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Class explicitly extends a 'Collection' class

Reports classes that extend concrete subclasses of the java.util.Collection or java.util.Map classes.

Subclassing concrete collection types is a common yet poor practice. It is considerably more brittle than delegating collection calls.

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IntelliJ IDEA 2023.3, Qodana for JVM 2023.3


Java, 233.SNAPSHOT

Last modified: 13 July 2023