Package org.infinispan.query.core.impl

Class AggregatingQuery<T>

java.lang.Object

org.infinispan.query.dsl.impl.BaseQuery<T>

org.infinispan.query.core.impl.BaseEmbeddedQuery<T>

org.infinispan.query.core.impl.HybridQuery<T,Object[]>

org.infinispan.query.core.impl.AggregatingQuery<T>

All Implemented Interfaces:

Iterable<T>, org.infinispan.query.dsl.PaginationContext<org.infinispan.query.dsl.Query<T>>, org.infinispan.query.dsl.ParameterContext<org.infinispan.query.dsl.Query<T>>, org.infinispan.query.dsl.Query<T>

public final class AggregatingQuery<T>
extends HybridQuery<T,Object[]>

Executes grouping and aggregation on top of a base query.

Since:

8.0

Author:

anistor@redhat.com

Field Summary

Fields inherited from class org.infinispan.query.core.impl.HybridQuery

baseQuery, objectFilter

Fields inherited from class org.infinispan.query.core.impl.BaseEmbeddedQuery

cache, partitionHandlingSupport, queryStatistics, statementType

Fields inherited from class org.infinispan.query.dsl.impl.BaseQuery

hitCountAccuracy, local, maxResults, namedParameters, projection, queryFactory, queryString, startOffset, timeout

Constructor Summary

Constructors

Constructor

Description

AggregatingQuery(org.infinispan.query.dsl.QueryFactory queryFactory, org.infinispan.AdvancedCache<?,?> cache, String queryString, Map<String,Object> namedParameters, int noOfGroupingColumns, List<org.infinispan.objectfilter.impl.aggregation.FieldAccumulator> accumulators, boolean twoPhaseAcc, org.infinispan.objectfilter.ObjectFilter objectFilter, long startOffset, int maxResults, org.infinispan.query.dsl.impl.BaseQuery<?> baseQuery, LocalQueryStatistics queryStatistics, boolean local)

Method Summary

Modifier and Type	Method	Description
<K> org.infinispan.commons.util.CloseableIterator<Map.Entry<K,T>>	entryIterator()
int	executeStatement()
protected org.infinispan.commons.util.CloseableIterator<?>	getBaseIterator()
String	toString()

Methods inherited from class org.infinispan.query.core.impl.HybridQuery

execute, getComparator, getInternalIterator, recordQuery

Methods inherited from class org.infinispan.query.core.impl.BaseEmbeddedQuery

getResultSize, isSelectStatement, iterator, list, resetQuery

Methods inherited from class org.infinispan.query.dsl.impl.BaseQuery

getMaxResults, getParameters, getProjection, getQueryString, getStartOffset, hasProjections, hitCountAccuracy, hitCountAccuracy, isLocal, local, maxResults, setParameter, setParameters, startOffset, timeout, validateNamedParameters

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Details

AggregatingQuery

public AggregatingQuery(org.infinispan.query.dsl.QueryFactory queryFactory,
 org.infinispan.AdvancedCache<?,?> cache,
 String queryString,
 Map<String,Object> namedParameters,
 int noOfGroupingColumns,
 List<org.infinispan.objectfilter.impl.aggregation.FieldAccumulator> accumulators,
 boolean twoPhaseAcc,
 org.infinispan.objectfilter.ObjectFilter objectFilter,
 long startOffset,
 int maxResults,
 org.infinispan.query.dsl.impl.BaseQuery<?> baseQuery,
 LocalQueryStatistics queryStatistics,
 boolean local)

Method Details

getBaseIterator

protected org.infinispan.commons.util.CloseableIterator<?> getBaseIterator()

Overrides:

getBaseIterator in class HybridQuery<T,Object[]>

executeStatement

public int executeStatement()

Specified by:

executeStatement in interface org.infinispan.query.dsl.Query<T>

Overrides:

executeStatement in class HybridQuery<T,Object[]>

entryIterator

public <K>
org.infinispan.commons.util.CloseableIterator<Map.Entry<K,T>> entryIterator()

Specified by:

entryIterator in interface org.infinispan.query.dsl.Query<T>

Overrides:

entryIterator in class org.infinispan.query.dsl.impl.BaseQuery<T>

toString

public String toString()

Overrides:

toString in class HybridQuery<T,Object[]>