builder.build().writeDelimitedTo(outputStream);
}
@Override
public void fromSummaryProtoStream(SummaryEventProto proto) throws IOException {
VertexGroupCommitStartedProto vertexGroupCommitStartedProto =
VertexGroupCommitStartedProto.parseFrom(proto.getEventPayload());
fromProto(vertexGroupCommitStartedProto);
this.commitStartTime = proto.getTimestamp();
}