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package com.kjetland.jackson.jsonSchema
import java.util
import java.util.function.Supplier
import java.util.{Optional, List => JList}
import com.fasterxml.jackson.annotation.{JsonPropertyDescription, JsonSubTypes, JsonTypeInfo}
import com.fasterxml.jackson.core.JsonParser.NumberType
import com.fasterxml.jackson.databind._
import com.fasterxml.jackson.databind.annotation.JsonDeserialize
import com.fasterxml.jackson.databind.introspect.AnnotatedClass
import com.fasterxml.jackson.databind.jsonFormatVisitors._
import com.fasterxml.jackson.databind.jsontype.impl.MinimalClassNameIdResolver
import com.fasterxml.jackson.databind.node.{ArrayNode, JsonNodeFactory, ObjectNode}
import com.fasterxml.jackson.databind.util.ClassUtil
import com.kjetland.jackson.jsonSchema.annotations._
import io.github.classgraph.{ClassGraph, ScanResult}
import javax.validation.constraints._
import org.slf4j.LoggerFactory
object JsonSchemaGenerator {
val JSON_SCHEMA_DRAFT_4_URL = "http://json-schema.org/draft-04/schema#"
}
object JsonSchemaConfig {
val vanillaJsonSchemaDraft4 = JsonSchemaConfig(
autoGenerateTitleForProperties = false,
defaultArrayFormat = None,
useOneOfForOption = false,
useOneOfForNullables = false,
usePropertyOrdering = false,
hidePolymorphismTypeProperty = false,
disableWarnings = false,
useMinLengthForNotNull = false,
useTypeIdForDefinitionName = false,
customType2FormatMapping = Map(),
useMultipleEditorSelectViaProperty = false,
uniqueItemClasses = Set(),
classTypeReMapping = Map(),
jsonSuppliers = Map()
)
/**
* Use this configuration if using the JsonSchema to generate HTML5 GUI, eg. by using https://github.com/jdorn/json-editor
*
* autoGenerateTitleForProperties - If property is named "someName", we will add {"title": "Some Name"}
* defaultArrayFormat - this will result in a better gui than te default one.
*/
val html5EnabledSchema = JsonSchemaConfig(
autoGenerateTitleForProperties = true,
defaultArrayFormat = Some("table"),
useOneOfForOption = true,
useOneOfForNullables = false,
usePropertyOrdering = true,
hidePolymorphismTypeProperty = true,
disableWarnings = false,
useMinLengthForNotNull = true,
useTypeIdForDefinitionName = false,
customType2FormatMapping = Map[String,String](
// Java7 dates
"java.time.LocalDateTime" -> "datetime-local",
"java.time.OffsetDateTime" -> "datetime",
"java.time.LocalDate" -> "date",
// Joda-dates
"org.joda.time.LocalDate" -> "date"
),
useMultipleEditorSelectViaProperty = true,
uniqueItemClasses = Set(
classOf[scala.collection.immutable.Set[_]],
classOf[scala.collection.mutable.Set[_]],
classOf[java.util.Set[_]]
),
classTypeReMapping = Map(),
jsonSuppliers = Map()
)
/**
* This configuration is exactly like the vanilla JSON schema generator, except that "nullables" have been turned on:
* `useOneOfForOption` and `useOneForNullables` have both been set to `true`. With this configuration you can either
* use `Optional` or `Option`, or a standard nullable Java type and get back a schema that allows nulls.
*
*
* If you need to mix nullable and non-nullable types, you may override the nullability of the type by either setting
* a `NotNull` annotation on the given property, or setting the `required` attribute of the `JsonProperty` annotation.
*/
val nullableJsonSchemaDraft4 = JsonSchemaConfig (
autoGenerateTitleForProperties = false,
defaultArrayFormat = None,
useOneOfForOption = true,
useOneOfForNullables = true,
usePropertyOrdering = false,
hidePolymorphismTypeProperty = false,
disableWarnings = false,
useMinLengthForNotNull = false,
useTypeIdForDefinitionName = false,
customType2FormatMapping = Map(),
useMultipleEditorSelectViaProperty = false,
uniqueItemClasses = Set(),
classTypeReMapping = Map(),
jsonSuppliers = Map()
)
// Java-API
def create(
autoGenerateTitleForProperties:Boolean,
defaultArrayFormat:Optional[String],
useOneOfForOption:Boolean,
useOneOfForNullables:Boolean,
usePropertyOrdering:Boolean,
hidePolymorphismTypeProperty:Boolean,
disableWarnings:Boolean,
useMinLengthForNotNull:Boolean,
useTypeIdForDefinitionName:Boolean,
customType2FormatMapping:java.util.Map[String, String],
useMultipleEditorSelectViaProperty:Boolean,
uniqueItemClasses:java.util.Set[Class[_]],
classTypeReMapping:java.util.Map[Class[_], Class[_]],
jsonSuppliers:java.util.Map[String, Supplier[JsonNode]],
persistModels:Boolean
):JsonSchemaConfig = {
import scala.collection.JavaConverters._
JsonSchemaConfig(
autoGenerateTitleForProperties,
Option(defaultArrayFormat.orElse(null)),
useOneOfForOption,
useOneOfForNullables,
usePropertyOrdering,
hidePolymorphismTypeProperty,
disableWarnings,
useMinLengthForNotNull,
useTypeIdForDefinitionName,
customType2FormatMapping.asScala.toMap,
useMultipleEditorSelectViaProperty,
uniqueItemClasses.asScala.toSet,
classTypeReMapping.asScala.toMap,
jsonSuppliers.asScala.toMap,
persistModels
)
}
}
trait SubclassesResolver {
def getSubclasses(clazz:Class[_]):List[Class[_]]
}
case class SubclassesResolverImpl
(
classGraph:Option[ClassGraph] = None,
packagesToScan:List[String] = List(),
classesToScan:List[String] = List()
) extends SubclassesResolver {
import scala.collection.JavaConverters._
def this() = this(None, List(), List())
def withClassGraph(classGraph:ClassGraph):SubclassesResolverImpl = {
this.copy(classGraph = Option(classGraph))
}
// Scala API
def withPackagesToScan(packagesToScan:List[String]):SubclassesResolverImpl = {
this.copy(packagesToScan = packagesToScan)
}
// Java API
def withPackagesToScan(packagesToScan:JList[String]):SubclassesResolverImpl = {
this.copy(packagesToScan = packagesToScan.asScala.toList)
}
// Scala API
def withClassesToScan(classesToScan:List[String]):SubclassesResolverImpl = {
this.copy(classesToScan = classesToScan)
}
// Java API
def withClassesToScan(classesToScan:JList[String]):SubclassesResolverImpl = {
this.copy(classesToScan = classesToScan.asScala.toList)
}
lazy val reflection:ScanResult = {
var classGraphConfigured:Boolean = false
if ( classGraph.isDefined ) {
classGraphConfigured = true
}
val _classGraph:ClassGraph = classGraph.getOrElse( new ClassGraph() )
if (packagesToScan.nonEmpty) {
classGraphConfigured = true
_classGraph.whitelistPackages( packagesToScan:_* )
}
if ( classesToScan.nonEmpty ) {
classGraphConfigured = true
_classGraph.whitelistClasses( classesToScan:_* )
}
if ( !classGraphConfigured ) {
LoggerFactory.getLogger(this.getClass).warn(s"Performance-warning. Since SubclassesResolver is not configured," +
s" it scans the entire classpath. " +
s"https://github.com/mbknor/mbknor-jackson-jsonSchema#subclass-resolving-using-reflection")
}
_classGraph.enableClassInfo().scan()
}
override def getSubclasses(clazz: Class[_]): List[Class[_]] = {
reflection.getSubclasses(clazz.getName).loadClasses().asScala.toList
}
}
/**
* Used to do additional manipulations on a model/property schema. Clients can implement this interface to manipulate
* the generated schemas as they see fit.
