Migrating legacy system with web service is an effective and economic way of reusing legacy software in a SOA environment.In this paper,we present an approach for migrating a three-tie object-oriented legacy system to...Migrating legacy system with web service is an effective and economic way of reusing legacy software in a SOA environment.In this paper,we present an approach for migrating a three-tie object-oriented legacy system to SOA environment.The key issue of the approach is about services identification from large numbers of classes.And we propose a bottom-up method to model the system with UML and identify services from UML then.This approach can be a reference to an auto-migrating process.展开更多
基金Supported by the National Grand Fundamental Research 973 Program of China under Grant No.2009CB320704the National High-Tech Research and Development Plan of China under Grant Nos.2007AA010301,2007AA01Z134
文摘Migrating legacy system with web service is an effective and economic way of reusing legacy software in a SOA environment.In this paper,we present an approach for migrating a three-tie object-oriented legacy system to SOA environment.The key issue of the approach is about services identification from large numbers of classes.And we propose a bottom-up method to model the system with UML and identify services from UML then.This approach can be a reference to an auto-migrating process.