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add a command line flag to specify configuration yaml file #6

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Merged
merged 1 commit into from
May 29, 2018
Merged

add a command line flag to specify configuration yaml file #6

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19 changes: 18 additions & 1 deletion src/main/scala/com/yahoo/bullet/spark/BulletSparkStreamingMain.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -6,11 +6,28 @@
package com.yahoo.bullet.spark

import com.yahoo.bullet.spark.utils.BulletSparkConfig
import joptsimple.OptionParser

object BulletSparkStreamingMain {
val CONFIGURATION_ARG = "bullet-spark-conf"
val HELP_ARG = "help"
val PARSER: OptionParser = new OptionParser() {
{
accepts(CONFIGURATION_ARG, "An optional configuration YAML file for Bullet Spark")
.withOptionalArg()
.describedAs("Configuration file used to override Bullet Spark's default settings")
accepts(HELP_ARG, "Show this help message")
.withOptionalArg()
.describedAs("Print help message")
allowsUnrecognizedOptions()
}
}

def main(args: Array[String]): Unit = {
val options = PARSER.parse(args: _*)
val bulletSparkConfigPath = options.valueOf(CONFIGURATION_ARG).asInstanceOf[String]
val job = new BulletSparkStreamingBaseJob()
val config = new BulletSparkConfig()
val config = new BulletSparkConfig(bulletSparkConfigPath)
val ssc = job.getOrCreateContext(config)
ssc.start()
ssc.awaitTermination()
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