tMomMessageIdList – Docs for ESB 5.x

Component family

Internet

Function

tMomMessageIdList fetches a
message ID list from a queue on a Message-Oriented middleware system
and passes it to the next component.

Purpose

tMomMessageIdList makes it
possible to iterate on certain message IDs. It is usually used with
tMomInput, for more
information, see tMomInput Properties.

Basic settings

Use existing connection

Select this check box and from the list that appears select the relevant connection
component to reuse the connection details you have already defined.

MQ Server

Select the MOM server to be used from the list. According to the
server selected, the parameters required differ slightly.

Host/Port

Fill in the Host name or IP address of the MOM server and
Port.

Websphere

Channel

Channel on the queue.

Queue Manager

Fill in the server driver details.

Message Queue

Source of the message.

Global Variables

ERROR_MESSAGE: the error message generated by the
component when an error occurs. This is an After variable and it returns a string. This
variable functions only if the Die on error check box is
cleared, if the component has this check box.

CURRENT_MESSAGE_ID: the identifier of the current
message. This is a Flow variable and it returns a string.

NB_LINE: the number of rows read by an input component or
transferred to an output component. This is an After variable and it returns an
integer.

A Flow variable functions during the execution of a component while an After variable
functions after the execution of the component.

To fill up a field or expression with a variable, press Ctrl +
Space to access the variable list and choose the variable to use from it.

For further information about variables, see Talend Studio
User Guide.

Usage

This component is generally used as an input component.

Log4j

The activity of this component can be logged using the log4j feature. For more information on this feature, see Talend Studio User
Guide.

For more information on the log4j logging levels, see the Apache documentation at http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/Level.html.

Limitation

Make sure the relevant Websphere server is launched.

This component requires installation of its related jar files. For more information about the
installation of these missing jar files, see the section describing how to configure the
Studio of the Talend Installation and Upgrade Guide.