Integration with XML Web Services

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Integration with XML Web Services
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XML Web Services Protocol Stack
Internet Protocols
Directory of services UDDI
Service discovery DISCO
Service descriptions WSDL
Service interactions SOAP
Universal type system XSD
Universal data format XML
Ubiquitous communication Internet
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Web Services
Application Concepts
Data
Schema
Services
Invocation
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Web Services with .NET
public class OrderProcessor public void
SubmitOrder(PurchaseOrder order) ... public
class PurchaseOrder public string ShipTo
public string BillTo public string Comment
public Item Items public DateTime
OrderDate
public class OrderProcessor WebMethod
public void SubmitOrder(PurchaseOrder order)
... XmlRoot("Order", Namespace"urnacme.b2b
-schema.v1") public class PurchaseOrder
XmlElement("shipTo") public string ShipTo
XmlElement("billTo") public string BillTo
XmlElement("comment") public string Comment
XmlElement("items") public Item Items
XmlAttribute("date") public DateTime
OrderDate
lt?xml version"1.0" encoding"utf-8"?gt ltsoapEnvel
opegt ltsoapBodygt ltSubmitOrdergt ltOrder
date20010703"gt ltshipTogtManuel
Costalt/shipTogt ltbillTogtBill
Gateslt/billTogt ltcommentgtOvernight
deliverylt/commentgt ltitemsgt
ltproductIdgt17748933lt/productIdgt
ltdescriptiongtDom Perignonlt/descriptiongt
lt/itemsgt lt/Ordergt lt/SubmitOrdergt
lt/soapBodygt lt/soapEnvelopegt
Order order new Order() order.ShipTo Manuel
Costa" order.BillTo Bill Gates" order.OrderDa
te DateTime.Today OrderProcessor.SubmitOrder(
order)
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Demo

• Web Service

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XML Web Services Anytime, Anywhere, on any
Device
SOAP
Web App
SOAP
HTTP HTML
SOAP
Gateway
Custom/ WAP
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.NET Compact Framework

• .NET Framework for Embedded Devices

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Standardizing .NET

• CLI and C standardized by ECMA
• Submission with Intel and Hewlett-Packard
• On December 13, 2001, the ECMA General Assembly
  ratified the C and common language
  infrastructure (CLI) specifications into
  international standards.
• Some companies are implementing the ECMA specs,
  e.g. Ximian and Project Mono (.NET on Linux)
• Microsoft will provide a shared-source
  implementation on FreeBSD and Windows
• http//msdn.microsoft.com/net/ecma/

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How to try the .NET platform?

• .NET Framework SDK (essential)
• CLR, command line compilers, debuggers, class
  libraries, documentation,
• Free Download
• Size 100 MB
• Tool Developers Guide
• Specs IL, Metadata, Debugging, Security, etc
• Source code CLisp, Simple C, debugger, profiler,
  
• Visual Studio .NET (optional)
• IDE (Integrated Development Environment)
• Size 1.5 GB

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.NET in Summary

• The Microsoft software development platform for
  the next decade
• Based on standards, across languages, across
  devices
• Based on the ideia of ubiquitous XML Web Services

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More Information

• http//msdn.microsoft.com/net

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