Generic types shouldn't be used raw (without type parameters) in variable declarations or return values. Doing so bypasses generic type checking, and defers the catch of unsafe code to runtime.


== Noncompliant Code Example

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List myList; // Noncompliant 
Set mySet; // Noncompliant
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== Compliant Solution

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List<String> myList;
Set<? extends Number> mySet;
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