gusucode.com > bigdata 工具箱 matlab源码程序 > bigdata/+matlab/+bigdata/+internal/+io/MemoryCacheWriter.m
%MemoryCacheWriter % An implementation of the Writer interface that writes to a % MemoryCacheStore. This will be used by non-spark back-ends. % % Copyright 2016 The MathWorks, Inc. classdef (Sealed) MemoryCacheWriter < matlab.bigdata.internal.io.CacheWriter properties (SetAccess = private) Data = {}; end methods (Access = ?matlab.bigdata.internal.io.MemoryCacheStore) % The main constructor. % % The inputs are as follows: % - cacheEntryId: The value for the CacheEntryId property. % - partitionIndex: The value for the PartitionIndex property. % - cacheStore: The value for the CacheStore property. function obj = MemoryCacheWriter(cacheEntryId, partitionIndex, cacheStore) obj = obj@matlab.bigdata.internal.io.CacheWriter(cacheEntryId, partitionIndex, cacheStore); end end methods (Access = protected) % The underlying implementation of the add method for a single % CacheWriter object. function doAdd(obj, value) obj.Data{end + 1} = value; end % The underlying implementation of the commit method for a single % CacheWriter object. function [data, dataSize] = doCommit(obj, dataSize) data = obj.Data; end % The underlying implementation of discard method for a single % CacheWriter object. function doDiscard(obj) obj.Data = {}; end end end