[SPARK-2069] MIMA false positives

Fixes SPARK 2070 and 2071

Author: Prashant Sharma <prashant.s@imaginea.com>

Closes #1021 from ScrapCodes/SPARK-2070/package-private-methods and squashes the following commits:

7979a57 [Prashant Sharma] addressed code review comments
558546d [Prashant Sharma] A little fancy error message.
59275ab [Prashant Sharma] SPARK-2071 Mima ignores classes and its members from previous versions too.
0c4ff2b [Prashant Sharma] SPARK-2070 Ignore methods along with annotated classes.

1 files changed, 15 insertions, 0 deletions

diff --git a/project/SparkBuild.scala b/project/SparkBuild.scala
index 069913dbaa..ecd9d70680 100644
--- a/project/SparkBuild.scala
+++ b/project/SparkBuild.scala
@@ -59,6 +59,10 @@ object SparkBuild extends Build {
 
   lazy val core = Project("core", file("core"), settings = coreSettings)
 
+  /** Following project only exists to pull previous artifacts of Spark for generating
+    Mima ignores. For more information see: SPARK 2071 */
+  lazy val oldDeps = Project("oldDeps", file("dev"), settings = oldDepsSettings)
+
   def replDependencies = Seq[ProjectReference](core, graphx, bagel, mllib, sql) ++ maybeHiveRef
 
   lazy val repl = Project("repl", file("repl"), settings = replSettings)
@@ -598,6 +602,17 @@ object SparkBuild extends Build {
     }
   )
 
+  def oldDepsSettings() = Defaults.defaultSettings ++ Seq(
+    name := "old-deps",
+    scalaVersion := "2.10.4",
+    retrieveManaged := true,
+    retrievePattern := "[type]s/[artifact](-[revision])(-[classifier]).[ext]",
+    libraryDependencies := Seq("spark-streaming-mqtt", "spark-streaming-zeromq", 
+      "spark-streaming-flume", "spark-streaming-kafka", "spark-streaming-twitter",
+      "spark-streaming", "spark-mllib", "spark-bagel", "spark-graphx", 
+      "spark-core").map(sparkPreviousArtifact(_).get intransitive())
+  )
+
   def twitterSettings() = sharedSettings ++ Seq(
     name := "spark-streaming-twitter",
     previousArtifact := sparkPreviousArtifact("spark-streaming-twitter"),