Scala JsonParser类代码示例

//设置package包名称以及导入依赖的类
package com.github.thanhtien522.eshttpclient.entities

import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.databind.{DeserializationContext, JsonDeserializer, JsonNode}


class BulkItemResponseDeserializer extends JsonDeserializer[BulkItemResponse] {

  override def deserialize(p: JsonParser, ctxt: DeserializationContext): BulkItemResponse = {
    val node = p.getCodec.readTree[JsonNode](p)
    node.fieldNames().next() match {
      case "index" => BulkItemResponse("index", p.getCodec.treeToValue(node.get("index"), classOf[IndexResponse]))
      case "create" => BulkItemResponse("create", p.getCodec.treeToValue(node.get("create"), classOf[IndexResponse]))
      case "update" => BulkItemResponse("update", p.getCodec.treeToValue(node.get("update"), classOf[UpdateResponse]))
      case "delete" => BulkItemResponse("delete", p.getCodec.treeToValue(node.get("delete"), classOf[DeleteResponse]))
      case s => throw new Exception("Deserialize BulkItemResponse failure. Unhandled action name `" + s + "`")
    }
  }
}

class ErrorDeserializer extends JsonDeserializer[Error] {
  override def deserialize(p: JsonParser, ctxt: DeserializationContext): Error = {
    val node = p.getCodec.readTree[JsonNode](p)

    if (node.isTextual) {
      Error("exception", node.asText(), null)
    } else if (node.isObject) {
      val `type` = node.get("type").asText()
      val reason = node.get("reason").asText()
      val caused = if (node.has("caused_by")) p.getCodec.treeToValue(node.get("caused_by"), classOf[Error]) else null
      Error(`type`, reason, caused)
    } else {
      throw new Exception(s"Deserialize Error failure. Expected STRING or OBJECT, actual ${node.getNodeType.toString}")
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.flipkart.connekt.commons.entities

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{DeserializationContext, JsonDeserializer, JsonSerializer, SerializerProvider}

object Channel extends Enumeration {
  type Channel = Value
  val PUSH = Value("push")
  val EMAIL = Value("email")
  val SMS = Value("sms")
  val CARDS = Value("cards")
  val OPENWEB = Value("openweb")
}

class ChannelToStringSerializer extends JsonSerializer[Channel.Value] {
  override def serialize(t: Channel.Value, jsonGenerator: JsonGenerator, serializerProvider: SerializerProvider) = {
    jsonGenerator.writeObject(t.toString)
  }
}

class ChannelToStringDeserializer extends JsonDeserializer[Channel.Value] {
  @Override
  override def deserialize(parser:JsonParser, context:DeserializationContext):Channel.Value={
    try {
      com.flipkart.connekt.commons.entities.Channel.withName(parser.getValueAsString.toLowerCase)
    } catch {
      case e: NoSuchElementException =>
        null
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.flipkart.connekt.commons.sync

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{DeserializationContext, JsonDeserializer, JsonSerializer, SerializerProvider}

object SyncType extends Enumeration {
   type SyncType = Value
   val CLIENT_ADD,TEMPLATE_CHANGE, AUTH_CHANGE, STENCIL_CHANGE, STENCIL_FABRIC_CHANGE,
   STENCIL_COMPONENTS_UPDATE, CLIENT_QUEUE_CREATE, SUBSCRIPTION, USER_PROJECT_CONFIG_CHANGE = Value
}


class SyncTypeToStringSerializer extends JsonSerializer[SyncType.Value] {
  override def serialize(t: SyncType.Value, jsonGenerator: JsonGenerator, serializerProvider: SerializerProvider) = {
    jsonGenerator.writeObject(t.toString)
  }
}

class SyncTypeToStringDeserializer extends JsonDeserializer[SyncType.Value] {
  @Override
  override def deserialize(parser: JsonParser, context: DeserializationContext): SyncType.Value = {
    try {
      SyncType.withName(parser.getValueAsString.toUpperCase)
    } catch {
      case e: NoSuchElementException =>
        null
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.hypertino.hyperbus.serialization

import java.io.{Reader, StringReader}

import com.fasterxml.jackson.core.{JsonFactory, JsonParser}
import com.hypertino.binders.json.{JacksonParserAdapter, JsonBindersFactory}
import com.hypertino.binders.value.{Obj, Text, Value}
import com.hypertino.hyperbus.model.{Body, Header, Headers, HeadersMap, Message}

