Summarizer.Combiner (Apache Accumulo Core 2.0.0 API)

Enclosing interface:

Summarizer
```
public static interface Summarizer.Combiner
```
A Combiner is used to merge statistics emitted from Summarizer.Collector.summarize(Summarizer.StatisticConsumer) and from previous invocations of itself.

Since:

2.0.0

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`merge(Map<String,Long> statistics1, Map<String,Long> statistics2)`	This method should merge the statistics in the second map into the first map.

- Method Detail
  - merge
```
void merge(Map<String,Long> statistics1,
           Map<String,Long> statistics2)
```
    This method should merge the statistics in the second map into the first map. Both maps may have statistics produced by a Summarizer.Collector or previous calls to this method.
    If first map is too large after this call, then it may not be stored. See the comment on Summarizer.Collector.summarize(Summarizer.StatisticConsumer)