GitHub user j4munoz opened a pull request:
https://github.com/apache/spark/pull/13849
ArrayIndexOutOfBoundsException fixed
## What changes were proposed in this pull request?
There is an error when I execute this code because "trueWeights" array has
length "features + 1", whereas "x" array has length "features".
## How was this patch tested?
Manual tests
java.lang.ArrayIndexOutOfBoundsException: 2
at org.netlib.blas.Ddot.ddot(blas.f)
at com.github.fommil.netlib.F2jBLAS.ddot(F2jBLAS.java:71)
at
org.apache.spark.mllib.util.SVMDataGenerator$$anonfun$3.apply(SVMDataGenerator.scala:66)
at
org.apache.spark.mllib.util.SVMDataGenerator$$anonfun$3.apply(SVMDataGenerator.scala:60)
at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13$$anonfun$apply$6.apply$mcV$sp(PairRDDFunctions.scala:1198)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13$$anonfun$apply$6.apply(PairRDDFunctions.scala:1197)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13$$anonfun$apply$6.apply(PairRDDFunctions.scala:1197)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1250)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13.apply(PairRDDFunctions.scala:1205)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13.apply(PairRDDFunctions.scala:1185)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)
at org.apache.spark.scheduler.Task.run(Task.scala:89)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/j4munoz/spark patch-1
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/13849.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #13849
----
commit 0e2f73be6d5ec3c3968d322947eefd36ff54a87f
Author: j4munoz <[email protected]>
Date: 2016-06-22T15:25:01Z
ArrayIndexOutOfBoundsException fixed
java.lang.ArrayIndexOutOfBoundsException: 2
at org.netlib.blas.Ddot.ddot(blas.f)
at com.github.fommil.netlib.F2jBLAS.ddot(F2jBLAS.java:71)
at
org.apache.spark.mllib.util.SVMDataGenerator$$anonfun$3.apply(SVMDataGenerator.scala:66)
at
org.apache.spark.mllib.util.SVMDataGenerator$$anonfun$3.apply(SVMDataGenerator.scala:60)
at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13$$anonfun$apply$6.apply$mcV$sp(PairRDDFunctions.scala:1198)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13$$anonfun$apply$6.apply(PairRDDFunctions.scala:1197)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13$$anonfun$apply$6.apply(PairRDDFunctions.scala:1197)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1250)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13.apply(PairRDDFunctions.scala:1205)
at
org.apache.spark.rdd.PairRDDFunctions$$anonfun$saveAsHadoopDataset$1$$anonfun$13.apply(PairRDDFunctions.scala:1185)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)
at org.apache.spark.scheduler.Task.run(Task.scala:89)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
----
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