*/
trait SchemaExtension {
/**
* Given a property's schema node and the class of the property, modify the schema node.
* This is currently only called on String properties!
* @param node - the schema of the property
* @param clazz - the class of the property
*/
def modifyProperty(node:ObjectNode, clazz:Class[_]):Unit
/**
* Given a model's schema node and the class of the model, modify the schema node.
* @param node - the schema of the model
* @param clazz - the class of the model
*/
def modifyModel(node:ObjectNode, clazz:Class[_]):Unit
}
class DefaultSchemaExtension extends SchemaExtension {
override def modifyProperty(node: ObjectNode, clazz: Class[_]): Unit = {}
override def modifyModel(node: ObjectNode, clazz: Class[_]): Unit = {}
}
case class JsonSchemaConfig
(
autoGenerateTitleForProperties:Boolean,
defaultArrayFormat:Option[String],
useOneOfForOption:Boolean,
useOneOfForNullables:Boolean,
usePropertyOrdering:Boolean,
hidePolymorphismTypeProperty:Boolean,
disableWarnings:Boolean,
useMinLengthForNotNull:Boolean,
useTypeIdForDefinitionName:Boolean,
customType2FormatMapping:Map[String, String],
useMultipleEditorSelectViaProperty:Boolean, // https://github.com/jdorn/json-editor/issues/709
uniqueItemClasses:Set[Class[_]], // If rendering array and type is instanceOf class in this set, then we add 'uniqueItems": true' to schema - See // https://github.com/jdorn/json-editor for more info
classTypeReMapping:Map[Class[_], Class[_]], // Can be used to prevent rendering using polymorphism for specific classes.
jsonSuppliers:Map[String, Supplier[JsonNode]], // Suppliers in this map can be accessed using @JsonSchemaInject(jsonSupplierViaLookup = "lookupKey")
persistModels:Boolean = false, // Whether or not to persist seen models between calls to `generateJsonSchema`
subclassesResolver:SubclassesResolver = new SubclassesResolverImpl(), // Using default impl that scans entire classpath
schemaExtension:SchemaExtension = new DefaultSchemaExtension(), // Optionally can be included for arbitrary manipulation of generated schemas, off by default
failOnUnknownProperties:Boolean = true // Must match with the corresponding ObjectMapper setting!
) {
def withFailOnUnknownProperties(failOnUnknownProperties:Boolean):JsonSchemaConfig = {
this.copy( failOnUnknownProperties = failOnUnknownProperties )
}
def withSubclassesResolver(subclassesResolver: SubclassesResolver):JsonSchemaConfig = {
this.copy( subclassesResolver = subclassesResolver )
}
def withSchemaExtension(schemaExtension: SchemaExtension):JsonSchemaConfig = {
this.copy( schemaExtension = schemaExtension )
}
}
/**
* Json Schema Generator
* @param rootObjectMapper pre-configured ObjectMapper
* @param debug Default = false - set to true if generator should log some debug info while generating the schema
* @param config default = vanillaJsonSchemaDraft4. Please use html5EnabledSchema if generating HTML5 GUI, e.g. using https://github.com/jdorn/json-editor
*/
class JsonSchemaGenerator
(
val rootObjectMapper: ObjectMapper,
debug:Boolean = false,
config:JsonSchemaConfig = JsonSchemaConfig.vanillaJsonSchemaDraft4
) {
// Java API
def this(rootObjectMapper: ObjectMapper) = this(rootObjectMapper, false, JsonSchemaConfig.vanillaJsonSchemaDraft4)
// Java API
def this(rootObjectMapper: ObjectMapper, config:JsonSchemaConfig) = this(rootObjectMapper, false, config)
import scala.collection.JavaConverters._
val log = LoggerFactory.getLogger(getClass)
// Whether or not to persist seen models between calls to `generateJsonSchema`. Currently, this is default true when object is constructed from Java, false from scala.
// This is totally not a good way to do things, but it means I don't need to update HSMP to be backwards compatible with a constructor change here, nor fix a ton of
// failing tests. If we ever decide to contribute back to open source, we will need to add the Java API option.
var globalRefTracker: Map[Class[_], String] = Map[Class[_], String]()
val dateFormatMapping = Map[String,String](
// Java7 dates
"java.time.LocalDateTime" -> "datetime-local",
"java.time.OffsetDateTime" -> "datetime",
"java.time.LocalDate" -> "date",
// Joda-dates
"org.joda.time.LocalDate" -> "date"
)
trait MySerializerProvider {
var provider: SerializerProvider = null
def getProvider: SerializerProvider = provider
def setProvider(provider: SerializerProvider): Unit = this.provider = provider
}
trait EnumSupport {
val _node: ObjectNode
def enumTypes(enums: util.Set[String]): Unit = {
// l(s"JsonStringFormatVisitor-enum.enumTypes: ${enums}")
val enumValuesNode = JsonNodeFactory.instance.arrayNode()
_node.set("enum", enumValuesNode)
enums.asScala.foreach {
enumValue =>
enumValuesNode.add(enumValue)
}
}
}
private def setFormat(node:ObjectNode, format:String): Unit = {
node.put("format", format)
}
case class DefinitionInfo(ref:Option[String], jsonObjectFormatVisitor: Option[JsonObjectFormatVisitor])
// Class that manages creating new definitions or getting $refs to existing definitions
class DefinitionsHandler(refTracker:Option[Map[Class[_], String]]) {
private var class2Ref = if (refTracker.isDefined) refTracker.get else Map[Class[_], String]()
private var modelsCreated = false
private val definitionsNode = JsonNodeFactory.instance.objectNode()
case class WorkInProgress(classInProgress:Class[_], nodeInProgress:ObjectNode)
// Used when 'combining' multiple invocations to getOrCreateDefinition when processing polymorphism.
