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5 P P

6 CRM - Monolithic - Objects - Component - Interface -

7 . IT. IT

8 loosely-coupled Client : - Reusability - Interoperability - Scalability - Flexibility

9 - Cost Efficiency - Customized

10 SUN BEA IBM - extensible Markup Language W C WWW HTML HTML HTML Cascade Style Sheet HTML CSS W C Standard Generalized Markup SGML W C Language PDA PC Parser Document Type DTD Definition - Container

11 DTD DTD DTD [ - p ] Simple Object Access Protocol P P P P P UserLand DeveloperMentor P P P HTTP P HTTP LAN Firewall Body Header Envelope P

12 P Schemas Header P P P P P -RPC P P P P P HTTP P P P

13 P Web Services Description Language P IBM W C W C Ariba IBM HTTP

14 getbooks isbn title P

15 Universal Description, Discovery and Integration UDDI UDDI Ariba IBM UDDI B B UDDI UDDI UDDI UDDI UBR UDDI Business Registry UDDI HP SAP IBM White Pages Yellow Pages Green Pages B B IT UDDI B B

16 WS-I Basic Profile Web services Interoperability Organization WS-I Basic Profile Basic Profile. J EE.Net J EE framework.net J EE J EE. JAXB (Java API for Binding) UDDI JAXR (Java API for Registry) -RPC (Java API for -based Remote Procedure Call) EE..Net UDDI P World Wide) W C QoS OASIS (Organization for the Advancement of Structured Information Standards). QoS (Web Consortium Web Services Security SAML (Security Assertion Markup Language). Web Services Security. OASIS

17 . WS-. OASIS WS-ReliableMessaging Reliability Kerberos.. WS-Policy WS. BPEL OASIS WSBPEL (Web Services Business Process Execution Language). OASIS. WSBPEL.. WSDM (Web Services for Distributed Management) WSDM WSDM

18 - Service Consumer

19 : Mainframe - Service Provider - Service Registry - Service Contract - Service Proxy - Service Lease

21 Sun - Modular - Interoperable - Loosely coupled - Interface - Coarse-grained - Location-transparent - Self-healing

22 - Modular Decomposability - Modular Composability - Modular Understandability - Modular Protection - Direct Mapping - Sequence Diagram

23 - Service Interface

24 - Binding Time

25 - Distributed - Objects

26 - Load Balancer

27 Clustered Cluster

28 BEA - Reference Architecture -Presentation Layer

29 Service Bus IT Mainframe Legacy -Enterprise - Enterprise Application Integration

32 IBM - IBM

34 xml

$C# Multiply Locally private void button _Click(object sender, EventArgs e) { int result = Int.Parse(textBox.Text) * Int.Parse(textBox.Text); MessageBox.$

36 C# Multiply Locally private void button _Click(object sender, EventArgs e) { int result = Int.Parse(textBox.Text) * Int.Parse(textBox.Text); MessageBox.Show( "Result = " + result, "Calucalated Locally!"); } Multiply via service private void button _Click(object sender, EventArgs e) { MathServiceSoapClient sc = new

37 MathServiceSoapClient("MathServiceSoap"); int result = sc.multiply(int.parse(textbox.text), Int.Parse(textBox.Text)); MessageBox.Show("Result = " + result, "Calucalated by Remote Service!"); } MathService using System; using System.Web; using System.Web.Services; using System.Web.Services.Protocols; [WebService(Namespace = " [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile _ )] public class MathService : System.Web.Services.WebService { public MathService () { } //Uncomment the following line if using designed components //InitializeComponent(); } [WebMethod] public int Multiply(int a, int b) { return a*b; } <?xml version=" " encoding="utf- "?> - <wsdl:definitions xmlns:soap=" xmlns:tm=" xmlns:soapenc=" xmlns:mime=" xmlns:tns=" xmlns:s=" /Schema" xmlns:soap =" /"

