Example usage for com.mongodb DBObject removeField

Introduction

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

Prototype

Object removeField(String key);

Source Link

Document

Removes a field with a given name from this object.

Usage

From source file:com.ebay.cloud.cms.dal.persistence.impl.root.RootReplaceCommand.java

License:Apache License

@Override
public void execute(PersistenceContext context) {
    DBObject getResult = RootGetCommand.findDBObject(entity.getId(), entity.getBranchId(), context,
            entity.getMetaClass(), ROOT_FIELDS, false);
    if (getResult != null) {
        // check version
        int currentVersion = (Integer) getResult.get(InternalFieldEnum.VERSION.getDbName());
        int version = entity.getVersion();
        if ((version != IEntity.NO_VERSION) && (currentVersion != version)) {
            throw new CmsDalException(DalErrCodeEnum.VERSION_CONFLICT, "current version is " + currentVersion
                    + ", but version in repalce body is " + version + "! entity is " + entity.toString());
        }//from   www .j a v a 2  s .  c o  m

        Date createTime = (Date) getResult.get(InternalFieldEnum.CREATETIME.getDbName());

        DBObject queryObject = buildReplaceRootQuery(currentVersion);
        DBObject updateObject = buildReplaceRootUpdate(currentVersion, createTime);
        try {
            WriteResult result = MongoExecutor.update(context, entity.getMetaClass(), queryObject,
                    updateObject);
            if (result.getN() == 0) {
                throw new CmsDalException(DalErrCodeEnum.VERSION_CONFLICT,
                        "current version is not " + currentVersion);
            }
            //set version for response
            entity.setVersion(currentVersion + 1);
        } catch (RuntimeException e) {
            entity.setVersion(currentVersion);
            throw e;
        } catch (Throwable t) {
            //if anything bad happens, need to set version back
            entity.setVersion(currentVersion);
        } finally {
            //in update scenario, have to set id value back into entity object because we
            //removed id field before
            entity.setId(entity.getId());
        }
    } else {
        // insert

        //2012/7/13 jianxu1 multi threading issue, if client A and client B send replace at same time
        //at T1, none of A and B find existing entity, so at T2, both A and B call insert, of we do not have 
        //unique index for combination of _branchId and _oid, we end up with duplicated entities.
        //FIX is: http://www.mongodb.org/display/DOCS/Indexes,  composite unique index
        //db.branches.ensureIndex({_branchId: 1, _oid: 1}, {unique: true});
        //TODO: change create repository to add composite unique index for branches, for main branch, we just need unique index on _oid

        DBObject insertObject = entity.getNode();
        insertObject.removeField("_id");
        insertObject.put(InternalFieldEnum.VERSION.getDbName(), IEntity.START_VERSION);
        MongoExecutor.insert(context, entity.getMetaClass(), insertObject);
    }
}

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From source file:com.ebay.cloud.cms.dalapi.persistence.impl.root.RootReplaceCommand.java

License:Apache License

@Override
public void execute(PersistenceContext context) {
    DBObject getResult = RootGetCommand.findDBObject(entity.getId(), entity.getBranchId(), context,
            entity.getMetaClass(), ROOT_FIELDS, false);
    if (getResult != null) {
        // check version
        int currentVersion = (Integer) getResult.get(InternalFieldEnum.VERSION.getDbName());
        int version = entity.getVersion();
        if ((version != IEntity.NO_VERSION) && (currentVersion != version)) {
            throw new CmsDalException(DalErrCodeEnum.VERSION_CONFLICT,
                    "current version is " + currentVersion + ", but version in repalce body is " + version);
        }/*from   w  w w  .  ja v a 2s . c om*/

        Date createTime = (Date) getResult.get(InternalFieldEnum.CREATETIME.getDbName());

