java.lang.IllegalArgumentException: Comparison method violates its general contract!

MuleSoft JIRA | Brad Cooper | 7 months ago
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    java.lang.IllegalArgumentException: Comparison method violates its general contract!
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    Convert libs repo to Java 7

    GitHub | 3 years ago | jtesser
    java.lang.IllegalArgumentException: Comparison method violates its general contract!

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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Comparison method violates its general contract!

      at java.util.ComparableTimSort.mergeHi()
    2. Java RT
      Collections.sort
      1. java.util.ComparableTimSort.mergeHi(Unknown Source)
      2. java.util.ComparableTimSort.mergeAt(Unknown Source)
      3. java.util.ComparableTimSort.mergeForceCollapse(Unknown Source)
      4. java.util.ComparableTimSort.sort(Unknown Source)
      5. java.util.Arrays.sort(Unknown Source)
      6. java.util.Arrays.sort(Unknown Source)
      7. java.util.ArrayList.sort(Unknown Source)
      8. java.util.Collections.sort(Unknown Source)
      8 frames
    3. Mule Core
      TypeBasedTransformerResolver.calculateTransformerWeightings
      1. org.mule.registry.TypeBasedTransformerResolver.calculateTransformerWeightings(TypeBasedTransformerResolver.java:197)
      1 frame