摘要：
package com.dfssi.dataplatformimport java.sql.{Connection, DriverManager, PreparedStatement, Statement}import java.utilimport com.alibaba.fastjson.{JS 阅读全文
摘要：
java.io.NotSerializableException: scala.collection.convert.Wrappers$MapWrapperSerialization stack: - object not serializable (class: scala.collection. 阅读全文