Do I ought to follow naming conventions for Java packages? -

i learning java , have found naming conventions used in tutorials on oracle's website , com.etc.project.program

do have follow convention?

and pros , cons of following or not following it?

conventions not mandatory

• you create bettter code ,
• others understand easier:

according wikipedia:

reasons using naming convention (as opposed allowing programmers choose character sequence) include following:

• to reduce effort needed read , understand source code
• to enable code reviews focus on more important issues arguing on syntax , naming standards.
• to enable code quality review tools focus reporting on significant issues other syntax , style preferences.
• to enhance source code appearance (for example, disallowing overlong names or unclear abbreviations).