Example usage for com.mongodb.util JSON parse

Introduction

In this page you can find the example usage for com.mongodb.util JSON parse.

Prototype

public static Object parse(final String jsonString) 

Source Link

Document

Parses a JSON string and returns a corresponding Java object.

Usage

From source file:mongosensors_server.MapReduce.java

License:Open Source License

public String[] getBUSInfo(String title, String[] time) {
    //POSITIONS ID:LOC
    String map = "function () {" + "value =  {loc : [this.loc]} ;" + "emit(" + this.id + ", value);" + "}";

    String reduce = "function(key, values) {" + "title_list = { loc: [] };" + "for(var i in values) {"
            + "title_list.loc = values[i].loc.concat(title_list.loc);" + "}" + "return title_list;" + "}";

    DBObject query = (DBObject) JSON
            .parse("{'Last update':{$gt:'" + time[0] + "',$lt:'" + time[1] + "'},'title':'" + title + "'}");
    List<String> stringValue = new ArrayList<String>();
    int i = 0;//  www.  j  ava  2 s .  c o m
    for (DBObject o : ((MongoTools) this.client).mongoMapReduce(this.collection, map, reduce, query)
            .results()) {
        stringValue.add(o.toString());
        i++;
    }
    String[] array = new String[stringValue.size()];
    stringValue.toArray(array);
    return array;
}

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From source file:mongosensors_server.MongoTools.java

License:Open Source License

public void insertInCollection(String collection, JSONObject json) {
    DBObject jsonDoc = (DBObject) JSON.parse(json.toString());
    this.db.getCollection(collection).insert(jsonDoc);
}

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From source file:mongosensors_server.MongoTools.java

License:Open Source License

public void insertInCollection(String collection, String data) {
    DBObject jsonDoc = (DBObject) JSON.parse(data);
    this.db.getCollection(collection).insert(jsonDoc);
}

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From source file:mongosensors_server.MongoTools.java

License:Open Source License

public DBCursor getFromCollection(String collection, String query) {
    return this.db.getCollection(collection).find((DBObject) JSON.parse(query));
}

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From source file:mongosensors_server.MongoTools.java

License:Open Source License

public void removeFromCollection(String collection, String query) {
    this.db.getCollection(collection).remove((DBObject) JSON.parse(query));
}

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From source file:mx.edu.cide.justiciacotidiana.v1.model.Comentario.java

License:Open Source License

/**
 * Genera un BasicDBObject a partir de una cadena JSON que representa un comentario.
 * @param content Cadena con el JSON del comentario.
 * @return BasicDBObject si el comentario es vlido y contiene al menos los campos requeridos, null en otro caso.
 *///  www  . j ava2  s .c om
public static BasicDBObject parse(String content) {
    BasicDBObject obj = (BasicDBObject) JSON.parse(content);
    BasicDBObject from = (BasicDBObject) obj.get(FIELDS.FROM);
    String checkedVal = "";

    List<String> params = new ArrayList<String>();
    params.add(FIELDS.MESSAGE);
    params.add(FIELDS.PROPOSALID);

    if (!Utils.validateEmptyStringFields(obj, params)) {
        return null;
    }

    if (null == from) {
        return null;
    }

    checkedVal = from.getString(FIELDS.FACEBOOKUSER);
    if (null == checkedVal || checkedVal.length() == 0)
        return null;

    //Remove unmodifiable fields
    checkedVal = obj.getString(FIELDS.CREATED);
    if (null != checkedVal)
        obj.remove(FIELDS.CREATED);
    checkedVal = obj.getString(FIELDS.UPDATED);
    if (null != checkedVal)
        obj.remove(FIELDS.UPDATED);
    checkedVal = obj.getString(FIELDS.SWBPAGE);
    if (null != checkedVal)
        obj.remove(FIELDS.SWBPAGE);
    return obj;
}

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From source file:mx.edu.cide.justiciacotidiana.v1.model.Voto.java

License:Open Source License

/**
 * Genera un BasicDBObject a partir de una cadena JSON que representa un voto.
 * @param content Cadena con el JSON del voto.
 * @return BasicDBObject si el voto es vlido y contiene al menos los campos requeridos, null en otro caso.
 *///ww  w  .  ja  v a  2 s .c o  m
public static BasicDBObject parse(String content) {
    BasicDBObject obj = (BasicDBObject) JSON.parse(content);
    List<String> params = new ArrayList<String>();
    params.add(FIELDS.PROPOSALID);
    params.add(FIELDS.VALUE);
    params.add(FIELDS.FACEBOOKUSER);

    if (!Utils.validateEmptyStringFields(obj, params)) {
        return null;
    }

    String val = obj.getString(FIELDS.VALUE);
    if (!LIKE.equalsIgnoreCase(val) && !DISLIKE.equalsIgnoreCase(val) && !REFRAIN.equalsIgnoreCase(val))
        return null;

