public Builder mergeFrom(org.apache.omid.proto.TSOProto.Transaction other) { if (other == org.apache.omid.proto.TSOProto.Transaction.getDefaultInstance()) return this; if (other.hasTimestamp()) { setTimestamp(other.getTimestamp()); } if (other.hasReadTimestamp()) { setReadTimestamp(other.getReadTimestamp()); } if (other.hasVisibilityLevel()) { setVisibilityLevel(other.getVisibilityLevel()); } if (other.hasEpoch()) { setEpoch(other.getEpoch()); } this.mergeUnknownFields(other.getUnknownFields()); return this; }