private var workInProgress:Option[WorkInProgress] = None
private var workInProgressStack = List[Option[WorkInProgress]]()
def pushWorkInProgress(): Unit ={
workInProgressStack = workInProgress :: workInProgressStack
workInProgress = None
}
def popworkInProgress(): Unit ={
workInProgress = workInProgressStack.head
workInProgressStack = workInProgressStack.tail
}
def getDefinitionName (clazz:Class[_]) = { if (config.useTypeIdForDefinitionName) clazz.getName else clazz.getSimpleName }
// Either creates new definitions or return $ref to existing one
def getOrCreateDefinition(clazz:Class[_])(objectDefinitionBuilder:(ObjectNode) => Option[JsonObjectFormatVisitor]):DefinitionInfo = {
class2Ref.get(clazz) match {
case Some(ref) =>
workInProgress match {
case None =>
DefinitionInfo(Some(ref), None)
case Some(w) =>
// this is a recursive polymorphism call
if ( clazz != w.classInProgress) throw new Exception(s"Wrong class - working on ${w.classInProgress} - got $clazz")
DefinitionInfo(None, objectDefinitionBuilder(w.nodeInProgress))
}
case None =>
// new one - must build it
var retryCount = 0
var shortRef = getDefinitionName(clazz)
var longRef = "#/definitions/" + shortRef
while( class2Ref.values.toList.contains(longRef)) {
retryCount = retryCount + 1
shortRef = clazz.getSimpleName + "_" + retryCount
longRef = "#/definitions/"+clazz.getSimpleName + "_" + retryCount
}
class2Ref = class2Ref + (clazz -> longRef)
modelsCreated = true
// create definition
val node = JsonNodeFactory.instance.objectNode()
// When processing polymorphism, we might get multiple recursive calls to getOrCreateDefinition - this is a wau to combine them
workInProgress = Some(WorkInProgress(clazz, node))
definitionsNode.set(shortRef, node)
val jsonObjectFormatVisitor = objectDefinitionBuilder.apply(node)
config.schemaExtension.modifyModel(node, clazz)
workInProgress = None
DefinitionInfo(Some(longRef), jsonObjectFormatVisitor)
}
}
def getFinalDefinitionsNode():Option[ObjectNode] = {
if (!modelsCreated) None else Some(definitionsNode)
}
def getFinalClass2Ref():Map[Class[_], String] = {
class2Ref
}
}
class MyJsonFormatVisitorWrapper
(
objectMapper: ObjectMapper,
level:Int = 0,
val node: ObjectNode = JsonNodeFactory.instance.objectNode(),
val definitionsHandler:DefinitionsHandler,
currentProperty:Option[BeanProperty] // This property may represent the BeanProperty when we're directly processing beneath the property
) extends JsonFormatVisitorWrapper with MySerializerProvider {
def l(s: => String): Unit = {
if (!debug) return
var indent = ""
for(_ <- 0 until level) {
indent = indent + " "
}
println(indent + s)
}
def createChild(childNode: ObjectNode, currentProperty:Option[BeanProperty]): MyJsonFormatVisitorWrapper = {
new MyJsonFormatVisitorWrapper(objectMapper, level + 1, node = childNode, definitionsHandler = definitionsHandler, currentProperty = currentProperty)
}
override def expectStringFormat(_type: JavaType) = {
l(s"expectStringFormat - _type: ${_type}")
node.put("type", "string")
// Check if we should include minLength and/or maxLength
case class MinAndMaxLength(minLength:Option[Int], maxLength:Option[Int])
// TODO [[email protected] 01/09/2018]: Probably want to refactor this: nominally it returns a value used to figure out length
// TODO [[email protected] 01/09/2018]: but most of the logic seems to be unrelated.
val minAndMaxLength:Option[MinAndMaxLength] = currentProperty.flatMap {
p =>
// Look for @Pattern
Option(p.getAnnotation(classOf[Pattern])).map {
pattern =>
node.put("pattern", pattern.regexp())
}
// Look for @Pattern.List
Option(p.getAnnotation(classOf[Pattern.List])).map {
patterns => {
val regex = patterns.value().map(_.regexp).foldLeft("^")(_ + "(?=" + _ + ")").concat(".*$")
node.put("pattern", regex)
}
}
// Look for @JsonSchemaDefault
Option(p.getAnnotation(classOf[JsonSchemaDefault])).map {
defaultValue =>
node.put("default", defaultValue.value())
}
// Look for @NotBlank
Option(p.getAnnotation(classOf[NotBlank])).map {
_ =>
node.put("pattern", "^.*\\S+.*$")
}
// Look for a @Size annotation, which should have a set of min/max properties.
Option(p.getAnnotation(classOf[Size]))
.map {
size =>
(size.min(), size.max()) match {
case (0, max) => MinAndMaxLength(None, Some(max))
case (min, Integer.MAX_VALUE) => MinAndMaxLength(Some(min), None)
case (min, max) => MinAndMaxLength(Some(min), Some(max))
}
}
// Look for other annotations that don't have an explicit size, but we can infer the need to set a size for.
