public static <E> ReadableSource<E> asSource(String uri, Class<E> type) {
    return asSource(URI.create(uri), type);
  }
public static < E > ReadableSource < E > asSource ( String uri , Class < E > type ) { return asSource ( URI . create ( uri ) , type ) ; }
Expose the {@link View} or {@link Dataset} represented by the URI
as a Crunch {@link ReadableSource}.

@param uri the URI of the view or dataset to read from
@param type    the Java type of the entities in the dataset
@param <E>     the type of entity produced by the source
@return a {@link ReadableSource} for the view

@since 0.15.0