关于flink:Flink-scala代码错误汇总

1.Error:can not resolve asScala谬误
导入

import scala.collection.JavaConverters._

2.Error:(39, 26) could not find implicit value for evidence parameter of type org.apache.flink.api.common.typeinfo.TypeInformation[String]
导入

import org.apache.flink.api.scala._