org.eclipse.persistence.internal.jpa.metadata.MetadataProject Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of eclipselink Show documentation
Show all versions of eclipselink Show documentation
EclipseLink build based upon Git transaction f2b9fc5
/*
* Copyright (c) 1998, 2022 Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 2018 IBM Corporation. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// Oracle - initial API and implementation from Oracle TopLink
// 05/16/2008-1.0M8 Guy Pelletier
// - 218084: Implement metadata merging functionality between mapping files
// 05/23/2008-1.0M8 Guy Pelletier
// - 211330: Add attributes-complete support to the EclipseLink-ORM.XML Schema
// 09/23/2008-1.1 Guy Pelletier
// - 241651: JPA 2.0 Access Type support
// 01/28/2009-2.0 Guy Pelletier
// - 248293: JPA 2.0 Element Collections (part 1)
// 02/06/2009-2.0 Guy Pelletier
// - 248293: JPA 2.0 Element Collections (part 2)
// 03/27/2009-2.0 Guy Pelletier
// - 241413: JPA 2.0 Add EclipseLink support for Map type attributes
// 04/24/2009-2.0 Guy Pelletier
// - 270011: JPA 2.0 MappedById support
// 04/30/2009-2.0 Michael O'Brien
// - 266912: JPA 2.0 Metamodel API (part of Criteria API)
// 06/16/2009-2.0 Guy Pelletier
// - 277039: JPA 2.0 Cache Usage Settings
// 06/17/2009-2.0 Michael O'Brien
// - 266912: change mappedSuperclassDescriptors Set to a Map
// keyed on MetadataClass - avoiding the use of a hashCode/equals
// override on RelationalDescriptor, but requiring a contains check prior to a put
// 06/25/2009-2.0 Michael O'Brien
// - 266912: change MappedSuperclass handling in stage2 to pre process accessors
// in support of the custom descriptors holding mappings required by the Metamodel
// 08/11/2009-2.0 Michael O'Brien
// - 284147: do not add a pseudo PK Field for MappedSuperclasses when
// 1 or more PK fields already exist on the descriptor.
// 10/21/2009-2.0 Guy Pelletier
// - 290567: mappedbyid support incomplete
// 11/13/2009-2.0 Guy Pelletier
// - 293629: An attribute referenced from orm.xml is not recognized correctly
// 03/08/2010-2.1 Guy Pelletier
// - 303632: Add attribute-type for mapping attributes to EclipseLink-ORM
// 03/08/2010-2.1 Michael O'Brien
// - 300051: JPA 2.0 Metamodel processing requires EmbeddedId validation moved higher from
// EmbeddedIdAccessor.process() to MetadataDescriptor.addAccessor() so we
// can better determine when to add the MAPPED_SUPERCLASS_RESERVED_PK_NAME
// temporary PK field used to process MappedSuperclasses for the Metamodel API
// during MetadataProject.addMetamodelMappedSuperclass()
// 04/09/2010-2.1 Guy Pelletier
// - 307050: Add defaults for access methods of a VIRTUAL access type
// 05/14/2010-2.1 Guy Pelletier
// - 253083: Add support for dynamic persistence using ORM.xml/eclipselink-orm.xml
// 06/09/2010-2.0.3 Guy Pelletier
// - 313401: shared-cache-mode defaults to NONE when the element value is unrecognized
// 06/14/2010-2.2 Guy Pelletier
// - 264417: Table generation is incorrect for JoinTables in AssociationOverrides
// 07/05/2010-2.1.1 Guy Pelletier
// - 317708: Exception thrown when using LAZY fetch on VIRTUAL mapping
// 07/23/2010-2.2 Guy Pelletier
// - 237902: DDL GEN doesn't qualify SEQUENCE table with persistence unit schema
// 08/11/2010-2.2 Guy Pelletier
// - 312123: JPA: Validation error during Id processing on parameterized generic OneToOne Entity relationship from MappedSuperclass
// 09/03/2010-2.2 Guy Pelletier
// - 317286: DB column lenght not in sync between @Column and @JoinColumn
// 12/01/2010-2.2 Guy Pelletier
// - 331234: xml-mapping-metadata-complete overriden by metadata-complete specification
// 12/02/2010-2.2 Guy Pelletier
// - 251554: ExcludeDefaultMapping annotation needed
// 12/02/2010-2.2 Guy Pelletier
// - 324471: Do not default to VariableOneToOneMapping for interfaces unless a managed class implementing it is found
// 03/24/2011-2.3 Guy Pelletier
// - 337323: Multi-tenant with shared schema support (part 1)
// 04/01/2011-2.3 Guy Pelletier
// - 337323: Multi-tenant with shared schema support (part 2)
// 08/09/2011
// Masumi Ito, Fujitsu - Bug 351791 - NPE occurs on specifying two kinds of primary key generators on orm.xml
// 09/09/2011-2.3.1 Guy Pelletier
// - 356197: Add new VPD type to MultitenantType
// 09/20/2011-2.3.1 Guy Pelletier
// - 357476: Change caching default to ISOLATED for multitenant's using a shared EMF.
