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Status Delivered
Created by Guest
Created on Jun 15, 2016

RSA-RTE: Modeling associations: Multiplicity of composite association returns pointer by default

Model an association in the form of a pointer in a class diagram. Since this is a pointer, it makes sense to set the default value to 0.

When modeling a "Composition Association" in a class diagram, the multiplicity of the target defaults to "0..1". This means it is turned into a pointer by the transformation. For a composition that is unexpected. The expectation is 'contained by value'. In order to achieve that, manually set the multiplicity to "None (1)". The palette of a class diagram has separate options for "Directed Association" and "Composition Association", but the latter does not behave as expected.

Idea priority High
RFE ID 90021
RFE URL
RFE Product Rational Software Architect Real Time Edition
  • Admin
    Osman Burucu
    Reply
    |
    Feb 27, 2024

    As part of the review process, we strive to be transparent about our intentions with each enhancement suggestion. Since the creation time of this ideas the product has evolved and your input may have been incorporated into newer releases.

    Should this be not the case, please feel free to recreate it in our new Idea workspace for DevOps Model and Code RealTime (Please find here a blog how to achieve that: https://community.ibm.com/community/user/wasdevops/blogs/osman-burucu/2024/01/04/how-to-add-new-idea-for-devops-model-architect-and)


    The idea will be kept in IBM's ideas repository and may still be voted on. It might be reassessed or reopened for additional feedback in the future. We value your feedback and thank you for allowing us the privilege of partnering with you in developing our products.

  • Guest
    Reply
    |
    Sep 20, 2016

    It makes sense to let the default target multiplicity for a composition association be 1 instead of *, so that the C++ transform will translate it as a "value attribute". We will consider this fix for a future release.