}
public static class LzoMapper extends Mapper<LongWritable, ProtobufWritable<Age>, Text, Text> {
@Override
protected void map(LongWritable key, ProtobufWritable<Age> value, Context context) throws IOException, InterruptedException {
Age age = value.get();
context.write(null, new Text(age.getName() + "\t" + age.getAge()));
}