java.lang.ClassCastException: Student

Oracle Community | 807541 | 1 decade ago
  1. 0

    key search

    Oracle Community | 1 decade ago | 807541
    java.lang.ClassCastException: Student
  2. 0

    binarySearch problem

    Oracle Community | 1 decade ago | 807541
    java.lang.ClassCastException: Student
  3. 0

    help on creating subset in SortedSet

    Oracle Community | 1 decade ago | 843790
    java.lang.ClassCastException: Student
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  5. 0

    Java: Using Array.sort() error - java.lang.ClassCastException: Student cannot be cast to java.lang.Comparable

    Stack Overflow | 6 years ago | Pez Cuckow
    java.lang.ClassCastException: Student cannot be cast to java.lang.Comparable
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    When you have no build parameters, uncheck 'This build is parameterized'

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    Root Cause Analysis

    1. java.lang.ClassCastException

      Student

      at FirstNameComp.compare()
    2. Unknown
      FirstNameComp.compare
      1. FirstNameComp.compare(FirstNameComp.java:8)
      1 frame
    3. Java RT
      Arrays.sort
      1. java.util.Arrays.mergeSort(Arrays.java:1149)
      2. java.util.Arrays.sort(Arrays.java:1103)
      2 frames