Gson 2.15.0 · google gson · Discussion #3156 · GitHub

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eamonnmcmanus
Oct 24, 2026
Maintainer

What's Changed

These are some of the more important changes

API addition:

Add JsonReader.getCharacterOffset to track stream position by @barakhub in Add JsonReader.getCharacterOffset to track stream position #3102

Behaviour changes and bugfixes:

Use LinkedHashMap as the default Map. by @eamonnmcmanus in Use LinkedHashMap as the default Map. #3057
Make LazilyParsedNumber implement Comparable. by @eamonnmcmanus in Make LazilyParsedNumber implement Comparable. #3076
Only deserialize InetAddress from numeric IP addresses. by @eamonnmcmanus in Only deserialize InetAddress from numeric IP addresses. #3075
Correct logic for BOM detection. by @eamonnmcmanus in Correct logic for BOM detection. #3137
fix: Include location info in NumberFormatException from JsonReader by @daguimu in fix: Include location info in NumberFormatException from JsonReader #3000
Fix: peekNumber rejects some numerals like 2^64 + "0" by @ogolberg in Fix: peekNumber rejects some numerals like 2^64 + "0" #3034
Fix URI type adapter to preserve identity for non-ASCII URIs by @anishesg in Fix URI type adapter to preserve identity for non-ASCII URIs #3067
Fix JsonPrimitive.hashCode to honor the equals/hashCode contract (JsonPrimitive with LazilyParsedNumber integers breaks contract for hashCode() #992) by @earfman in Fix JsonPrimitive.hashCode to honor the equals/hashCode contract (#992) #3059
Reject non-ASCII digits in JsonTreeReader.nextInt/nextLong by @dong0713 in Reject non-ASCII digits in JsonTreeReader.nextInt/nextLong #3063
Include location in NumberFormatException thrown by JsonTreeReader by @dong0713 in Include location in NumberFormatException thrown by JsonTreeReader #3062
Update JSON path after promoteNameToValue by @tanvir-ux in Update JSON path after promoteNameToValue #3098
fix: reject unpaired surrogates in strict JSON by @rksharma-owg in fix: reject unpaired surrogates in strict JSON #3116
Skip accessibility check in BoundField once it is known to have passed by @nileshpatil6 in Skip accessibility check in BoundField once it is known to have passed #3086
Avoid quadratic removeIf in JsonArray list views by @ishu7w in Avoid quadratic removeIf in JsonArray list views #3115
Use the runtime type for a wildcard element type by @HuzaifaChaudary in Use the runtime type for a wildcard element type #3112

New Contributors

@daguimu made their first contribution in fix: Include location info in NumberFormatException from JsonReader #3000
@anish-anantharaman made their first contribution in docs: update Gson jar download link in README #3025
@adilburaksen made their first contribution in fix(proto): cap bitFieldXXX_ index to prevent OOM in LegacyProtoTypeAdapterFactory #3027
@ogolberg made their first contribution in Fix: peekNumber rejects some numerals like 2^64 + "0" #3034
@vasiliy-mikhailov made their first contribution in Throw JsonSyntaxException instead of NullPointerException for a null AtomicLongArray element #3038
@mayokunyusuf made their first contribution in Add StructTypeAdapter for direct Struct ↔ JsonObject conversion #3061
@arpitagarwal1301 made their first contribution in docs: remove outdated third-party content #3065
@anishesg made their first contribution in Fix URI type adapter to preserve identity for non-ASCII URIs #3067
@earfman made their first contribution in Fix JsonPrimitive.hashCode to honor the equals/hashCode contract (#992) #3059
@dong0713 made their first contribution in Reject non-ASCII digits in JsonTreeReader.nextInt/nextLong #3063
@nafisa1602 made their first contribution in refactor: improve code quality by enforcing final on utility classes and extracting complex methods #3049
@barakhub made their first contribution in Add JsonReader.getCharacterOffset to track stream position #3102
@tanvir-ux made their first contribution in Update JSON path after promoteNameToValue #3098
@rksharma-owg made their first contribution in fix: reject unpaired surrogates in strict JSON #3116
@nileshpatil6 made their first contribution in Skip accessibility check in BoundField once it is known to have passed #3086
@lllincoln made their first contribution in Use Double and Long hashCode functions #3046
@Phhofm made their first contribution in Add JUnit tests for JsonArray Class #1532
@ishu7w made their first contribution in Avoid quadratic removeIf in JsonArray list views #3115
@HuzaifaChaudary made their first contribution in Use the runtime type for a wildcard element type #3112

Full Changelog: gson-parent-2.14.0...gson-parent-2.15.0

This discussion was created from the release gson-parent-2.15.0.

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