Example usage for com.mongodb WriteResult getN

Introduction

In this page you can find the example usage for com.mongodb WriteResult getN.

Prototype

public int getN()

Source Link

Document

Gets the "n" field, which contains the number of documents affected in the write operation.

Usage

From source file:io.lumeer.storage.mongodb.dao.project.MorphiaDocumentDao.java

License:Open Source License

@Override
public void deleteDocument(final String id) {
    WriteResult writeResult = datastore.delete(databaseCollection(), MorphiaDocument.class, new ObjectId(id));
    if (writeResult.getN() != 1) {
        throw new WriteFailedException(writeResult);
    }//from  www  .j  a  v  a2  s. c o  m
}

From source file:io.lumeer.storage.mongodb.dao.project.MorphiaViewDao.java

License:Open Source License

public void deleteView(final String id) {
    WriteResult writeResult = datastore.delete(databaseCollection(), MorphiaView.class, new ObjectId(id));
    if (writeResult.getN() != 1) {
        throw new WriteFailedException(writeResult);
    }//from   ww w.  j av  a 2  s  . c om
}

From source file:io.lumeer.storage.mongodb.dao.system.MorphiaOrganizationDao.java

License:Open Source License

@Override
public void deleteOrganization(final String organizationId) {
    WriteResult writeResult = datastore.delete(MorphiaOrganization.class, new ObjectId(organizationId));
    if (writeResult.getN() != 1) {
        throw new WriteFailedException(writeResult);
    }//from  ww  w.j a  va2  s.c  om
}

From source file:me.carbou.mathieu.tictactoe.db.DBCollection.java

License:Apache License

public int update(Map<String, Object> where, Map<String, Object> update, boolean upsert, boolean multi) {
    WriteResult writeResult = getCollection().update(new BasicDBObject(addWhere(where)),
            new BasicDBObject(preUpdate(update)), upsert, multi);
    return writeResult.getN();
}

From source file:mongoDB.MongoDbClientAllImagesAsByteArrays.java

License:Open Source License

@Override
public int acceptFriend(int invitorID, int inviteeID) {
    // delete from pending of the invitee
    // add to confirmed of both invitee and invitor
    int retVal = 0;
    if (invitorID < 0 || inviteeID < 0)
        return -1;

    com.mongodb.DB db = null;/*from  w  w w .j  av  a 2s  .c  o  m*/
    try {
        db = mongo.getDB(database);
        db.requestStart();
        DBCollection collection = db.getCollection("users");
        DBObject q = new BasicDBObject().append("_id", inviteeID);

        // pull out of invitees pending
        BasicDBObject updateCommand = new BasicDBObject();
        updateCommand.put("$pull", new BasicDBObject("PendFriends", invitorID));
        WriteResult res = collection.update(q, updateCommand, false, false, writeConcern);

        // add to invitees confirmed
        updateCommand = new BasicDBObject();
        updateCommand.put("$push", new BasicDBObject("ConfFriends", invitorID));
        res = collection.update(q, updateCommand, false, false, writeConcern);

        // add to invitore confirmed
        q = new BasicDBObject().append("_id", invitorID);
        updateCommand = new BasicDBObject();
        updateCommand.put("$push", new BasicDBObject("ConfFriends", inviteeID));
        res = collection.update(q, updateCommand, false, false, writeConcern);
        db.requestDone();
        return res.getN() == 1 ? 0 : -1;

    } catch (Exception e) {
        System.out.println(e.toString());
        retVal = -1;
    } finally {
        if (db != null) {
            db.requestDone();
        }
    }
    return retVal;

}

From source file:mongoDB.MongoDbClientAllImagesAsByteArrays.java

License:Open Source License

@Override
public int rejectFriend(int invitorID, int inviteeID) {
    // remove from pending of invitee
    int retVal = 0;
    if (invitorID < 0 || inviteeID < 0)
        return -1;

    com.mongodb.DB db = null;/* w w w  .  ja v  a2  s. c  o  m*/
    try {
        db = mongo.getDB(database);
        db.requestStart();
        DBCollection collection = db.getCollection("users");
        DBObject q = new BasicDBObject().append("_id", inviteeID);

        // pull out of invitees pending
        BasicDBObject updateCommand = new BasicDBObject();
        updateCommand.put("$pull", new BasicDBObject("PendFriends", invitorID));
        WriteResult res = collection.update(q, updateCommand, false, false, writeConcern);
        db.requestDone();
        return res.getN() == 1 ? 0 : -1;
    } catch (Exception e) {
        System.out.println(e.toString());
        retVal = -1;
    } finally {
        if (db != null) {
            db.requestDone();
        }
    }
    return retVal;
}

