public interface OutputCollector<K,V>
Collects the <key, value>
pairs output by Mapper
s and Reducer
s.
OutputCollector
is the generalization of the facility provided by the Map-Reduce framework to collect data output by either the Mapper
or the Reducer
i.e. intermediate outputs or the output of the job.
void
collect(K key, V value)
void collect(K key, V value) throws IOException
key
- the key to collect.
value
- to value to collect.
IOException
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