while (cur.hasNext()) {
            Document doc = cur.next();
            value = doc.get(key.toString());
            long saveTime = (Long) doc.get("time");
            if ((now - saveTime) > expireMinutes * 60000) {
                /**
                 * ?
                 */
                dbCollection.deleteOne(filter);
            }
        }
    } finally {
        cur.close();
    }
    return value;
}

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From source file:com.helion3.prism.storage.mongodb.MongoRecords.java

License:MIT License

@Override
public CompletableFuture<List<Result>> query(QuerySession session, boolean translate) throws Exception {
    Query query = session.getQuery();
    checkNotNull(query);/*from w w  w  . j  a  v a  2 s  .co m*/

    // Prepare results
    List<Result> results = new ArrayList<Result>();
    CompletableFuture<List<Result>> future = new CompletableFuture<List<Result>>();

    // Get collection
    MongoCollection<Document> collection = MongoStorageAdapter
            .getCollection(MongoStorageAdapter.collectionEventRecordsName);

    // Append all conditions
    Document matcher = new Document("$match", buildConditions(query.getConditions()));

    // Session configs
    int sortDir = 1; // @todo needs implementation
    boolean shouldGroup = query.isAggregate();

    // Sorting
    Document sortFields = new Document();
    sortFields.put(DataQueries.Created.toString(), sortDir);
    sortFields.put(DataQueries.Y.toString(), 1);
    sortFields.put(DataQueries.X.toString(), 1);
    sortFields.put(DataQueries.Z.toString(), 1);
    Document sorter = new Document("$sort", sortFields);

    // Offset/Limit
    Document limit = new Document("$limit", query.getLimit());

    // Build aggregators
    AggregateIterable<Document> aggregated = null;
    if (shouldGroup) {
        // Grouping fields
        Document groupFields = new Document();
        groupFields.put(DataQueries.EventName.toString(), "$" + DataQueries.EventName);
        groupFields.put(DataQueries.Player.toString(), "$" + DataQueries.Player);
        groupFields.put(DataQueries.Cause.toString(), "$" + DataQueries.Cause);
        groupFields.put(DataQueries.Target.toString(), "$" + DataQueries.Target);
        // Entity
        groupFields.put(DataQueries.Entity.toString(), "$" + DataQueries.Entity.then(DataQueries.EntityType));
        // Day
        groupFields.put("dayOfMonth", new Document("$dayOfMonth", "$" + DataQueries.Created));
        groupFields.put("month", new Document("$month", "$" + DataQueries.Created));
        groupFields.put("year", new Document("$year", "$" + DataQueries.Created));

        Document groupHolder = new Document("_id", groupFields);
        groupHolder.put(DataQueries.Count.toString(), new Document("$sum", 1));

        Document group = new Document("$group", groupHolder);

        // Aggregation pipeline
        List<Document> pipeline = new ArrayList<Document>();
        pipeline.add(matcher);
        pipeline.add(group);
        pipeline.add(sorter);
        pipeline.add(limit);

        aggregated = collection.aggregate(pipeline);
        Prism.getLogger().debug("MongoDB Query: " + pipeline);
    } else {
        // Aggregation pipeline
        List<Document> pipeline = new ArrayList<Document>();
        pipeline.add(matcher);
        pipeline.add(sorter);
        pipeline.add(limit);

        aggregated = collection.aggregate(pipeline);
        Prism.getLogger().debug("MongoDB Query: " + pipeline);
    }

    session.getCommandSource().get()
            .sendMessage(Format.subduedHeading("Query completed, building snapshots..."));

    // Iterate results and build our event record list
    MongoCursor<Document> cursor = aggregated.iterator();
    try {
        List<UUID> uuidsPendingLookup = new ArrayList<UUID>();

        while (cursor.hasNext()) {
            // Mongo document
            Document wrapper = cursor.next();
            Document document = shouldGroup ? (Document) wrapper.get("_id") : wrapper;

            DataContainer data = documentToDataContainer(document);

            if (shouldGroup) {
                data.set(DataQueries.Count, wrapper.get(DataQueries.Count.toString()));
            }

            // Build our result object
            Result result = Result.from(wrapper.getString(DataQueries.EventName.toString()),
                    session.getQuery().isAggregate());

