To camelCase or not to camel_case

Question

What is the standard when coding in Java, when do you use camel case when do you use underscores etc.

Answer 1

You stick with the Java Code Conventions .

What exactly the standard is doesn't matter - what matters is that everyone follows it, and you should too.

Answer 2

ClassName

• Renderer
• HttpSession

methodName

• applyTo()
• run()

instanceVariable / localVariable

• currentUser
• threadList

CONSTANT_NAME

• LOG
• DEFAULT_CONTEXT

G (Generic Type Parameter)

• T
• E

Answer 3

请参阅Sun的Java（TM）编程语言代码约定 。