com.parse.ParseObject Java Examples

@Override
protected void doIndexedStringEntityQueries() throws Exception {
    // According to the documentation, Parse does NOT support defining indexes manually
    // or for the local datastore.
    // We still are going to determine query performance WITHOUT AN INDEX.

    // set up parse inside of test
    // setting it up in setUp() breaks Parse, as it keeps its init state between tests
    // in hidden ParsePlugins
    ParseObject.registerSubclass(IndexedStringEntity.class);
    setupParse();

    for (int i = 0; i < RUNS; i++) {
        log("----Run " + (i + 1) + " of " + RUNS);
        indexedStringEntityQueriesRun(getBatchSize());
    }
}
 

@Override
protected void doOneByOneCrudRun(int count) throws Exception {
    List<ParseObject> list = new ArrayList<>(count);
    for (int i = 0; i < count; i++) {
        list.add(createEntity(i));
    }

    startClock();
    for (int i = 0; i < count; i++) {
        list.get(i).pin();
    }
    stopClock(Benchmark.Type.ONE_BY_ONE_CREATE);

    startClock();
    for (int i = 0; i < count; i++) {
        list.get(i).pin();
    }
    stopClock(Benchmark.Type.ONE_BY_ONE_UPDATE);

    deleteAll();
}
 

@Override
public void call() {
    ParseQuery<ParseObject> query = ParseQuery.getQuery(ParseLikeTableDefinitions.PARSE_LIKE_TABLE);
    query.whereEqualTo(ParseLikeTableDefinitions.PARSE_LIKE_USER_ID, userId);

    query.findInBackground(new FindCallback<ParseObject>() {
        @Override
        public void done(List<ParseObject> parseLikes, ParseException e) {
            if (e == null) {
                if(parseLikes.size() > 0){
                    ParseObject likeObject = parseLikes.get(0);

                    likeObject.increment(ParseLikeTableDefinitions.PARSE_LIKE_NUM_LIKES);
                    likeObject.saveInBackground();
                }

                responseCallback.complete(userId);

            } else {
                LoggerProvider.getLogger().d(LOGTAG, "Error retrying info from parse");
            }
        }

    });
}
 

public static <T extends SyncEntity> ParseObject toParseObject(T entity) {
    try {
        Class entityClass = entity.getClass();
        ParseClass a = (ParseClass) entityClass.getAnnotation(ParseClass.class);
        String parseClassName = entityClass.getSimpleName();

        if (a.name() != null && !a.name().isEmpty()) {
            parseClassName = a.name();
        }

        ParseObject parseObject = ParseObject.create(parseClassName);
        toParseObject(entity, parseObject);

        return parseObject;

    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}
 

/**
 *  Limit 10000 by skip
 */
@NonNull
@CheckReturnValue
public static <R extends ParseObject> Observable<R> all(@NonNull final ParseQuery<R> query, int count) {
    final int limit = 1000; // limit limitation
    query.setSkip(0);
    query.setLimit(limit);
    Observable<R> find = find(query);
    for (int i = limit; i < count; i+= limit) {
        if (i >= 10000) break; // skip limitation
        query.setSkip(i);
        query.setLimit(limit);
        find.concatWith(find(query));
    }
    return find.distinct(o -> o.getObjectId());
}
 

@Override
public void call() {
    ParseQuery<ParseObject> query = ParseQuery.getQuery(ParseLikeTableDefinitions.PARSE_LIKE_TABLE);
    query.whereContainedIn(ParseLikeTableDefinitions.PARSE_LIKE_USER_ID, userIds);

    query.findInBackground(new FindCallback<ParseObject>() {
        @Override
        public void done(List<ParseObject> parseLikes, ParseException e) {
            if (e == null) {
                GetLikesResponse response = new GetLikesResponse();

                for (ParseObject likeObject : parseLikes) {
                    String userId = likeObject.getString(ParseLikeTableDefinitions.PARSE_LIKE_USER_ID);
                    int numLikes = likeObject.getInt(ParseLikeTableDefinitions.PARSE_LIKE_NUM_LIKES);

                    response.add(userId, numLikes);
                }

                responseCallback.complete(response);

            } else {
                LoggerProvider.getLogger().d(LOGTAG, "Error retrying info from parse");
            }
        }

