简介：Inthispaper,wepresentthecurrentstatusoftheprojectfordevelopingthenumericallibrayrinJAVA.Wehavepresentedhowobject-orientedtechniquesimproveusageandalsodevelopmentofnumericallibrariescomparedwiththeconventionalwayatpreviousconference,weneedmanyfunctionsfordataanalysiswhichisnotprovidedwithinJAVAlanguage,forexample,goodrandomnumbergenerators.specialfunctionsandsoon.Ourdevelopmentstrategyisfocusedoneasinessofimplementationandaddingnewfeaturesbyusersthemselvesnotonlybydevelopers.InHPCfiled,thereareotherfocuseffortstodevelopnumericallibrariesinJAVA,However,theirfocusisontheperformanceofexecution.noteasinessofextension.Followingthestrategy,wehavedegignedandimplementedmoreclassesforrandomnumbergeneratorsandsoon.