Fix Mima

Author: rxin

bin/spark-class

@@ -148,7 +148,7 @@ fi
 if [[ "$1" =~ org.apache.spark.tools.* ]]; then
   if test -z "$SPARK_TOOLS_JAR"; then
     echo "Failed to find Spark Tools Jar in $FWDIR/tools/target/scala-$SPARK_SCALA_VERSION/" 1>&2
-    echo "You need to build Spark before running $1." 1>&2
+    echo "You need to run \"build/sbt tools/package\" before running $1." 1>&2
     exit 1
   fi
   CLASSPATH="$CLASSPATH:$SPARK_TOOLS_JAR"

project/MimaExcludes.scala

@@ -78,6 +78,10 @@ object MimaExcludes {
               "org.apache.spark.TaskContext.taskAttemptId"),
             ProblemFilters.exclude[MissingMethodProblem](
               "org.apache.spark.TaskContext.attemptNumber")
+          ) ++ Seq(
+            // SPARK-5166 Spark SQL API stabilization
+            ProblemFilters.exclude[IncompatibleMethTypeProblem]("org.apache.spark.ml.Transformer.transform"),
+            ProblemFilters.exclude[IncompatibleMethTypeProblem]("org.apache.spark.ml.Estimator.fit")
           )
 
         case v if v.startsWith("1.2") =>