prateekm commented on a change in pull request #1278: SAMZA-2458: Update 
ProcessJobFactory and ThreadJobFactory to load full job config
URL: https://github.com/apache/samza/pull/1278#discussion_r379572585
 
 

 ##########
 File path: 
samza-core/src/main/scala/org/apache/samza/job/local/ProcessJobFactory.scala
 ##########
 @@ -22,25 +22,44 @@ package org.apache.samza.job.local
 import java.util
 
 import org.apache.samza.SamzaException
+import org.apache.samza.application.ApplicationUtil
+import org.apache.samza.application.descriptors.ApplicationDescriptorUtil
 import org.apache.samza.config.{Config, JobConfig, TaskConfig}
 import org.apache.samza.container.TaskName
 import org.apache.samza.coordinator.metadatastore.{CoordinatorStreamStore, 
NamespaceAwareCoordinatorStreamStore}
 import org.apache.samza.coordinator.stream.messages.SetChangelogMapping
 import org.apache.samza.coordinator.{JobModelManager, MetadataResourceUtil}
+import org.apache.samza.execution.RemoteJobPlanner
 import org.apache.samza.job.model.JobModelUtil
 import org.apache.samza.job.{CommandBuilder, ShellCommandBuilder, StreamJob, 
StreamJobFactory}
 import org.apache.samza.metrics.MetricsRegistryMap
 import org.apache.samza.startpoint.StartpointManager
 import org.apache.samza.storage.ChangelogStreamManager
-import org.apache.samza.util.{CoordinatorStreamUtil, Logging, ReflectionUtil}
+import org.apache.samza.util.{ConfigUtil, CoordinatorStreamUtil, 
DiagnosticsUtil, Logging, ReflectionUtil}
 
 import scala.collection.JavaConversions._
 
 /**
  * Creates a stand alone ProcessJob with the specified config.
  */
 class ProcessJobFactory extends StreamJobFactory with Logging {
-  def getJob(config: Config): StreamJob = {
+  def getJob(submissionConfig: Config): StreamJob = {
+    val originalConfig = ConfigUtil.loadConfig(submissionConfig)
+
+    // Execute planning
+    val planner = new 
RemoteJobPlanner(ApplicationDescriptorUtil.getAppDescriptor(ApplicationUtil.fromConfig(originalConfig),
 originalConfig))
+    val jobConfigs = planner.prepareJobs
+
+    if (jobConfigs.size != 1) {
+      throw new SamzaException("Only single process job is supported.")
 
 Review comment:
   "Only single stage jobs are supported with ProcessJobFactory."

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