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

javawebtutor.com | 4 months ago
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    Comparator and Comparable Interface in Java | Java Web Tutor

    javawebtutor.com | 4 months ago
    java.lang.ClassCastException: com.example.Employee cannot be cast to java.lang.Comparable
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    Root Cause Analysis

    1. java.lang.ClassCastException

      com.example.Employee cannot be cast to java.lang.Comparable

      at java.util.ComparableTimSort.countRunAndMakeAscending()
    2. Java RT
      Arrays.sort
      1. java.util.ComparableTimSort.countRunAndMakeAscending(Unknown Source)
      2. java.util.ComparableTimSort.sort(Unknown Source)
      3. java.util.ComparableTimSort.sort(Unknown Source)
      4. java.util.Arrays.sort(Unknown Source)
      4 frames
    3. com.example
      SortEmployee.main
      1. com.example.SortEmployee.main(SortEmployee.java:20)
      1 frame