    });
}
 

private void logEvent(final String eventName, Map<String, Object> properties)
{
    if (!OBConfigManager.sharedManager.isAnalyticsEnabled()) return;
    //
    MainActivity.log("OBAnalyticsManagerOnline.logEvent: " + eventName + " " + properties.toString());
    //
    ParseObject parseObject = new ParseObject(eventName);
    for (String key : properties.keySet())
    {
        parseObject.put(key, properties.get(key));
    }
    //
    parseObject.put(OBAnalytics.Params.DEVICE_UUID, OBSystemsManager.sharedManager.device_getUUID());
    parseObject.saveEventually(new SaveCallback()
    {
        @Override
        public void done (ParseException e)
        {
            if (e != null)
            {
                MainActivity.log("OBAnalyticsManagerOnline.logEvent.event save failed");
                e.printStackTrace();
            }
        }
    });
    //
    long currentTime = System.currentTimeMillis();
    // TODO: move the time frame for uploads to the config (1hour)
    if (currentTime - lastDataUploadTimestamp > 1000 * 60 * 60 * 1)
    {
        uploadData();
    }
}
 

private void getOldListItems(Date lastObjectCreatedAtDate) {

        ParseQuery<ParseObject> queryGetOldItems = ParseQuery.getQuery(dbToSearch);
        queryGetOldItems.whereEqualTo("newspaper_id", npIdString);
        queryGetOldItems.whereEqualTo("cat_id", catIdString);
        queryGetOldItems.whereLessThan("createdAt", lastObjectCreatedAtDate);
        queryGetOldItems.setLimit(20);
        queryGetOldItems.orderByDescending("createdAt");

        queryGetOldItems.findInBackground(new FindCallback<ParseObject>() {
            @Override
            public void done(List<ParseObject> articleObjectList, ParseException exception) {
                // Log.d(TAG, "Old Items articleObjectList " +
                // articleObjectList.size());
                if(exception == null){
                    retainedList.addAll(articleObjectList);
                    newsAdapter.notifyDataSetChanged();

                    // Log.d(TAG, "articleObjectList Retained " +
                    // retainedList.size());

                    mListView.removeFooterView(footerOnList);
                    mListViewContainer.setRefreshing(false);
                    flag_loading_old_data = false;
                } else {
                    Crashlytics.log("Wrong while fetching - " + exception.getMessage());
                    headerTextView.setText("Something went wrong!");
                }
            }

        });

    }
 

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    ViewHolder holder;
    if (convertView == null) {
        LayoutInflater inflater = ctx.getLayoutInflater();
        convertView = inflater.inflate(R.layout.headline_list_row, parent, false);

        holder = new ViewHolder();
        holder.textViewItem = (TextView) convertView.findViewById(R.id.headline);
        convertView.setTag(holder);

    } else {
        holder = (ViewHolder) convertView.getTag();
    }

    ParseObject object = articleObjectList.get(position);
    // Add the title view
    holder.textViewItem.setText(object.getString("title"));

    // get PubDate
    Date createdAtDate = object.getCreatedAt();
    long createdAtDateInMillis = createdAtDate.getTime();
    //Log.d(TAG, "createdAtDateInMillis " + createdAtDateInMillis);

    String diff = getTimeAgo(createdAtDateInMillis);
    //Log.d(TAG, "diff " + diff);

    // Add title, link to Map
    linkMap.put(object.getString("title"), object.getString("link"));
    pubDateMap.put(object.getString("title"), diff);
    //Log.d(TAG, "Added " + pubDateMap.get(object.getString("title")));

    // PubDate

    return convertView;

}
 

public static <T extends ParseObject> List<T> findAllParseObjects(ParseQuery<T> query) throws ParseException {
    List <T> result = new ArrayList<T>();
    query.setLimit(DEFAULT_PARSE_QUERY_LIMIT);
    List<T> chunk = null;
    do {
        chunk = query.find();
        result.addAll(chunk);
        query.setSkip(query.getSkip() + query.getLimit());
    } while (chunk.size() == query.getLimit());
    return result;
}
 

public static <T extends ParseObject> Task<List<T>> findAllParseObjectsAsync(final ParseQuery<T> query) {
    return Task.callInBackground(new Callable<List<T>>() {
        @Override
        public List<T> call() throws Exception {
            return findAllParseObjects(query);
        }
    });
}
 

public static <T extends SyncEntity> T fromParseObject(ParseObject parseObject, Class<T> entityClass) {
    try {
        final T entity = entityClass.newInstance();
        fromParseObject(parseObject, entity);
        return entity;
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}
 

private void indexedStringEntityQueriesRun(int count) throws ParseException {
    // create entities
    List<IndexedStringEntity> entities = new ArrayList<>(count);
    String[] fixedRandomStrings = StringGenerator.createFixedRandomStrings(count);
    for (int i = 0; i < count; i++) {
        IndexedStringEntity entity = new IndexedStringEntity();
        entity.setIndexedString(fixedRandomStrings[i]);
        entities.add(entity);
    }
    log("Built entities.");

