搜索关键词统计bug修复

eda/feededa/src/main/scala/com/gmei/Search_keywords_count.scala

@@ -114,8 +114,8 @@ object Search_keywords_count {
 }
 
 object test {
-  def test_udf(param: String) = {
-    val b = JSON.parseFull(param)
+  def test_udf(param:Map[String,String]) = {
+    val b = JSON.parseFull(param.toString())
     b match {
       // Matches if jsonStr is valid JSON and represents a Map of Strings to Any
       case Some(map: Map[String, Any]) => param