sealed traits Vector and Matrix

brkyvz · brkyvz · commit 7af2f835bf27 · 2014-09-18T16:44:54.000-07:00
diff --git a/mllib/src/main/scala/org/apache/spark/mllib/linalg/Matrices.scala b/mllib/src/main/scala/org/apache/spark/mllib/linalg/Matrices.scala
@@ -23,7 +23,7 @@ import org.apache.spark.util.random.XORShiftRandom
 /**
  * Trait for a local matrix.
  */
-trait Matrix extends Serializable {
+sealed trait Matrix extends Serializable {
 
   /** Number of rows. */
   def numRows: Int
diff --git a/mllib/src/main/scala/org/apache/spark/mllib/linalg/Vectors.scala b/mllib/src/main/scala/org/apache/spark/mllib/linalg/Vectors.scala
@@ -33,7 +33,7 @@ import org.apache.spark.SparkException
  *
  * Note: Users should not implement this interface.
  */
-trait Vector extends Serializable {
+sealed trait Vector extends Serializable {
 
   /**
    * Size of the vector.

Original file line number	Diff line number	Diff line change
`@@ -33,7 +33,7 @@ import org.apache.spark.SparkException`
`33`	`33`	`*`
`34`	`34`	`* Note: Users should not implement this interface.`
`35`	`35`	`*/`
`36`		`-trait Vector extends Serializable {`
	`36`	`+sealed trait Vector extends Serializable {`
`37`	`37`
`38`	`38`	`/**`
`39`	`39`	`* Size of the vector.`