Java代码检测工具PMD规则集翻译
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Basic Rules
·
EmptyCatchBlock: Empty Catch Block
finds instances where an exception is caught, but nothing is done. In most
circumstances, this swallows an exception which should either be acted on or
reported.
·
EmptyIfStmt: Empty If Statement
finds instances where a condition is checked but nothing is done about it.
·
EmptyWhileStmt: Empty While
Statement finds all instances where a while statement does nothing. If it is a
timing loop, then you should use Thread.sleep() for it; if it's a while loop that
does a lot in the exit expression, rewrite it to make it cl
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主题 : java的反射 ......
1. Java中除了static和final方法外,其他所有的方法都是运行时绑定的。private方法都被隐式指定为final的,因此final的方法不会在运行时绑定。当在派生类中重写基类中static、final、或private方法时,实质上是创建了一个新的方法。
2.在派生类中,对于基类中的pr ......
1. 声明(Declarations)
5.1 每行声明变量的数量(Number Per Line)
推荐一行一个声明,因为这样以利于写注释。亦即,
int level; // indentation level
int size; // size of table
要优于,
int level, size;
不要将不同类型变量的声明放在同一行,例如:
int foo, foo ......
在现实工作中,我们常常需要保存一些系统配置信息,大家一般都会选择配置文件来完成,本文根据笔者工作中用到的读取配置文件的方法小小总结一下,主要叙述的是spring读取配置文件的方法。
一.读取xml配置文件
(一)新建一个java bean(HelloBean.java)
java 代码
1. package chb.demo.vo;
2. ......