public static <T> T unmarshal(InputStream is, ObjectMapper mapper) {
   return unmarshal(is, mapper, Collections.<String, String>emptyMap());
  }
public static < T > T unmarshal ( InputStream is , ObjectMapper mapper ) { return unmarshal ( is , mapper , Collections . < String , String > emptyMap ( ) ) ; }
Unmarshals a stream.
@param is      The {@link InputStream}.
@param mapper  The {@link ObjectMapper} to use.
@param <T>     The target type.
@return returns de-serialized object
@throws KubernetesClientException KubernetesClientException