Redundant 'Collection.addAll()' call
Map.putAll() calls immediately after an instantiation of a collection using a no-arg constructor.
Such constructs can be replaced with a single call to a parametrized constructor, which simplifies the code. Also, for some collections the replacement might be more performant.
After the quick-fix is applied:
The JDK collection classes are supported by default. Additionally, you can specify other classes using the Classes to check panel.
Classes to check
IntelliJ IDEA 2023.3, Qodana for JVM 2023.3