Title: Using Web Service Technologies to create an Information Broker: An Experience Report
1 Using Web Service Technologies to create an Information Broker An Experience Report
Presenter Ke Li
IBHIS Service-Oriented Data Integration Architecture(SODIA)
First prototype IBHISs system architecture
Discussion and Future work
SaaS Software as a Service
Idea locate and bind such web services dynamically.
IBHIS (Integration Broker for Heterogeneous Information Sources)
Goal and demonstrate what is the level of current web service technologies to meet the need of SaaS
Overview of Web Service
One type of open system
interconnection style stack
SOAP (Simple Object Access Protocol)
supply the massage format to communicate and bind other WSs
WSDL (Web Service Description Language) describe how to access WSs
UDDI (Universal Discovery Description Integration) provide WS registry
BPLE4WS (Business Process Language Execution for Web Service) BMPL (Business Modeling Process Language) design the workflow to combine the web services
WSCL (Web Service Conversation Language) describe the order to call services methods
WS-Transaction and Business Transaction Protocol deal with issue of long-running transactions.
6 IBHIS Service-Oriented Data Integration Architecture (SODIA) 7 IBHIS Service-Oriented Data Integration Architecture (SODIA)
NHS (National Health and Social Care) Authority
End Point User
Discovery Service (DS)
Ontology Service (OS)
Security Service (SS)
Data Access Service (DAS)
8 First prototype IBHISs system architecture 9 First prototype IBHISs system architecture
Access Rule Service (ARS)
Federated Schema Service (FSS)
Federated Query Service (FQS)
Audit Service (AS)
Data Access Service (DAS)
10 Comparison between SODIA and the first prototype 11 Implementation of Prototype 1
Programming Platform J2EE
Server Websphere Application Server version 5.0
IDE Websphere Application Developer version 5.0
DBMS MySQL IBM DB2 Oracle
12 Schematic Diagram of Prototype1 13 Discussion Future Work
Use Web Service together with a Federated Database System which is tightly coupled with multiple federated schemas.
14 Discussion Future Work
Web Service Protocol
SOAP 2 massage styles
15 Thank you!
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