From d3df963a13b5d4c9b65b076d2289d8557829846b Mon Sep 17 00:00:00 2001
From: Matei Zaharia <matei@eecs.berkeley.edu>
Date: Tue, 8 Feb 2011 21:27:36 -0800
Subject: Brought in some reorganization of build file from Hive branch

---
 project/build/SparkProject.scala | 104 ++++++++++++++++++++-------------------
 1 file changed, 54 insertions(+), 50 deletions(-)

(limited to 'project')

diff --git a/project/build/SparkProject.scala b/project/build/SparkProject.scala
index 63bd3ff578..484daf5c50 100644
--- a/project/build/SparkProject.scala
+++ b/project/build/SparkProject.scala
@@ -15,58 +15,62 @@ extends ParentProject(info) with IdeaProject
     project("examples", "Spark Examples", new ExamplesProject(_), core)
 
   class CoreProject(info: ProjectInfo)
-  extends DefaultProject(info) with Eclipsify with IdeaProject with AssemblyBuilder
-  {
-    def testReportDir = outputPath / "test-report"
-
-    // Create an XML test report using ScalaTest's -u option. Unfortunately
-    // there is currently no way to call this directly from SBT without
-    // executing a subprocess.
-    lazy val testReport = task {
-      log.info("Creating " + testReportDir + "...")
-      if (!testReportDir.exists) {
-        testReportDir.asFile.mkdirs()
-      }
-
-      log.info("Executing org.scalatest.tools.Runner...")
-      val command = ("scala -classpath " + testClasspath.absString + 
-                     " org.scalatest.tools.Runner -o " + 
-                     " -u " + testReportDir.absolutePath +
-                     " -p " + (outputPath / "test-classes").absolutePath)
-      val process = Process(command, path("."), "JAVA_OPTS" -> "-Xmx500m")
-      process !
-
-      None
-    }.dependsOn(compile, testCompile).describedAs("Generate XML test report.")
-
-    def singleJarExclude(base: PathFinder) = {
-      (base / "scala" ** "*") +++ ( // exclude scala library
-        (base / "META-INF" ** "*") --- // generally ignore the hell out of META-INF
-        (base / "META-INF" / "services" ** "*") --- // include all service providers
-        (base / "META-INF" / "maven" ** "*")) // include all Maven POMs and such
-    }
-
-    def singleJarTempDir = outputPath / "single-jar-classes"
-
-    def singleJarOutputPath =
-      outputPath / (name.toLowerCase.replace(" ", "-") + "-single-jar-" + version.toString + ".jar")
-
-    // Create a JAR with Spark Core and all its dependencies. We use some methods in
-    // the AssemblyBuilder plugin, but because this plugin attempts to package Scala
-    // too, we leave that out using our own exclude filter (singleJarExclude).
-    lazy val singleJar = {
-      packageTask(
-        Path.lazyPathFinder(assemblyPaths(singleJarTempDir,
-                                          assemblyClasspath,
-                                          assemblyExtraJars,
-                                          singleJarExclude)),
-        singleJarOutputPath,
-        packageOptions)
-    }.dependsOn(compile).describedAs("Build a single JAR with project and its dependencies")
-  }
+  extends DefaultProject(info) with Eclipsify with IdeaProject with DepJar with XmlTestReport
+  {}
 
   class ExamplesProject(info: ProjectInfo)
   extends DefaultProject(info) with Eclipsify with IdeaProject
-  {
+  {}
+}
+
+
+// Project mixin for an XML-based ScalaTest report. Unfortunately
+// there is currently no way to call this directly from SBT without
+// executing a subprocess.
+trait XmlTestReport extends BasicScalaProject {
+  def testReportDir = outputPath / "test-report"
+
+  lazy val testReport = task {
+    log.info("Creating " + testReportDir + "...")
+    if (!testReportDir.exists) {
+      testReportDir.asFile.mkdirs()
+    }
+    log.info("Executing org.scalatest.tools.Runner...")
+    val command = ("scala -classpath " + testClasspath.absString +
+                   " org.scalatest.tools.Runner -o " +
+                   " -u " + testReportDir.absolutePath +
+                   " -p " + (outputPath / "test-classes").absolutePath)
+    Process(command, path("."), "JAVA_OPTS" -> "-Xmx500m") !
+
+    None
+  }.dependsOn(compile, testCompile).describedAs("Generate XML test report.")
+}
+
+
+// Project mixin for creating a JAR with  a project's dependencies. This is based
+// on the AssemblyBuilder plugin, but because this plugin attempts to package Scala
+// and our project too, we leave that out using our own exclude filter (depJarExclude).
+trait DepJar extends AssemblyBuilder {
+  def depJarExclude(base: PathFinder) = {
+    (base / "scala" ** "*") +++ // exclude scala library
+    (base / "spark" ** "*") +++ // exclude Spark classes
+    ((base / "META-INF" ** "*") --- // generally ignore the hell out of META-INF
+     (base / "META-INF" / "services" ** "*") --- // include all service providers
+     (base / "META-INF" / "maven" ** "*")) // include all Maven POMs and such
   }
+
+  def depJarTempDir = outputPath / "dep-classes"
+
+  def depJarOutputPath =
+    outputPath / (name.toLowerCase.replace(" ", "-") + "-dep-" + version.toString + ".jar")
+
+  lazy val depJar = {
+    packageTask(
+      Path.lazyPathFinder(assemblyPaths(depJarTempDir,
+                                        assemblyClasspath,
+                                        assemblyExtraJars,
+                                        depJarExclude)),
+      depJarOutputPath,
+      packageOptions)
+  }.dependsOn(compile).describedAs("Bundle project's dependencies into a JAR.")
 }
-- 
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