Hosted By Map - refactor of the first attemp to prepare a new hosted by map dependent on the datasource in the graph and on two external sources: the gold list from unibi ad the doaj list of open access journal. Both the lists are downloaded from provided url parameter

dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/hostedbymap/SparkProduceHostedByMap.scala

@@ -55,21 +55,8 @@ object SparkProduceHostedByMap {
 
   }
 
-  /**
-    *
-  def toHostedByMap(input: Map[String, HostedByItemType]): String = {
-    import org.json4s.jackson.Serialization
-
-    implicit val formats = org.json4s.DefaultFormats
-
 
 
-    Serialization.write(input)
-
-
-  }
-    */
-
   def getHostedByItemType(id:String, officialname: String, issn:String, eissn:String, issnl:String, oa:Boolean): HostedByItemType = {
     if(issn != null){
       if(eissn != null){