    //Remove unmodifiable fields
    if (null == obj.getString(FIELDS.CREATED))
        obj.remove(FIELDS.CREATED);

    return obj;
}

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From source file:net.hydromatic.optiq.impl.mongodb.MongoTable.java

License:Apache License

/** Executes a "find" operation on the underlying collection.
 *
 * <p>For example,//from  w w w  . j  ava 2s .  com
 * <code>zipsTable.find("{state: 'OR'}", "{city: 1, zipcode: 1}")</code></p>
 *
 * @param mongoDb MongoDB connection
 * @param filterJson Filter JSON string, or null
 * @param projectJson Project JSON string, or null
 * @param fields List of fields to project; or null to return map
 * @return Enumerator of results
 */
public Enumerable<Object> find(DB mongoDb, String filterJson, String projectJson, final List<String> fields) {
    final DBCollection collection = mongoDb.getCollection(collectionName);
    final DBObject filter = filterJson == null ? null : (DBObject) JSON.parse(filterJson);
    final DBObject project = projectJson == null ? null : (DBObject) JSON.parse(projectJson);
    final Function1<DBObject, Object> getter = MongoEnumerator.getter(fields);
    return new AbstractEnumerable<Object>() {
        public Enumerator<Object> enumerator() {
            final DBCursor cursor = collection.find(filter, project);
            return new MongoEnumerator(cursor, getter);
        }
    };
}

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From source file:net.hydromatic.optiq.impl.mongodb.MongoTable.java

License:Apache License

/** Executes an "aggregate" operation on the underlying collection.
 *
 * <p>For example://from   w  w  w  . j  a v a  2  s.c  o  m
 * <code>zipsTable.aggregate(
 * "{$filter: {state: 'OR'}",
 * "{$group: {_id: '$city', c: {$sum: 1}, p: {$sum: '$pop'}}}")
 * </code></p>
 *
 * @param mongoDb MongoDB connection
 * @param fields List of fields to project; or null to return map
 * @param operations One or more JSON strings
 * @return Enumerator of results
 */
public Enumerable<Object> aggregate(final DB mongoDb, final List<String> fields,
        final List<String> operations) {
    List<DBObject> list = new ArrayList<DBObject>();
    for (String operation : operations) {
        list.add((DBObject) JSON.parse(operation));
    }
    final DBObject first = list.get(0);
    final List<DBObject> rest = Util.skip(list);
    final Function1<DBObject, Object> getter = MongoEnumerator.getter(fields);
    return new AbstractEnumerable<Object>() {
        public Enumerator<Object> enumerator() {
            final AggregationOutput result;
            try {
                result = mongoDb.getCollection(collectionName).aggregate(first,
                        rest.toArray(new DBObject[rest.size()]));
            } catch (Exception e) {
                throw new RuntimeException(
                        "While running MongoDB query " + Util.toString(operations, "[", ",\n", "]"), e);
            }
            return new MongoEnumerator(result.results().iterator(), getter);
        }
    };
}

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From source file:net.jurre.edutil.persistence.MongoDB.java

License:Open Source License

public void saveEDDNData(String data) {
    BasicDBObject dataObj = (BasicDBObject) JSON.parse(data);

    String schema = dataObj.getString("$schemaRef");
    dataObj.removeField("$schemaRef");
    dataObj.append("schemaRef", schema);

    if (dataObj.getString("schemaRef").equalsIgnoreCase("http://schemas.elite-markets.net/eddn/commodity/2")) {
        BasicDBObject message = (BasicDBObject) dataObj.get("message");
        boolean stationupdated = updateStationMarketData(message.getString("stationName"),
                message.getString("systemName"), message.get("commodities"));
        if (stationupdated)
            dataObj.append("stationUpdated", true);
    }//ww w  .  j  a  v a  2  s  .co m

    DBCollection collection = this.db.getCollection(MongoDB.EDDN_COLLECTION);
    collection.insert(dataObj);
}

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