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• org.openprovenance.prov
• nlg-spec-transformer
• 2.0.8
• source code
• CustomNounFormDeserializer.scala

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org.openprovenance.prov.scala.nlgspec_transformer.CustomNounFormDeserializer.scala Maven / Gradle / Ivy

package org.openprovenance.prov.scala.nlgspec_transformer

import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.databind.{DeserializationContext, JsonDeserializer}
import org.openprovenance.prov.scala.nlgspec_transformer.defs.{NounPhrase, StringPhrase}
import org.openprovenance.prov.scala.nlgspec_transformer.specTypes.NounForm

class CustomNounFormDeserializer extends JsonDeserializer [NounForm] {
  override def deserialize(jsonParser: JsonParser, deserializationContext: DeserializationContext): NounForm = {
    println("++++++ In custom nounForm Deserialiser")
    if (jsonParser.isExpectedStartObjectToken) {
      val value: NounPhrase =jsonParser.readValueAs(classOf[NounPhrase])
      value
    } else {
      val s = jsonParser.readValueAs(classOf[String])
      new StringPhrase(s)
    }
  }
}