Patterns: Implementing Self-Service in an SOA Environment

14 Patterns: Implementing Self-Service in an SOA Environment

For example, you could implement the runtime variation in Figure 1-7 on page 13

using the product set that is depicted in Figure 1-8.

Figure 1-8 Directly Integrated Single Channel application pattern: Windows® 2000 Product mapping

1.2.5 Reviewing guidelines and related links

The Application patterns, Runtime patterns, and Product mappings can guide

you in defining the application requirements and the network layout. The actual

application development has not been addressed yet. The Patterns Web site

provides guidelines for each Application pattern, including techniques for

developing, implementing, and managing the application, based on the following

guidelines:

򐂰 Design guidelines provide tips and techniques for designing the applications.

򐂰 Development guidelines take you through the process of building the

application, from the requirements phase all the way through the testing and

rollout phases.

򐂰 System management guidelines address the day-to-day operational

concerns, including security, backup and recovery, application management,

and so forth.

򐂰 Performance guidelines give information about how to improve the

application and system performance.

Internal network

Demilitarized zone

O

u

t

s

i

d

e

w

o

r

l

d

Protocol

Firewall

Domain

Firewall

Web Server

Redirector

Windows 2000 + SP3

IBM WebSphere Application

Server V5.0 HTTP Plug-in

IBM HTTP Server 1.3.26

Directory and

Security

Services

LDAP

Application

Server

Windows 2000 + SP3

IBM SecureWay Directory V3.2.1

IBM HTTP Server 1.3.19.1

IBM GSKit 5.0.3

IBM DB2 UDB EE V7.2 + FP5

Database

Existing

Applications

and Data

Windows 2000 + SP3

IBM DB2 UDB ESE V8.1

JMS Option:

Windows 2000 + SP3

IBM WebSphere Application

Server V5.0

IBM WebSphere MQ 5.3

Message-driven bean application

Web Services Option:

Windows 2000 + SP3

IBM WebSphere Application

Server V5.0

IBM HTTP Server 1.3.26

IBM DB2 UDB ESE 8.1

Web service EJB application

JCA Option:

z/OS Release 1.3

IBM CICS Transaction Gateway

V5.0

IBM CICS Transaction Server

V2.2

CICS C-application

Windows 2000 + SP3

IBM WebSphere Application

Server V5.0

JMS Option add:

IBM WebSphere MQ 5.3