private static JacksonJaxbJsonProvider getJasonProvider() {
    return JaxbJsonProviderHolder.INSTANCE;
  }
Get the <code>JacksonJaxbJsonProvider</code> instance;
@return A <code>JacksonJaxbJsonProvider</code>.
hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/model/ScannerModel.java