Package com.impetus.kundera.metadata.model

Examples of com.impetus.kundera.metadata.model.MetamodelImpl

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            this.entityAlias = fromArray[1];

        persistenceUnit = kunderaMetadata.getApplicationMetadata().getMappedPersistenceUnit(entityName);

        // Get specific metamodel.
        MetamodelImpl model = getMetamodel(persistenceUnit);

        if (model != null)
        {
            entityClass = model.getEntityClass(entityName);
        }

        if (null == entityClass)
        {
            logger.error(
                    "No entity {} found, please verify it is properly annotated with @Entity and not a mapped Super class",
                    entityName);
            throw new QueryHandlerException("No entity found by the name: " + entityName);
        }

        EntityMetadata metadata = model.getEntityMetadata(entityClass);

        if (metadata != null && !metadata.isIndexable())
        {
            throw new QueryHandlerException(entityClass + " is not indexed. Not possible to run a query on it."
                    + " Check whether it was properly annotated for indexing.");
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        return results.isEmpty() ? null : results.get(0);
    }

    private StringBuilder createSelectQuery(Object rowId, EntityMetadata metadata, String tableName)
    {
        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                metadata.getPersistenceUnit());

        CQLTranslator translator = new CQLTranslator();

        String select_Query = translator.SELECTALL_QUERY;
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    @Override
    public void delete(Object entity, Object pKey)
    {
        EntityMetadata m = KunderaMetadataManager.getEntityMetadata(kunderaMetadata, entity.getClass());

        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                m.getPersistenceUnit());

        AbstractManagedType managedType = (AbstractManagedType) metaModel.entity(m.getEntityClazz());

        // For secondary tables.
        List<String> secondaryTables = ((DefaultEntityAnnotationProcessor) managedType.getEntityAnnotation())
                .getSecondaryTablesName();
        secondaryTables.add(m.getTableName());
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     * @param metadata
     * @return
     */
    private List iterateAndReturn(ResultSet rSet, Class entityClazz, EntityMetadata metadata)
    {
        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                metadata.getPersistenceUnit());
        EntityType entityType = metaModel.entity(metadata.getEntityClazz());

        Iterator<Row> rowIter = rSet.iterator();
        List results = new ArrayList();

        Map<String, Object> relationalValues = new HashMap<String, Object>();
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            final KunderaMetadata kunderaMetadata)
    {

        LuceneQueryBuilder queryBuilder = new LuceneQueryBuilder();
        EntityMetadata metadata = kunderaQuery.getEntityMetadata();
        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                metadata.getPersistenceUnit());
        Class valueClazz = null;
        EntityType entity = metaModel.entity(metadata.getEntityClazz());

        for (Object object : kunderaQuery.getFilterClauseQueue())
        {
            if (object instanceof FilterClause)
            {
                FilterClause filter = (FilterClause) object;
                String property = filter.getProperty();
                String condition = filter.getCondition();
                String valueAsString = filter.getValue().get(0).toString();
                String fieldName = metadata.getFieldName(property);
                boolean isEmbeddedId = metaModel.isEmbeddable(metadata.getIdAttribute().getBindableJavaType());
                String idColumn = ((AbstractAttribute) metadata.getIdAttribute()).getJPAColumnName();
                valueClazz = getValueType(entity, fieldName);

                if (isEmbeddedId)
                {
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        {
            // Populate primary key column
            Object rowKey = document.get("_id");
            Class<?> rowKeyValueClass = rowKey.getClass();
            Class<?> idClass = null;
            MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                    m.getPersistenceUnit());
            idClass = m.getIdAttribute().getJavaType();
            rowKey = MongoDBUtils.populateValue(rowKey, idClass);

            if (metaModel.isEmbeddable(m.getIdAttribute().getBindableJavaType()))
            {
                EmbeddableType embeddable = metaModel.embeddable(m.getIdAttribute().getBindableJavaType());
                Iterator<Attribute> iter = embeddable.getAttributes().iterator();
                Object compoundKey = m.getIdAttribute().getBindableJavaType().newInstance();
                while (iter.hasNext())
                {
                    AbstractAttribute compositeAttrib = (AbstractAttribute) iter.next();
                    Object value = ((BasicDBObject) rowKey).get(compositeAttrib.getJPAColumnName());
                    PropertyAccessorHelper.set(compoundKey, (Field) compositeAttrib.getJavaMember(), value);
                }
                PropertyAccessorHelper.setId(entity, m, compoundKey);
            }
            else
            {
                rowKey = MongoDBUtils.getTranslatedObject(rowKey, rowKeyValueClass, idClass);
                PropertyAccessorHelper.setId(entity, m, rowKey);
            }

            // Populate entity columns
            EntityType entityType = metaModel.entity(entityClass);

