VERSION

Project: jackson-dataformat-xml
Version: 3.x (for earlier see VERSION-2.x)

------------------------------------------------------------------------
=== Releases === 
------------------------------------------------------------------------

3.2.0 (not yet released)

#8: Serialization of `List` incorrect if property declared as plain `java.lang.Object`
 (fix by @cowtowncoder, w/ Claude code)
#27: `@JacksonXmlElementWrapper` conflicting getter/setter definitions for property
 (reported by @n00bman)
 (fix by @cowtowncoder, w/ Claude code)
#149: `@JacksonXmlElementWrapper` as a `@JsonCreator parameter` not working
 (reported by Dai M)
 (fix by Christopher M))
#150: Allow specifying DOCTYPE declaration (`<!DOCTYPE root ...>`) to write
 (requested by Stefan W)
 (fix by @cowtowncoder)
#192: Two wrapped lists with items of same name conflict
 (reported by @TeemuStenhammar)
 (fix by @cowtowncoder, w/ Claude code)
#207: Allow custom prefixes for Namespaces
 (requested by Joachim L)
 (fix by @cowtowncoder, w/ Claude code)
#247: `@JacksonXmlRootElement` does not enforce the local name during
  deserialization (add `XmlReadFeature.ENFORCE_ROOT_ELEMENT_NAME`)
 (reported by Leonard M)
 (fix by @cowtowncoder, w/ Claude code)
#248: `@JacksonXmlProperty` with attributes raises an exception when used
  with `@JsonIdentityInfo`
 (reported by Tobias M)
 (fix by @cowtowncoder, w/ Claude code)
#299: `@JsonUnwrapped` with a `@JacksonXmlElementWrapper(useWrapping=false)`
  on a collection fails reading from XML
 (reported by @jmsjr)
 (fix by @cowtowncoder, w/ Claude code)
#306: Can not use `@JacksonXmlText` for Creator property (creator parameter)
 (reported by Eduard W)
 (fix by Christopher M)
#334: `@JacksonXmlElementWrapper(useWrapping=false)` fails when using
  a `DeserializerModifier` that delegates
 (reported by Ruven C)
 (fix by @cowtowncoder, w/ Claude code)
#358: Allow skipping attributes from the `http://www.w3.org/2001/XMLSchema-instance`
  namespace (with new `XmlReadFeature.SKIP_UNKNOWN_XSI_ATTRIBUTES`)
 (requested by Eduard W)
 (fix by @cowtowncoder, w/ Claude code)
#426: `InvalidTypeIdException` when parsing XML to POJO containing nested `List<>`,
  custom `TypeIdResolver`
 (reported by @ankagar)
 (fix by @cowtowncoder, w/ Claude code)
#448: Allow use of `@JsonRawValue` without wrapping element
 (reported by Florian K)
#449: Trouble dealing with JacksonXMLText if properties are present or
  if element is in a collection
 (reported by Lon V)
 (fix by @cowtowncoder, w/ Claude code)
#452: Allow adding `<?xml-stylesheet ...>` declarations (Processing
  Instructions)
 (requested by Ondrej Z)
 (fix by @cowtowncoder)
#455: Can't deserialize list in JsonSubtype when type property is visible
 (reported by Jiri M)
 (fix by @cowtowncoder, w/ Claude code)
#496: Root name missing when root element has no attributes (add
  `FromXmlParser.getRootElementName()`)
 (reported by Sam K)
 (fix by @cowtowncoder, w/ Claude code)
#514: Deserialisation to polymorphic class using `JsonTypeInfo.Id.DEDUCTION`
  and `@JacksonXmlElementWrapper` annotation fails
 (reported by Alexios P)
 (fix by @cowtowncoder, w/ Claude code)
#517: XML wrapper doesn't work with java records
 (reported by Josip A)
 (fix by Christopher M)
#525: Order of XML Properties trigger different behaviors with
  polymorphic nested objects
 (reported by Vitor P)
 (fix by @cowtowncoder, w/ Claude code)
#541: Allow specifying URI of the default namespace for root element
 (fix by @cowtowncoder, w/ Claude code)
#561: Deserializing empty timestamp fields to `null` value doesn't
  work (instead becomes "empty", Epoch time)
 (reported by @silvestr85)
 (fix by @cowtowncoder, w/ Claude code)
#565: Blank text is ignored in `@JacksonXmlText`
 (reported by Alessandro A)
 (fix by @cowtowncoder, w/ Claude code)
#567: First element in unwrapped XML array is ignored during
  deserialization to base class
 (reported by @tetradon)
 (fix by @cowtowncoder, w/ Claude code)
#608: Jackson fails to instantiate class when only text node is present
 (reported by @codemonstur)
 (fix by @cowtowncoder, w/ Claude code)
#615: Deserialization of Xml with `@JacksonXmlText` using `@JsonCreator` (into
  `java.util.Map`) fails
 (reported by Severin K)
 (fix by Christopher M)
#627: Disabling wrapper on list (`defaultUseWrapper = false`) does not
  serialize/deserialize `null` lists as expected
  (reported by Tom K)
 (fix by @cowtowncoder, w/ Claude code)
#629: `@JsonAnySetter` mangles nested xml Elements and Attributes during serialization
 (reported by James D)
 (fix by @cowtowncoder, w/ Claude code)
#665: `@JacksonXmlProperty` appears to behave differently than
  `@JsonProperty` when used on java records
 (reported by Alex O)
 (fix by @cowtowncoder, w/ Claude code)
#735: Java Record with `@JacksonXmlText` stopped working with 2.18
 (reported by @akastyka))
 (fix by Christopher M)
#762: Unwrapping lists does not work inside `@JsonUnwrapped`
 (reported by Simon C)
 (fix by @cowtowncoder, w/ Claude code)
#767: Unwrapped lists cannot be deserialized when using
  `JsonTypeInfo.As.EXISTING_PROPERTY`
 (reported by Veit-Hendrik S)
 (fix by @cowtowncoder, w/ Claude code)
#795: `HttpHeader` object (= <httpHeaders>) is not wrapped by the XML `<property>` tag
 (reported by Charles M)
 (fix by Christopher M)
#802: Serialization with Polymorphisme and `EXTERNAL_PROPERTY` = duplicate property
 (reported by @ Adrien-dev25 )
 (fix by @cowtowncoder, w/ Claude code)
#845: Implement `JsonGenerator` methods `writeComment()` and `canWriteComments()`
 (implemented by @cowtowncoder, w/ Claude code)
#849: Allow writing Comments in Document Prolog (before root element)
 (implemented by @cowtowncoder)
#853: `InvalidDefinitionException` on classes using
  `@JacksonXmlElementWrapper` and `@JacksonXmlProperty`
 (reported by @soc)
 (fix by @cowtowncoder, w/ Claude code)

