Class and Interfaces – The First letter should be capital, and first letter of the inner words should be Capital.
Example : Account
PrintWriter
Emp
Runnable
Methods – The First Letter should be lowercase, and then normal camelCase rules should be used. Name should be noun-verb pairs.
Example
getBalance
setCustomerName
Variables – Same rule as Method Rule.
Example
buttonWidth
myString
Constants – All in Uppercase.
Example
MIN_HEIGHT
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