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Java: Refactoring Methods »

By admin on Nov 5, 2008 in Java, Refactoring | 0 Comments

Here are the guidelines that we follow to refactor the methods in one of the legacy Java application, simplified from Martin Fowler refactoring book.

Rename a method to server its purpose
Add a parameter to the method if it is required
Remove a parameter if it is not required
Separate query from modifier and let each method does it […]

Java: Refactor Code by Introducing NULL Object »

By admin on Oct 5, 2008 in Java, Programming, Refactoring | 0 Comments

This is from the Refactoring book by Martin Fowler.
In our code we always need to check if a object is null, and depending on it, different actions are taken.
E.g. for the following code

1: if (subscriber == null) {
2: ratePlan = defaultRatePlan;
[…]