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MFV-class: a multi-faceted visualization tool of object classes.

Zhi-meng Zhang1, Yun-he Pan, Yue-ting Zhuang

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Understanding complex software classes is challenging. This study introduces a class comprehension model and a visualization tool (MFV-Class) to aid software engineers in grasping intricate class structures and relationships.

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Area of Science:

  • Computer Science
  • Software Engineering

Background:

  • Classes are fundamental components in object-oriented (OO) software systems.
  • Complex classes with intricate structures and relationships pose significant challenges for software engineers during maintenance, testing, and reengineering.

Purpose of the Study:

  • To propose a novel class comprehension model grounded in constructivist learning theory.
  • To develop and evaluate a software visualization tool (MFV-Class) designed to enhance the understanding of complex classes.

Main Methods:

  • Implementation of a software visualization tool (MFV-Class) offering multiple views of class contents.
  • Integration of visualization for three key object-oriented metrics to guide the comprehension process.
  • Conducting a case study to assess the effectiveness of the proposed model and toolkit.

Main Results:

  • The MFV-Class tool provides diverse perspectives to reveal multifaceted aspects of class information.
  • Visualizing object-oriented metrics aids users in focusing their understanding efforts.
  • The case study demonstrated the utility of the approach and tool in improving class comprehension.

Conclusions:

  • The proposed constructivist-based class comprehension model and the MFV-Class tool offer a valuable approach to understanding complex software classes.
  • The multi-view visualization strategy, coupled with metric visualization, effectively supports software engineers in their comprehension tasks.