Package org.infinispan.query.core.impl

Class QueryEngine<TypeMetadata>

java.lang.Object

org.infinispan.query.core.impl.QueryEngine<TypeMetadata>

Type Parameters:

TypeMetadata - the metadata of the indexed entities, either a java.lang.Class or an org.infinispan.protostream.descriptors.Descriptor

public class QueryEngine<TypeMetadata>
extends Object

Builds Query object implementations based on an Ickle query string.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final org.infinispan.objectfilter.impl.syntax.BooleanFilterNormalizer	booleanFilterNormalizer
protected final org.infinispan.AdvancedCache<?,?>	cache
protected final org.infinispan.objectfilter.Matcher	matcher
protected final Class<? extends org.infinispan.objectfilter.Matcher>	matcherImplClass
protected final org.infinispan.objectfilter.impl.syntax.parser.ObjectPropertyHelper<TypeMetadata>	propertyHelper
protected final QueryCache	queryCache	Optional cache for internal intermediate query objects, to save some query parsing.
protected LocalQueryStatistics	queryStatistics

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	QueryEngine(org.infinispan.AdvancedCache<?,?> cache, Class<? extends org.infinispan.objectfilter.Matcher> matcherImplClass)

Method Summary

Modifier and Type	Method	Description
org.infinispan.query.dsl.Query<?>	buildQuery(org.infinispan.query.dsl.QueryFactory queryFactory, org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parsingResult, Map<String,Object> namedParameters, long startOffset, int maxResults, boolean local)
protected org.infinispan.query.dsl.impl.BaseQuery<?>	buildQueryNoAggregations(org.infinispan.query.dsl.QueryFactory queryFactory, String queryString, Map<String,Object> namedParameters, long startOffset, int maxResults, org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parsingResult, boolean local)
protected org.infinispan.query.dsl.impl.BaseQuery<?>	buildQueryWithAggregations(org.infinispan.query.dsl.QueryFactory queryFactory, String queryString, Map<String,Object> namedParameters, long startOffset, int maxResults, org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parsingResult, boolean local)
protected final IckleFilterAndConverter	createAndWireFilter(String queryString, Map<String,Object> namedParameters)
protected IckleFilterAndConverter	createFilter(String queryString, Map<String,Object> namedParameters)
protected final org.infinispan.objectfilter.ObjectFilter	getObjectFilter(org.infinispan.objectfilter.Matcher matcher, String queryString, Map<String,Object> namedParameters, List<org.infinispan.objectfilter.impl.aggregation.FieldAccumulator> accumulators)
protected org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata>	parse(String queryString)

Methods inherited from class java.lang.Object

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

Field Details

cache

protected final org.infinispan.AdvancedCache<?,?> cache

matcher

protected final org.infinispan.objectfilter.Matcher matcher

matcherImplClass

protected final Class<? extends org.infinispan.objectfilter.Matcher> matcherImplClass

propertyHelper

protected final org.infinispan.objectfilter.impl.syntax.parser.ObjectPropertyHelper<TypeMetadata> propertyHelper

queryCache

protected final QueryCache queryCache

Optional cache for internal intermediate query objects, to save some query parsing.

queryStatistics

protected LocalQueryStatistics queryStatistics

booleanFilterNormalizer

protected static final org.infinispan.objectfilter.impl.syntax.BooleanFilterNormalizer booleanFilterNormalizer

Constructor Details

QueryEngine

protected QueryEngine(org.infinispan.AdvancedCache<?,?> cache,
 Class<? extends org.infinispan.objectfilter.Matcher> matcherImplClass)

Method Details

buildQuery

public org.infinispan.query.dsl.Query<?> buildQuery(org.infinispan.query.dsl.QueryFactory queryFactory,
 org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parsingResult,
 Map<String,Object> namedParameters,
 long startOffset,
 int maxResults,
 boolean local)

buildQueryWithAggregations

protected org.infinispan.query.dsl.impl.BaseQuery<?> buildQueryWithAggregations(org.infinispan.query.dsl.QueryFactory queryFactory,
 String queryString,
 Map<String,Object> namedParameters,
 long startOffset,
 int maxResults,
 org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parsingResult,
 boolean local)

buildQueryNoAggregations

protected org.infinispan.query.dsl.impl.BaseQuery<?> buildQueryNoAggregations(org.infinispan.query.dsl.QueryFactory queryFactory,
 String queryString,
 Map<String,Object> namedParameters,
 long startOffset,
 int maxResults,
 org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parsingResult,
 boolean local)

parse

protected org.infinispan.objectfilter.impl.syntax.parser.IckleParsingResult<TypeMetadata> parse(String queryString)

getObjectFilter

protected final org.infinispan.objectfilter.ObjectFilter getObjectFilter(org.infinispan.objectfilter.Matcher matcher,
 String queryString,
 Map<String,Object> namedParameters,
 List<org.infinispan.objectfilter.impl.aggregation.FieldAccumulator> accumulators)

createAndWireFilter

protected final IckleFilterAndConverter createAndWireFilter(String queryString,
 Map<String,Object> namedParameters)

createFilter

protected IckleFilterAndConverter createFilter(String queryString,
 Map<String,Object> namedParameters)