object MessageReader {
  def read[M <: Message[_ <: Body,_ <: Headers]](reader: Reader, concreteDeserializer: MessageDeserializer[M]): M = {
    val jacksonFactory = new JsonFactory()
    jacksonFactory.disable(JsonParser.Feature.AUTO_CLOSE_SOURCE)

    val jp = jacksonFactory.createParser(reader)
    val headers = try {
      val adapter = new JacksonParserAdapter(jp)
      val headers = JsonBindersFactory.findFactory().withJsonParserApi(adapter) { jpa ?
        val headersSeq = jpa.unbind[Value].asInstanceOf[Obj].v.toSeq // todo: this isn't great, also see https://github.com/hypertino/binders/issues/2

        val transformedSeq = headersSeq.map {
          case (Header.CONTENT_TYPE, value) ? Header.CONTENT_TYPE ? JsonContentTypeConverter.universalJsonContentTypeToSimple(value)
          case other ? other
        }

        HeadersMap(transformedSeq: _*)
      }

      jp.nextToken()
      val offset = jp.getTokenLocation.getCharOffset
      reader.reset()
      reader.skip(offset)
      headers
    }
    finally {
      jp.close()
    }

    concreteDeserializer(reader, headers)
  }

  def fromString[M <: Message[_ <: Body,_ <: Headers]](message: String, concreteDeserializer: MessageDeserializer[M]): M = {
    val stringReader = new StringReader(message)
    try {
      read(stringReader, concreteDeserializer)
    }
    finally {
      stringReader.close()
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.amarjanica.discourse.util

import java.time._
import com.fasterxml.jackson.core.{JsonParser, JsonGenerator}
import com.fasterxml.jackson.databind._
import com.fasterxml.jackson.databind.DeserializationFeature._
import com.fasterxml.jackson.databind.module.SimpleModule
import com.fasterxml.jackson.module.scala.DefaultScalaModule

object Json {
  private val jtstampSerializer = new JsonSerializer[java.time.OffsetDateTime] {
    override def serialize(value: java.time.OffsetDateTime, generator: JsonGenerator, x: SerializerProvider) =
      generator.writeString(value.toString())
  }
  private val jtstampDeserializer = new JsonDeserializer[java.time.OffsetDateTime] {
    override def deserialize(parser: JsonParser, context: DeserializationContext) =
      OffsetDateTime.parse(parser.getValueAsString)
  }
  val timeModule = new SimpleModule()
    .addSerializer(classOf[java.time.OffsetDateTime], jtstampSerializer)
    .addDeserializer(classOf[java.time.OffsetDateTime], jtstampDeserializer)
  val mapper = {
    val o = new ObjectMapper()
    o.registerModule(DefaultScalaModule)
    o.registerModule(timeModule)
    o.configure(FAIL_ON_UNKNOWN_PROPERTIES, false)
    o
  }

} 

//设置package包名称以及导入依赖的类
package io.eels.util

import com.fasterxml.jackson.annotation.JsonInclude
import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.databind.{DeserializationFeature, ObjectMapper}
import com.fasterxml.jackson.module.scala.DefaultScalaModule
import com.fasterxml.jackson.module.scala.experimental.ScalaObjectMapper

object JacksonSupport {

  val mapper: ObjectMapper with ScalaObjectMapper = new ObjectMapper with ScalaObjectMapper
  mapper.registerModule(DefaultScalaModule)

  mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL)
  mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
  mapper.configure(DeserializationFeature.FAIL_ON_IGNORED_PROPERTIES, false)
  mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true)
  mapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true)
  mapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true)
} 

//设置package包名称以及导入依赖的类
package uk.ac.wellcome.platform.api.models

import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.databind.module.SimpleModule
import com.fasterxml.jackson.databind.{
  DeserializationContext,
  JsonDeserializer,
  JsonMappingException
}

case class WorksIncludes(identifiers: Boolean = false)

class WorksIncludesParsingException(msg: String)
    extends JsonMappingException(msg: String)

case object WorksIncludes {

  val recognisedIncludes = List("identifiers")

