public class DefaultQueryEngine extends java.lang.Object implements QueryEngine
QueryEngine
interfaceConstructor and Description |
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DefaultQueryEngine(DefaultEvaluatorFactory evaluatorFactory) |
Modifier and Type | Method and Description |
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long |
count(QueryMetadata metadata,
java.util.Map<Expression<?>,java.lang.Iterable<?>> iterables)
Evaluate the given query and return the count of matched rows
|
boolean |
exists(QueryMetadata metadata,
java.util.Map<Expression<?>,java.lang.Iterable<?>> iterables)
Evaluate the given query return whether rows where matched
|
static QueryEngine |
getDefault() |
<T> java.util.List<T> |
list(QueryMetadata metadata,
java.util.Map<Expression<?>,java.lang.Iterable<?>> iterables,
Expression<T> projection)
Evaluate the given query and return the projection as a list
|
public DefaultQueryEngine(DefaultEvaluatorFactory evaluatorFactory)
public static QueryEngine getDefault()
public long count(QueryMetadata metadata, java.util.Map<Expression<?>,java.lang.Iterable<?>> iterables)
QueryEngine
count
in interface QueryEngine
metadata
- query metadataiterables
- source contentspublic boolean exists(QueryMetadata metadata, java.util.Map<Expression<?>,java.lang.Iterable<?>> iterables)
QueryEngine
exists
in interface QueryEngine
metadata
- query metadataiterables
- source contentspublic <T> java.util.List<T> list(QueryMetadata metadata, java.util.Map<Expression<?>,java.lang.Iterable<?>> iterables, Expression<T> projection)
QueryEngine
list
in interface QueryEngine
metadata
- query metadataiterables
- source contentsCopyright © 2007–2021 Querydsl. All rights reserved.