一、Dubbo介绍
引用官方的一段介绍
ApacheDubbo(incubating)|ˈdʌbəʊ|isahigh-performance,javabasedRPCframeworkopen-sourcedbyAlibaba.AsinmanyRPCsystems,dubboisbasedaroundtheideaofdefiningaservice,specifyingthemethodsthatcanbecalledremotelywiththeirparametersandreturntyp