Recently, I was doing some cleanup to one of my current Java project. I find there are many codes which are not conforming to the Java coding standard. So I list them here and hope that people can improve your codes and write maintainable codes.Format source code and manage imports in Eclipse Eclipse provides functions of auto-formatting and imports management, you can use following shortcuts to use these functions.Ctrl+Shift+F --> Format source codeCtrl+Shift+O -- Manage imports and remove unused import statementsIn addition to manually execute these two functions, you can also let Ec...