public DescribeEventsRequest withSourceType(String sourceType) {
        setSourceType(sourceType);
        return this;
    }
<p>
The event source to retrieve events for. If no value is specified, all events are returned.
</p>

@param sourceType
       The event source to retrieve events for. If no value is specified, all events are returned.
@return Returns a reference to this object so that method calls can be chained together.
@see SourceType
aws-java-sdk-docdb/src/main/java/com/amazonaws/services/docdb/model/DescribeEventsRequest.java