        DBObject queryObject = buildReplaceRootQuery(currentVersion);
        DBObject updateObject = buildReplaceRootUpdate(currentVersion, createTime);
        try {
            WriteResult result = MongoExecutor.update(context, entity.getMetaClass(), queryObject,
                    updateObject);
            if (result.getN() == 0) {
                throw new CmsDalException(DalErrCodeEnum.VERSION_CONFLICT,
                        "current version is not " + currentVersion);
            }
            //set version for response
            entity.setVersion(currentVersion + 1);
        } catch (RuntimeException e) {
            entity.setVersion(currentVersion);
            throw e;
        } catch (Throwable t) {
            //if anything bad happens, need to set version back
            entity.setVersion(currentVersion);
        } finally {
            //in update scenario, have to set id value back into entity object because we
            //removed id field before
            entity.setId(entity.getId());
        }
    } else {
        // insert

        //2012/7/13 jianxu1 multi threading issue, if client A and client B send replace at same time
        //at T1, none of A and B find existing entity, so at T2, both A and B call insert, of we do not have 
        //unique index for combination of _branchId and _oid, we end up with duplicated entities.
        //FIX is: http://www.mongodb.org/display/DOCS/Indexes,  composite unique index
        //db.branches.ensureIndex({_branchId: 1, _oid: 1}, {unique: true});
        //TODO: change create repository to add composite unique index for branches, for main branch, we just need unique index on _oid

        DBObject insertObject = entity.getNode();
        insertObject.removeField("_id");
        insertObject.put(InternalFieldEnum.VERSION.getDbName(), IEntity.START_VERSION);
        MongoExecutor.insert(context, entity.getMetaClass(), insertObject);
    }
}

---

From source file:com.edgytech.umongo.DocFieldObject.java

License:Apache License

void remove(String key) {
    DBObject doc = (DBObject) value;
    doc.removeField(key);
    structureComponent();
}

---

From source file:com.eywa.impl.app.controllers.session.SessionManager.java

License:Open Source License

public DBObject ping(final String id) throws Exception {
    final DBObject result = SessionService.ping(id);
    if (null != result) {
        // remove not client-used fields (keep only USER_ID)
        result.removeField(Session.DATA);
        result.removeField(Session.PING_TIME);
        result.removeField(Session.IDLE_TIMEOUT);
        result.removeField(Session.PING_TIME);
        result.removeField(Session.EXPIRATION_DATE);
        result.removeField(Session.CREATION_DATE);
        result.removeField(Session.CREATIONDATE);
        result.removeField(Session.TYPE);
    }//from w  w  w.ja  va 2  s  . com
    return result;
}

---

From source file:com.gigaspaces.persistency.datasource.MongoQueryFactory.java

License:Open Source License

@SuppressWarnings("static-access")
private static void replaceIdProperty(BasicDBObjectBuilder qResult, SpaceTypeDescriptor typeDescriptor) {

    DBObject q = qResult.get();

    if (q.containsField(typeDescriptor.getIdPropertyName())) {

        Object value = q.get(typeDescriptor.getIdPropertyName());

        q.removeField(typeDescriptor.getIdPropertyName());

        q.put(Constants.ID_PROPERTY, value);

        qResult.start(q.toMap());//from   w w  w.  j a va  2  s. c o  m
    }
}

---

From source file:com.github.camellabs.iot.cloudlet.document.driver.mongodb.BsonMapper.java

License:Apache License

public static DBObject bsonToJson(DBObject bson) {
    checkNotNull(bson, "BSON passed to the conversion can't be null.");
    LOG.debug("Converting BSON object to JSON: {}", bson);
    DBObject json = new BasicDBObject(bson.toMap());
    Object id = json.get("_id");
    if (id != null) {
        json.removeField("_id");
        json.put("id", id.toString());
    }/*w  w  w .j  a v  a 2  s.  c  om*/
    return json;
}

---

From source file:com.github.camellabs.iot.cloudlet.document.driver.mongodb.BsonMapper.java

