What Are Web Services?
What is a Web Service?
Why are Web Services Needed?
Distributed Object Computing
Major Players in Web Services
Web Services Interoperability
Benefits of Web Service Integration
SOAP
UDDI
Web Services Business Models
Business Models Classified
Service Oriented Architecture (SOA)
Services Are Independent
ASP.NET Web Services
Alternative Technologies
Web Service Enhancements 3.0
Windows Communication Framework

Web Services Fundamentals
Understanding Web Services
Internet Information Services
Internet Services Manager
Virtual Directory
Anonymous Access
IIS Applications
An Echo Web Service
Echo Web Service Using ASP.NET
SOAP Request
Testing the Web Service
HTTP POST Request
Hypertext Transfer Protocol (HTTP)
HTTP Headers and Content
HTTP Methods
XML
SOAP-Based Web Services
Messaging Models
Messaging Over the Web
The SOAP Messaging Model
SOAP Namespaces
The SOAP Envelope
The Message Header
Header Entry Attributes
The Message Body
Service Descriptions
Web Services Description Language
Viewing WSDL
Using WSDL
wsdl.exe in .NET SDK

Developing ASP.NET Web Services
Developing Web Services in Visual Studio 2008
Code for a Simple Web Service
Hello World Web Service
Concatenate Web Service
WebService Directive

Service.vb
System.Web.Services Namespace
WebService Attribute
WebMethod Attribute
BufferResponse
MessageName
Basic Profile
Turning Off Conformance Checking
WS-I Basic Profile
ASP.NET Configuration
Multi-level Configuration
Configuration Hierarchy
WebService Class

Web Service Clients
Protocols
Accessing a Web Service
Creating a Proxy
Creating a Proxy using wsdl.exe
Exploring the Generated Proxy Code
Console Client Test Program
Creating a Proxy via Visual Studio

ASP.NET Web Services Programming Model
Asynchronous Programming in Web Services
Begin and End Asynchronous Methods
Using a Callback Delegate
Asynchronous Events in .NET 2.0
State Management in ASP.NET
Application and Session Objects
Session Management
Application Management
ASP.NET Web Services Transactions
Caching: An Overview
Data to be Cached – Time Frame
Output Caching
Debugging
Debugging a Web Service
Enable Debugging in Web.config
Deploying a Web Service

XML Serialization
Serialization in .NET
CLR Serialization
Circular List and XML Serialization
XML Serialization Infrastructure
What Will Not Be Serialized
XML Schema
XSD Tool
The XML Designer
A More Complex Schema
A Car Dealership
Deserializing According to a Schema
Type Infidelity
Customizing XML Serialization
XML Serialization and Web Services

More About SOAP
The SOAP Messaging Model
SOAP Namespaces
The SOAP Envelope
The Message Header
Using SOAP Headers in .NET
Using SOAP Headers on the Client
Call Body
Response Body
Returning Errors
Document Style Web Services
Document vs. RPC Style
Wrapped vs. Bare Style
Literal vs. Encoded Use
SOAP 1.2
Specifying the Transport Protocols
Making a Request Using SOAP 1.2

More About WSDL
SOAP-Based Web Services
Component-Based Software
Component Models
Web Services as Components
A World without Type Information
The Need for Service Description
An IDL for Web Services
Web Services Description Language
WSDL Namespaces
The WSDL Description Model
A Bird’s Eye View
WSDL Descriptors as Schema
The Schema for WSDL Descriptors
Associations between Components
Interface Description
Messaging Scenarios
Operations: Input, Output, and Fault
Messages
Service Description
Extending WSDL
The Binding Component

A Structural Pattern
The SOAP Binding
Document vs. RPC Style
Encoded vs. Literal Use
Using WSDL Files
An Abstract Class
Implementing the Web Service
WSDL First!
WSDL Support in .NET
WSDL Viewer Tool
WSDL Viewer Source Code

Data Access with Web Services
Multiple-Project Solutions
A Windows Application Client Project
Adding a Web Reference
Multiple Projects in Solution Explorer
Implementing a Client Proxy
Multiple-Tier Data Access
A Data Access Web Service
An Enhanced Web Service
Client for Enhanced Web Service
Objects in a ListBox
Web Services Pass Data
LocalCourse
Client Code
Type Information in Web Services
Type Information as XML Schema
Typed DataSets in Web Services
Adding a Typed DataSet
Returning a Typed DataTable
Binding to a Web Service
Troubleshooting Tip

Introduction to WCF
What is WCF?
WCF Services
Service Orientation
WCF and Web Services
WCF = ABC
Address, Binding, Contract
Hosting Services
A Website for the Service
Service Configuration
Configuration Details
Examining the Service in the Browser
WCF Clients
Creating WCF Clients
Add Service Reference Dialog
Interop with ASMX Web Services
EchoService20
EchoServiceASMX
.Net 2.0 Client
EchoService
EchoClient35 Code
Data Contract
Operation Contract
Client Program
Deploying a WCF Web Service

Appendix A – Learning Resources

Appendix B – Configuring IIS for ASP.NET
ASP.NET Versions Side-by-Side
Configuring for ASP.NET 2.0
Installing ASP.NET