.orElse {
// If we're annotated with @NotNull, check to see if our config requires a size property to be generated.
if (config.useMinLengthForNotNull && (p.getAnnotation(classOf[NotNull]) != null)) {
Option(MinAndMaxLength(Some(1), None))
}
// Other javax.validation annotations that require a length.
else if (p.getAnnotation(classOf[NotBlank]) != null || p.getAnnotation(classOf[NotEmpty]) != null) {
Option(MinAndMaxLength(Some(1), None))
}
// No length required.
else {
None
}
}
}
minAndMaxLength.map {
minAndMax:MinAndMaxLength =>
minAndMax.minLength.map( length => node.put("minLength", length) )
minAndMax.maxLength.map( length => node.put("maxLength", length) )
}
if (_type != null) {
config.schemaExtension.modifyProperty(node, _type.getRawClass)
}
new JsonStringFormatVisitor with EnumSupport {
val _node = node
override def format(format: JsonValueFormat): Unit = {
setFormat(node, format.toString)
}
}
}
override def expectArrayFormat(_type: JavaType) = {
l(s"expectArrayFormat - _type: ${_type}")
node.put("type", "array")
if (config.uniqueItemClasses.exists( c => _type.getRawClass.isAssignableFrom(c))) {
// Adding '"uniqueItems": true' to be used with https://github.com/jdorn/json-editor
node.put("uniqueItems", true)
setFormat(node, "checkbox")
} else {
// Try to set default format
config.defaultArrayFormat.foreach {
format => setFormat(node, format)
}
}
currentProperty.map {
p =>
// Look for @Size
Option(p.getAnnotation(classOf[Size])).map {
size =>
node.put("minItems", size.min())
node.put("maxItems", size.max())
}
// Look for @NotEmpty
Option(p.getAnnotation(classOf[NotEmpty])).map {
notEmpty =>
node.put("minItems", 1)
}
}
val itemsNode = JsonNodeFactory.instance.objectNode()
node.set("items", itemsNode)
// We get improved result while processing scala-collections by getting elementType this way
// instead of using the one which we receive in JsonArrayFormatVisitor.itemsFormat
// This approach also works for Java
val preferredElementType:JavaType = _type.getContentType
new JsonArrayFormatVisitor with MySerializerProvider {
override def itemsFormat(handler: JsonFormatVisitable, _elementType: JavaType): Unit = {
l(s"expectArrayFormat - handler: $handler - elementType: ${_elementType} - preferredElementType: $preferredElementType")
objectMapper.acceptJsonFormatVisitor(tryToReMapType(preferredElementType), createChild(itemsNode, currentProperty = None))
}
override def itemsFormat(format: JsonFormatTypes): Unit = {
l(s"itemsFormat - format: $format")
itemsNode.put("type", format.value())
}
}
}
override def expectNumberFormat(_type: JavaType) = {
l("expectNumberFormat")
node.put("type", "number")
// Look for @Min, @Max, @DecimalMin, @DecimalMax => minimum, maximum
currentProperty.map {
p =>
Option(p.getAnnotation(classOf[Min])).map {
min =>
node.put("minimum", min.value())
}
Option(p.getAnnotation(classOf[Max])).map {
max =>
node.put("maximum", max.value())
}
Option(p.getAnnotation(classOf[DecimalMin])).map {
decimalMin =>
node.put("minimum", decimalMin.value().toDouble)
}
Option(p.getAnnotation(classOf[DecimalMax])).map {
decimalMax =>
node.put("maximum", decimalMax.value().toDouble)
}
// Look for @JsonSchemaDefault
Option(p.getAnnotation(classOf[JsonSchemaDefault])).map {
defaultValue =>
node.put("default", defaultValue.value() )
}
}
new JsonNumberFormatVisitor with EnumSupport {
val _node = node
override def numberType(_type: NumberType): Unit = l(s"JsonNumberFormatVisitor.numberType: ${_type}")
override def format(format: JsonValueFormat): Unit = {
setFormat(node, format.toString)
}
}
}
override def expectAnyFormat(_type: JavaType) = {
if (!config.disableWarnings) {
log.warn(s"Not able to generate jsonSchema-info for type: ${_type} - probably using custom serializer which does not override acceptJsonFormatVisitor")
}
new JsonAnyFormatVisitor {
}
}
override def expectIntegerFormat(_type: JavaType) = {
l("expectIntegerFormat")
node.put("type", "integer")
// Look for @Min, @Max => minimum, maximum
currentProperty.map {
p =>
Option(p.getAnnotation(classOf[Min])).map {
min =>
node.put("minimum", min.value())
}
Option(p.getAnnotation(classOf[Max])).map {
max =>
node.put("maximum", max.value())
}
// Look for @JsonSchemaDefault
Option(p.getAnnotation(classOf[JsonSchemaDefault])).map {
defaultValue =>
node.put("default", defaultValue.value().toInt)
}
}
new JsonIntegerFormatVisitor with EnumSupport {
val _node = node
override def numberType(_type: NumberType): Unit = l(s"JsonIntegerFormatVisitor.numberType: ${_type}")
override def format(format: JsonValueFormat): Unit = {
setFormat(node, format.toString)
}
}
}
override def expectNullFormat(_type: JavaType) = {
l(s"expectNullFormat - _type: ${_type}")
node.put("type", "null")
new JsonNullFormatVisitor {}
}
override def expectBooleanFormat(_type: JavaType) = {
l("expectBooleanFormat")
node.put("type", "boolean")
currentProperty.map {
p =>
// Look for @JsonSchemaDefault
Option(p.getAnnotation(classOf[JsonSchemaDefault])).map {
defaultValue =>
node.put("default", defaultValue.value().toBoolean)
}
}
new JsonBooleanFormatVisitor with EnumSupport {
val _node = node
override def format(format: JsonValueFormat): Unit = {
setFormat(node, format.toString)
}
}
}
override def expectMapFormat(_type: JavaType) = {
l(s"expectMapFormat - _type: ${_type}")
// There is no way to specify map in jsonSchema,
// So we're going to treat it as type=object with additionalProperties = true,
// so that it can hold whatever the map can hold
node.put("type", "object")
val additionalPropsObject = JsonNodeFactory.instance.objectNode()
node.set("additionalProperties", additionalPropsObject)
// If we're annotated with @NotEmpty, make sure we add a minItems of 1 to our schema here.
