Package io.jmix.core.impl.repository.query

Class JmixScalarQuery

java.lang.Object

io.jmix.core.impl.repository.query.JmixAbstractQuery<ValueLoadContext>

io.jmix.core.impl.repository.query.JmixScalarQuery

All Implemented Interfaces:

org.springframework.data.repository.query.RepositoryQuery

public class JmixScalarQuery
extends JmixAbstractQuery<ValueLoadContext>

Field Summary

Fields

Modifier and Type	Field	Description
protected String	query
protected List<String>	resultPropertyNames

Fields inherited from class io.jmix.core.impl.repository.query.JmixAbstractQuery

dataManager, factory, jmixContextIndex, jmixMetadata, metadata, method, namedParametersBindings, pageableIndex, queryHints, queryMethod, sortIndex

Constructor Summary

Constructors

Constructor	Description
JmixScalarQuery(DataManager dataManager, Metadata jmixMetadata, Method method, org.springframework.data.repository.core.RepositoryMetadata metadata, org.springframework.data.projection.ProjectionFactory factory, String query, List<String> resultPropertyNames)

Method Summary

Modifier and Type	Method	Description
protected Collection<?>	createCollectionOfClass(Class<? extends Collection> collectionClass, int size)
Object	execute(Object[] parameters)
protected String	getQueryDescription()
protected ValueLoadContext	prepareQueryContext(Object[] parameters)	Builds ValueLoadContext based on Query JmixDataRepositoryContext.condition(), QueryHints, JmixDataRepositoryContext.hints().
protected Object	processAccordingToReturnType(ValueLoadContext loadContext, Object[] parameters)
protected Object	processAsSingleValue(List<KeyValueEntity> keyValueEntities, Class<?> returnClass)
protected Object	processMultipleValuesAccordingToReturnType(List<KeyValueEntity> keyValueEntities, Type methodGenericReturnType)
protected Object	processMultipleValuesAccordingToReturnType(List<KeyValueEntity> keyValueEntities, Type methodGenericReturnType, Class<? extends Collection> collectionClass)
protected Object	processSingleValueAccordingToReturnType(KeyValueEntity keyValueEntity, Class<?> returnClass)
String	toString()

Methods inherited from class io.jmix.core.impl.repository.query.JmixAbstractQuery

buildNamedParametersMap, collectHints, formatMethod, getDataManager, getQueryMethod, getSortFromParams, processAccordingToReturnType, processSpecialParameters

Methods inherited from class java.lang.Object

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

Field Details

resultPropertyNames

protected List<String> resultPropertyNames

query

protected String query

Constructor Details

JmixScalarQuery

public JmixScalarQuery(DataManager dataManager,
 Metadata jmixMetadata,
 Method method,
 org.springframework.data.repository.core.RepositoryMetadata metadata,
 org.springframework.data.projection.ProjectionFactory factory,
 String query,
 List<String> resultPropertyNames)

Method Details

prepareQueryContext

protected ValueLoadContext prepareQueryContext(Object[] parameters)

Builds ValueLoadContext based on

• Query
• JmixDataRepositoryContext.condition(),
• QueryHints,
• JmixDataRepositoryContext.hints().

Suitable as is for count query.

Specified by:

prepareQueryContext in class JmixAbstractQuery<ValueLoadContext>

Parameters:

parameters - query method parameters

Returns:

ValueLoadContext with ValueLoadContext.getQuery() not null

execute

@Nullable
public Object execute(Object[] parameters)

Specified by:

execute in interface org.springframework.data.repository.query.RepositoryQuery

Specified by:

execute in class JmixAbstractQuery<ValueLoadContext>

processAccordingToReturnType

@Nullable
protected Object processAccordingToReturnType(ValueLoadContext loadContext,
 Object[] parameters)

processAsSingleValue

@Nullable
protected Object processAsSingleValue(List<KeyValueEntity> keyValueEntities,
 Class<?> returnClass)

processSingleValueAccordingToReturnType

@Nullable
protected Object processSingleValueAccordingToReturnType(KeyValueEntity keyValueEntity,
 Class<?> returnClass)

processMultipleValuesAccordingToReturnType

protected Object processMultipleValuesAccordingToReturnType(List<KeyValueEntity> keyValueEntities,
 Type methodGenericReturnType)

processMultipleValuesAccordingToReturnType

protected Object processMultipleValuesAccordingToReturnType(List<KeyValueEntity> keyValueEntities,
 Type methodGenericReturnType,
 @Nullable
 Class<? extends Collection> collectionClass)

createCollectionOfClass

protected Collection<?> createCollectionOfClass(Class<? extends Collection> collectionClass,
 int size)

toString

public String toString()

Overrides:

toString in class JmixAbstractQuery<ValueLoadContext>

getQueryDescription

protected String getQueryDescription()

Overrides:

getQueryDescription in class JmixAbstractQuery<ValueLoadContext>