returns the parser that is registered under the given pipeline aggregator type . concode_field_sep Map<String,Aggregator.Parser> aggParsers concode_elem_sep Pattern VALID_AGG_NAME concode_elem_sep Map<String,PipelineAggregator.Parser> pipelineAggregatorParsers concode_field_sep Aggregator.Parser parser concode_elem_sep AggregatorFactories parseAggregators concode_elem_sep AggregatorFactories parseAggregators
PipelineAggregator . Parser function ( String arg0 ) { return pipelineAggregatorParsers . get ( arg0 ) ; }