gusucode.com > bigdata 工具箱 matlab源码程序 > bigdata/+matlab/+bigdata/+internal/+lazyeval/ChunkwiseOperation.m
%ChunkwiseOperation % An operation that acts on each chunk of data. % Copyright 2015-2016 The MathWorks, Inc. classdef (Sealed) ChunkwiseOperation < matlab.bigdata.internal.lazyeval.Operation properties (SetAccess = immutable) % The function handle for the operation. FunctionHandle; end methods % The main constructor. function obj = ChunkwiseOperation(functionHandle, numInputs, numOutputs) supportsPreview = true; obj = obj@matlab.bigdata.internal.lazyeval.Operation(numInputs, numOutputs, supportsPreview); obj.FunctionHandle = functionHandle; end end % Methods overridden in the Operation interface. methods function task = createExecutionTasks(obj, taskDependencies, inputFutureMap, isInputReplicated) import matlab.bigdata.internal.executor.ExecutionTask; import matlab.bigdata.internal.lazyeval.ChunkwiseProcessor; processorFactory = ChunkwiseProcessor.createFactory(... obj.FunctionHandle, obj.NumOutputs, inputFutureMap, isInputReplicated); task = ExecutionTask.createSimpleTask(taskDependencies, processorFactory); end end end