Package io.jmix.eclipselink.impl

Class JpaDataStore

java.lang.Object

io.jmix.core.datastore.AbstractDataStore

io.jmix.eclipselink.impl.JpaDataStore

All Implemented Interfaces:

DataSortingOptions, DataStore

@Component("eclipselink_JpaDataStore")
@Scope("prototype")
public class JpaDataStore
extends AbstractDataStore
implements DataSortingOptions

INTERNAL. Implementation of the DataStore interface working with a relational database using JPA.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	JpaDataStore.JpaTransactionContextState	Helps to distinguish newly loaded entities (including implicitly loaded) from already existed.

Nested classes/interfaces inherited from class io.jmix.core.datastore.AbstractDataStore

AbstractDataStore.EntityLoadInfo, AbstractDataStore.TransactionContextState

Field Summary

Fields

Modifier and Type	Field	Description
protected AccessManager	accessManager
protected org.springframework.context.ApplicationContext	applicationContext
protected DbmsSpecifics	dbmsSpecifics
protected EntityChangedEventManager	entityChangedEventManager
protected EntityEventManager	entityEventManager
protected ExtendedEntities	extendedEntities
protected FetchPlanRepository	fetchPlanRepository
protected FetchPlans	fetchPlans
protected org.springframework.beans.factory.ObjectProvider<JpqlQueryBuilder>	jpqlQueryBuilderProvider
static final String	LOAD_TX_PREFIX
protected EclipselinkPersistenceSupport	persistenceSupport
protected DataProperties	properties
protected QueryResultsManager	queryResultsManager
protected QueryTransformerFactory	queryTransformerFactory
static final String	SAVE_TX_PREFIX
protected StoreAwareLocator	storeAwareLocator
protected String	storeName
protected static final AtomicLong	txCount

Fields inherited from class io.jmix.core.datastore.AbstractDataStore

entityStates, keyValueMapper, listeners, metadata, metadataTools

Constructor Summary

Constructors

Constructor	Description
JpaDataStore()

Method Summary

Modifier and Type	Method	Description
protected void	beforeLoadTransactionCommit(LoadContext<?> context, Collection<Object> entities, AbstractDataStore.TransactionContextState transactionContextState)
protected void	beforeSaveTransactionCommit(SaveContext context, Collection<Object> savedEntities, Collection<Object> removedEntities)
protected void	beforeSaveTransactionRollback(SaveContext context)
protected Object	beginLoadTransaction(boolean joinTransaction)
protected Object	beginSaveTransaction(boolean joinTransaction)
protected void	commitTransaction(Object transaction)
protected long	countAll(LoadContext<?> context)
protected long	countAllValues(ValueLoadContext context)
protected FetchPlan	createFetchPlan(LoadContext<?> context)
protected javax.persistence.Query	createLoadQuery(javax.persistence.EntityManager em, ValueLoadContext context, boolean count)
protected javax.persistence.Query	createQuery(javax.persistence.EntityManager em, LoadContext<?> context, boolean countQuery)
protected Set<Object>	deleteAll(SaveContext context)
protected <E> void	detachEntity(javax.persistence.EntityManager em, E rootEntity, FetchPlan fetchPlan, boolean loadedOnly)
protected List<Object>	executeQuery(javax.persistence.Query query, boolean singleResult)
String	getName()	This data store instance name with which it is registered in Stores.
protected JpaDataStore.JpaTransactionContextState	getTransactionContextState(boolean isJoinTransaction)	Invoked after AbstractDataStore.beginLoadTransaction(boolean).
protected Pattern	getUniqueConstraintViolationPattern()
boolean	isNullsLastSorting()
protected boolean	isSingleResult(LoadContext<?> context)
protected List<Object>	loadAll(LoadContext<?> context)
protected List<Object>	loadAllByIdBatches(LoadContext<?> context, javax.persistence.EntityManager em)
protected List<Object>	loadAllByIds(LoadContext<?> context, javax.persistence.EntityManager em)
protected List<Object>	loadAllValues(ValueLoadContext context)
protected Object	loadOne(LoadContext<?> context)
protected String	resolveConstraintName(Matcher matcher)
protected void	rollbackTransaction(Object transaction)
Set<?>	save(SaveContext context)	Saves a collection of entity instances.
protected Set<Object>	saveAll(SaveContext context)
void	setName(String name)	Sets this data store instance name with which it is registered in Stores.
boolean	supportsLobSortingAndFiltering()

Methods inherited from class io.jmix.core.datastore.AbstractDataStore

checkAndReorderLoadedEntities, copyNonPersistentAttributes, fireEvent, getCount, getCount, getFetchPlanForSave, load, loadAllAfterSave, loadList, loadListByBatches, loadValues, registerInterceptor, setEntityStates, setKeyValueMapper, setMetadata, setMetadataTools

Methods inherited from class java.lang.Object

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

Field Details

LOAD_TX_PREFIX

public static final String LOAD_TX_PREFIX

See Also:

• Constant Field Values

SAVE_TX_PREFIX

public static final String SAVE_TX_PREFIX

See Also:

