@Override
public void map(
Object key, Text value, OutputCollector<IntWritable, Text> output, Reporter reporter)
throws IOException {
parser.parse(value);
output.collect(new IntWritable(parser.getDepartmentId()), value);
}
@Override
public void map(
Object key, Text value, OutputCollector<IntPair, Text> output, Reporter reporter)
throws IOException {
parser.parse(value);
IntPair intPair = new IntPair();
intPair.set(parser.getDepartmentId(), parser.getEmployeeAge());
output.collect(intPair, value);
}
@Override
public void reduce(
IntPair key,
Iterator<Text> values,
OutputCollector<IntWritable, Text> output,
Reporter reporter)
throws IOException {
while (values.hasNext()) {
Text value = values.next();
parser.parse(value);
output.collect(new IntWritable(parser.getDepartmentId()), value);
}
}