License:Apache License

public static DBObject jsonToBson(DBObject json) {
    checkNotNull(json, "JSON passed to the conversion can't be null.");
    LOG.debug("Converting JSON object to BSON: {}", json);
    DBObject bson = new BasicDBObject(json.toMap());
    Object id = bson.get("id");
    if (id != null) {
        bson.removeField("id");
        bson.put("_id", new ObjectId(id.toString()));
    }/*from   www. ja va 2s  .  co m*/
    return bson;
}

---

From source file:com.github.jmkgreen.morphia.mapping.DefaultMapper.java

License:Open Source License

/**
 * <p>/*from   w  ww  .java 2s .c om*/
 * Converts a java object to a mongo-compatible object (possibly a DBObject
 * for complex mappings). Very similar to {@link DefaultMapper#toDBObject}
 * </p>
 * <p>
 * Used (mainly) by query/update operations
 * </p>
 */
Object toMongoObject(Object javaObj, boolean includeClassName) {
    if (javaObj == null)
        return null;

    Class origClass = javaObj.getClass();

    if (origClass.isAnonymousClass() && origClass.getSuperclass().isEnum())
        origClass = origClass.getSuperclass();

    Object newObj = converters.encode(origClass, javaObj);
    if (newObj == null) {
        log.warning("converted " + javaObj + " to null");
        return newObj;
    }
    Class type = newObj.getClass();
    boolean bSameType = origClass.equals(type);

    //TODO: think about this logic a bit more.
    //Even if the converter changed it, should it still be processed?
    if (!bSameType && !(Map.class.isAssignableFrom(type) || Iterable.class.isAssignableFrom(type)))
        return newObj;
    else { //The converter ran, and produced another type, or it is a list/map

        boolean isSingleValue = true;
        boolean isMap = false;
        Class subType = null;

        if (type.isArray() || Map.class.isAssignableFrom(type) || Iterable.class.isAssignableFrom(type)) {
            isSingleValue = false;
            isMap = ReflectionUtils.implementsInterface(type, Map.class);
            // subtype of Long[], List<Long> is Long
            subType = (type.isArray()) ? type.getComponentType()
                    : ReflectionUtils.getParameterizedClass(type, (isMap) ? 1 : 0);
        }

        if (isSingleValue && !ReflectionUtils.isPropertyType(type)) {
            DBObject dbObj = toDBObject(newObj);
            if (!includeClassName)
                dbObj.removeField(CLASS_NAME_FIELDNAME);
            return dbObj;
        } else if (newObj instanceof DBObject) {
            return newObj;
        } else if (isMap) {
            if (ReflectionUtils.isPropertyType(subType))
                return toDBObject(newObj);
            else {
                HashMap m = new HashMap();
                for (Map.Entry e : (Iterable<Map.Entry>) ((Map) newObj).entrySet())
                    m.put(e.getKey(), toMongoObject(e.getValue(), includeClassName));

                return m;
            }
            //Set/List but needs elements converted
        } else if (!isSingleValue && !ReflectionUtils.isPropertyType(subType)) {
            ArrayList<Object> vals = new ArrayList<Object>();
            if (type.isArray())
                for (Object obj : (Object[]) newObj)
                    vals.add(toMongoObject(obj, includeClassName));
            else
                for (Object obj : (Iterable) newObj)
                    vals.add(toMongoObject(obj, includeClassName));

            return vals;
        } else {
            return newObj;
        }
    }
}

---

From source file:com.github.torbinsky.morphia.mapping.DefaultMapper.java

License:Open Source License

/**
 * <p>/* ww w .  j  a  v  a2  s.  c o  m*/
 * Converts a java object to a mongo-compatible object (possibly a DBObject
 * for complex mappings). Very similar to {@link DefaultMapper#toDBObject}
 * </p>
 * <p>
 * Used (mainly) by query/update operations
 * </p>
 */
public Object toMongoObject(Object javaObj, boolean includeClassName) {
    if (javaObj == null)
        return null;

