Rational Developer for System z, Version 7.6

Creating a new MFS message definition

The MFS Message Definition wizard guides you through the creation of a new message definition, which will be appended to the device format definition file.
To create a new message definition, complete the following steps:
  1. Click File > New > Other. You can also use the keystroke combination Ctrl+N.
  2. Expand the z/OS category.
  3. Select MFS > MFS Message Definition.
  4. Click Next.
  5. In the Select the MFS Device Format file panel, select the target device format (.mfs) file.
  6. Click Next.
  7. Specify the following message definition attributes:
    Message Name
    Specify the message name. This entry is required.
    Description
    The description is added to the MFS source code prologue. This input is optional.
    Type
    Select the message type from the drop-down list. This parameter is required.
    Fill
    Specify the fill character. This option is only available for the output type. This input is optional.
    Paging
    Specify whether operator logical paging (forward and backward paging) is to be provided for messages edited using this control block. The option is disabled by default, which means that only forward paging of physical pages is provided.

    This option is only available for the output type. This parameter is optional.

    Ignore
    Specify whether device features are to be ignored for this device. This parameter is optional.
  8. Click Next to specify additional message attributes.

    Otherwise, click Finish to create the message definition. The new message definition is displayed in the Outline view.

  9. In the Define MFLDs panel, specify the following message field attributes:
    Logical Page Name
    This input is optional.
    Device Page Name
    This setting is optional.
    Segment Name
    This input is optional.
    Graphic
    For an input message, this option specifies whether IMS™ should perform uppercase translation on the segment, if the destination definition requests it. This parameter is optional.

    To create message fields, go to the next step.

    Otherwise, click Finish to create the message definition. The new message definition is displayed in the Outline view.

  10. For each MFLD, you can specify the following attributes:
    Message Field
    Literal
    Device Field Name
    Length
    Justification

    Click Add MFLD to add the defined field.

  11. Click Finish to create the message definition.

    The new message definition is displayed in the Outline view.


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