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Web Services A Technical Introduction |
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Table of Contents© 2002. Deitel & Associates, Inc. All Rights Reserved. |
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Illustrations |
xvi |
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Preface |
xxii |
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1 |
Introduction to Web Services |
1 |
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1.1 |
Introduction |
2 |
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1.2 |
Computing Advancements and Web Services |
3 |
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1.2.1 |
Structured Programming to Object Technology |
3 |
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1.2.2 |
Distributed Computing |
4 |
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1.2.3 |
World Wide Web |
5 |
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1.2.4 |
Electronic Data Interchange (EDI) |
5 |
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1.3 |
Emergence of Web Services |
6 |
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1.4 |
Web Services Advantages |
7 |
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1.5 |
Real Web Services |
9 |
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1.6 |
Web Services Challenges |
12 |
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1.7 |
Tour of the Book |
13 |
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1.8 |
Summary |
17 |
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1.9 |
Internet and Web Resources |
18 |
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2 |
Web Services: A New Computing Paradigm |
21 |
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2.1 |
Introduction |
22 |
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2.2 |
What Are Web Services? |
23 |
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2.3 |
Web Services: Additional Web Tool-or New Distributed Computing Environment? |
24 |
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2.4 |
Benefits of Web Services over Other Distributed Computing Technologies |
26 |
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2.5 |
Benefits of Web Services over Software Hosted by Application Service Providers (ASPs) |
|
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2.6 |
ZipCode Resolver: A Simple Web Service |
28 |
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2.7 |
Key Web Services Technologies |
31 |
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2.7.1 |
XML (Extensible Markup Language) |
32 |
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2.7.2 |
SOAP (Simple Object Access Protocol) |
33 |
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2.7.3 |
WSDL (Web Services Description Language) |
34 |
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2.7.4 |
UDDI (Universal Description, Discovery and Integration) |
35 |
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2.8 |
Development of Web Services Standards |
36 |
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2.8.1 |
Standards Bodies |
36 |
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2.8.2 |
W3C and Web Services |
37 |
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2.8.3 |
OASIS and Web Services |
38 |
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2.8.4 |
Vendors and Standardization |
39 |
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2.9 |
Web Services Limitations |
40 |
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2.10 |
Summary |
42 |
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2.11 |
Internet and Web Resources |
43 |
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3 |
Web Services Business Models |
48 |
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3.1 |
Introduction |
49 |
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3.2 |
Frameworks for Delivering Web Services |
50 |
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3.2.1 |
Service-Oriented Architecture |
50 |
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3.2.2 |
Stages of Web Service Development and Deployment |
52 |
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3.3 |
Service-Level Agreements (SLAs) |
54 |
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3.4 |
Web Services Payment Models |
56 |
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3.4.1 |
Payment Mechanisms |
57 |
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3.4.2 |
Payment Tools and Solutions |
59 |
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3.5 |
Business of Publishing Web Services |
61 |
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3.6 |
Service-to-Consumer (S2C) Web Services |
61 |
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3.7 |
Service-to-Business (S2B) Web Services |
64 |
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3.8 |
Service-to-Employee (S2E) Web Services |
66 |
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3.9 |
Web Services Registries and Brokerages |
67 |
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3.9.1 |
UDDI Registries |
68 |
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3.9.2 |
Web Services Brokerages |
69 |
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3.10 |
Web Services Networks |
70 |
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3.11 |
Summary |
72 |
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3.12 |
Internet and Web Resources |
73 |
|
4 |
Web Services and Enterprise Computing |
78 |
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4.1 |
Introduction |
79 |
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4.2 |
Web Services and Corporate Software Development |
79 |
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4.3 |
Web Services and Enterprise Application Integration (EAI) |
81 |
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4.3.1 |
Case Study: British Telecom |
83 |
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4.3.2 |
Case Study: Nordstrom.com |
84 |
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4.4 |
Corporate Portals and Knowledge Management |
84 |
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4.5 |
Web Services and Customer-Relationship Management |
87 |
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4.5.1 |
Case Study: Putnam Lovell Securities |
88 |
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4.5.2 |
Case Study: Microsoft Sales & Support IT Team (SSIT) |
89 |
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4.6 |
