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Declaring the Use of Other DCs 
· The public part is defined for the Java DCs to be used.
· You are logged on to the DTR server.
...
1.
In the project structure of the used library DC,
expand the subnode
DC
MetaData..
2.
Open the context menu for
Used DCs and choose Add Used
DC.
If these changes have not yet been assigned to a DTR activity, the dialog box Select Activity appears.
3. Assign an activity.
The dialog box Used Help: Used DCs appears.
4. Expand the tree for the relevant software component and select the public part for the desired Java DC (library DC).
5. Specify the time for which the dependency is to be valid – select all At checkboxes for this (if not already done).
6. Choose Finish.