public ListObjectsRequest withMarker(String marker) {
        setMarker(marker);
        return this;
    }
Sets the optional marker parameter indicating where in the bucket to begin
listing.
Returns this {@link ListObjectsRequest}, enabling additional method
calls to be chained together.
The list will only include keys that occur lexicographically
after the marker.

@param marker
           The optional parameter indicating where in the bucket to begin
           listing. The list will only include keys that occur
           lexicographically after the marker.

@return This {@link ListObjectsRequest}, enabling additional method
        calls to be chained together.

@see ListObjectsRequest#getMarker()
@see ListObjectsRequest#setMarker(String)
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/model/ListObjectsRequest.java