  /// Parse an ?includes query-parameter string.
  ///
  /// If any unexpected includes are spotted, we raise an
  /// `WorksIncludesParsingException`.
  def apply(queryParam: String): WorksIncludes = {
    val includesList = queryParam.split(",").toList
    val unrecognisedIncludes = includesList
      .filterNot(recognisedIncludes.contains)
    if (unrecognisedIncludes.length == 0) {
      WorksIncludes(
        identifiers = includesList.contains("identifiers")
      )
    } else {
      val errorMessage = if (unrecognisedIncludes.length == 1) {
        s"'${unrecognisedIncludes.head}' is not a valid include"
      } else {
        s"${unrecognisedIncludes.mkString("'", "', '", "'")} are not valid includes"
      }
      throw new WorksIncludesParsingException(errorMessage)
    }
  }

  def apply(queryParam: Option[String]): WorksIncludes =
    queryParam match {
      case Some(s) => WorksIncludes(s)
      case None => WorksIncludes()
    }
}

class WorksIncludesDeserializer extends JsonDeserializer[WorksIncludes] {
  override def deserialize(p: JsonParser,
                           ctxt: DeserializationContext): WorksIncludes =
    WorksIncludes(p.getText())
}

class WorksIncludesDeserializerModule extends SimpleModule {
  addDeserializer(classOf[WorksIncludes], new WorksIncludesDeserializer())
} 

//设置package包名称以及导入依赖的类
package io.buoyant.namerd

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{DeserializationContext, JsonDeserializer, JsonSerializer, SerializerProvider}
import com.fasterxml.jackson.databind.module.SimpleModule
import com.twitter.finagle.{Dentry, NameTree, Path}

object DtabCodec {
  def module = {
    val module = new SimpleModule

    module.addSerializer(classOf[Path], new JsonSerializer[Path] {
      override def serialize(path: Path, json: JsonGenerator, p: SerializerProvider): Unit =
        json.writeString(path.show)
    })
    module.addDeserializer(classOf[Path], new JsonDeserializer[Path] {
      override def deserialize(json: JsonParser, ctx: DeserializationContext) =
        Path.read(json.getValueAsString)
    })

    module.addSerializer(classOf[Dentry.Prefix], new JsonSerializer[Dentry.Prefix] {
      override def serialize(pfx: Dentry.Prefix, json: JsonGenerator, p: SerializerProvider) {
        json.writeString(pfx.show)
      }
    })
    module.addDeserializer(classOf[Dentry.Prefix], new JsonDeserializer[Dentry.Prefix] {
      override def deserialize(json: JsonParser, ctx: DeserializationContext) =
        Dentry.Prefix.read(json.getValueAsString)
    })

    module.addSerializer(classOf[NameTree[Path]], new JsonSerializer[NameTree[Path]] {
      override def serialize(
        nameTree: NameTree[Path],
        json: JsonGenerator,
        p: SerializerProvider
      ): Unit = json.writeString(nameTree.show)
    })

    module.addDeserializer(classOf[NameTree[Path]], new JsonDeserializer[NameTree[Path]] {
      override def deserialize(json: JsonParser, ctx: DeserializationContext) =
        NameTree.read(json.getValueAsString)
    })

    module
  }
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{DeserializationContext, SerializerProvider}
import com.twitter.finagle.thrift.Protocols
import io.buoyant.config.{ConfigDeserializer, ConfigSerializer}
import org.apache.thrift.protocol.{TCompactProtocol, TProtocolFactory}

sealed trait ThriftProtocol {
  def factory: TProtocolFactory
  def name: String
}
object ThriftProtocol {
  object Binary extends ThriftProtocol {
    def factory = Protocols.binaryFactory()
    val name = "binary"
  }
  object Compact extends ThriftProtocol {
    def factory = new TCompactProtocol.Factory
    val name = "compact"
  }
}

class ThriftProtocolDeserializer extends ConfigDeserializer[ThriftProtocol] {
  override def deserialize(jp: JsonParser, ctxt: DeserializationContext): ThriftProtocol =
    catchMappingException(ctxt) {
      _parseString(jp, ctxt) match {
        case "binary" => ThriftProtocol.Binary
        case "compact" => ThriftProtocol.Compact
        case protocol =>
          throw new IllegalArgumentException(s"unsupported thrift protocol $protocol")
      }
    }
}

class ThriftProtocolSerializer extends ConfigSerializer[ThriftProtocol] {
  override def serialize(
    value: ThriftProtocol,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeString(value.name)
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{SerializerProvider, DeserializationContext}
import com.twitter.finagle.Path
import io.buoyant.config.{ConfigSerializer, ConfigDeserializer}

class PathDeserializer extends ConfigDeserializer[Path] {
  override def deserialize(jp: JsonParser, ctxt: DeserializationContext): Path =
    catchMappingException(ctxt) {
      Path.read(_parseString(jp, ctxt))
    }
}

class PathSerializer extends ConfigSerializer[Path] {
  override def serialize(
    value: Path,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeString(value.show)
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{SerializerProvider, DeserializationContext}
import com.google.common.net.InetAddresses
import io.buoyant.config.{ConfigSerializer, ConfigDeserializer}
import java.net.InetAddress

class InetAddressDeserializer extends ConfigDeserializer[InetAddress] {
  override def deserialize(jp: JsonParser, ctxt: DeserializationContext): InetAddress =
    catchMappingException(ctxt) {
      InetAddresses.forString(_parseString(jp, ctxt))
    }
}

class InetAddressSerializer extends ConfigSerializer[InetAddress] {
  override def serialize(
    value: InetAddress,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeString(value.getHostName)
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{SerializerProvider, DeserializationContext}
import io.buoyant.config.{ConfigSerializer, ConfigDeserializer}
import java.nio.file.Paths

case class Directory(path: java.nio.file.Path) {
  require(path.toFile.isDirectory, s"$path is not a directory")
}

class DirectoryDeserializer extends ConfigDeserializer[Directory] {
  override def deserialize(jp: JsonParser, ctxt: DeserializationContext): Directory =
    catchMappingException(ctxt) {
      Directory(Paths.get(_parseString(jp, ctxt)))
    }
}

class DirectorySerializer extends ConfigSerializer[Directory] {
  override def serialize(
    value: Directory,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeString(value.path.toString)
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{SerializerProvider, DeserializationContext}
import io.buoyant.config.{ConfigSerializer, ConfigDeserializer}

case class Port(port: Int) {
  val MinValue = 0
  val MaxValue = math.pow(2, 16) - 1
  require((MinValue <= port) && (port <= MaxValue), s"$port outside valid range for ports")
}

class PortDeserializer extends ConfigDeserializer[Port] {
  override def deserialize(jp: JsonParser, ctxt: DeserializationContext): Port =
    catchMappingException(ctxt) {
      Port(_parseInteger(jp, ctxt))
    }
}

class PortSerializer extends ConfigSerializer[Port] {
  override def serialize(
    value: Port,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeNumber(value.port)
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{SerializerProvider, DeserializationContext}
import com.twitter.logging.Level
import io.buoyant.config.{ConfigSerializer, ConfigDeserializer}

class LogLevelDeserializer extends ConfigDeserializer[Level] {

  override def deserialize(jp: JsonParser, ctxt: DeserializationContext): Level =
    catchMappingException(ctxt) {
      val lname = _parseString(jp, ctxt)
      Level.parse(lname.toUpperCase).getOrElse {
        throw new IllegalArgumentException(s"Illegal log level: $lname")
      }
    }
}

class LogLevelSerializer extends ConfigSerializer[Level] {
  override def serialize(
    level: Level,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeString(level.name)
} 

//设置package包名称以及导入依赖的类
package io.buoyant.config.types

import com.fasterxml.jackson.core.{JsonGenerator, JsonParser}
import com.fasterxml.jackson.databind.{SerializerProvider, DeserializationContext}
import com.twitter.finagle.Dtab
import io.buoyant.config.{ConfigSerializer, ConfigDeserializer}

class DtabDeserializer extends ConfigDeserializer[Dtab] {
  override def deserialize(parser: JsonParser, ctx: DeserializationContext): Dtab =
    catchMappingException(ctx) {
      Dtab.read(_parseString(parser, ctx))
    }
}

class DtabSerializer extends ConfigSerializer[Dtab] {
  override def serialize(
    value: Dtab,
    jgen: JsonGenerator,
    provider: SerializerProvider
  ): Unit = jgen.writeString(value.show)
}