New matrix entry file

1 files changed, 27 insertions, 0 deletions

diff --git a/mllib/src/main/scala/org/apache/spark/mllib/linalg/MatrixEntry.scala b/mllib/src/main/scala/org/apache/spark/mllib/linalg/MatrixEntry.scala
new file mode 100644
index 0000000000..c7f2abab97
--- /dev/null
+++ b/mllib/src/main/scala/org/apache/spark/mllib/linalg/MatrixEntry.scala
@@ -0,0 +1,27 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.mllib.linalg
+
+/**
+ * Class that represents an entry in a sparse matrix of doubles.
+ *
+ * @param i row index (1 indexing used)
+ * @param j column index (1 indexing used)
+ * @param mval value of entry in matrix
+ */
+case class MatrixEntry(val i: Int, val j: Int, val mval: Double)