Patterns: Implementing Self-Service in an SOA Environment

380 Patterns: Implementing Self-Service in an SOA Environment

–Name

This field is an administrative name used for locating the JMS activation

specification. Enter a value of Mail MDB Activation Spec.

– JNDI name

This is where the application’s message-driven beans will be bound to for

message delivery. Enter a value of esb/SelfService/Mail.

– Destination type

The means the type of the JMS destination (queue or topic) that will be

used to deliver messages to the message-driven bean. Accept the default

of Queue.

– Destination JNDI name

This field is the location in JNDI of the JMS destination from which to

receive messages. Enter a value of jms/SelfService/ProcessorToMailQ.

– Bus name

The name of the bus from which the JMS destination will receive

messages. This is not required, but for consistency select ITSOMartBus.

5. Click OK.

6. Save the changes

11.5.5 Mediation configuration

The following steps take you through the configuration process to add the

mediation.

1. Install the application that will perform the mediation. In our sample, the

application is the XlateToXML application.

2. Locate the bus definition by selecting Service integration → Buses. Click

the bus name (ITSOMartBus) to open it.

3. Under Additional Properties click Mediations.

4. Click New.

See Figure 11-9 on page 381.

Chapter 11. JMS scenario 381

Figure 11-9 Define a mediation

Enter the following values:

– Mediation name: TransformMediator

– Handler list name: TransformMediator

The handler list was defined in the EJB deployment descriptor for the

application. See “Define a mediation handler list” on page 376.

Click OK.

Mediate the destination

1. Locate the bus definition by selecting Service integration → Buses. Click

the bus name (ITSOMartBus) to open it.

2. Under Additional Properties click Destinations. See Figure 11-10 on

page 382.

382 Patterns: Implementing Self-Service in an SOA Environment

3. In the list of destinations, check the box to the left the queue name. In this

case, the queue is ProcessorToMail.queue.

Figure 11-10 Select a destination to mediate

Click the Mediate button.

4. In the next screen (Figure 11-11), select the mediation. Click Next.

Figure 11-11 Assign the mediation to the destination