3.1.2 (11-Apr-2026)
3.1.1 (27-Mar-2026)

No changes since 3.1.0

3.1.0 (23-Feb-2026)

#780: Add `isEnabled()` methods for format-specific features to mappers

3.0.4 (not yet released)

#793: `XmlSerializationContext`: NPE _writeCapabilities not set for
  `SerializationContext`
 (reported by Ghenadii B)
 (fix by @pjfanning)

3.0.3 (28-Nov-2025)

No changes since 3.0.2

3.0.2 (07-Nov-2025)

#114: `XmlMapper` does not support `StreamReadFeature.STRICT_DUPLICATE_DETECTION`

3.0.1 (21-Oct-2025)

No changes since 3.0.0

3.0.0 (03-Oct-2025)

#25: `ACCEPT_EMPTY_STRING_AS_NULL_OBJECT` not honored in xml module for attributes
 (reported by Morten-Olav H)
#540: Rename "com.fasterxml.jackson" -> "tools.jackson"
#687: JSTEP-8: rename `FromXmlParser.Feature` as `XmlReadFeature`,
  `ToXmlGenerator.Feature` as `XmlWriteFeature`
#701: Change 3.0 to use `module-info.java` directly, remove use of Moditect
#725: Change `XmlWriteFeature.UNWRAP_ROOT_OBJECT_NODE` default to `true`
#727: Change `XmlWriteFeature.WRITE_NULLS_AS_XSI_NIL` default to `true`
#728: Change `XmlWriteFeature.AUTO_DETECT_XSI_TYPE` default to `true`
#729: Change `XmlWriteFeature.WRITE_XML_SCHEMA_CONFORMING_FLOATS` default to `true`
#731: Support `configureForJackson2()` with `XmlMapper`
 (fix by @pjfanning)
#732: Change `XmlReadFeature.AUTO_DETECT_XSI_TYPE` default to `true`
- Add `XmlMapper.shared()`
- Minimum Java baseline: Java 17
- Branch rename "master" -> "3.x" [JSTEP-12]