Now that the components are linked, their properties should be defined.
For more advanced details regarding the components properties, see How to define component properties.
Label the components for better identification of their roles, Starter for cTimer, Set_message_body for cSetBody, and LogMessages for cLog.
It is recommended to label each component with a unique name to better identify its role in the Route. This is especially useful for the code generation of some components, for example, the cSOAP component. For more information, see Talend ESB Mediation Components documentation in Talend Help Center.
Double-click the cTimer component to open its Basic settings view.
In the Repeat field, enter 1 to generate the message exchange one time. Keep the default settings of the other options.
Double-click the cSetBody component to open its Basic settings view.
Select Constant in the Language list and enter "Hello World!" in the Expression field as the message body.
Keep the default settings of the cLog component to log the message exchanges.