    // insert entities
    ParseObject.pinAll(entities);
    log("Inserted entities.");

    // query for entities by indexed string at random
    int[] randomIndices = StringGenerator.getFixedRandomIndices(QUERY_COUNT, count - 1);

    startClock();
    for (int i = 0; i < QUERY_COUNT; i++) {
        int nextIndex = randomIndices[i];

        ParseQuery<IndexedStringEntity> query = ParseQuery.getQuery(IndexedStringEntity.class);
        query.whereEqualTo(IndexedStringEntity.INDEXED_STRING, fixedRandomStrings[nextIndex]);
        //noinspection unused
        List<IndexedStringEntity> result = query.find();
    }
    stopClock(Benchmark.Type.QUERY_INDEXED);

    // delete all entities
    ParseObject.unpinAll();
    log("Deleted all entities.");
}
 

@Override
protected void doBatchCrudRun(int count) throws Exception {
    List<ParseObject> list = new ArrayList<>(count);
    for (int i = 0; i < count; i++) {
        list.add(createEntity(i));
    }

    startClock();
    ParseObject.pinAll(list);
    stopClock(Benchmark.Type.BATCH_CREATE);

    startClock();
    ParseObject.pinAll(list);
    stopClock(Benchmark.Type.BATCH_UPDATE);

    startClock();
    List<ParseObject> reloaded = ParseQuery.getQuery("SimpleEntity")
            .fromLocalDatastore()
            .find();
    stopClock(Benchmark.Type.BATCH_READ);

    startClock();
    for (int i = 0; i < reloaded.size(); i++) {
        ParseObject entity = reloaded.get(i);
        entity.getBoolean("simpleBoolean");
        entity.getInt("simpleByte");
        entity.getInt("simpleShort");
        entity.getInt("simpleInt");
        entity.getLong("simpleLong");
        entity.getDouble("simpleFloat");
        entity.getDouble("simpleDouble");
        entity.getString("simpleString");
        entity.getBytes("simpleByteArray");
    }
    stopClock(Benchmark.Type.BATCH_ACCESS);

    startClock();
    deleteAll();
    stopClock(Benchmark.Type.BATCH_DELETE);
}
 

private ParseObject createEntity(int nr) {
    ParseObject entity = new ParseObject("SimpleEntity");
    entity.put("simpleBoolean", true);
    entity.put("simpleByte", nr & 0xff);
    entity.put("simpleShort", nr & 0xffff);
    entity.put("simpleInt", nr);
    entity.put("simpleLong", Long.MAX_VALUE - nr);
    entity.put("simpleFloat", (float) (Math.PI * nr));
    entity.put("simpleDouble", Math.E * nr);
    entity.put("simpleString", "greenrobot greenDAO");
    byte[] bytes = { 42, -17, 23, 0, 127, -128 };
    entity.put("simpleByteArray", bytes);
    return entity;
}
 

@NonNull
public static <R extends ParseObject> Completable delete(@NonNull final R object) {
    return RxTask.completable(() -> object.deleteInBackground());
}
 

private void deleteAll() throws ParseException {
    ParseObject.unpinAll();
}
 

private void getNewListItems() {

        mListViewContainer.setRefreshing(true);
        ParseQuery<ParseObject> queryGetNewItems = ParseQuery.getQuery(dbToSearch);
        queryGetNewItems.whereEqualTo("newspaper_id", npIdString);
        queryGetNewItems.whereEqualTo("cat_id", catIdString);
        queryGetNewItems.orderByDescending("createdAt");

        if (retainedList.size() > 0) {
            ParseObject topObject = retainedList.get(0);
            Date topObjectCreatedAt = topObject.getCreatedAt();
            queryGetNewItems.whereGreaterThan("createdAt", topObjectCreatedAt);
        }

        if (firstRun) {
            queryGetNewItems.setLimit(15);
        }
        //TODO: Try-catch with message
        queryGetNewItems.findInBackground(new FindCallback<ParseObject>() {
            @Override
            public void done(List<ParseObject> articleObjectList, ParseException exception) {

                if(exception == null){

                    retainedList.addAll(0, articleObjectList);

                    newsAdapter.notifyDataSetChanged();

                    dateLastUpdatedString = "Last Updated: "
                            + (DateUtils.formatDateTime(context, System.currentTimeMillis(), //
                            DateUtils.FORMAT_SHOW_TIME //
                                    | DateUtils.FORMAT_SHOW_WEEKDAY //
                                    | DateUtils.FORMAT_SHOW_DATE //
                                    | DateUtils.FORMAT_ABBREV_WEEKDAY //
                                    | DateUtils.FORMAT_NO_NOON //
                                    | DateUtils.FORMAT_NO_MIDNIGHT)); //
                    headerTextView.setText(dateLastUpdatedString);
                    mListViewContainer.setRefreshing(false);

                    if (mTwoPane) {
                        mListView.performItemClick(newsAdapter.getView(mActivatedPosition - 1, null, null),
                                mActivatedPosition, mActivatedPosition);

