Examples with Record com.tvd12.dahlia.core.entity.Record used on opensource projects

Example 1 with Record

use of com.tvd12.dahlia.core.entity.Record in project dahlia by youngmonkeys.

the class LocalCollection method insert.

@Override
public EzyObject insert(EzyObject record) {
    CommandInsertOne command = new CommandInsertOne(store.getId(), record);
    EzyObject result = commandExecutor.execute(command);
    return result;
}

Example 2 with Record

use of com.tvd12.dahlia.core.entity.Record in project dahlia by youngmonkeys.

the class CommandInsertHandler method handle.

@Override
public Object handle(CommandInsert command) {
    int collectionId = command.getCollectionId();
    EzyArray data = command.getData();
    Collection collection = databases.getCollection(collectionId);
    CollectionSetting setting = collection.getSetting();
    FieldSetting sId = setting.getId();
    Map<String, FieldSetting> sFields = setting.getFields();
    long dataSize = collection.getDataSize();
    CollectionStorage collectionStorage = storage.getCollectionStorage(collectionId);
    EzyArray answerItems = EzyEntityFactory.newArray();
    synchronized (collection) {
        for (int i = 0; i < data.size(); ++i) {
            EzyObject answerItem = EzyEntityFactory.newObject();
            EzyObject item = data.get(i);
            Comparable id = item.get(Constants.FIELD_ID);
            if (id != null) {
                Record existed = collection.findById(id);
                if (existed != null) {
                    answerItem.put(Constants.RESULT_FIELD_EXISTED, true);
                    answerItems.add(id);
                    continue;
                }
            } else {
                while (true) {
                    id = UUID.randomUUID();
                    Record existed = collection.findById(id);
                    if (existed == null)
                        break;
                }
            }
            Record record = new Record(id, dataSize);
            collection.insert(record);
            collection.increaseDataSize();
            collectionStorage.storeRecord(record, sId, sFields, item);
            answerItem.put(Constants.FIELD_ID, id);
            answerItems.add(id);
        }
    }
    return answerItems;
}

Example 3 with Record

use of com.tvd12.dahlia.core.entity.Record in project dahlia by youngmonkeys.

the class CommandInsertOneHandler method handle.

@Override
public Object handle(CommandInsertOne command) {
    int collectionId = command.getCollectionId();
    EzyObject data = command.getData();
    Collection collection = databases.getCollection(collectionId);
    CollectionSetting setting = collection.getSetting();
    CollectionStorage collectionStorage = storage.getCollectionStorage(collectionId);
    Comparable id = data.get(Constants.FIELD_ID);
    synchronized (collection) {
        if (id != null) {
            Record existed = collection.findById(id);
            if (existed != null)
                throw new DuplicatedIdException(collection.getName(), id);
        } else {
            while (true) {
                id = UUID.randomUUID();
                Record existed = collection.findById(id);
                if (existed == null)
                    break;
            }
            data.put(Constants.FIELD_ID, id);
        }
        Record record = new Record(id, collection.getDataSize());
        collection.insert(record);
        collection.increaseDataSize();
        collectionStorage.storeRecord(record, setting.getId(), setting.getFields(), data);
    }
    EzyObject answer = EzyEntityFactory.newObject();
    answer.put(Constants.FIELD_ID, id);
    return answer;
}

Example 4 with Record

use of com.tvd12.dahlia.core.entity.Record in project dahlia by youngmonkeys.

the class CommandSaveOneHandler method handle.

@Override
public Object handle(CommandSaveOne command) {
    int collectionId = command.getCollectionId();
    EzyObject data = command.getData();
    Collection collection = databases.getCollection(collectionId);
    CollectionSetting setting = collection.getSetting();
    CollectionStorage collectionStorage = storage.getCollectionStorage(collectionId);
    Comparable id = data.get(Constants.FIELD_ID);
    EzyObject answer = EzyEntityFactory.newObject();
    synchronized (collection) {
        if (id != null) {
            Record existed = collection.findById(id);
            if (existed != null)
                answer.put(Constants.RESULT_FIELD_EXISTED, true);
        } else {
            while (true) {
                id = UUID.randomUUID();
                Record existed = collection.findById(id);
                if (existed == null)
                    break;
            }
            data.put(Constants.FIELD_ID, id);
        }
        Record record = new Record(id, collection.getDataSize());
        collection.insert(record);
        collection.increaseDataSize();
        collectionStorage.storeRecord(record, setting.getId(), setting.getFields(), data);
    }
    answer.put(Constants.FIELD_ID, id);
    return answer;
}

Example 5 with Record

use of com.tvd12.dahlia.core.entity.Record in project dahlia by youngmonkeys.

the class QueryToPredicate method toDefaultPredicate.

protected Predicate<EzyObject> toDefaultPredicate(EzyObject query) {
    for (Entry kv : query.entrySet()) {
        String field = null;
        Object value = kv.getValue();
        String fieldOrOperation = (String) kv.getKey();
        Operation operation = Operation.valueOfKeyword(fieldOrOperation);
        if (operation != null) {
            EzyObject oValue = (EzyObject) value;
            for (Entry e : oValue.entrySet()) {
                field = (String) e.getKey();
                value = e.getValue();
                break;
            }
        } else if (value instanceof EzyObject) {
            EzyObject oValue = (EzyObject) value;
            for (Entry e : oValue.entrySet()) {
                String keyword = (String) e.getKey();
                operation = Operation.valueOfKeyword(keyword);
                value = e.getValue();
                break;
            }
        } else {
            field = fieldOrOperation;
            operation = Operation.EQ;
        }
        String qField = field;
        Object qValue = value;
        Operation qOperation = operation;
        return record -> {
            Object rValue = record.get(qField);
            int compareResult = compareValue(rValue, qValue);
            if (qOperation == Operation.GT)
                return compareResult > 0;
            if (qOperation == Operation.GTE)
                return compareResult >= 0;
            if (qOperation == Operation.LT)
                return compareResult < 0;
            if (qOperation == Operation.LTE)
                return compareResult <= 0;
            if (qOperation == Operation.NEQ)
                return compareResult != 0;
            return compareResult == 0;
        };
    }
    return record -> false;
}