    Class origClass = javaObj.getClass();

    if (origClass.isAnonymousClass() && origClass.getSuperclass().isEnum())
        origClass = origClass.getSuperclass();

    Object newObj = converters.encode(origClass, javaObj);
    if (newObj == null) {
        log.warn("converted " + javaObj + " to null");
        return newObj;
    }
    Class type = newObj.getClass();
    boolean bSameType = origClass.equals(type);

    //TODO: think about this logic a bit more.
    //Even if the converter changed it, should it still be processed?
    if (!bSameType && !(Map.class.isAssignableFrom(type) || Iterable.class.isAssignableFrom(type)))
        return newObj;

    //The converter ran, and produced another type, or it is a list/map
    boolean isSingleValue = true;
    boolean isMap = false;
    Class subType = null;

    if (type.isArray() || Map.class.isAssignableFrom(type) || Iterable.class.isAssignableFrom(type)) {
        isSingleValue = false;
        isMap = ReflectionUtils.implementsInterface(type, Map.class);
        // subtype of Long[], List<Long> is Long
        subType = (type.isArray()) ? type.getComponentType()
                : ReflectionUtils.getParameterizedClass(type, (isMap) ? 1 : 0);
    }

    if (isSingleValue && !ReflectionUtils.isPropertyType(type)) {
        DBObject dbObj = toDBObject(newObj);

        if (!includeClassName)
            dbObj.removeField(CLASS_NAME_FIELDNAME);

        return dbObj;
    }
    if (newObj instanceof DBObject) {
        return newObj;
    }

    if (isMap) {
        if (ReflectionUtils.isPropertyType(subType))
            return toDBObject(newObj);

        HashMap m = new HashMap();
        for (Map.Entry e : (Iterable<Map.Entry>) ((Map) newObj).entrySet())
            m.put(e.getKey(), toMongoObject(e.getValue(), includeClassName));

        return m;
        //Set/List but needs elements converted
    }

    if (!isSingleValue && !ReflectionUtils.isPropertyType(subType)) {
        ArrayList<Object> vals = new ArrayList<Object>();
        if (type.isArray())
            for (Object obj : (Object[]) newObj)
                vals.add(toMongoObject(obj, includeClassName));
        else
            for (Object obj : (Iterable) newObj)
                vals.add(toMongoObject(obj, includeClassName));

        return vals;
    }

    return newObj;
}

---

From source file:com.google.api.services.samples.analytics.cmdline.CoreReportingApiReferenceSample.java

License:Apache License

/**
 * Prints all the rows of data returned by the API.
 *  @param gaData     the data returned from the API.
 * @param collection//from www . j a  v  a 2  s  .  c o m
 * @param d
 */
private static void insertVisitedCompaniesData(GaData gaData, DBCollection collection, Date d)
        throws JSONException {
    if (gaData.getTotalResults() > 0) {
        System.out.println("Data Table: " + collection);

        for (List<String> rowValues : gaData.getRows()) {
            Map jsonMap = (Map) JSON.parse(rowValues.get(0));
            if (jsonMap.get("demandbase_sid") == null) {
                continue;
            }
            DBObject dbObject = new BasicDBObject(jsonMap);
            dbObject.removeField("ip");
            HashMap<Object, Object> map = new HashMap<Object, Object>();
            map.put("demandbase_sid", dbObject.get("demandbase_sid"));
            BasicDBObject objectToRemove = new BasicDBObject(map);
            DBObject andRemove = collection.findAndRemove(objectToRemove);
            if (andRemove == null) {
                dbObject.put("firstVisitDate", new SimpleDateFormat("yyyy/MM/dd").format(d));
            } else {
                dbObject.put("firstVisitDate", andRemove.get("firstVisitDate"));
            }
            collection.insert(dbObject);
        }
    } else {
        System.out.println("No data");
    }
}

---

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