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Merged
merged 2 commits into from
Nov 27, 2025
Merged

Map enum keys #785

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888a11f
JsonProperty test for map key (#784)
pjfanning Nov 27, 2025
abd86cc
Update ColorEnum.scala
pjfanning Nov 27, 2025
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7 changes: 7 additions & 0 deletions src/test/java/tools/jackson/module/scala/AnnotatedColor.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
package tools.jackson.module.scala;

import com.fasterxml.jackson.annotation.JsonProperty;

public enum AnnotatedColor {
@JsonProperty("red") RED
}
8 changes: 6 additions & 2 deletions src/test/scala/tools/jackson/module/scala/ser/MapSerializerTest.scala
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Expand Up @@ -6,7 +6,7 @@ import tools.jackson.core.JsonGenerator
import tools.jackson.databind.annotation.JsonSerialize
import tools.jackson.databind.json.JsonMapper
import tools.jackson.databind.{SerializationContext, ValueSerializer}
import tools.jackson.module.scala.{DefaultScalaModule, JacksonModule}
import tools.jackson.module.scala.{AnnotatedColor, DefaultScalaModule, JacksonModule}

import scala.annotation.meta.getter
import scala.beans.BeanProperty
Expand All @@ -20,7 +20,6 @@ class TupleKeySerializer extends ValueSerializer[Product] {
}
}


object MapSerializerTest {

class BeanieWeenie(@BeanProperty @JsonProperty("a") var a: Int,
Expand Down Expand Up @@ -105,4 +104,9 @@ class MapSerializerTest extends SerializerTest {
val wrapper = MapValueBaseWrapper(Map("Double" -> MapValueDouble(1.0), "String" -> MapValueString("word")))
serialize(wrapper) should be ("""{"map":{"Double":{"type":"MapValueDouble","value":1.0},"String":{"type":"MapValueString","value":"word"}}}""")
}

it should "support JsonProperty annotation on Java enum key" in {
val map = Map(AnnotatedColor.RED -> "redValue")
newMapper.writeValueAsString(map) shouldEqual """{"red":"redValue"}"""
}
}