@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
timestamp = in.readVLong();
status = null;
if (in.readBoolean()) {
// it may be that the master switched on us while doing the operation. In this case the status
// may be null.
status = ClusterHealthStatus.fromValue(in.readByte());
}
clusterUUID = in.readString();
nodesStats = ClusterStatsNodes.readNodeStats(in);
indicesStats = ClusterStatsIndices.readIndicesStats(in);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeVLong(timestamp);
if (status == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
out.writeByte(status.value());
}
out.writeString(clusterUUID);
nodesStats.writeTo(out);
indicesStats.writeTo(out);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.field("timestamp", getTimestamp());
builder.field(Fields.CLUSTER_NAME, getClusterName().value());
if (params.paramAsBoolean("output_uuid", false)) {
builder.field(Fields.UUID, clusterUUID);
}
if (status != null) {
builder.field(Fields.STATUS, status.name().toLowerCase(Locale.ROOT));
}
builder.startObject(Fields.INDICES);
indicesStats.toXContent(builder, params);
builder.endObject();
builder.startObject(Fields.NODES);
nodesStats.toXContent(builder, params);
builder.endObject();
return builder;
}
public static ClusterStatsNodes readNodeStats(StreamInput in) throws IOException {
ClusterStatsNodes nodeStats = new ClusterStatsNodes();
nodeStats.readFrom(in);
return nodeStats;
}