Web Services and B2B Collaboration |
90 |
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4.7 |
Summary |
93 |
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4.8 |
Internet and Web Resources |
94 |
|
5 |
XML and Derivative Technologies |
99 |
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5.1 |
Introduction |
100 |
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5.2 |
History of Extensible Markup Language (XML) |
101 |
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5.3 |
Web Services Technology Stack |
102 |
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5.4 |
XML Technologies that Enable Business-Processing Systems |
105 |
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5.5 |
ebXML |
105 |
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5.5.1 |
Trading Partners |
106 |
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5.5.2 |
Business Process and Information Modeling |
107 |
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5.5.3 |
Core Components |
107 |
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5.5.4 |
Registries |
108 |
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5.5.5 |
Messaging Service |
108 |
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5.6 |
Business Transaction Protocol (BTP) |
109 |
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5.7 |
Business Process Modeling Language (BPML) and Business Process Query Language (BPQL) |
109 |
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5.8 |
Web Services Flow Language (WSFL) |
110 |
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5.9 |
Universal Business Language (UBL) |
111 |
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5.10 |
Introduction to XML Markup |
111 |
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5.10.1 |
Document Type Definitions and Schemas |
112 |
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5.10.2 |
XML Namespaces |
112 |
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5.11 |
Summary |
113 |
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5.12 |
Internet and Web Resources |
114 |
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6 |
Understanding SOAP and WSDL |
118 |
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6.1 |
Introduction |
119 |
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6.2 |
History of Simple Object Access Protocol (SOAP) |
120 |
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6.3 |
SOAP Architecture |
121 |
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6.3.1 |
SOAP Message Exchange Model |
122 |
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6.3.2 |
SOAP Messages |
123 |
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6.3.3 |
Encoding |
124 |
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6.3.4 |
Remote Procedure Call (RPC) |
124 |
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6.3.5 |
Transport Protocols |
125 |
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6.4 |
Example of a Simple SOAP Message |
126 |
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6.5 |
SOAP Clients and Servers |
127 |
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6.6 |
SOAP Enhancements |
128 |
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6.7 |
Security |
129 |
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6.8 |
SOAP Alternatives |
130 |
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6.9 |
Web Service Description Language (WSDL) |
130 |
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6.10 |
History of WSDL |
131 |
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6.11 |
Role of WSDL in Web Services |
131 |
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6.12 |
SOAP Implementations |
136 |
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6.12.1 |
Apache Axis |
136 |
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6.12.2 |
Microsoft SOAP Toolkit |
137 |
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6.12.3 |
IBM Web Services ToolKit 3.0 |
138 |
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6.13 |
Summary |
138 |
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6.14 |
Internet and Web Resources |
140 |
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7 |
UDDI, Discovery and Web Services Registries |
143 |
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7.1 |
Introduction |
144 |
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7.2 |
Discovery |
145 |
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7.3 |
SOAP, UDDI and WSDL |
145 |
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7.4 |
Universal Description, Discovery and Integration (UDDI) |
146 |
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7.4.1 |
Operator Nodes and Registrars |
147 |
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7.4.2 |
Advantages of Registering |
147 |
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7.5 |
Role of UDDI in Web Services |
148 |
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7.5.1 |
Levels of UDDI |
148 |
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7.5.2 |
Information Models in UDDI |
148 |
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7.5.3 |
UDDI Publishing and Inquiry APIs |
153 |
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7.6 |
UDDI Registries |
154 |
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7.6.1 |
UDDI Business Registry |
154 |
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7.6.2 |
Private Registries |
159 |
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7.7 |
Limitations of UDDI |
159 |
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7.8 |
Other Discovery Technologies |
160 |
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7.8.1 |
ebXML |
160 |
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7.8.2 |
WS-Inspection |
161 |
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7.9 |
Summary |
162 |
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7.10 |
Internet and Web Resources |
163 |
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8 |
Web Services Platforms, Vendors and Strategies |
167 |
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8.1 |
Introduction |
168 |
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8.2 |
Major Vendors and Their Web Services Strategies |
169 |
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8.2.1 |
BEA Systems and WebLogic |
169 |
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8.2.2 |
Hewlett-Packard, e-Speak and the HP Web Services Platform |
171 |
