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Extract Class Refactoring
Location of the class: org.apache.pdfbox.examples.pdmodel.CreatePatternsPDF
Reason: Imperative Abstraction - The tool detected the smell in this class because it looks like that an operation is turned into a class. This class contains only the following public method: main
Logic of the refactoring: New class (PatternDrawer) is created to refactor the code and refactored code separates the responsibilities of two classes (CreatePatternsPDF and PatternDrawer).