currentProperty.map { p =>
Option(p.getAnnotation(classOf[NotEmpty])).map {
notEmpty =>
node.put("minProperties", 1)
}
}
definitionsHandler.pushWorkInProgress()
val childVisitor = createChild(additionalPropsObject, None)
objectMapper.acceptJsonFormatVisitor(tryToReMapType(_type.getContentType), childVisitor)
definitionsHandler.popworkInProgress()
new JsonMapFormatVisitor with MySerializerProvider {
override def keyFormat(handler: JsonFormatVisitable, keyType: JavaType): Unit = {
l(s"JsonMapFormatVisitor.keyFormat handler: $handler - keyType: $keyType")
}
override def valueFormat(handler: JsonFormatVisitable, valueType: JavaType): Unit = {
l(s"JsonMapFormatVisitor.valueFormat handler: $handler - valueType: $valueType")
}
}
}
private def getRequiredArrayNode(objectNode:ObjectNode):ArrayNode = {
Option(objectNode.get("required")).map(_.asInstanceOf[ArrayNode]).getOrElse {
val rn = JsonNodeFactory.instance.arrayNode()
objectNode.set("required", rn)
rn
}
}
private def getOptionsNode(objectNode:ObjectNode):ObjectNode = {
Option(objectNode.get("options")).map(_.asInstanceOf[ObjectNode]).getOrElse {
val o = JsonNodeFactory.instance.objectNode()
objectNode.set("options", o)
o
}
}
case class PolymorphismInfo(typePropertyName:String, subTypeName:String)
private def extractPolymorphismInfo(_type:JavaType):Option[PolymorphismInfo] = {
val maybeBaseType = ClassUtil.findSuperTypes(_type, null, false).asScala.find { cl =>
cl.getRawClass.isAnnotationPresent(classOf[JsonTypeInfo] )
} orElse Option(_type.getSuperClass)
maybeBaseType.flatMap { baseType =>
val serializerOrNull = objectMapper
.getSerializerFactory
.createTypeSerializer(objectMapper.getSerializationConfig, baseType)
Option(serializerOrNull).map { serializer =>
serializer.getTypeInclusion match {
case JsonTypeInfo.As.PROPERTY | JsonTypeInfo.As.EXISTING_PROPERTY =>
val idResolver = serializer.getTypeIdResolver
val id = idResolver match {
// use custom implementation instead, because default implementation needs instance and we don't have one
case _ : MinimalClassNameIdResolver => extractMinimalClassnameId(baseType, _type)
case _ => idResolver.idFromValueAndType(null, _type.getRawClass)
}
PolymorphismInfo(serializer.getPropertyName, id)
case x => throw new Exception(s"We do not support polymorphism using jsonTypeInfo.include() = $x")
}
}
}
}
private def extractSubTypes(_type: JavaType):List[Class[_]] = {
val ac = AnnotatedClass.construct(_type, objectMapper.getDeserializationConfig)
Option(ac.getAnnotation(classOf[JsonTypeInfo])).map {
jsonTypeInfo: JsonTypeInfo =>
jsonTypeInfo.use() match {
case JsonTypeInfo.Id.NAME =>
// First we try to resolve types via manually finding annotations (if success, it will preserve the order), if not we fallback to use collectAndResolveSubtypesByClass()
val subTypes: List[Class[_]] = Option(_type.getRawClass.getDeclaredAnnotation(classOf[JsonSubTypes])).map {
ann: JsonSubTypes =>
// We found it via @JsonSubTypes-annotation
ann.value().map {
t: JsonSubTypes.Type => t.value()
}.toList
}.getOrElse {
// We did not find it via @JsonSubTypes-annotation (Probably since it is using mixin's) => Must fallback to using collectAndResolveSubtypesByClass
val resolvedSubTypes = objectMapper.getSubtypeResolver.collectAndResolveSubtypesByClass(objectMapper.getDeserializationConfig, ac).asScala.toList
resolvedSubTypes.map( _.getType)
.filter( c => _type.getRawClass.isAssignableFrom(c) && _type.getRawClass != c)
}
subTypes
case _ =>
// Just find all subclasses
config.subclassesResolver.getSubclasses(_type.getRawClass)
}
}.getOrElse(List())
}
def tryToReMapType(originalClass: Class[_]):Class[_] = {
config.classTypeReMapping.get(originalClass).map {
mappedToClass:Class[_] =>
l(s"Class $originalClass is remapped to $mappedToClass")
mappedToClass
}.getOrElse(originalClass)
}
private def tryToReMapType(originalType: JavaType):JavaType = {
val _type:JavaType = config.classTypeReMapping.get(originalType.getRawClass).map {
mappedToClass:Class[_] =>
l(s"Class ${originalType.getRawClass} is remapped to $mappedToClass")
val mappedToJavaType:JavaType = objectMapper.getTypeFactory.constructType(mappedToClass)
mappedToJavaType
}.getOrElse(originalType)
_type
}
private def injectFromJsonSchemaInject(a:JsonSchemaInject, thisObjectNode:ObjectNode): Unit ={
// Must parse json
val injectJsonNode = objectMapper.readTree(a.json())
Option(a.jsonSupplier())
.flatMap(cls => Option(cls.newInstance().get()))
.foreach(json => merge(injectJsonNode, json))
if (a.jsonSupplierViaLookup().nonEmpty) {
val json = config.jsonSuppliers.get(a.jsonSupplierViaLookup()).getOrElse(throw new Exception(s"@JsonSchemaInject(jsonSupplierLookup='${a.jsonSupplierViaLookup()}') does not exist in config.jsonSupplierLookup-map")).get()
merge(injectJsonNode, json)
}
a.strings().foreach(v => injectJsonNode.visit(v.path(), (o, n) => o.put(n, v.value())))
a.ints().foreach(v => injectJsonNode.visit(v.path(), (o, n) => o.put(n, v.value())))
a.bools().foreach(v => injectJsonNode.visit(v.path(), (o, n) => o.put(n, v.value())))
if ( !a.merge()) {
// Since we're not merging, we must remove all content of thisObjectNode before injecting.
