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Java8List＜Map＞进⾏分组然后在统计ngBy

List

Ma九顶山 p>deviceMap=().collec高薪就业 t(ngBy(map->{

Mapresult=map;

i屈从 f("".equals(f(("ustate")))){

return"osNoOrder";

}el{

f(("ustate"));

}

}));

//Map>deviceMap=(食指有痣 ).coll猪大肠怎么洗干净 ect(ngBy(map->("ustate"));

MapresultMap=newHashMap<>();

h((key,list)->{

(key,());

});