            Set<Attribute> columns = entityType.getAttributes();

            for (Attribute column : columns)
            {
                if (!column.equals(m.getIdAttribute()))
                {
                    String jpaColumnName = ((AbstractAttribute) column).getJPAColumnName();

                    Class javaType = ((AbstractAttribute) column).getBindableJavaType();
                    if (metaModel.isEmbeddable(javaType))
                    {
                        onViaEmbeddable(column, entity, metaModel, document);
                    }
                    else if (!column.isAssociation())
                    {
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    public Map<String, DBObject> getDocumentFromEntity(EntityMetadata m, Object entity, List<RelationHolder> relations, final KunderaMetadata kunderaMetadata)
            throws PropertyAccessException
    {
        Map<String, DBObject> dbObjects = new HashMap<String, DBObject>();

        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                m.getPersistenceUnit());
        EntityType entityType = metaModel.entity(m.getEntityClazz());

        // Populate Row Key
        Object id = PropertyAccessorHelper.getId(entity, m);

        DBObject dbObj = MongoDBUtils.getDBObject(m, m.getTableName(), dbObjects, metaModel, id);

        // dbObjects.put(m.getTableName(), dbObj);

        // Populate columns
        Set<Attribute> columns = entityType.getAttributes();
        for (Attribute column : columns)
        {
            String tableName = ((AbstractAttribute) column).getTableName() != null ? ((AbstractAttribute) column)
                    .getTableName() : m.getTableName();
            dbObj = MongoDBUtils.getDBObject(m, tableName, dbObjects, metaModel, id);

            if (!column.equals(m.getIdAttribute()))
            {
                try
                {
                    Class javaType = ((AbstractAttribute) column).getBindableJavaType();
                    if (metaModel.isEmbeddable(javaType))
                    {
                        Map<String, DBObject> embeddedObjects = onEmbeddable(column, entity, metaModel, dbObj,
                                m.getTableName());
                        for (String documentName : embeddedObjects.keySet())
                        {
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        // TODO: User must specify this in query and remove this logic once
        // query format is changed

        String enclosingDocumentName = null;

        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                m.getPersistenceUnit());
        EntityType entityType = metaModel.entity(m.getEntityClazz());
        EmbeddableType superColumn = null;
        Set<Attribute> columns = null;
        Attribute attrib = null;
        try
        {
            attrib = entityType.getAttribute(columnName);
            Map<String, EmbeddableType> embeddables = metaModel.getEmbeddables(m.getEntityClazz());
            for (String key : embeddables.keySet())
            {
                superColumn = embeddables.get(key);
                columns = superColumn.getAttributes();
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        List<String> relationNames = entityMetadata.getRelationNames();

        BasicDBObject query = new BasicDBObject();

        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                entityMetadata.getPersistenceUnit());

        AbstractManagedType managedType = (AbstractManagedType) metaModel.entity(entityMetadata.getEntityClazz());

        if (metaModel.isEmbeddable(entityMetadata.getIdAttribute().getBindableJavaType()))
        {
            MongoDBUtils.populateCompoundKey(query, entityMetadata, metaModel, key);
        }
        else
        {
            query.put("_id", MongoDBUtils.populateValue(key, key.getClass()));
        }

        // For secondary tables.
        List<String> secondaryTables = ((DefaultEntityAnnotationProcessor) managedType.getEntityAnnotation())
                .getSecondaryTablesName();
        secondaryTables.add(entityMetadata.getTableName());

        Object enhancedEntity = null;
        Map<String, Object> relationValue = null;
        // Here you need to fetch by sub managed type.

        EntityType entityType = metaModel.entity(entityMetadata.getEntityClazz());

        for (String tableName : secondaryTables)
        {
            DBCollection dbCollection = mongoDb.getCollection(tableName);
            KunderaCoreUtils.printQuery("Find document:" + query, showQuery);
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        EntityMetadata entityMetadata = KunderaMetadataManager.getEntityMetadata(kunderaMetadata, entity.getClass());

        // Find the DBObject to remove first
        BasicDBObject query = new BasicDBObject();

        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata().getMetamodel(
                entityMetadata.getPersistenceUnit());

        if (metaModel.isEmbeddable(entityMetadata.getIdAttribute().getBindableJavaType()))
        {
            MongoDBUtils.populateCompoundKey(query, entityMetadata, metaModel, pKey);
        }
        else
        {

            query.put("_id", MongoDBUtils.populateValue(pKey, pKey.getClass()));
        }

        AbstractManagedType managedType = (AbstractManagedType) metaModel.entity(entityMetadata.getEntityClazz());
        // For secondary tables.
        List<String> secondaryTables = ((DefaultEntityAnnotationProcessor) managedType.getEntityAnnotation())
                .getSecondaryTablesName();
        secondaryTables.add(entityMetadata.getTableName());
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Related Classes of com.impetus.kundera.metadata.model.MetamodelImpl

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  • com.impetus.client.cassandra.thrift.CQLTranslator
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