A “NullPointerException” could be thrown; “ofNullable()” can return null #5046
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Reproducer + hacky fix for https://community.sonarsource.com/t/a-nullpointerexception-could-be-thrown-ofnullable-can-return-null/134892 .
The hacky fix breaks
org.sonar.java.checks.ChangeMethodContractCheckTest#test.IMHO, nullable annotations on method generic return parameters are structurally wrongly implemented. A nullable annotation on the return type or a generic element of the return type is viewed as the same by the analyzer.