Collections.emptyList()
or Collections.singletonList()
call with a call to Arrays.asList()
.
When the project or module uses the language level 9:
Collections.emptyList()
or Collections.singletonList()
with a call to java.util.List.of()
.Collections.emptySet()
or Collections.singleton()
call with
java.util.Set.of()
.Collections.emptyMap()
or Collections.singletonMap()
call with
java.util.Map.of()
.When the project or module uses the Guava library and the language level is 9 or lower, the intention replaces a
Collections.emptyList()
or Collections.singletonList()
call with
com.google.common.collect.ImmutableList
, com.google.common.collect.ImmutableSet
, or
com.google.common.collect.ImmutableMap
respectively.