public class DataflowRunnerHooks
extends java.lang.Object
DataflowRunner to add user defined hooks
 to be invoked at various times during pipeline execution.| Constructor and Description | 
|---|
| DataflowRunnerHooks() | 
| Modifier and Type | Method and Description | 
|---|---|
| void | modifyEnvironmentBeforeSubmission(Environment environment)Allows the user to modify the environment of their job before their job is submitted to the
 service for execution. | 
public void modifyEnvironmentBeforeSubmission(Environment environment)
environment - The environment of the job. Users can make change to this instance in order
     to change the environment with which their job executes on the service.