Issues

• Xpath Suppressions test should use inlined config

  approved
  checkstyle/checkstyle#21841 · Filter by author romani opened on Oct 7, 2026

• UnnecessaryNullCheckWithInstanceOf: false positive when variable is dereferenced inside arithmetic or comparison sub-expression

  approved
  checkstyle/checkstyle#21828 · Filter by author vishalmore90 opened on Oct 6, 2026
  1

• False negative in UnusedLocalVariable when pattern variable shares name with subsequent field access

  checkstyle/checkstyle#21822 · Filter by author anushkagupta200615-jpg opened on Oct 5, 2026
  1

• RequireThis: missing overlap violations for subtraction and bitwise-or assignments

  checkstyle/checkstyle#21821 · Filter by author ishu7w opened on Oct 5, 2026
  2

• Indentation: annotation array alignment uses UTF-16 columns after supplementary identifiers

  checkstyle/checkstyle#21820 · Filter by author ishu7w opened on Oct 5, 2026

• False negative in ParameterAssignmentCheck when lambda is the body of a switch rule

  checkstyle/checkstyle#21818 · Filter by author anushkagupta200615-jpg opened on Oct 5, 2026
  3

• Add checks for Sun Style [8.2 - Blank Spaces]

  checkstyle/checkstyle#21816 · Filter by author hemantch01 opened on Oct 5, 2026
  1

• Follow-up to #21785 (PR 21787)

  checkstyle/checkstyle#21815 · Filter by author moemode opened on Oct 5, 2026
  1

• New property for JavadocUtilizingTrailingSpace to allow no utilization if line ends with punctuation symbol

  approved
  checkstyle/checkstyle#21813 · Filter by author romani opened on Oct 4, 2026
  10

• Add checks for Sun Style [7.6 - while Statements]

  checkstyle/checkstyle#21809 · Filter by author moemode opened on Oct 4, 2026
  2

• FallThrough: false positives and false negatives when a comment is placed between parts of try/catch, loop or nested switch

  checkstyle/checkstyle#21808 · Filter by author aclfe opened on Oct 4, 2026
  1

• New Check ExceptionWrappingShouldUseContext: Exception wrapping should always use context variables

  approvednew module
  checkstyle/checkstyle#21802 · Filter by author romani opened on Oct 3, 2026
  4

• Missing unused lambda parameter warning for method references

  checkstyle/checkstyle#21801 · Filter by author vmridul opened on Oct 3, 2026
  3

• SarifLogger emits unparseable JSON when a module id, rule name or file name needs escaping

  checkstyle/checkstyle#21790 · Filter by author arpitjain099 opened on Oct 2, 2026
  1

• Update XdocsPagesTest#validateExampleSectionSeparation to allow few code stippets for one example

  approved
  checkstyle/checkstyle#21765 · Filter by author romani opened on Sep 28, 2026
  2

• EmptyLineSeparator: false positive duplicate violation when multiple enum constants share a line

  checkstyle/checkstyle#21761 · Filter by author anushkagupta200615-jpg opened on Sep 28, 2026
  6

• Compilation warning due to required filename-based automodules

  approved
  checkstyle/checkstyle#21757 · Filter by author romani opened on Sep 27, 2026
  4

• Add ENUM_CONSTANT_DEF token to EmptyLineSeparator configuration in google_checks.xml

  approvedgoogle style
  checkstyle/checkstyle#21749 · Filter by author Praveen7294 opened on Sep 27, 2026
  4

• EmptyLineSeparator: Inconsistent violation location for fields and methods with comments and Javadoc

  approved
  checkstyle/checkstyle#21726 · Filter by author Praveen7294 opened on Sep 26, 2026
  2

• JavadocMethod validates methods of a private record with accessModifiers=public

  checkstyle/checkstyle#21697 · Filter by author arturict opened on Sep 23, 2026
  3

• add OpenjdkMethodParameterAlignment check in openjdk_checks.xml

  approvedopenjdk style
  checkstyle/checkstyle#21694 · Filter by author mdhamed238 opened on Sep 23, 2026
  1

• New check: DetachedJavadocCheck flag blank line between a Javadoc and the declaration it precedes

  checkstyle/checkstyle#21682 · Filter by author ZaheerAhmadDev opened on Sep 22, 2026
  4

• DuplicateMapOrSetKeyCheck — new static check for duplicate keys/elements in Map.of, Set.of, and Map.ofEntries

  approvednew module
  checkstyle/checkstyle#21672 · Filter by author AseemPrasad opened on Sep 20, 2026
  4

• DuplicateConditionIfChainCheck — new semantic check for duplicate conditions in if-else-if chains

  approvednew module
  checkstyle/checkstyle#21670 · Filter by author AseemPrasad opened on Sep 20, 2026
  3

• Add top-level permissions: blocks to GitHub Actions workflows (least-privilege GITHUB_TOKEN)

  checkstyle/checkstyle#21644 · Filter by author AmitKumarDeoghoria opened on Sep 19, 2026
  1