Merge pull request #803 from k163377/update-kotlin

Update Kotlin version

.github/workflows/dep_build.yml

@@ -17,7 +17,9 @@ jobs:
       matrix:
         java_version: ['8', '17', '21']
         # Versions need to align with ones in 'main.yml' workflow
-        kotlin_version: ['1.7.22', '1.8.10', '1.9.23', '2.0.0-Beta4']
+        # kotlin-reflect 1.8.2x has a bug and some tests fail, so we are downgrading to 1.8.10.
+        # https://youtrack.jetbrains.com/issue/KT-65156
+        kotlin_version: ['1.8.10', '1.9.23', '2.0.0-Beta4']
         os: ['ubuntu-22.04']
     env:
       JAVA_OPTS: "-XX:+TieredCompilation -XX:TieredStopAtLevel=1"

.github/workflows/main.yml

@@ -29,11 +29,12 @@ jobs:
       matrix:
         java_version: ['8', '11', '17', '21', '22']
         # kotlin-reflect 1.8.2x has a bug and some tests fail, so we are downgrading to 1.8.10.
+        # https://youtrack.jetbrains.com/issue/KT-65156
         # kotlin-reflect 2.0.0-Beta5 is not used because of KT-67209
-        kotlin_version: ['1.7.22', '1.8.10', '1.9.23', '2.0.0-Beta4']
+        kotlin_version: ['1.8.10', '1.9.23', '2.0.0-Beta4']
         include:
           - java_version: '8'
-            kotlin_version: '1.7.22'
+            kotlin_version: '1.8.10'
             release_build: 'R'
     env:
       JAVA_OPTS: "-XX:+TieredCompilation -XX:TieredStopAtLevel=1"

README.md

@@ -110,6 +110,7 @@ println(arrayNode.toString()) // ["foo",true,1,1.0,"YmFy"]
 Different `kotlin-core` versions are supported by different Jackson Kotlin module minor versions.
 Here is an incomplete list of supported versions:
 
+* Jackson 2.18.x: Kotlin-core 1.8 - 2.0
 * Jackson 2.17.x: Kotlin-core 1.7 - 2.0
 * Jackson 2.16.x: Kotlin-core 1.6 - 1.9
 * Jackson 2.15.x: Kotlin-core 1.5 - 1.8

pom.xml

@@ -62,7 +62,9 @@
         <javac.src.version>1.8</javac.src.version>
         <javac.target.version>1.8</javac.target.version>
 
-        <version.kotlin>1.7.22</version.kotlin>
+        <!-- kotlin-reflect 1.8.2x has a bug and some tests fail, so we are downgrading to 1.8.10. -->
+        <!-- https://youtrack.jetbrains.com/issue/KT-65156 -->
+        <version.kotlin>1.8.10</version.kotlin>
 
         <!-- Generate PackageVersion.java into this directory. -->
         <packageVersion.dir>com/fasterxml/jackson/module/kotlin</packageVersion.dir>

release-notes/VERSION-2.x

@@ -18,6 +18,8 @@ Co-maintainers:
 
 2.18.0 (not yet released)
 
+#803: Kotlin has been upgraded to 1.8.10.
+  The reason 1.8.22 is not used is to avoid KT-65156.
 #782: Content marked as deprecated has been reorganized.
   Several constructors and accessors to properties of KotlinModule.Builder that were marked as DeprecationLevel.ERROR have been removed.
   Also, the content marked as DeprecationLevel.WARNING is now DeprecationLevel.ERROR.