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8.2.3 |
IBM Web Services: WebSphere, DB2, Lotus and Tivoli |
171 |
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8.2.4 |
Microsoft and the .NET Platform |
172 |
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8.2.5 |
Oracle and the Oracle 9i Developer Suite |
174 |
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8.2.6 |
Sun Microsystems, iPlanet and the Sun ONE Platform |
174 |
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8.3 |
Mid-Sized Vendors and Their Web Services Strategies |
177 |
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8.3.1 |
Borland |
177 |
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8.3.2 |
IONA and the Orbix E2A Platform |
177 |
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8.3.3 |
SilverStream Software and the eXtend Product Line |
178 |
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8.4 |
Start-Up Web Services Platform Vendors |
179 |
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8.4.1 |
Cape Clear Software: CapeConnect and CapeStudio |
179 |
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8.4.2 |
Systinet |
180 |
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8.4.3 |
The Mind Electric |
181 |
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8.5 |
Web Services Management Vendors |
182 |
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8.6 |
Web Services Workflow Vendors |
183 |
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8.7 |
Enterprise Application Integration (EAI) Vendors |
184 |
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8.7.1 |
SeeBeyond |
185 |
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8.7.2 |
Tibco |
185 |
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8.7.3 |
Vitria |
185 |
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8.7.4 |
webMethods |
186 |
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8.8 |
Small and Niche Vendors |
186 |
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8.9 |
Summary |
187 |
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8.10 |
Internet and Web Resources |
188 |
|
9 |
.NET Web Services: A Conceptual Overview |
195 |
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9.1 |
Introduction |
196 |
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9.2 |
.NET Overview |
197 |
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9.2.1 |
.NET Framework |
197 |
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9.2.2 |
Visual Studio .NET |
198 |
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9.2.3 |
ASP (Active Server Pages) .NET |
200 |
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9.3 |
.NET Web Services Basics |
200 |
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9.4 |
Global XML Web Services Architecture (GXA) |
206 |
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9.4.1 |
WS-Inspection |
208 |
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9.4.2 |
WS-Routing |
209 |
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9.4.3 |
WS-Referral |
210 |
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9.4.4 |
WS-Security |
211 |
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9.5 |
Mobile Internet Toolkit and .NET Compact Framework |
213 |
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9.6 |
.NET Web Services Examples |
214 |
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9.6.1 |
.NET My Services |
214 |
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9.6.2 |
MapPoint .NET |
215 |
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9.7 |
Microsoft BizTalk , XLANG and .NET Web Services |
216 |
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9.8 |
Web Services and .NET Enterprise Servers |
218 |
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9.9 |
Summary |
218 |
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9.10 |
Internet and Web Resources |
220 |
|
10 |
Java Web Services: A Conceptual Overview |
224 |
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10.1 |
Introduction |
225 |
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10.2 |
SOAP-Based Web Services Platforms |
226 |
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10.2.1 |
Axis |
227 |
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10.2.2 |
CapeConnect 3.1 |
228 |
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10.2.3 |
GLUE Standard 2.1 |
229 |
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10.2.4 |
IONA Orbix E2A XMLBus 5.1 |
230 |
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10.2.5 |
WASP Lite |
230 |
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10.3 |
Java API for XML Registries (JAXR) |
231 |
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10.3.1 |
Java API for XML Registries (JAXR) Architecture |
233 |
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10.3.2 |
Capabilities and Capability Profiles |
233 |
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10.4 |
JAX-RPC-Based Java Web Services |
234 |
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10.4.1 |
JAX-RPC Overview |
235 |
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10.4.2 |
JAX-RPC Features |
236 |
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10.5 |
Introduction to Java API for XML Messaging (JAXM) |
237 |
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10.5.1 |
Java Messaging APIs |
237 |
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10.5.2 |
JAXM and SAAJ |
238 |
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10.5.3 |
Standalone JAXM Clients and JAXM Web Services |
239 |
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10.5.4 |
JAXM Application with Message Provider |
239 |
|
10.6 |
Introduction to Java 2 Micro Edition |
241 |
|
10.6.1 |
CLDC and MIDP |
241 |
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10.6.2 |
MIDlets |
243 |
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10.7 |
Using J2ME to Access Web Services |
244 |
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10.7.1 |
Accessing Web Services via a Separate Component |
245 |
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10.7.2 |
Accessing Web Services via Proprietary Software |
245 |
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10.8 |
Summary |
247 |
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10.9 |
Internet and Web Resources |
248 |
|
11 |
Computer and Internet Security |
249 |
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11.1 |
Introduction |
250 |
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11.2 |
