@Override
public void readFields(DataInput in) throws IOException {
progress = in.readFloat();
if (in.readBoolean()) {
tezCounters = new TezCounters();
tezCounters.readFields(in);
}
if (in.readBoolean()) {
statistics = new TaskStatistics();
statistics.readFields(in);
}
}
@Override
public void write(DataOutput out) throws IOException {
out.writeFloat(progress);
if (tezCounters != null) {
out.writeBoolean(true);
tezCounters.write(out);
} else {
out.writeBoolean(false);
}
if (statistics != null) {
out.writeBoolean(true);
statistics.write(out);
} else {
out.writeBoolean(false);
}
}