// We cannot just "replace" it with injectJsonNode, since thisObjectNode already have been added to its parent
thisObjectNode.removeAll()
}
merge(thisObjectNode, injectJsonNode)
}
override def expectObjectFormat(_type: JavaType) = {
val subTypes: List[Class[_]] = extractSubTypes(_type)
// Check if we have subtypes
if (subTypes.nonEmpty) {
// We have subtypes
//l(s"polymorphism - subTypes: $subTypes")
val anyOfArrayNode = JsonNodeFactory.instance.arrayNode()
node.set("oneOf", anyOfArrayNode)
subTypes.foreach {
subType: Class[_] =>
l(s"polymorphism - subType: $subType")
val definitionInfo: DefinitionInfo = definitionsHandler.getOrCreateDefinition(subType){
objectNode =>
val childVisitor = createChild(objectNode, currentProperty = None)
objectMapper.acceptJsonFormatVisitor(tryToReMapType(subType), childVisitor)
None
}
val thisOneOfNode = JsonNodeFactory.instance.objectNode()
thisOneOfNode.put("$ref", definitionInfo.ref.get)
// If class is annotated with JsonSchemaTitle, we should add it
Option(subType.getDeclaredAnnotation(classOf[JsonSchemaTitle])).map(_.value()).foreach {
title =>
thisOneOfNode.put("title", title)
}
anyOfArrayNode.add(thisOneOfNode)
}
null // Returning null to stop jackson from visiting this object since we have done it manually
} else {
// We do not have subtypes
val objectBuilder:ObjectNode => Option[JsonObjectFormatVisitor] = {
thisObjectNode:ObjectNode =>
thisObjectNode.put("type", "object")
thisObjectNode.put("additionalProperties", !config.failOnUnknownProperties)
// If class is annotated with JsonSchemaFormat, we should add it
val ac = AnnotatedClass.construct(_type, objectMapper.getDeserializationConfig)
resolvePropertyFormat(_type, objectMapper).foreach {
format =>
setFormat(thisObjectNode, format)
}
// If class is annotated with JsonSchemaDescription, we should add it
Option(ac.getAnnotations.get(classOf[JsonSchemaDescription])).map(_.value())
.orElse(Option(ac.getAnnotations.get(classOf[JsonPropertyDescription])).map(_.value))
.foreach {
description: String =>
thisObjectNode.put("description", description)
}
// If class is annotated with JsonSchemaTitle, we should add it
Option(ac.getAnnotations.get(classOf[JsonSchemaTitle])).map(_.value()).foreach {
title =>
thisObjectNode.put("title", title)
}
// If class is annotated with JsonSchemaOptions, we should add it
Option(ac.getAnnotations.get(classOf[JsonSchemaOptions])).map(_.items()).foreach {
items =>
val optionsNode = getOptionsNode(thisObjectNode)
items.foreach {
item =>
optionsNode.put(item.name, item.value)
}
}
// Optionally add JsonSchemaInject
Option(ac.getAnnotations.get(classOf[JsonSchemaInject])).foreach {
a =>
injectFromJsonSchemaInject(a, thisObjectNode)
}
val propertiesNode = JsonNodeFactory.instance.objectNode()
thisObjectNode.set("properties", propertiesNode)
extractPolymorphismInfo(_type).map {
case pi:PolymorphismInfo =>
// This class is a child in a polymorphism config..
// Set the title = subTypeName
thisObjectNode.put("title", pi.subTypeName)
// must inject the 'type'-param and value as enum with only one possible value
// This is done to make sure the json generated from the schema using this oneOf
// contains the correct "type info"
val enumValuesNode = JsonNodeFactory.instance.arrayNode()
enumValuesNode.add(pi.subTypeName)
val enumObjectNode = JsonNodeFactory.instance.objectNode()
enumObjectNode.put("type", "string")
enumObjectNode.set("enum", enumValuesNode)
enumObjectNode.put("default", pi.subTypeName)
if (config.hidePolymorphismTypeProperty) {
// Make sure the editor hides this polymorphism-specific property
val optionsNode = JsonNodeFactory.instance.objectNode()
enumObjectNode.set("options", optionsNode)
optionsNode.put("hidden", true)
}
propertiesNode.set(pi.typePropertyName, enumObjectNode)
getRequiredArrayNode(thisObjectNode).add(pi.typePropertyName)
if(config.useMultipleEditorSelectViaProperty) {
// https://github.com/jdorn/json-editor/issues/709
// Generate info to help generated editor to select correct oneOf-type
// when populating the gui/schema with existing data
val multipleEditorSelectViaPropertyNode = JsonNodeFactory.instance.objectNode()
multipleEditorSelectViaPropertyNode.put("property", pi.typePropertyName)
multipleEditorSelectViaPropertyNode.put("value", pi.subTypeName)
val objectOptionsNode = JsonNodeFactory.instance.objectNode()
objectOptionsNode.set("multiple_editor_select_via_property", multipleEditorSelectViaPropertyNode)
thisObjectNode.set("options", objectOptionsNode)
}
}
Some(new JsonObjectFormatVisitor with MySerializerProvider {
// Used when rendering schema using propertyOrdering as specified here:
// https://github.com/jdorn/json-editor#property-ordering
var nextPropertyOrderIndex = 1
def myPropertyHandler(propertyName:String, propertyType:JavaType, prop: Option[BeanProperty], jsonPropertyRequired:Boolean): Unit = {
l(s"JsonObjectFormatVisitor - ${propertyName}: ${propertyType}")
if ( propertiesNode.get(propertyName) != null) {
if (!config.disableWarnings) {
log.warn(s"Ignoring property '$propertyName' in $propertyType since it has already been added, probably as type-property using polymorphism")
}
return
}
// Need to check for Option/Optional-special-case before we know what node to use here.
case class PropertyNode(main:ObjectNode, meta:ObjectNode)
// Look for @JsonSchemaProperty annotation, which allows overriding `required`
val jsonSchemaRequired:Option[Boolean] = prop
.flatMap(p => Option(p.getAnnotation(classOf[JsonSchemaProperty])))
.map(_.required())
// Figure out if the type is considered optional by either Java or Scala.
val optionalType:Boolean = classOf[Option[_]].isAssignableFrom(propertyType.getRawClass) ||
classOf[Optional[_]].isAssignableFrom(propertyType.getRawClass) ||
classOf[com.google.common.base.Optional[_]].isAssignableFrom(propertyType.getRawClass)
// Check if we should set this property as required. Anything with a @JsonProperty that
// has "required" set to true, various javax.validation annotations, or any property
// that is NOT an Optional type is set as required by default. The @JsonSchemaProperty
// annotation can be used to override any of these conditions.
val requiredProperty:Boolean = jsonSchemaRequired.getOrElse(jsonPropertyRequired || validationAnnotationRequired(prop) || !optionalType)
val thisPropertyNode:PropertyNode = {
val thisPropertyNode = JsonNodeFactory.instance.objectNode()
propertiesNode.set(propertyName, thisPropertyNode)
if ( config.usePropertyOrdering ) {
thisPropertyNode.put("propertyOrder", nextPropertyOrderIndex)
nextPropertyOrderIndex = nextPropertyOrderIndex + 1
}
// If the property is not required, and our configuration allows it, let's go ahead and mark the type as nullable.
if (!requiredProperty && ((config.useOneOfForOption && optionalType) ||
(config.useOneOfForNullables && !optionalType))) {
// We support this type being null, insert a oneOf consisting of a sentinel "null" and the real type.
val oneOfArray = JsonNodeFactory.instance.arrayNode()
thisPropertyNode.set("oneOf", oneOfArray)
// Create our sentinel "null" value for the case no value is provided.
val oneOfNull = JsonNodeFactory.instance.objectNode()
oneOfNull.put("type", "null")
oneOfNull.put("title", "Not included")
oneOfArray.add(oneOfNull)
// If our nullable/optional type has a value, it'll be this.
val oneOfReal = JsonNodeFactory.instance.objectNode()
oneOfArray.add(oneOfReal)
// Return oneOfReal which, from now on, will be used as the node representing this property
PropertyNode(oneOfReal, thisPropertyNode)
} else {
// Our type must not be null: primitives, @NotNull annotations, @JsonProperty annotations marked required etc.
