Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8016774

Collections.emptyList().spliterator().hasCharacteristics(Spliterator.ORDERED) returns false

    XMLWordPrintable

Details

    Description

      JDK8 b93 specification on j.u.List.spliterator()

      http://download.java.net/jdk8/docs/api/java/util/List.html#spliterator()

      says:

      "The Spliterator reports [...] Spliterator.ORDERED."

      this is not so for spliterator returned by method
      Collections.emptyList().spliterator()

      --------------------------------------
      import java.util.Collections;
      import java.util.Spliterator;

      public class Bug {

          public static void main(String[] args) {
              System.out.println("ordered = " +
                      Collections.emptyList().spliterator().hasCharacteristics(Spliterator.ORDERED));
          }
      }
      --------------------------------------

      will print out:

      ordered = false

      The following JCK tests will fail due to this issue:

      api/java_util/Collections/empty/index.html#EmptyListSpliterator[hasCharacteristics_ORDERED]
      api/java_util/Collections/empty/index.html#EmptyListSpliterator[characteristics_ORDERED]
      api/java_util/Collections/empty/index.html#EMPTY_LISTSpliterator[hasCharacteristics_ORDERED]
      api/java_util/Collections/empty/index.html#EMPTY_LISTSpliterator[characteristics_ORDERED]



      Attachments

        Issue Links

          Activity

            People

              psandoz Paul Sandoz
              dbessono Dmitry Bessonov
              Votes:
              0 Vote for this issue
              Watchers:
              1 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: