java.lang.ClassCastException: TreeSetTest$Obj cannot be cast to java.lang.Comparable

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via GitHub by benoitheinrich
, 1 year ago
TreeSetTest$Obj cannot be cast to java.lang.Comparable
java.lang.ClassCastException: TreeSetTest$Obj cannot be cast to java.lang.Comparable
at javaslang.collection.Comparators.lambda$naturalComparator$7c28a3e$1(Comparators.java:30)
at javaslang.collection.RedBlackTreeModule$Node.insert(RedBlackTree.java:670)
at javaslang.collection.RedBlackTree.insert(RedBlackTree.java:103)
at javaslang.collection.RedBlackTree.ofAll(RedBlackTree.java:90)
at javaslang.collection.TreeSet.ofAll(TreeSet.java:180)
at javaslang.collection.TreeSet.flatMap(TreeSet.java:584)
at javaslang.collection.TreeSet.flatMap(TreeSet.java:589)
at undefined.TreeSetTest.testFlapMap(TreeSetTest.java:24)

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