[MAHOUT-1939] fastutil version clash with spark distributions

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Epic Link: Samsara-framework
• Sprint: 0.14.0 Release
• Assignee: Andrew Palumbo
• Reporter: Dmitriy Lyubimov
• Created: 11/Feb/17 00:04
• Updated: 04/Mar/18 02:45
• Resolved: 27/Feb/17 03:08

Description

Version difference in fast util breaks sparse algebra (specifically, RandomAccessSparseVector in assign, e.g., vec *= 5).

observed version in CDH:

file:/opt/cloudera/parcels/CDH-5.9.0-1.cdh5.9.0.p0.21/jars/fastutil-6.3.jar

mahout uses 7.0.12

java.lang.UnsupportedOperationException
at it.unimi.dsi.fastutil.ints.AbstractInt2DoubleMap$BasicEntry.setValue(AbstractInt2DoubleMap.java:146)
at org.apache.mahout.math.RandomAccessSparseVector$RandomAccessElement.set(RandomAccessSparseVector.java:235)
at org.apache.mahout.math.VectorView$DecoratorElement.set(VectorView.java:181)
at org.apache.mahout.math.AbstractVector.assign(AbstractVector.java:536)
at org.apache.mahout.math.scalabindings.RLikeVectorOps.$div$eq(RLikeVectorOps.scala:45)
...

Issue Links

• links to: GitHub Pull Request #285
• links to: GitHub Pull Request #293