PropertyNode(thisPropertyNode, thisPropertyNode)
}
}
// Continue processing this property
val childVisitor = createChild(thisPropertyNode.main, currentProperty = prop)
// Push current work in progress since we're about to start working on a new class
definitionsHandler.pushWorkInProgress()
if((classOf[Option[_]].isAssignableFrom(propertyType.getRawClass) ||
classOf[Optional[_]].isAssignableFrom(propertyType.getRawClass) ||
classOf[com.google.common.base.Optional[_]].isAssignableFrom(propertyType.getRawClass))
&& propertyType.containedTypeCount() >= 1) {
// Property is scala Option or Java/Guava Optional.
//
// Due to Java's Type Erasure, the type behind Option is lost.
// To workaround this, we use the same workaround as jackson-scala-module described here:
// https://github.com/FasterXML/jackson-module-scala/wiki/FAQ#deserializing-optionint-and-other-primitive-challenges
val optionType:JavaType = resolveType(propertyType, prop, objectMapper)
objectMapper.acceptJsonFormatVisitor( tryToReMapType(optionType), childVisitor)
} else {
objectMapper.acceptJsonFormatVisitor( tryToReMapType(propertyType), childVisitor)
}
// Pop back the work we were working on..
definitionsHandler.popworkInProgress()
prop.flatMap( resolvePropertyFormat(_) ).foreach {
format =>
setFormat(thisPropertyNode.main, format)
}
// Optionally add description
prop.flatMap {
p: BeanProperty =>
Option(p.getAnnotation(classOf[JsonSchemaDescription])).map(_.value())
.orElse(Option(p.getAnnotation(classOf[JsonPropertyDescription])).map(_.value()))
}.map {
description =>
thisPropertyNode.meta.put("description", description)
}
// If this property is required, add it to our array of required properties.
if (requiredProperty) {
getRequiredArrayNode(thisObjectNode).add(propertyName)
}
// Optionally add title
prop.flatMap {
p:BeanProperty =>
Option(p.getAnnotation(classOf[JsonSchemaTitle]))
}.map(_.value())
.orElse {
if (config.autoGenerateTitleForProperties) {
// We should generate 'pretty-name' based on propertyName
Some(generateTitleFromPropertyName(propertyName))
} else None
}
.map {
title =>
thisPropertyNode.meta.put("title", title)
}
// Optionally add options
prop.flatMap {
p:BeanProperty =>
Option(p.getAnnotation(classOf[JsonSchemaOptions]))
}.map(_.items()).foreach {
items =>
val optionsNode = getOptionsNode(thisPropertyNode.meta)
items.foreach {
item =>
optionsNode.put(item.name, item.value)
}
}
// Optionally add JsonSchemaInject
prop.flatMap {
p:BeanProperty =>
Option(p.getAnnotation(classOf[JsonSchemaInject])) match {
case Some(a) => Some(a)
case None =>
// Try to look at the class itself -- Looks like this is the only way to find it if the type is Enum
Option(p.getType.getRawClass.getAnnotation(classOf[JsonSchemaInject]))
}
}.foreach {
a =>
injectFromJsonSchemaInject(a, thisPropertyNode.meta)
}
}
override def optionalProperty(prop: BeanProperty): Unit = {
l(s"JsonObjectFormatVisitor.optionalProperty: prop:${prop}")
myPropertyHandler(prop.getName, prop.getType, Some(prop), jsonPropertyRequired = false)
}
override def optionalProperty(name: String, handler: JsonFormatVisitable, propertyTypeHint: JavaType): Unit = {
l(s"JsonObjectFormatVisitor.optionalProperty: name:${name} handler:${handler} propertyTypeHint:${propertyTypeHint}")
myPropertyHandler(name, propertyTypeHint, None, jsonPropertyRequired = false)
}
override def property(prop: BeanProperty): Unit = {
l(s"JsonObjectFormatVisitor.property: prop:${prop}")
myPropertyHandler(prop.getName, prop.getType, Some(prop), jsonPropertyRequired = true)
}
override def property(name: String, handler: JsonFormatVisitable, propertyTypeHint: JavaType): Unit = {
l(s"JsonObjectFormatVisitor.property: name:${name} handler:${handler} propertyTypeHint:${propertyTypeHint}")
myPropertyHandler(name, propertyTypeHint, None, jsonPropertyRequired = true)
}
// Checks to see if a javax.validation field that makes our field required is present.
private def validationAnnotationRequired(prop: Option[BeanProperty]): Boolean = {
prop.exists(p => p.getAnnotation(classOf[NotNull]) != null || p.getAnnotation(classOf[NotBlank]) != null || p.getAnnotation(classOf[NotEmpty]) != null)
}
})
}
if ( level == 0) {
// This is the first level - we must not use definitions
objectBuilder(node).orNull
} else {
val definitionInfo: DefinitionInfo = definitionsHandler.getOrCreateDefinition(_type.getRawClass)(objectBuilder)
definitionInfo.ref.foreach {
r =>
// Must add ref to def at "this location"
node.put("$ref", r)
}
definitionInfo.jsonObjectFormatVisitor.orNull
}
}
}
}
private def extractMinimalClassnameId(baseType: JavaType, child: JavaType) = {
// code taken straight from Jackson's MinimalClassNameIdResolver
val base = baseType.getRawClass.getName
val ix = base.lastIndexOf('.')
val _basePackagePrefix = if (ix < 0) { // can this ever occur?
"."
