sitewhere MongoDB持久化存储原理

MongoDB数据持久化存储的通用处理程序

//Common handler for creating new objects. Assures that errors are handled in a consistent way. 

public static void insert(MongoCollection<Document> collection, Document object, ErrorCode ifDuplicate)；

//Common handler for updating existing objects. Assures that errors are handled in a consistent way.
 public static void update(MongoCollection<Document> collection, Document query, Document object)；

// Common handler for deleting objects. Assures that errors are handled in a consistent way.
 public static DeleteResult delete(MongoCollection<Document> collection, Document object) ；

//Get a single entity by unique id.
 public static <T> T get(String id, Class<T> api, MongoCollection<Document> collection, IMongoConverterLookup lookup)；

//Search the given collection using the provided query and sort. Return the paged seaerch results.
public static <T> SearchResults<T> search(Class<T> api, MongoCollection<Document> collection, Document query,Document sort, ISearchCriteria criteria, IMongoConverterLookup lookup)；

//Search the given collection using the provided query and sort.
 public static <T> SearchResults<T> search(Class<T> api, MongoCollection<Document> collection, Document query,  Document sort, IMongoConverterLookup lookup)；

// List all items in the collection that match the qiven query.
 public static <T> List<T> list(Class<T> api, MongoCollection<Document> collection, Document query, Document sort,IMongoConverterLookup lookup)；

//Appends filter criteria onto exiting query based on the given date range.
public static void addDateSearchCriteria(Document query, String dateField, IDateRangeSearchCriteria criteria)；

//Common handler for MongoDB client exceptions.
public static SiteWhereException handleClientException(MongoClientException e)；