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authorBryan Newbold <bnewbold@archive.org>2018-05-21 18:36:43 -0700
committerBryan Newbold <bnewbold@archive.org>2018-05-21 18:36:43 -0700
commitb2c59428fec807ef4dbe4cedcec3614154334817 (patch)
tree0fc17327e95ddc7a9bf99ed26d05d5f47878d492 /scald-mvp/src/main/scala/example
parent6f5beb13c718acb28345bb037e3c24b3f366e170 (diff)
downloadsandcrawler-b2c59428fec807ef4dbe4cedcec3614154334817.tar.gz
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spyglass/hbase test examples (from upstream)
Diffstat (limited to 'scald-mvp/src/main/scala/example')
-rw-r--r--scald-mvp/src/main/scala/example/SimpleHBaseSourceExample.scala35
1 files changed, 35 insertions, 0 deletions
diff --git a/scald-mvp/src/main/scala/example/SimpleHBaseSourceExample.scala b/scald-mvp/src/main/scala/example/SimpleHBaseSourceExample.scala
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+++ b/scald-mvp/src/main/scala/example/SimpleHBaseSourceExample.scala
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+package example
+
+import com.twitter.scalding.{Tsv, Args}
+import parallelai.spyglass.base.JobBase
+import org.apache.log4j.{Level, Logger}
+import parallelai.spyglass.hbase.{HBasePipeConversions, HBaseSource}
+import parallelai.spyglass.hbase.HBaseConstants.SourceMode
+import cascading.tuple.Fields
+import cascading.property.AppProps
+import java.util.Properties
+
+/**
+ * Simple example of HBaseSource usage
+ */
+class SimpleHBaseSourceExample(args: Args) extends JobBase(args) with HBasePipeConversions {
+
+ val isDebug: Boolean = args("debug").toBoolean
+
+ if (isDebug) Logger.getRootLogger.setLevel(Level.DEBUG)
+
+ val output = args("output")
+
+ val hbs = new HBaseSource(
+ "table_name",
+ "quorum_name:2181",
+ new Fields("key"),
+ List("column_family"),
+ List(new Fields("column_name1", "column_name2")),
+ sourceMode = SourceMode.GET_LIST, keyList = List("1", "2", "3"))
+ .read
+ .debug
+ .fromBytesWritable(new Fields("key", "column_name1", "column_name2"))
+ .write(Tsv(output format "get_list"))
+
+ }