java.lang.ClassCastException: java.util.HashSet

Coderanch | Scott Selikoff | 1 decade ago
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    Coderanch | 1 decade ago | Scott Selikoff
    java.lang.ClassCastException: java.util.HashSet
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    Oracle Community | 1 decade ago | 843790
    java.lang.ClassCastException: [Ljava.lang.Object;
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    Stack Overflow | 4 years ago | Kaur
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    Werid ClassCastException in TreeMap.containsKey()

    Stack Overflow | 1 year ago | Binoy Babu
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    Oracle Community | 1 decade ago | 843793
    java.lang.ClassCastException: java.lang.String

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    Root Cause Analysis

    1. java.lang.ClassCastException

      java.util.HashSet

      at java.util.TreeMap.compare()
    2. Java RT
      TreeMap.containsKey
      1. java.util.TreeMap.compare(Unknown Source)
      2. java.util.TreeMap.getEntry(Unknown Source)
      3. java.util.TreeMap.containsKey(Unknown Source)
      3 frames
    3. Unknown
      TestMe.main
      1. TestMe.main(TestMe.java:21)
      1 frame