IBM E02HMLL-I Implementation Guide - Page 69

Designating, services, integration, components

Page 69 highlights

Table 4. Techniques for creating new integration components without designer tools (continued) Component Technique For more information, see... Web service To designate a Web service as an integration "Designating web component, right-click theWebServices services as folder in the WebSphere Business Integration integration System view and select Register New Web components" Service from the context menu. Designating web services as integration components This section describes how to register and invoke a web service as an integration component in System Manager and contains the following sections: v "Overview" v "Registering a web service" Overview Web services are self-contained, modular, distributed, dynamic applications that can be described, published, located, and invoked over the network to create products, processes, and supply chains. They can be local, distributed, or Web-based. Web services are built on top of open standards such as TCP/IP, HTTP, Java, HTML, and XML. Web services use new standard technologies such as SOAP (Simple Object Access Protocol) for messaging, and UDDI (Universal Description, Discovery and Integration) and WSDL (Web Services Description Language) for publishing and discovery. Using System Manager, you can register a web service as a component of an integration component library (ICL). The registration process lists the web service as a component under Integration Component Libraries and automatically generates the business objects that InterChange Server Express will use to communicate with the web service. You can also use System Manager to test the registered web service before deploying it to the server. Registering a web service In System Manager, use the Register a new web service wizard to register a web service. 1. To start the wizard, expandIntegration Component Libraries in the WebSphere Business Integration System view, right-click the WebServices folder, and select Register New Web Service. The Choose a method to register web services page appears. 2. Click one of the following options: Option Enter a URL for WSDL file Search UDDI registry for a web service Description Allows you to specify the exact web service you want to register Allows you to specify a UDDI registry that you can further search to locate the web service. 3. Click Next. 4. If you clicked Enter a URL for WSDL file in Step 2, the Please enter WSDL URL page appears. In the WSDL URL field, specify the URL of the service you wish to register, click Next, and proceed to Step 8 on page 58. Chapter 4. Using System Manager 57

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Table
4.
Techniques
for
creating
new
integration
components
without
designer
tools
(continued)
Component
Technique
For
more
information,
see...
Web
service
To
designate
a
Web
service
as
an
integration
component,
right-click
the
WebServices
folder
in
the
WebSphere
Business
Integration
System
view
and
select
Register
New
Web
Service
from
the
context
menu.
“Designating
web
services
as
integration
components”
Designating
web
services
as
integration
components
This
section
describes
how
to
register
and
invoke
a
web
service
as
an
integration
component
in
System
Manager
and
contains
the
following
sections:
v
“Overview”
v
“Registering
a
web
service”
Overview
Web
services
are
self-contained,
modular,
distributed,
dynamic
applications
that
can
be
described,
published,
located,
and
invoked
over
the
network
to
create
products,
processes,
and
supply
chains.
They
can
be
local,
distributed,
or
Web-based.
Web
services
are
built
on
top
of
open
standards
such
as
TCP/IP,
HTTP,
Java,
HTML,
and
XML.
Web
services
use
new
standard
technologies
such
as
SOAP
(Simple
Object
Access
Protocol)
for
messaging,
and
UDDI
(Universal
Description,
Discovery
and
Integration)
and
WSDL
(Web
Services
Description
Language)
for
publishing
and
discovery.
Using
System
Manager,
you
can
register
a
web
service
as
a
component
of
an
integration
component
library
(ICL).
The
registration
process
lists
the
web
service
as
a
component
under
Integration
Component
Libraries
and
automatically
generates
the
business
objects
that
InterChange
Server
Express
will
use
to
communicate
with
the
web
service.
You
can
also
use
System
Manager
to
test
the
registered
web
service
before
deploying
it
to
the
server.
Registering
a
web
service
In
System
Manager,
use
the
Register
a
new
web
service
wizard
to
register
a
web
service.
1.
To
start
the
wizard,
expand
Integration
Component
Libraries
in
the
WebSphere
Business
Integration
System
view,
right-click
the
WebServices
folder,
and
select
Register
New
Web
Service
.
The
Choose
a
method
to
register
web
services
page
appears.
2.
Click
one
of
the
following
options:
Option
Description
Enter
a
URL
for
WSDL
file
Allows
you
to
specify
the
exact
web
service
you
want
to
register
Search
UDDI
registry
for
a
web
service
Allows
you
to
specify
a
UDDI
registry
that
you
can
further
search
to
locate
the
web
service.
3.
Click
Next.
4.
If
you
clicked
Enter
a
URL
for
WSDL
file
in
Step
2,
the
Please
enter
WSDL
URL
page
appears.
In
the
WSDL
URL
field,
specify
the
URL
of
the
service
you
wish
to
register,
click
Next,
and
proceed
to
Step
8
on
page
58.
Chapter
4.
Using
System
Manager
57