Jackson Release 2.9.4

Patch version of 2.9, released 24-Jan-2018.

Following fixes are included.

Changes, core

Streaming

• #414: Base64 MIME variant does not ignore white space chars as per RFC2045

Databind

• #1382: @JsonProperty(access=READ_ONLY) unxepected behaviour with Collections
• #1673: Serialising generic value classes via Reference Types (like Optional) fails to include type information
• #1729: Integer bounds verification when calling TokenBuffer.getIntValue()
• #1853: Deserialize from Object (using Creator methods) returns field name instead of value
• #1854: NPE deserializing collection with @JsonCreator and ACCEPT_CASE_INSENSITIVE_PROPERTIES
• #1855: Blacklist for more serialization gadgets (dbcp/tomcat, spring)
• #1859: Issue handling unknown/unmapped Enum keys
• #1868: Class name handling for JDK unmodifiable Collection types changed
• #1870: Remove final on inherited methods in BuilderBasedDeserializer to allow overriding by subclasses
• #1878: @JsonBackReference property is always ignored when deserializing since 2.9.0
• #1895: Per-type config override "JsonFormat.Shape.OBJECT" for Map.Entry not working
• #1899: Another two gadgets to exploit default typing issue in jackson-databind
• #1906: Add string format specifier for error message in PropertyValueBuffer
• #1907: Remove getClass() from _valueType argument for error reporting

Changes, dataformats

Textual formats

• #62: (yaml) SnakeYAML base64Coder is not OSGI exported
• #65: (yaml) YAMLParser incorrectly handles numbers with underscores in them

Changes, other modules

Afterburner

• #38: (afterburner) Handle DeserializationFeature.FAIL_ON_NULL_FOR_PRIMITIVES correctly