4.22.0 – Draft 2020-12 and JDK11 Maven Plugin Fix

jsonschema-generator

Added

• Introduce support for SchemaVersion.DRAFT_2020_12

Dependency Update

• Replace log4j test dependency with logback (still only test dependency)

jsonschema-maven-plugin

Fixed

• Enable usage under JDK11 (by adjusting usage of reflections, in order to allow finding classes in dependencies/jar)

Dependency Update

• Update reflections runtime dependency from 0.9.12 to 0.10.2

4.21.0 – Jackson method support and fix for nullable enums

jsonschema-generator

Fixed

• prevent mixing of type: null with const/enum in order to avoid validation error when const/enum does not include null

Changed

• default ObjectMapper when none is given in SchemaGeneratorConfigBuilder constructor now enables JsonWriteFeature.WRITE_NUMBERS_AS_STRINGS

jsonschema-module-jackson

Added

• Consider @JsonProperty.value override for methods
• Look-up "description" for methods (if included) based on @JsonPropertyDescription
• Consider @JsonProperty(access = Access.READ_ONLY) when determining whether a field/method should be marked as readOnly
• Consider @JsonProperty(access = Access.WRITE_ONLY) when determining whether a field/method should be marked as writeOnly
• Introduce JacksonOption.INCLUDE_ONLY_JSONPROPERTY_ANNOTATED_METHODS to enable easy inclusion of annotated non-getter methods (typically in combination with the general Option.FIELDS_DERIVED_FROM_ARGUMENTFREE_METHODS and Option.NONSTATIC_NONVOID_NONGETTER_METHODS)

Changed

• Ignore getter methods when their associated field is being ignored (according to various Jackson annotations)
• Ignore methods when they or their associated field are marked as @JsonBackReference

4.20.0 – support for nullable array items

jsonschema-generator

Added

• Support for null values in collections/containers/arrays
• New opt-in Option.NULLABLE_ARRAY_ITEMS_ALLOWED for enabling the respective "NullableCheck" to be considered for items in a field's array value or a method' array return value

jsonschema-module-swagger-2

Added

• Consider @ArraySchema(schema = @Schema(nullable = true)) if the new Option.NULLABLE_ARRAY_ITEMS_ALLOWED is enabled

4.19.0 – readOnly/writeOnly support

jsonschema-generator

Added

• Support readOnly and writeOnly keywords

jsonschema-module-jackson

Changed

• subtype resolution now also respects @JsonTypeInfo annotation on common interface (and not just common super class)

jsonschema-module-swagger-2

Added

• Mark a subschema as readOnly or writeOnly based on a field or method's @Schema.accessMode

4.18.0 – Jackson Version Upgrade

jsonschema-generator

Changed

• Increase of Jackson dependency version to 2.12.1
• Include java.net.URI in handling of Option.ADDITIONAL_FIXED_TYPES.

jsonschema-module-jackson

Added

• New JacksonOption.RESPECT_JSONPROPERTY_REQUIRED to set a field as "required" based on @JsonProperty annotations

Changed

• Replace deprecated Jackson API usage, resulting in MINIMUM Jackson version 2.12.0

4.17.0 – New Jakarta Validation Module

jsonschema-module-jakarta-validation

Added

• Initial implementation (initial features are equivalent to jsonschema-module-javax-validation)

jsonschema-maven-plugin

Added

• Support for new jakarta.validation module

4.16.0 – New Option for replacing "const" with "enum"

jsonschema-generator

Added

• New Option.ENUM_KEYWORD_FOR_SINGLE_VALUES to produce "enum": ["A"] instead of "const": "A" if there is only one allowed value.

4.15.1 – Fix for Option.FIELDS_DERIVED_FROM_ARGUMENTFREE_METHODS

jsonschema-generator

Fixed

• Missing parentheses on void argument-free methods that don't start with "get" or "is" when enabling Option.FIELDS_DERIVED_FROM_ARGUMENTFREE_METHODS

4.15.0 – Optional Annotations & OpenAPI formats

jsonschema-generator

Added

• New Option.EXTRA_OPEN_API_FORMAT_VALUES to support automatic inclusion of "format" values for certain simple/fixed types

jsonschema-module-javax-validation

Added

• Support picking up annotations on a (top-level) generic Optional parameter (e.g. Optional<@Size(min=2) String>)

4.14.0 – Maven Plugin Glob Support

jsonschema-generator

Added

• Entries in SchemaKeyword enum for "not", "minProperties", "maxProperties" (without further handling)

jsonschema-module-swagger-2

Changed

• Make use of new SchemaKeyword enum entries instead of hard-coded strings (no change in behaviour)

jsonschema-maven-plugin

Added

• Support for including classes via glob patterns in <classNames> and <packageNames> (in addition to absolute paths)
• Support for excluding classes via absolute paths or glob patterns in new <excludeClassNames>

Fixed

• Explicitly include dependencies of supported generator modules that they expect to be provided
• Avoid generating the same schema multiple times if there are overlaps between entries in <classNames> and/or <packageNames>