            // Determine the final name of the event source
            if (document.containsKey(DataQueries.Player.toString())) {
                String uuid = document.getString(DataQueries.Player.toString());
                data.set(DataQueries.Cause, uuid);

                if (translate) {
                    uuidsPendingLookup.add(UUID.fromString(uuid));
                }
            } else {
                data.set(DataQueries.Cause, document.getString(DataQueries.Cause.toString()));
            }

            result.data = data;
            results.add(result);
        }

        if (translate && !uuidsPendingLookup.isEmpty()) {
            DataUtil.translateUuidsToNames(results, uuidsPendingLookup).thenAccept(finalResults -> {
                future.complete(finalResults);
            });
        } else {
            future.complete(results);
        }
    } finally {
        cursor.close();
    }

    return future;
}

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From source file:com.hurence.logisland.service.mongodb.MongoDBControllerService.java

License:Apache License

@Override
public Document findOne(Document query) {
    MongoCursor<Document> cursor = this.col.find(query).limit(1).iterator();
    Document retVal = cursor.tryNext();
    cursor.close();

    return retVal;
}

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From source file:com.hurence.logisland.service.mongodb.MongoDBControllerService.java

License:Apache License

@Override
public Document findOne(Document query, Document projection) {
    MongoCursor<Document> cursor = projection != null
            ? this.col.find(query).projection(projection).limit(1).iterator()
            : this.col.find(query).limit(1).iterator();
    Document retVal = cursor.tryNext();
    cursor.close();

    return retVal;
}

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From source file:com.hurence.logisland.service.mongodb.MongoDBControllerService.java

License:Apache License

@Override
public List<Document> findMany(Document query, Document sort, int limit) {
    FindIterable<Document> fi = this.col.find(query);
    if (limit > 0) {
        fi = fi.limit(limit);/* ww  w  .j a va2  s.c o  m*/
    }
    if (sort != null) {
        fi = fi.sort(sort);
    }
    MongoCursor<Document> cursor = fi.iterator();
    List<Document> retVal = new ArrayList<>();
    while (cursor.hasNext()) {
        retVal.add(cursor.next());
    }
    cursor.close();

    return retVal;
}

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From source file:com.imos.sample.SampleMongoDB.java

public static void main(String[] args) {
    MongoClientURI connectionString = new MongoClientURI("mongodb://localhost:27017");
    MongoClient mongoClient = new MongoClient(connectionString);
    MongoDatabase database = mongoClient.getDatabase("sampledb");
    MongoCollection<Document> collection = database.getCollection("sampleLog");
    System.out.println(collection.count());
    MongoCursor<Document> cursor = collection.find().iterator();
    ObjectMapper mapper = new ObjectMapper();
    try {//from  w w  w .j a  v  a 2 s  .co  m
        while (cursor.hasNext()) {
            try {
                System.out.println(mapper.writerWithDefaultPrettyPrinter().writeValueAsString(cursor.next()));
            } catch (JsonProcessingException ex) {
                Logger.getLogger(SampleMongoDB.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    } finally {
        cursor.close();
    }
}

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From source file:com.inflight.rest.ViewPlaces.java

@SuppressWarnings("resource")
@GET//  w ww .j  a va  2  s .  co  m
@Path("/all")
@Produces(MediaType.APPLICATION_JSON)
public String getLocations() {

    JSONArray jsonArr = new JSONArray();

    MongoClientURI connectionString = new MongoClientURI(
            "mongodb://ramkrish:1234567@ds029446.mlab.com:29446/inflight");
    MongoClient mongoClient = new MongoClient(connectionString);

    MongoDatabase database = mongoClient.getDatabase("inflight");

    MongoCollection<Document> collection = database.getCollection("location");

    MongoCursor<Document> cursor = collection.find().iterator();
    try {
        while (cursor.hasNext()) {
            jsonArr.put(cursor.next());

        }
    } finally {
        cursor.close();
    }

    return jsonArr.toString();
}

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From source file:com.mycompany.mavenproject2.AddBrandController.java

public void InsertMongo() throws UnknownHostException {
    //MongoInsert           

    count = (int) col.count();
    if (count == 0) {
        seedData = createSeedData();/*from  ww w  .  j  av  a2  s  .c o  m*/
        col.insertOne(seedData);
    } else {
        sort1 = new BasicDBObject();
        MongoCursor<Document> cursor = col.find().sort(sort1).limit(1).skip((int) count - 1).iterator();
        try {
            while (cursor.hasNext()) {

                ID = cursor.next().getInteger("ID");
                System.out.println("last ID " + ID);
                ID++;
                System.out.println("Inserted " + ID);
            }
        } finally {
            cursor.close();
        }
        final Document seedData = createSeedData();
        col.insertOne(seedData);

    }

    for (Map.Entry<String, Object> entry : seedData.entrySet()) {
        System.out.println(entry.getKey() + "/" + entry.getValue());
    }
    BrandName.clear();
    ManName.clear();
}

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