} else {
base.substring(0, ix + 1)
}
val n = child.getRawClass.getName
if (n.startsWith(_basePackagePrefix)) { // note: we will leave the leading dot in there
n.substring(_basePackagePrefix.length - 1)
} else {
n
}
}
private def merge(mainNode:JsonNode, updateNode:JsonNode):Unit = {
val fieldNames = updateNode.fieldNames()
while (fieldNames.hasNext) {
val fieldName = fieldNames.next()
val jsonNode = mainNode.get(fieldName)
// if field exists and is an embedded object
if (jsonNode != null && jsonNode.isObject) {
merge(jsonNode, updateNode.get(fieldName))
}
else {
mainNode match {
case node: ObjectNode =>
// Overwrite field
val value = updateNode.get(fieldName)
node.set(fieldName, value)
case _ =>
}
}
}
}
def generateTitleFromPropertyName(propertyName:String):String = {
// Code found here: http://stackoverflow.com/questions/2559759/how-do-i-convert-camelcase-into-human-readable-names-in-java
val s = propertyName.replaceAll(
String.format("%s|%s|%s",
"(?<=[A-Z])(?=[A-Z][a-z])",
"(?<=[^A-Z])(?=[A-Z])",
"(?<=[A-Za-z])(?=[^A-Za-z])"
),
" "
)
// Make the first letter uppercase
s.substring(0,1).toUpperCase() + s.substring(1)
}
def resolvePropertyFormat(_type: JavaType, objectMapper:ObjectMapper):Option[String] = {
val ac = AnnotatedClass.construct(_type, objectMapper.getDeserializationConfig)
resolvePropertyFormat(Option(ac.getAnnotation(classOf[JsonSchemaFormat])), _type.getRawClass.getName)
}
def resolvePropertyFormat(prop: BeanProperty):Option[String] = {
// Prefer format specified in annotation
resolvePropertyFormat(Option(prop.getAnnotation(classOf[JsonSchemaFormat])), prop.getType.getRawClass.getName)
}
def resolvePropertyFormat(jsonSchemaFormatAnnotation:Option[JsonSchemaFormat], rawClassName:String):Option[String] = {
// Prefer format specified in annotation
jsonSchemaFormatAnnotation.map {
jsonSchemaFormat =>
jsonSchemaFormat.value()
}.orElse {
config.customType2FormatMapping.get(rawClassName)
}
}
def resolveType(propertyType:JavaType, prop: Option[BeanProperty], objectMapper: ObjectMapper):JavaType = {
val containedType = propertyType.containedType(0)
if ( containedType.getRawClass == classOf[Object] ) {
// try to resolve it via @JsonDeserialize as described here: https://github.com/FasterXML/jackson-module-scala/wiki/FAQ#deserializing-optionint-and-other-primitive-challenges
prop.flatMap {
p:BeanProperty =>
Option(p.getAnnotation(classOf[JsonDeserialize]))
}.flatMap {
jsonDeserialize:JsonDeserialize =>
Option(jsonDeserialize.contentAs()).map {
clazz =>
objectMapper.getTypeFactory.constructType(clazz)
}
}.getOrElse( {
if (!config.disableWarnings) {
log.warn(s"$prop - Contained type is java.lang.Object and we're unable to extract its Type using fallback-approach looking for @JsonDeserialize")
}
containedType
})
} else {
// use containedType as is
containedType
}
}
def generateJsonSchema[T <: Any](clazz: Class[T]): JsonNode = generateJsonSchema(clazz, None, None)
def generateJsonSchema[T <: Any](javaType: JavaType): JsonNode = generateJsonSchema(javaType, None, None)
// Java-API
def generateJsonSchema[T <: Any](clazz: Class[T], title:String, description:String): JsonNode = generateJsonSchema(clazz, Option(title), Option(description))
// Java-API
def generateJsonSchema[T <: Any](javaType: JavaType, title:String, description:String): JsonNode = generateJsonSchema(javaType, Option(title), Option(description))
def generateJsonSchema[T <: Any](clazz: Class[T], title:Option[String], description:Option[String]): JsonNode = {
def tryToReMapType(originalClass: Class[_]):Class[_] = {
config.classTypeReMapping.get(originalClass).map {
mappedToClass:Class[_] =>
if (debug) {
println(s"Class $originalClass is remapped to $mappedToClass")
}
mappedToClass
}.getOrElse(originalClass)
}
val clazzToUse = tryToReMapType(clazz)
val javaType = rootObjectMapper.constructType(clazzToUse)
generateJsonSchema(javaType, title, description)
}
def generateJsonSchema[T <: Any](javaType: JavaType, title:Option[String], description:Option[String]): JsonNode = {
val rootNode = JsonNodeFactory.instance.objectNode()
// Specify that this is a v4 json schema
rootNode.put("$schema", JsonSchemaGenerator.JSON_SCHEMA_DRAFT_4_URL)
//rootNode.put("id", "http://my.site/myschema#")
// Add schema title
title.orElse {
Some(generateTitleFromPropertyName(javaType.getRawClass.getSimpleName))
}.flatMap {
title =>
// Skip it if specified to empty string
if ( title.isEmpty) None else Some(title)
}.map {
title =>
rootNode.put("title", title)
// If root class is annotated with @JsonSchemaTitle, it will later override this title
}
// Maybe set schema description
description.map {
d =>
rootNode.put("description", d)
// If root class is annotated with @JsonSchemaDescription, it will later override this description
}
val handlerToUse = if (config.persistModels) new DefinitionsHandler(Some(globalRefTracker)) else new DefinitionsHandler(None)
val rootVisitor = new MyJsonFormatVisitorWrapper(rootObjectMapper, node = rootNode, definitionsHandler = handlerToUse, currentProperty = None)
rootObjectMapper.acceptJsonFormatVisitor(javaType, rootVisitor)
handlerToUse.getFinalDefinitionsNode().foreach {
definitionsNode => rootNode.set("definitions", definitionsNode)
}
if (javaType != null) {
config.schemaExtension.modifyModel(rootNode, javaType.getRawClass)
}
globalRefTracker = handlerToUse.getFinalClass2Ref()
rootNode
}
def clearSavedDefinitions(): Unit = {
// Clear saved definitions
globalRefTracker = Map[Class[_], String]()
}
// Another janky workaround for HSMP. The JsonSchemaGenerator recursively resolves all submodels and returns a nested JsonNode. However, this loses all the class/type
// information. We need to know the Java type of all models encountered here in the HSMP, thus have this method to do so.
def getSavedDefinitions: util.Map[Class[_], String] = {
globalRefTracker.asJava
}
implicit class JsonNodeExtension(o:JsonNode) {
def visit(path: String, f: (ObjectNode, String) => Unit) = {
var p = o
val split = path.split('/')
for (name <- split.dropRight(1)) {
p = Option(p.get(name)).getOrElse(p.asInstanceOf[ObjectNode].putObject(name))
}
f(p.asInstanceOf[ObjectNode], split.last)
}
}
}
