diff options
| -rw-r--r-- | core/src/main/scala/org/apache/spark/util/MutablePair.scala | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/core/src/main/scala/org/apache/spark/util/MutablePair.scala b/core/src/main/scala/org/apache/spark/util/MutablePair.scala index b053266f12..2c1a6f8fd0 100644 --- a/core/src/main/scala/org/apache/spark/util/MutablePair.scala +++ b/core/src/main/scala/org/apache/spark/util/MutablePair.scala @@ -25,10 +25,20 @@ package org.apache.spark.util * @param _2 Element 2 of this MutablePair */ case class MutablePair[@specialized(Int, Long, Double, Char, Boolean/*, AnyRef*/) T1, - @specialized(Int, Long, Double, Char, Boolean/*, AnyRef*/) T2] + @specialized(Int, Long, Double, Char, Boolean/*, AnyRef*/) T2] (var _1: T1, var _2: T2) extends Product2[T1, T2] { + /** No-arg constructor for serialization */ + def this() = this(null.asInstanceOf[T1], null.asInstanceOf[T2]) + + /** Updates this pair with new values and returns itself */ + def update(n1: T1, n2: T2): MutablePair[T1, T2] = { + _1 = n1 + _2 = n2 + this + } + override def toString = "(" + _1 + "," + _2 + ")" override def canEqual(that: Any): Boolean = that.isInstanceOf[MutablePair[_,_]] |