A Review on Bad Smell Code and Software Refactoring Process

Abstract

Abstract-There is a constant need for practical, efficient, and cost effective software evaluation techniques. As the application code becomes older & older, maintaining it becomes a challenge for the enterprises due to increased cost of any further change in it. Refactoring is a technique to keep the code cleaner, simpler, extendable, reusable and maintainable. Refactoring leads to constant improvement in software quality while providing reusable, modular and service oriented components. It is a disciplined and controlled technique for improving the software code by changing the internal structure of code without affecting the functionalities. However, refactoring itself will not bring the full benefits, if we do not understand when refactoring needs to be applied. To make it easier for a software developer to decide whether certain software needs refactoring or not,