Web Services In E-commerce Applications

Web services are the focuses of IT fields today. The goal of Web Services is to provide a common technology layer which has no relation with languange and platform .The application of different platforms needs this technology layer to connect and integrate with each other.On the basis of the purchase-order process module of SCM,this article discusses the architecture of Web Service and brings forward a practical e-business model based on Web Service. Then we analyze the format of SOAP message and explain how to process it,describe the binding framework of SOAP and the process of Attachment. After this,we discuss the data module of UDDI,the public and discovery of service. Finally,we discuss the type of WSDL ducument and how to write a WSDL file;explain the mapping relationship of the elements in WSDL file and UDDI service,how to bind the WSDL file with SOAP,HTTP,MIME protocols. Compared with the available research about B2B,our work,the e-business model based on Web Service,has some original and advanced character.