public void setFrom(java.util.Date from) {
        this.from = from;
    }
<p>
The beginning of time range filter for listing notebook executions. The default is the timestamp of 30 days ago.
</p>

@param from
       The beginning of time range filter for listing notebook executions. The default is the timestamp of 30
       days ago.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/ListNotebookExecutionsRequest.java