println(s)vals1 = write(people) println(s1) println("JSONUtil===") println(JSONUtil.toJsonStr(people)) println(JSONUtil.toJsonPrettyStr(s1)) } }caseclassJJ(var name:String, var age:Int, var hobbies:List[String], var skills:Map[String,String], var friends: scala.collection.mutable.Lis...
对于sbt构建工具,可以在build.sbt文件中添加以下行: 代码语言:scala 复制 libraryDependencies += "com.typesafe.play" %% "play-json" % "2.9.2" 导入必要的库: 代码语言:scala 复制 import play.api.libs.json._ 创建一个Scala对象: 代码语言:scala 复制 case class Person(name: String, age: Int) val...
case class Person(name: String, age: Int) 我们可以使用Jsoniter-Scala将其编解码为JSON字符串。 编码(序列化) 代码语言:txt 复制 import com.github.plokhotnyuk.jsoniter_scala.core._ val person = Person("Alice", 30) val jsonString: String = writeToString(person) println(jsonString) /...
//fastjson 要把scala对象包括caseclass转json字符串 需要加入,new SerializeConfig(true) MyKafkaUtils.send("dwd_order_info", JSON.toJSONString(orderInfo,new S
1、转json importorg.json4s.JsonDSL._importorg.json4s.jackson.JsonMethods._importorg.json4s.jackson.Serialization._importorg.json4s.jackson.SerializationcaseclassWOE(col:String,woe:Map[String,String])implicit val formats=Serialization.formats(NoTypeHints)val testMap=Map[String,String]()testMap+=("...
org.json4s.native.Serialization.{read,write}objectJson2CaseClassextendsApp{implicitvalformats=org.json4s.DefaultFormatscaseclassClass(_name:String,students:List[Student])caseclassStudent(sid:String,_name:String)vals="{\"_name\":\"Class1\",\"students\":[{\"sid\":\"1\",\"_name\":\"小明\...
关于fatjson要把scala对象包括caseclass转json字符串 关于fatjson要把scala对象包括caseclass转json字符串//fastjson 要把scala对象包括caseclass转json字符串需要加⼊,new SerializeConfig(true)MyKafkaUtils.send("dwd_order_info", JSON.toJSONString(orderInfo,new SerializeConfig(true)))
package com.dfssi.dataplatform.analysis.exhaust.alarm import java.sql.Timestamp import java.util import com.alibaba.fastjson.serializer.SerializerFeature import org.apache.spark.Logging import org.json4s.NoTypeHints //将要解析得数据 case class NeedEntity(val vin: String, val downoutput: Double, val...
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def jsonStrToObjList[T](json: String, tk: TypeToken[java.util.List[T]]): List[T] = { val c: java.util.List[T] = g.fromJson(json, tk.getType) c.asScala.toList } def jsonStrToObj[T](json: String, clazz: Class[T]): T = { ...