38 xmlns:http=" targetnamespace=" xmlns:wsdl=" - <wsdl:types> - <s:schema elementformdefault="qualified" targetnamespace=" - <s:element name="multiply"> - <s:complextype> - <s:sequence> <s:element minoccurs=" " maxoccurs=" " name="a" type="s:int" /> <s:element minoccurs=" " maxoccurs=" " name="b" type="s:int" /> </s:sequence> </s:complextype> </s:element> - <s:element name="multiplyresponse"> - <s:complextype> - <s:sequence> <s:element minoccurs=" " maxoccurs=" " name="multiplyresult" type="s:int" /> </s:sequence> </s:complextype> </s:element> </s:schema> </wsdl:types> - <wsdl:message name="multiplysoapin"> <wsdl:part name="parameters" element="tns:multiply" /> </wsdl:message> - <wsdl:message name="multiplysoapout"> <wsdl:part name="parameters" element="tns:multiplyresponse" /> </wsdl:message> - <wsdl:porttype name="mathservicesoap"> - <wsdl:operation name="multiply"> <wsdl:input message="tns:multiplysoapin" /> <wsdl:output message="tns:multiplysoapout" /> </wsdl:operation> </wsdl:porttype> - <wsdl:binding name="mathservicesoap" type="tns:mathservicesoap"> <soap:binding transport=" /> - <wsdl:operation name="multiply"> <soap:operation soapaction=" style="document" /> - <wsdl:input> <soap:body use="literal" /> </wsdl:input> - <wsdl:output> <soap:body use="literal" /> </wsdl:output> </wsdl:operation> </wsdl:binding> - <wsdl:binding name="mathservicesoap " type="tns:mathservicesoap"> <soap :binding transport=" /> - <wsdl:operation name="multiply"> <soap :operation soapaction=" style="document" /> - <wsdl:input>

39 <soap :body use="literal" /> </wsdl:input> - <wsdl:output> <soap :body use="literal" /> </wsdl:output> </wsdl:operation> </wsdl:binding> - <wsdl:service name="mathservice"> - <wsdl:port name="mathservicesoap" binding="tns:mathservicesoap"> <soap:address location=" /WebService /MathService.asmx" /> </wsdl:port> - <wsdl:port name="mathservicesoap " binding="tns:mathservicesoap "> <soap :address location=" /WebService /MathService.asmx" /> </wsdl:port> </wsdl:service> </wsdl:definitions> P HTTP P P POST /WebService /MathService.asmx HTTP/ Host: localhost Content-Type: application/soap+xml; charset=utf- Content-Length: <?xml version=" " encoding="utf- "?> <soap :Envelope xmlns:xsi=" /Schema-instance" xmlns:xsd=" /Schema" xmlns:soap =" /soap-envelope"> <soap :Body> <Multiply xmlns=" <a> </a> <b> </b> </Multiply> </soap :Body> </soap :Envelope> HTTP/ OK Content-Type: application/soap+xml; charset=utf- Content-Length: <?xml version=" " encoding="utf- "?> <soap :Envelope xmlns:xsi=" /Schema-instance" xmlns:xsd=" /Schema" xmlns:soap =" /soap-envelope"> <soap :Body>

40 <MultiplyResponse xmlns=" <MultiplyResult> </MultiplyResult> </MultiplyResponse> </soap :Body> </soap :Envelope>

41 .Net JAVA

42 [ ] Duane Nickull, Service Oriented Architecture,Whitepaper, Adobe Systems Incorporated, [ ] Ed Ort, Service-Oriented Architecture and Web Services: Concepts, Technologies, and Tools, SUN, [ ] James McGovern, Sameer Tyagi, Michael Stevens, Sunil Mathew, Java Web Services Architecture,SUN, [ ] Surekha Durvasula, Martin Guttmann, Jeffery Lamb, Practitioners Guide Part Reference Architecture, BEA, [ ] John Ganci,Amit Acharya,Jonathan Adams, Patterns: Foundation Service Creation Scenario,IBM, [ ]

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Development of distributed services - Project III. Jan Magne Tjensvold

Development of distributed services - Project III Jan Magne Tjensvold November 11, 2007 Chapter 1 Project III 1.1 Introduction In this project we were going to make a web service from one of the assignments