Spark-19726: fix scala style checks error

YIHAODIAN\wangshuangshuang · YIHAODIAN\wangshuangshuang · commit dde91236ecf5 · 2017-06-28T13:35:37.000+08:00
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
@@ -294,11 +294,12 @@ object JdbcUtils extends Logging {
             rsmd.getClass.getName == "org.apache.hive.jdbc.HiveResultSetMetaData" => true
         }
       }
-      val nullable =
+      val nullable = {
         if (alwaysNullable)
           alwaysNullable
         else
           rsmd.isNullable(i + 1) != ResultSetMetaData.columnNoNulls
+      }
       val metadata = new MetadataBuilder()
         .putString("name", columnName)
         .putLong("scale", fieldScale)

Original file line number	Diff line number	Diff line change
`@@ -294,11 +294,12 @@ object JdbcUtils extends Logging {`
`294`	`294`	`rsmd.getClass.getName == "org.apache.hive.jdbc.HiveResultSetMetaData" => true`
`295`	`295`	`}`
`296`	`296`	`}`
`297`		`- val nullable =`
	`297`	`+ val nullable = {`
`298`	`298`	`if (alwaysNullable)`
`299`	`299`	`alwaysNullable`
`300`	`300`	`else`
`301`	`301`	`rsmd.isNullable(i + 1) != ResultSetMetaData.columnNoNulls`
	`302`	`+ }`
`302`	`303`	`val metadata = new MetadataBuilder()`
`303`	`304`	`.putString("name", columnName)`
`304`	`305`	`.putLong("scale", fieldScale)`