Ancient Ciphers to Modern Cryptosystems |
251 |
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11.3 |
Secret-Key Cryptography |
252 |
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11.4 |
Public-Key Cryptography |
254 |
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11.5 |
Cryptanalysis |
257 |
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11.6 |
Key Agreement Protocols |
257 |
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11.7 |
Key Management |
258 |
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11.8 |
Digital Signatures |
259 |
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11.9 |
Public-Key Infrastructure, Certificates and Certificate Authorities |
260 |
|
11.9.1 |
Smart Cards |
263 |
|
11.10 |
Security Protocols |
264 |
|
11.10.1 |
Secure Sockets Layer (SSL) |
264 |
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11.10.2 |
IPSec and Virtual Private Networks (VPN) |
265 |
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11.11 |
Authentication and Authorization |
266 |
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11.11.1 |
Kerberos |
266 |
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11.11.2 |
Biometrics |
267 |
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11.11.3 |
Single Sign-On |
268 |
|
11.12 |
Security Attacks |
268 |
|
11.12.1 |
Denial-of-Service (DoS) Attacks |
269 |
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11.12.2 |
Viruses and Worms |
270 |
|
11.12.3 |
Software Exploitation, Web Defacing and Cybercrime |
271 |
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11.13 |
Network Security |
273 |
|
11.13.1 |
Firewalls |
274 |
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11.13.2 |
Intrusion Detection Systems |
275 |
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11.14 |
Steganography |
276 |
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11.15 |
Summary |
278 |
|
11.16 |
Internet and Web Resources |
279 |
|
12 |
Web Services Security |
287 |
|
12.1 |
Introduction |
288 |
|
12.2 |
Basic Security for Transmissions over HTTP |
289 |
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12.3 |
Web Services and Secure Sockets Layer (SSL) |
290 |
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12.4 |
XML Signature and XML Encryption |
291 |
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12.5 |
XML Key Management Specification (XKMS) |
297 |
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12.6 |
Security Assertion Markup Language (SAML) |
301 |
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12.7 |
Extensible Access Control Markup Language (XACML) |
305 |
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12.8 |
Authentication and Authorization for Web Services |
309 |
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12.9 |
Web Services and Network Security |
310 |
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12.10 |
Summary |
311 |
|
12.11 |
Internet and Web Resources |
312 |
|
A |
Introduction to XML Markup |
318 |
|
A.1 |
Introduction |
319 |
|
A.2 |
Introduction to XML Markup |
319 |
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A.3 |
Parsers and Well-Formed XML Documents |
322 |
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A.4 |
Characters |
323 |
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A.4.1 |
Characters vs. Markup |
323 |
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A.4.2 |
Whitespace, Entity References and Built-In Entities |
323 |
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A.5 |
CDATA Sections and Processing Instructions |
325 |
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A.6 |
XML Namespaces |
327 |
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A.7 |
XML Schema |
330 |
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A.8 |
Summary |
333 |
|
A.9 |
Internet and Web Resources |
333 |
|
B |
Implementing Web Services in Visual Basic .NET |
335 |
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B.1 |
Introduction |
336 |
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B.2 |
Publishing and Consuming Web Services |
336 |
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B.3 |
Session Tracking in Web Services |
351 |
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B.4 |
Using Web Forms and Web Services |
365 |
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B.5 |
Programmer-Defined Types in Web Services |
371 |
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B.6 |
Summary |
381 |
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B.7 |
Internet and Web Resources |
382 |
|
C |
Implementing Web Services in Java |
383 |
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C.1 |
Introduction |
384 |
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C.2 |
Software Installation |
385 |
|
C.2.1 |
JWSDP Download and Installation |
385 |
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C.2.2 |
Setting Up the Apache Tomcat Server |
385 |
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C.2.3 |
Deploying a Web Application |
386 |
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C.2.4 |
Cloudscape Database Download and Installation |
387 |
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C.3 |
JAX-RPC Vote Service |
388 |
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C.3.1 |
JAX-RPC-Supported Java Types |
388 |
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C.3.2 |
Defining Vote Service Interface |
390 |
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C.3.3 |
Defining Vote Service Implementation |
390 |
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C.3.4 |
Service Deployment |
395 |
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C.3.5 |
Client Invocation |
399 |
|
C.4 |
JAXM BookBuyer and BookSeller Applications |
403 |
|
C.4.1 |
JAXM Application Overviews |
404 |
|
C.4.2 |
Message Provider Setup |
404 |
|
C.4.3 |
JAXM Applications: Code Walkthrough |
412 |
|
C.5 |
Building a Java Client that Invokes a Web Service |
435 |
|
C.6 |
Summary |
447 |
|
C.7 |
Internet and Web Resources |
447 |
|
D |
Best Web Services Web Sites |
449 |
|
D.1 |
www.webservices.org |
450 |
|
D.2 |
www.webservicesarchitect.com |
450 |
|
D.3 |
www.w3.org |
451 |
|
D.4 |
www.oasis-open.org |
452 |
|
D.5 |
www.uddi.org |
452 |
|
D.6 |
www.microsoft.com |
453 |
|
D.7 |
www.sun.com |
454 |
|
D.8 |
www.ibm.com |
454 |
|
|
Glossary |
456 |
|
Index |
477 |
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[ top ] © 2002. Deitel & Associates, Inc. All Rights Reserved. |
||