Reference: Custom Step Properties

Common Tab

Property	XML Attribute Name	Description
Step ID	id	Specifies the unique ID of the custom step within the assembly.
Input	input	Specifies where the custom step obtains data as input. There are 5 possible values: message : the entire message, including rootpart and attachments. soapbody : the content of the SOAP body from the rootpart of the message. Only applicable when the input contains a SOAP message. attachment : a MIME attachment within the message. Specify the attachment index. rootpart : the content of the rootpart of a MIME message. If the message isn't MIME, Workday selects the entire message. variable : use a named variable from the MediationContext .
Output	output	Specifies where the custom step directs the output. There are 5 possible values: message : the entire message, including rootpart and attachments. This value creates a new message, effectively removing any attachments. soapbody : the content of the SOAP body from the rootpart of the message. attachment : a MIME attachment within the message. Specify the attachment index. rootpart : the content of the rootpart of a MIME message. If the message isn't MIME, Workday selects the entire message. This value preserves any attachments on the original message. variable : save the output as a named variable in the MediationContext .
Method Name	method-name	The name of the Java method within your custom Java class.
Spring Bean	ref	The custom Spring bean Java class implemented by the custom step.

Property	XML Attribute Name	Description
Description	description	A description of the custom step that displays in the consolidated log. You can use this feature to describe the step's function and the data on which it is operating.
Execute When	execute-when	A condition that determines whether the custom step executes.