Package org.aksw.jena_sparql_api.sparql.ext.util

Class AggCustomWrapper

java.lang.Object

org.apache.jena.sparql.expr.aggregate.AggregatorBase

org.apache.jena.sparql.expr.aggregate.AggCustom

org.aksw.jena_sparql_api.sparql.ext.util.AggCustomWrapper

All Implemented Interfaces:

org.apache.jena.sparql.expr.aggregate.Aggregator

public class AggCustomWrapper
extends org.apache.jena.sparql.expr.aggregate.AggCustom

Wrapper for to use our (map-reduce-suited) Aggregator framework with Jena.

Author:

raven

Field Summary

Fields

Modifier and Type	Field	Description
protected org.aksw.commons.collector.domain.Aggregator<org.apache.jena.sparql.engine.binding.Binding,org.apache.jena.sparql.function.FunctionEnv,org.apache.jena.sparql.expr.NodeValue>	aggDelegate

Fields inherited from class org.apache.jena.sparql.expr.aggregate.AggregatorBase

exprList, HC_AggAvg, HC_AggAvgDistinct, HC_AggCount, HC_AggCountDistinct, HC_AggCountVar, HC_AggCountVarDistinct, HC_AggCustom, HC_AggFoldList, HC_AggFoldMap, HC_AggGroupConcat, HC_AggGroupConcatDistinct, HC_AggMax, HC_AggMaxDistinct, HC_AggMedian, HC_AggMedianDistinct, HC_AggMin, HC_AggMinDistinct, HC_AggMode, HC_AggModeDistinct, HC_AggNull, HC_AggSample, HC_AggSampleDistinct, HC_AggSum, HC_AggSumDistinct, isDistinct, name

Constructor Summary

Constructors

Constructor	Description
AggCustomWrapper(String iri, boolean distinct, org.apache.jena.sparql.expr.ExprList exprs)

Method Summary

Modifier and Type	Method	Description
org.apache.jena.sparql.expr.aggregate.Accumulator	createAccumulator()

Methods inherited from class org.apache.jena.sparql.expr.aggregate.AggCustom

asSparqlExpr, copy, createAccNull, equals, getExpr, getIRI, getValueEmpty, hashCode, toPrefixString

Methods inherited from class org.apache.jena.sparql.expr.aggregate.AggregatorBase

copyTransform, equals, getExprList, getName, getValue, key, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

aggDelegate

protected org.aksw.commons.collector.domain.Aggregator<org.apache.jena.sparql.engine.binding.Binding,org.apache.jena.sparql.function.FunctionEnv,org.apache.jena.sparql.expr.NodeValue> aggDelegate

Constructor Details

AggCustomWrapper

public AggCustomWrapper(String iri,
 boolean distinct,
 org.apache.jena.sparql.expr.ExprList exprs)

Method Details

createAccumulator

public org.apache.jena.sparql.expr.aggregate.Accumulator createAccumulator()

Specified by:

createAccumulator in interface org.apache.jena.sparql.expr.aggregate.Aggregator

Overrides:

createAccumulator in class org.apache.jena.sparql.expr.aggregate.AggCustom