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package parallelai.spyglass.hbase.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 properties = new Properties()
AppProps.setApplicationJarClass( properties, classOf[SimpleHBaseSourceExample] );
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
.fromBytesWritable(new Fields("key", "column_name1", "column_name2"))
.write(Tsv(output format "get_list"))
}
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