1.Introduction
Official Website:
PMD scans Java source code and looks for potential problems like:
- Possible bugs - empty try/catch/finally/switch statements
- Dead code - unused local variables, parameters and private methods
- Suboptimal code - wasteful String/StringBuffer usage
- Overcomplicated expressions - unnecessary if statements, for loops that could be while loops
- Duplicate code - copied/pasted code means copied/pasted bugs
PMD扫描java代码并寻找潜在的如下问题:
1.可能的bug - 空try/catch/finally/switch语句
2.无效代码 -未使用的变量,参数和私有方法
3.非最佳的代码 - 较耗费资源的String/StringBuffer用法
4.过于复杂的表达式 - 不必要的if语句,或应该为while的for循环
5.重复代码 - 复制/粘贴代码意味着复制/粘贴bug
Usage: