Abstract
The next stop on your voyage through the Design Patterns galaxy takes you to the Null Object design pattern, the first of two design patterns you'll encounter that are not registered in the GoF catalog. You will find this design pattern useful in reducing conditional logic.
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This definition is taken from www.oodesign.com/null-object-pattern.html .
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© 2017 James E. McDonough
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McDonough, J.E. (2017). Null Object Pattern. In: Object-Oriented Design with ABAP. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4842-2838-8_21
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DOI: https://doi.org/10.1007/978-1-4842-2838-8_21
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Publisher Name: Apress, Berkeley, CA
Print ISBN: 978-1-4842-2837-1
Online ISBN: 978-1-4842-2838-8
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