Issues

• RichIterableTestCase hits JVM "code too large" compilation limit in GitHub Actions environment

  eclipse-collections/eclipse-collections#1952 · Filter by author vijayguhan10 opened on May 25, 2026
  2

• Add support for Enum optimized collections

  eclipse-collections/eclipse-collections#1798 · Filter by author tampix opened on Sep 30, 2025
  2

• Fix or disable flaky test sumOfDoubleConsistentRounding().

  eclipse-collections/eclipse-collections#1790 · Filter by author motlin opened on Aug 28, 2025
  1

• Proposal: Add Korean translation for index.html

  eclipse-collections/eclipse-collections#1776 · Filter by author ukukdin opened on Jul 2, 2025
  1

• PrimitiveTuples are not available in the api

  eclipse-collections/eclipse-collections#1774 · Filter by author fipro78 opened on Jun 25, 2025
  4

• Is it necessary to wipe in removeIf?

  eclipse-collections/eclipse-collections#1723 · Filter by author jmgimeno opened on Oct 24, 2024

• Ability to use UnifiedSetWithHashingStrategy in a synchronized context

  eclipse-collections/eclipse-collections#1712 · Filter by author lewis-munene opened on Sep 30, 2024

• Fix flaky test ParallelIterableTestCase#sumOfFloatConsistentRounding.

  eclipse-collections/eclipse-collections#1706 · Filter by author motlin opened on Sep 15, 2024
  4

  

• Stack overflow when sorting IntArrayList

  eclipse-collections/eclipse-collections#1685 · Filter by author javafanboy opened on Aug 28, 2024
  18

• Make the Collectors returned by Collectors2AdditionalTest.sumBy*() methods thread-safe.

  eclipse-collections/eclipse-collections#1680 · Filter by author motlin opened on Aug 22, 2024
  9

• Custom hashing strategy for primitive maps with object as key would be a very nice new feature!

  eclipse-collections/eclipse-collections#1670 · Filter by author javafanboy opened on Aug 17, 2024

• Compact() method for maps doesn't check if a rehash is needed

  eclipse-collections/eclipse-collections#1668 · Filter by author brunnsbe opened on Aug 15, 2024
  5

• SortedSet#intersect does not always return elements from this

  eclipse-collections/eclipse-collections#1666 · Filter by author duponter opened on Aug 9, 2024
  3

• Upgrade Maven version for CodeQL GitHub Action build to 3.9.6

  eclipse-collections/eclipse-collections#1594 · Filter by author donraab opened on May 21, 2024
  1

  

• Perf Issue: toImmutable[List/Set/Bag] methods should be overridden on LazyIterable

  eclipse-collections/eclipse-collections#1587 · Filter by author donraab opened on May 19, 2024
  5

• Migrate tests from Junit4 to Junit5

  eclipse-collections/eclipse-collections#1576 · Filter by author Desislav-Petrov opened on May 11, 2024
  

• Add groupByEachUniqueKey to RichIterable

  eclipse-collections/eclipse-collections#1565 · Filter by author donraab opened on Mar 22, 2024
  6

  

• MultiReaderFastList returning incorrect types for select, selectWith, reject, rejectWith

  breaks-compatibilitybugcommitter discussiontech-debt
  eclipse-collections/eclipse-collections#1516 · Filter by author donraab opened on Sep 24, 2023
  1

  

• Add a bill of materials (BOM) POM

  eclipse-collections/eclipse-collections#1503 · Filter by author marschall opened on Aug 29, 2023
  2

• Reference Guide: Iteration patterns chapter has multiple issues in "Select and Reject patterns" section

  eclipse-collections/eclipse-collections#1500 · Filter by author Chealer opened on Aug 24, 2023

• Reference Guide: Code blocks chapter calls Function a code block

  eclipse-collections/eclipse-collections#1499 · Filter by author Chealer opened on Aug 24, 2023

• Reference Guide: Code blocks chapter introduction describes code blocks as single-abstract-method objects (and more)

  eclipse-collections/eclipse-collections#1498 · Filter by author Chealer opened on Aug 24, 2023

• Predicate JavaDoc claims they are lambdas or closures

  eclipse-collections/eclipse-collections#1495 · Filter by author Chealer opened on Aug 24, 2023
  20

• Predicate[2]: accept method unspecified

  eclipse-collections/eclipse-collections#1494 · Filter by author Chealer opened on Aug 24, 2023

• README: Please clarify "Why Eclipse Collections?" (comparison regarding fluent APIs, etc)

  eclipse-collections/eclipse-collections#1493 · Filter by author Chealer opened on Aug 22, 2023
  10