public void setStartedOn(java.util.Date startedOn) {
        this.startedOn = startedOn;
    }
<p>
The date and time at which this job run was started.
</p>

@param startedOn
       The date and time at which this job run was started.
aws-java-sdk-glue/src/main/java/com/amazonaws/services/glue/model/JobRun.java