• Constant Field Values

properties

@Autowired
protected DataProperties properties

fetchPlans

@Autowired
protected FetchPlans fetchPlans

accessManager

@Autowired
protected AccessManager accessManager

queryResultsManager

@Autowired
protected QueryResultsManager queryResultsManager

queryTransformerFactory

@Autowired
protected QueryTransformerFactory queryTransformerFactory

entityChangedEventManager

@Autowired
protected EntityChangedEventManager entityChangedEventManager

entityEventManager

@Autowired
protected EntityEventManager entityEventManager

dbmsSpecifics

@Autowired
protected DbmsSpecifics dbmsSpecifics

storeAwareLocator

@Autowired
protected StoreAwareLocator storeAwareLocator

applicationContext

@Autowired
protected org.springframework.context.ApplicationContext applicationContext

extendedEntities

@Autowired
protected ExtendedEntities extendedEntities

jpqlQueryBuilderProvider

@Autowired
protected org.springframework.beans.factory.ObjectProvider<JpqlQueryBuilder> jpqlQueryBuilderProvider

persistenceSupport

@Autowired
protected EclipselinkPersistenceSupport persistenceSupport

fetchPlanRepository

@Autowired
protected FetchPlanRepository fetchPlanRepository

storeName

protected String storeName

txCount

protected static final AtomicLong txCount

Constructor Details

JpaDataStore

public JpaDataStore()

Method Details

getName

public String getName()

Description copied from interface: DataStore

This data store instance name with which it is registered in Stores.

Specified by:

getName in interface DataStore

setName

public void setName(String name)

Description copied from interface: DataStore

Sets this data store instance name with which it is registered in Stores.

Specified by:

setName in interface DataStore

loadOne

@Nullable
protected Object loadOne(LoadContext<?> context)

Specified by:

loadOne in class AbstractDataStore

loadAll

protected List<Object> loadAll(LoadContext<?> context)

Specified by:

loadAll in class AbstractDataStore

loadAllByIds

protected List<Object> loadAllByIds(LoadContext<?> context,
 javax.persistence.EntityManager em)

loadAllByIdBatches

protected List<Object> loadAllByIdBatches(LoadContext<?> context,
 javax.persistence.EntityManager em)

countAll

protected long countAll(LoadContext<?> context)

Specified by:

countAll in class AbstractDataStore

save

public Set<?> save(SaveContext context)

Description copied from interface: DataStore

Saves a collection of entity instances.

Specified by:

save in interface DataStore

Overrides:

save in class AbstractDataStore

Returns:

set of saved instances

saveAll

protected Set<Object> saveAll(SaveContext context)

Specified by:

saveAll in class AbstractDataStore

deleteAll

protected Set<Object> deleteAll(SaveContext context)

Specified by:

deleteAll in class AbstractDataStore

loadAllValues

protected List<Object> loadAllValues(ValueLoadContext context)

Specified by:

loadAllValues in class AbstractDataStore

countAllValues

protected long countAllValues(ValueLoadContext context)

Specified by:

countAllValues in class AbstractDataStore

beginLoadTransaction

protected Object beginLoadTransaction(boolean joinTransaction)

Specified by:

beginLoadTransaction in class AbstractDataStore

getTransactionContextState

protected JpaDataStore.JpaTransactionContextState getTransactionContextState(boolean isJoinTransaction)

Description copied from class: AbstractDataStore

Invoked after AbstractDataStore.beginLoadTransaction(boolean).
Override this method to create AbstractDataStore.TransactionContextState implementation and store required data in it.

Specified by:

getTransactionContextState in class AbstractDataStore

beforeLoadTransactionCommit

protected void beforeLoadTransactionCommit(LoadContext<?> context,
 Collection<Object> entities,
 AbstractDataStore.TransactionContextState transactionContextState)

Overrides:

beforeLoadTransactionCommit in class AbstractDataStore

rollbackTransaction

protected void rollbackTransaction(Object transaction)

Specified by:

rollbackTransaction in class AbstractDataStore

commitTransaction

protected void commitTransaction(Object transaction)

Specified by:

commitTransaction in class AbstractDataStore

beginSaveTransaction

protected Object beginSaveTransaction(boolean joinTransaction)

Specified by:

beginSaveTransaction in class AbstractDataStore

beforeSaveTransactionCommit

protected void beforeSaveTransactionCommit(SaveContext context,
 Collection<Object> savedEntities,
 Collection<Object> removedEntities)

Overrides:

beforeSaveTransactionCommit in class AbstractDataStore

beforeSaveTransactionRollback

protected void beforeSaveTransactionRollback(SaveContext context)

Overrides:

beforeSaveTransactionRollback in class AbstractDataStore

createQuery

protected javax.persistence.Query createQuery(javax.persistence.EntityManager em,
 LoadContext<?> context,
 boolean countQuery)

createLoadQuery

protected javax.persistence.Query createLoadQuery(javax.persistence.EntityManager em,
 ValueLoadContext context,
 boolean count)

createFetchPlan

protected FetchPlan createFetchPlan(LoadContext<?> context)

executeQuery

protected List<Object> executeQuery(javax.persistence.Query query,
 boolean singleResult)

detachEntity

protected <E> void detachEntity(javax.persistence.EntityManager em,
 @Nullable
 E rootEntity,
 @Nullable
 FetchPlan fetchPlan,
 boolean loadedOnly)

isSingleResult

protected boolean isSingleResult(LoadContext<?> context)

Parameters:

context - - loading context

Returns:

false if maxResults=1 and the query is not by ID we should not use getSingleResult() for backward compatibility

isNullsLastSorting

public boolean isNullsLastSorting()

Specified by:

isNullsLastSorting in interface DataSortingOptions

Returns:

default sort order of null values

supportsLobSortingAndFiltering

public boolean supportsLobSortingAndFiltering()

Specified by:

supportsLobSortingAndFiltering in interface DataSortingOptions

Returns:

true if the data store supports equality check and sorting for LOB columns

getUniqueConstraintViolationPattern

protected Pattern getUniqueConstraintViolationPattern()

resolveConstraintName

protected String resolveConstraintName(Matcher matcher)