immutable: List.of vs unmodifiableList vs copyOf - null handling, views vs copies, JMH wrap/copy overhead, a Guava comparison, and the record defensive-copy trap

pom.xml

@@ -30,6 +30,7 @@
     <module>nio2</module>
     <module>list-benchmarks</module>
     <module>sequenced</module>
+    <module>immutable</module>
   </modules>
 
   <properties>