uCosminexus Service Platform, Basic Development Guide

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6.5.15 Verifying That a Node Exists

Verifies that the transformation-source node of the specified mapping source exists and assigns the logical value to a mapping destination.

Organization of this subsection
(1) Function used
(2) Setup procedure

(1) Function used

To verify that the transformation-source node of the specified mapping source exists and assign the logical value to a mapping destination, you use the check node function. The following figure shows an example that uses the check node function.

Figure 6-16 Usage example of the check node function

[Figure]

(2) Setup procedure

To verify that the transformation-source node of the specified mapping source exists:

  1. From the palette, choose the check node function (exist), and deploy it in the mapping viewer.
  2. Set up a mapping line.
  3. Use one of the following methods to open the Check Node dialog box.
    • Right--click the check node function, and choose Setting.
    • Double--click the check node function.
    The Check Node dialog box opens.
    For details about the Check Node dialog box, see the manual Cosminexus Service Platform Overview.
  4. To specify a condition for the transformation-source node specified in Input and map it only when this condition is satisfied, click Set Node Condition.
    The Set Node Condition dialog box opens.
    For details about how to set a node condition, see 6.7 Specifying Node Conditions. For details about the Set Node Condition dialog box, see the manual Cosminexus Service Platform Reference.
  5. Click OK.