希望对刚入门的读者能有所帮助!! Refactoring Day 1 : Encapsulate Collection Refactoring Day 2 : Move Method Refactoring Day 3 : Pull Up Method Refactoring Day 4 : Push Down Method Refactoring Day 5 : Pull Up Field Refactoring Day 6 : Push Down Field Refactoring Day 7 : Rename(method,class,parameter Refactoring D