private[this] def handle()

in http-core/src/main/scala/com/twitter/finatra/http/marshalling/MessageInjectableValues.scala [110:155]
43 lines of code
13 McCabe index (conditional complexity)

  private[this] def handle(
    valueId: Any,
    context: DeserializationContext,
    forProperty: BeanProperty,
    beanInstance: Any,
    fieldName: String,
    request: Request
  ): AnyRef = {
    try {
      if (isRequest(forProperty)) {
        request
      } else if (Annotations.hasAnnotation(forProperty, requestParamsAnnotations)) {
        if (forProperty.getType.isCollectionLikeType) {
          request.params.getAll(fieldName) match {
            case propertyValue: Seq[String]
                if propertyValue.nonEmpty || request.params.contains(fieldName) =>
              val separatedValues = handleCommaSeparatedLists(forProperty, fieldName, propertyValue)
              val value = handleEmptySeq(forProperty, separatedValues)
              val modifiedParamsValue = handleExtendedBooleans(forProperty, value)
              convert(context, forProperty, modifiedParamsValue)
            case _ => null
          }
        } else {
          request.params.get(fieldName) match {
            case Some(value) =>
              val modifiedParamsValue = handleExtendedBooleans(forProperty, value)
              convert(context, forProperty, modifiedParamsValue)
            case _ => null
          }
        }
      } else if (forProperty.getContextAnnotation(classOf[Header]) != null) {
        getHeader(context, forProperty, fieldName, request)
      } else {
        // handle if the field is annotated with an injection annotation
        super.findInjectableValue(valueId, context, forProperty, beanInstance)
      }
    } catch {
      // Only translate `InvalidDefinitionException` to InjectableValuesException,
      // all others escape to be handled elsewhere.
      case ex: InvalidDefinitionException =>
        logger.debug(ex.getMessage, ex)
        throw InjectableValuesException(
          forProperty.getMember.getDeclaringClass,
          forProperty.getName)
    }
  }