FasterXML / FasterXML/jackson-module-kotlin
Enhance `Sequence` support
- Lingua principale
- Kotlin
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Descrizione
**Describe the solution you'd like**
Currently, the functionality of `Sequence` is limited compared to `Collection` and others.
For example, `@JsonDeserialize(contentUsing = ... ` is not available.
```kotlin
class SequenceTests {
val mapper = jacksonObjectMapper()
class ContentDeser : StdDeserializer(String::class.java) {
override fun deserialize(p: JsonParser, ctxt: DeserializationContext): String = p.text + "-deser"
}
data class ListWrapper(@JsonDeserialize(contentUsing = ContentDeser::class) val value: List)
@Test
fun listContentDeser() {
val result = mapper.readValue("""{"value":["foo"]}""")
assertEquals("foo-deser", result.value.single())
}
data class SequenceWrapper(@JsonDeserialize(contentUsing = ContentDeser::class) val value: Sequence)
@Test
fun sequenceContentDeser() {
val result = mapper.readValue("""{"value":["foo"]}""")
assertEquals("foo-deser", result.value.single()) // -> fails
}
}
```
There are several other features that are not available in principle.
These features should be available.
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