private static MutationType getMutationType(Mutation mutation) {
    if (mutation instanceof Put) {
      return MutationType.PUT;
    } else if (mutation instanceof Delete) {
      return MutationType.DELETE;
    } else if (mutation instanceof Increment) {
      return MutationType.INCREMENT;
    } else {
      return MutationType.APPEND;
    }
  }
Returns whether or not the rowMutations has a Increment or Append
hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/RequestConverter.java