http://stackoverflow.com/questions/16967454/instantiation-of-viewmodels-and-service-classes
原文链接：https://www.f2er.com/javaschema/285374.html
http://stackoverflow.com/questions/16967454/instantiation-of-viewmodels-and-service-classes
原文链接：https://www.f2er.com/javaschema/285374.html