java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable

Coderanch | Ravi Kiran Va | 7 years ago
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    java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable (Java in General forum at Coderanch)

    coderanch.com | 11 months ago
    java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable
  2. 0

    java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable

    Coderanch | 7 years ago | Ravi Kiran Va
    java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable
  3. 0

    java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable (Java in General forum at Coderanch)

    coderanch.com | 8 months ago
    java.lang.ClassCastException: Employee cannot be cast to java.lang.Comparable
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    programcreek.com | 1 month ago
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    howtodoinjava.com | 1 year ago
    java.lang.ClassCastException: corejava.compare.Employee cannot be cast to java.lang.Comparable

  1. aldrinleal 2 times, last 6 months ago
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Root Cause Analysis

  1. java.lang.ClassCastException

    Employee cannot be cast to java.lang.Comparable

    at java.util.TreeMap.put()
  2. Java RT
    TreeSet.add
    1. java.util.TreeMap.put(Unknown Source)
    2. java.util.TreeSet.add(Unknown Source)
    2 frames
  3. Unknown
    Format.main
    1. Format.main(Format.java:31)
    1 frame