@Override
public void writeTo(DataOutput output) throws IOException {
output.writeBoolean(isScheduled);
output.writeString(state);
output.writeString(step);
output.writeLong(startTime);
output.writeLong(endTime);
output.writeInt(progressRate);
}
@Override
public void writeTo(DataOutput output) throws IOException {
output.writeString(nodeId);
output.writeBoolean(isRequest);
output.writeInt(servicePort);
}