From source file:mongoDB.MongoDbClientAllImagesAsByteArrays.java

License:Open Source License

@Override
public int delCommentOnResource(int resourceCreatorID, int resourceID, int manipulationID) {
    int retVal = 0;
    if (resourceCreatorID < 0 || resourceID < 0 || manipulationID < 0)
        return -1;
    com.mongodb.DB db = null;//from   w w w.  j  a  va  2 s .  co m
    try {
        // get the appropriate database
        db = mongo.getDB(database);
        db.requestStart();
        if (!manipulationArray) { // consider a separate manipoulations
            // table
            DBCollection collection = db.getCollection("manipulation");
            DBObject q = new BasicDBObject().append("mid", Integer.toString(manipulationID)).append("rid",
                    Integer.toString(resourceID));

            collection.remove(q);

        } else {
            DBCollection collection = db.getCollection("resources");
            DBObject q = new BasicDBObject().append("_id", resourceID);
            BasicDBObject updateCommand = new BasicDBObject("Manipulations",
                    new BasicDBObject("mid", Integer.toString(manipulationID)));
            WriteResult res = collection.update(q, new BasicDBObject("$pull", updateCommand), false, false,
                    writeConcern);
            if (res.getN() != 1)
                return -1;
        }

    } catch (Exception e) {
        System.out.println(e.toString());
        retVal = -1;
    } finally {
        if (db != null) {
            db.requestDone();
        }
    }
    return retVal;
}

From source file:mongoDB.MongoDbClientAllImagesAsByteArrays.java

License:Open Source License

@Override
public int thawFriendship(int friendid1, int friendid2) {
    // delete from both their confFriends
    int retVal = 0;
    if (friendid1 < 0 || friendid2 < 0)
        return -1;

    com.mongodb.DB db = null;// w  w  w. j a v  a2 s  .  c o  m
    try {
        db = mongo.getDB(database);
        db.requestStart();
        DBCollection collection = db.getCollection("users");
        DBObject q = new BasicDBObject().append("_id", friendid1);

        // pull out of friend1
        BasicDBObject updateCommand = new BasicDBObject();
        updateCommand.put("$pull", new BasicDBObject("ConfFriends", friendid2));
        WriteResult res = collection.update(q, updateCommand, false, false, writeConcern);
        if (res.getN() != 1)
            return -1;

        q = new BasicDBObject().append("_id", friendid2);
        // pull out of friendid2
        updateCommand = new BasicDBObject();
        updateCommand.put("$pull", new BasicDBObject("ConfFriends", friendid1));
        res = collection.update(q, updateCommand, false, false, writeConcern);

        db.requestDone();
        return res.getN() == 1 ? 0 : -1;

    } catch (Exception e) {
        System.out.println(e.toString());
        retVal = -1;
    } finally {
        if (db != null) {
            db.requestDone();
        }
    }
    return retVal;
}

From source file:mypackage.CreateDB.java

protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {
        String getDBName = request.getParameter("dbname");
        MongoClient mongoClient = new MongoClient("localhost", 27017);
        HttpSession httpSession = request.getSession(false);
        DB db = mongoClient.getDB("mydb");
        DBCollection dBCollection = db.getCollection(httpSession.getAttribute("uname") + "DB");
        BasicDBObject dBObject = new BasicDBObject();
        dBObject.put("kapil", getDBName);
        WriteResult writeResult = dBCollection.insert(dBObject);

        if (writeResult.getN() == 0) {
            out.print("true");
            MongoDatabase mongoDatabase = mongoClient.getDatabase(getDBName);
            mongoDatabase.createCollection("Welcome");
            mongoDatabase.drop();//  w ww .  ja  v  a  2 s.  c om
        } else {
            out.print("false");
        }

    }
}

From source file:net.handle.server.MongoDBHandleStorage.java

License:Open Source License

/**
 * ******************************************************************
 * Delete the specified handle in the database.
 * *******************************************************************
 *//*from w ww.  j  a v  a2 s . co m*/
public boolean deleteHandle(byte handle[]) throws HandleException {
    if (readOnly)
        throw new HandleException(HandleException.STORAGE_RDONLY, "Server is read-only");

    final String handleStr = Util.decodeString(handle);
    final BasicDBObject query = new BasicDBObject("handle", handleStr);
    final DBCollection collection = getCollection(handle);
    final WriteResult result = collection.remove(query);
    return (result.getN() != 0);
}