Broken code to share with Bryan.

1 files changed, 63 insertions, 2 deletions

diff --git a/scalding/src/main/scala/sandcrawler/ScoreJob.scala b/scalding/src/main/scala/sandcrawler/ScoreJob.scala
index 7891596..0dbe64d 100644
--- a/scalding/src/main/scala/sandcrawler/ScoreJob.scala
+++ b/scalding/src/main/scala/sandcrawler/ScoreJob.scala
@@ -1,13 +1,50 @@
 package sandcrawler
 
 import cascading.flow.FlowDef
+import cascading.tuple.Fields
 import com.twitter.scalding._
 import com.twitter.scalding.typed.TDsl._
 import parallelai.spyglass.base.JobBase
 import parallelai.spyglass.hbase.HBasePipeConversions
+import parallelai.spyglass.hbase.HBaseSource
 
-class ScoreJob(args: Args) extends JobBase(args) with
-    HBasePipeConversions {
+//case class MapFeatures(slug : String, json : String)
+
+class ScoreJob(args: Args) extends JobBase(args) { //with HBasePipeConversions {
+
+  val grobidSource = HBaseCrossrefScore.getHBaseSource(
+    args("hbase-table"),
+    args("zookeeper-hosts"))
+
+  val source0 : Source = TextLine("foo")
+  val pipe0 : cascading.pipe.Pipe = source0.read
+  // This compiles:
+  val pipe00 : TypedPipe[String] = getFeaturesPipe0(pipe0)
+
+  // Calling a method within ScoreJob compiles fine.
+  def getFeaturesPipe0(pipe : cascading.pipe.Pipe) : TypedPipe[String] = {
+    pipe
+    // This compiles:
+      .toTypedPipe[String](new Fields("line"))
+  }
+
+  // Calling a function in a ScoreJob object leads to a compiler error.
+  val source1 : Source = TextLine("foo")
+  val pipe1 : cascading.pipe.Pipe = source1.read
+  // This leads to a compile error:
+  val pipe11 : TypedPipe[String] = ScoreJob.getFeaturesPipe1(pipe0)
+
+  /*
+  val pipe : cascading.pipe.Pipe = grobidSource
+    .read
+  val grobidPipe : TypedPipe[(String, String)] = pipe
+    .fromBytesWritable(new Fields("key", "tei_json"))
+  // Here I CAN call Pipe.toTypedPipe()
+    .toTypedPipe[(String, String)]('key, 'tei_json)
+    .write(TypedTsv[(String, String)](args("output")))
+
+  // Let's try making a method call.
+//  ScoreJob.etFeaturesPipe(pipe)
 
   // TODO: Instantiate any subclass of Scorable specified in args.
   Scorable sc1 = new GrobidScorable()
@@ -15,6 +52,7 @@ class ScoreJob(args: Args) extends JobBase(args) with
   val pipe1 : TypedPipe[(String, ReduceFeatures)] = sc1.getInputPipe(sc1.getSource().read)
   val pipe2 : TypedPipe[(String, ReduceFeatures)] = sc2.getInputPipe(sc2.getSource().read)
 
+
   pipe1.join(pipe2).map { entry =>
     val (slug : String, (features1 : ReduceFeatures, features2 : ReduceFeatures)) = entry
     new ReduceOutput(
@@ -24,6 +62,8 @@ class ScoreJob(args: Args) extends JobBase(args) with
       features2.json)
   }
     .write(TypedTsv[ReduceOutput](args("output")))
+   */
+
 }
 
 // Ugly hack to get non-String information into ScoreJob above.
@@ -52,4 +92,25 @@ object ScoreJob {
       case None => null
     }
   }
+
+  def getFeaturesPipe1(pipe : cascading.pipe.Pipe) : TypedPipe[String] = {
+    pipe
+    // The next line gives an error: value toTypedPipe is not a member of cascading.pipe.Pipe
+      .toTypedPipe[String](new Fields("line"))
+  }
+/*
+  def getFeaturesPipe(pipe : cascading.pipe.Pipe) : TypedPipe[MapFeatures] = {
+    pipe
+      .fromBytesWritable(new Fields("key", "tei_json"))
+    // I needed to change symbols to strings when I pulled this out of ScoreJob.
+      .toTypedPipe[(String, String)](new Fields("key", "tei_json"))
+      .map { entry =>
+        val (key : String, json : String) = (entry._1, entry._2)
+        GrobidScorable.grobidToSlug(json) match {
+          case Some(slug) => new MapFeatures(slug, json)
+          case None => new MapFeatures(Scorable.NoSlug, json)
+        }
+      }
+  }
+ */
 }