Issues

• javadocregexpcheck: cache compiled pattern to avoid per-comment recompilation

  checkstyle/checkstyle#22196 · Filter by author dhruvv1101 opened on Oct 25, 2026

• UnnecessaryNullCheckWithInstanceOf: False positive when variable is dereferenced inside an OR branch after instanceof

  checkstyle/checkstyle#22195 · Filter by author anushkagupta200615-jpg opened on Oct 25, 2026
  2

• Add checks for Sun Style [8.1 - Blank Lines]

  checkstyle/checkstyle#22191 · Filter by author hemantch01 opened on Oct 25, 2026
  1

• MutableExceptionCheck state clearing on beginTree

  checkstyle/checkstyle#22188 · Filter by author Supersaiyan101 opened on Oct 25, 2026
  1

• CyclomaticComplexityCheck does not clear valueStack and currentValue on beginTree

  approved
  checkstyle/checkstyle#22177 · Filter by author muntasir-396 opened on Oct 24, 2026
  4

• Enforce beginTree method for all FileStatefulCheck checks

  approvedgood fourth issue
  checkstyle/checkstyle#22175 · Filter by author muntasir-396 opened on Oct 24, 2026
  2

• OneStatementPerLineCheck does not clear nestingScope state on beginTree

  checkstyle/checkstyle#22166 · Filter by author Ashutosh-Panda2004 opened on Oct 24, 2026
  2

• UnnecessaryNullCheckWithInstanceOf: false negative when variable in null check is wrapped in parentheses

  approved
  checkstyle/checkstyle#22161 · Filter by author muntasir-396 opened on Oct 24, 2026
  1

• FinalLocalVariable: scopeStack is not popped for COMPACT_COMPILATION_UNIT in leaveToken

  checkstyle/checkstyle#22152 · Filter by author anushkagupta200615-jpg opened on Oct 23, 2026
  2

• RedundantModifier: redundant static on a class nested in a record is not reported

  checkstyle/checkstyle#22150 · Filter by author Ashutosh-Panda2004 opened on Oct 23, 2026
  1

• InterfaceMemberImpliedModifier: implied public/static not reported for records nested in an interface

  checkstyle/checkstyle#22145 · Filter by author vidhan843426 opened on Oct 22, 2026
  1

• RedundantModifier: final modifier on record methods is not reported

  checkstyle/checkstyle#22144 · Filter by author vidhan843426 opened on Oct 22, 2026

• suppress warning from java compilation over test resources

  approved
  checkstyle/checkstyle#22129 · Filter by author romani opened on Oct 21, 2026
  4

• HiddenField: false positive in implicitly static nested enums and interface member classes

  checkstyle/checkstyle#22113 · Filter by author anugrah55 opened on Oct 21, 2026
  3

• UnusedLocalVariable: False negative on compact source files (JEP 512) when local variable is shadowed by anonymous class inherited field

  checkstyle/checkstyle#22101 · Filter by author muntasir-396 opened on Oct 21, 2026
  4

• CompilationFailure in Saxson-He

  approved
  checkstyle/checkstyle#22099 · Filter by author ZaheerAhmadDev opened on Oct 21, 2026
  1

• Design: use normalized extensions for AbstractFileSetCheck ArchUnit suppression

  checkstyle/checkstyle#22098 · Filter by author Swayam-code opened on Oct 21, 2026

• AbstractJavadocCheck TREE_CACHE uses lineNo as key, causing subsequent Javadoc comments on the same line to be silently skipped or checked against the wrong AST

  checkstyle/checkstyle#22097 · Filter by author anushkagupta200615-jpg opened on Oct 21, 2026
  2

• SuppressWithNearbyTextFilter applies suppressions of the previous file to violations reported on a directory

  approved
  checkstyle/checkstyle#22083 · Filter by author kanha2213 opened on Oct 20, 2026
  1

• SuppressWarningsFilter suppresses violations in non-Java files using @SuppressWarnings of the previous Java file

  approved
  checkstyle/checkstyle#22082 · Filter by author kanha2213 opened on Oct 20, 2026
  2

• False positive in OverloadMethodsDeclarationOrder with orderByIncreasingParameterCount on properly ordered subsequent overload

  approved
  checkstyle/checkstyle#22069 · Filter by author anushkagupta200615-jpg opened on Oct 19, 2026
  4

• InvalidJavadocPosition: false positive for Javadoc on record components

  checkstyle/checkstyle#22067 · Filter by author Ashutosh-Panda2004 opened on Oct 19, 2026
  4

• Translation: translation files with script or three-letter language codes are silently ignored, missing keys are never reported

  approved
  checkstyle/checkstyle#22051 · Filter by author Ashutosh-Panda2004 opened on Oct 18, 2026
  5

• UnnecessaryPermitsClause: false positive when a permitted type in another file shares its simple name with an unrelated type in the same file

  checkstyle/checkstyle#22049 · Filter by author Ashutosh-Panda2004 opened on Oct 18, 2026
  2

• UnusedPrivateField: false negative when another variable's declaration shares the field name (lambda parameter, pattern variable, record component, enum constant)

  approved
  checkstyle/checkstyle#22048 · Filter by author Ashutosh-Panda2004 opened on Oct 18, 2026
  4