core/src/main/java/com/twitter/elephantbird/util/Protobufs.java
public static<M extends Message> TypeRef<M> getTypeRef(String protoClassName) {
    return new TypeRef<M>(getProtobufClass(protoClassName)){};
  }
public static<M extends Message> TypeRef<M> getTypeRef(String protoClassName) {
    return new TypeRef<M>(getProtobufClass(protoClassName)){};
  }
Returns typeref for a Protobuf class