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Public identifier reuse decreases the readability and maintainability of code.

Rule	Severity	Likelihood

Remediation Cost

Detectable	Repairable	Priority	Level
DCL01-J	Low	Unlikely

Medium

Yes

No

P2

L3

An automated tool can easily detect reuse of the set of names representing public classes or interfaces from the Java Standard Library.

Related Guidelines

SEI CERT C Coding Standard	PRE04-C. Do not reuse a standard header file name
SEI CERT C++ Coding Standard	VOID PRE04-CPP. Do not reuse a standard header file name

[Bloch 2005]	Puzzle 67, "All Strung Out"
[Bloch 2008]	Item 16, "Prefer Interfaces to Abstract Classes"
[FindBugs 2008]


[JLS 2005]	§6.3.2, "Obscured Declarations" §6.3.1, "Shadowing Declarations" §7.5.2, "Type-Import-on-Demand Declaration" §14.4.3, "Shadowing of Names by Local Variables"

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