                    }
                    firstRun = false;
                } else {
                    Crashlytics.log("Wrong while fetching - " + exception.getMessage());
                    headerTextView.setText("Something went wrong!");
                }
            }

        });
    }
 

public NewsAdapter(Activity context, List<ParseObject> articleObjectList) {
    super(context, R.layout.headline_list_row, articleObjectList);
    ctx = context;
    this.articleObjectList = articleObjectList;

}
 

@NonNull
@CheckReturnValue
public static <R extends ParseObject> Observable<R> find(@NonNull final ParseQuery<R> query) {
    return RxTask.observable(() -> query.findInBackground())
            .flatMap(l -> Observable.fromIterable(l));
}
 

public static <T extends ParseObject> List<T> findAllParseObjects(Class<T> clazz) throws ParseException {
    return findAllParseObjects(ParseQuery.getQuery(clazz));
}
 

@NonNull
@CheckReturnValue
public static <R extends ParseObject> Single<Integer> count(@NonNull final ParseQuery<R> query) {
    return RxTask.single(() -> query.countInBackground());

}
 

public static <T extends ParseObject> Task<List<T>> findAllParseObjectsAsync(Class<T> clazz) {
    return findAllParseObjectsAsync(ParseQuery.getQuery(clazz));
}
 

@NonNull
public static <R extends ParseObject> Completable pin(@NonNull final R object) {
    return RxTask.completable(() -> object.pinInBackground());
}
 

public static <T extends SyncEntity, P extends ParseObject> void toParseObject(final T entity, final P parseObject) {
    try {
        Class entityClass = entity.getClass();

        // update objectId
        if (entity.getSyncId() != null) {
            Field objectIdField = ParseObject.class.getDeclaredField("objectId");
            objectIdField.setAccessible(true);
            objectIdField.set(parseObject, entity.getSyncId());
            objectIdField.setAccessible(false);
        }

        // update createdAt
        if (entity.getCreationDate() != null) {
            Field createdAtField = ParseObject.class.getDeclaredField("createdAt");
            createdAtField.setAccessible(true);
            createdAtField.set(parseObject, entity.getCreationDate());
            createdAtField.setAccessible(false);
        }

        // update updatedAt
        if (entity.getSyncDate() != null) {
            Field updatedAtField = ParseObject.class.getDeclaredField("updatedAt");
            updatedAtField.setAccessible(true);
            updatedAtField.set(parseObject, entity.getSyncDate());
            updatedAtField.setAccessible(false);
        }

        ReflectionUtils.doWithFields(
                entityClass,
                new ReflectionUtils.FieldCallback() {
                    @Override
                    public void doWith(Field field) throws IllegalArgumentException, IllegalAccessException {
                        ParseField a = field.getAnnotation(ParseField.class);
                        if (a == null)
                            return;
                        String parseFieldName = field.getName();
                        if (a.name() != null && !a.name().isEmpty()) {
                            parseFieldName = a.name();
                        }

                        boolean accessible = field.isAccessible();
                        field.setAccessible(true);
                        Object value = field.get(entity);
                        if (value != null)
                            parseObject.put(parseFieldName, value);
                        else parseObject.remove(parseFieldName);
                        field.setAccessible(accessible);
                    }
                }
        );
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}
 

@NonNull
public static <R extends ParseObject> Completable pin(@NonNull final List<R> objects) {
    return RxTask.completable(() -> ParseObject.pinAllInBackground(objects));
}
 

@NonNull
public static <R extends ParseObject> Completable delete(@NonNull final List<R> objects) {
    return RxTask.completable(() -> ParseObject.deleteAllInBackground(objects));
}
 

@NonNull
public static <R extends ParseObject> Completable pin(@NonNull final String name, @NonNull final List<R> objects) {
    return RxTask.completable(() -> ParseObject.pinAllInBackground(name, objects));
}
 

@NonNull
public static <R extends ParseObject> Completable save(@NonNull final R object) {
    return RxTask.completable(() -> object.saveInBackground());
}
 

@NonNull
public static <R extends ParseObject> Completable unpin(@NonNull final R object) {
    return RxTask.completable(() -> object.unpinInBackground());
}