// 02/08/2012-2.4 Guy Pelletier
// - 350487: JPA 2.1 Specification defined support for Stored Procedure Calls
// 06/20/2012-2.5 Guy Pelletier
// - 350487: JPA 2.1 Specification defined support for Stored Procedure Calls
// 10/09/2012-2.5 Guy Pelletier
// - 374688: JPA 2.1 Converter support
// 10/30/2012-2.5 Guy Pelletier
// - 374688: JPA 2.1 Converter support
// 11/19/2012-2.5 Guy Pelletier
// - 389090: JPA 2.1 DDL Generation Support (foreign key metadata support)
// 11/22/2012-2.5 Guy Pelletier
// - 389090: JPA 2.1 DDL Generation Support (index metadata support)
// 02/12/2013-2.5 Guy Pelletier
// - 397772: JPA 2.1 Entity Graph Support (XML support)
// 07/16/2013-2.5.1 Guy Pelletier
// - 412384: Applying Converter for parameterized basic-type for joda-time's DateTime does not work
// 09/01/2014-2.6.0 Dmitry Kornilov
// - JPARS 2.0 related changes
// 12/03/2015-2.6 Dalia Abo Sheasha
// - 483582: Add the jakarta.persistence.sharedCache.mode property
// 12/05/2016-2.6 Jody Grassel
// - 443546: Converter autoApply does not work for primitive types
package org.eclipse.persistence.internal.jpa.metadata;
import static org.eclipse.persistence.internal.jpa.metadata.MetadataConstants.JPA_EMBEDDABLE;
import java.lang.reflect.Method;
import java.security.AccessController;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import jakarta.persistence.SharedCacheMode;
import jakarta.persistence.spi.PersistenceUnitInfo;
import org.eclipse.persistence.descriptors.ClassDescriptor;
import org.eclipse.persistence.dynamic.DynamicClassLoader;
import org.eclipse.persistence.dynamic.DynamicType;
import org.eclipse.persistence.exceptions.ValidationException;
import org.eclipse.persistence.internal.helper.DatabaseField;
import org.eclipse.persistence.internal.helper.DatabaseTable;
import org.eclipse.persistence.internal.jpa.deployment.PersistenceUnitProcessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.classes.ClassAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.classes.ConverterAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.classes.EmbeddableAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.classes.EntityAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.classes.InterfaceAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.classes.MappedSuperclassAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.mappings.DirectCollectionAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.mappings.MappingAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.mappings.RelationshipAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAnnotation;
import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataClass;
import org.eclipse.persistence.internal.jpa.metadata.converters.AbstractConverterMetadata;
import org.eclipse.persistence.internal.jpa.metadata.converters.StructConverterMetadata;
import org.eclipse.persistence.internal.jpa.metadata.listeners.EntityListenerMetadata;
import org.eclipse.persistence.internal.jpa.metadata.partitioning.AbstractPartitioningMetadata;
import org.eclipse.persistence.internal.jpa.metadata.queries.ComplexTypeMetadata;
import org.eclipse.persistence.internal.jpa.metadata.queries.NamedQueryMetadata;
import org.eclipse.persistence.internal.jpa.metadata.queries.SQLResultSetMappingMetadata;
import org.eclipse.persistence.internal.jpa.metadata.sequencing.GeneratedValueMetadata;
import org.eclipse.persistence.internal.jpa.metadata.sequencing.SequenceGeneratorMetadata;
import org.eclipse.persistence.internal.jpa.metadata.sequencing.TableGeneratorMetadata;
import org.eclipse.persistence.internal.jpa.metadata.sequencing.UuidGeneratorMetadata;
import org.eclipse.persistence.internal.jpa.metadata.tables.TableMetadata;
import org.eclipse.persistence.internal.jpa.metadata.xml.XMLEntityMappings;
import org.eclipse.persistence.internal.jpa.metadata.xml.XMLPersistenceUnitDefaults;
import org.eclipse.persistence.internal.jpa.metadata.xml.XMLPersistenceUnitMetadata;
import org.eclipse.persistence.internal.security.PrivilegedAccessHelper;
import org.eclipse.persistence.internal.security.PrivilegedGetDeclaredMethod;
import org.eclipse.persistence.internal.security.PrivilegedMethodInvoker;
import org.eclipse.persistence.internal.sessions.AbstractSession;
import org.eclipse.persistence.jpa.dynamic.JPADynamicTypeBuilder;
import org.eclipse.persistence.queries.AttributeGroup;
import org.eclipse.persistence.sequencing.Sequence;
import org.eclipse.persistence.sessions.DatasourceLogin;
import org.eclipse.persistence.sessions.Project;
/**
* INTERNAL:
* A MetadataProject stores metadata and also helps to facilitate the metadata
* processing.
*
* Key notes:
* - Care should be taken when using Sets to hold metadata and checking their
* equality. In most cases you should be able to us a List or Map since most
* additions to those lists should not occur multiple times for the same
* object. Just be aware of what you are gathering and how. For example, for
* ClassAccessors, they can always be stored in a map keyed on
* accessor.getJavaClassName(). List of mapping accessors is ok as well since
* in most cases we check isProcessed() before calling process on them etc.
* - methods should be preserved in alphabetical order.
*
* @author Guy Pelletier
* @since TopLink EJB 3.0 Reference Implementation
*/
public class MetadataProject {
// Sequencing constants.
public static final String DEFAULT_AUTO_GENERATOR = "SEQ_GEN";
public static final String DEFAULT_TABLE_GENERATOR = "SEQ_GEN_TABLE";
public static final String DEFAULT_SEQUENCE_GENERATOR = "SEQ_GEN_SEQUENCE";
public static final String DEFAULT_IDENTITY_GENERATOR = "SEQ_GEN_IDENTITY";
public static final String DEFAULT_UUID_GENERATOR = "SEQ_GEN_UUID";
// Boolean to specify if we should weave fetch groups.
private boolean m_isWeavingFetchGroupsEnabled;
// Boolean to specify if the user intends for the related EMF of this
// project to be shared for multitenants.
private boolean m_multitenantSharedEmf;
// Boolean to specify if the user intends for the related EMF cache of this
// project to be shared for multitenants.
private boolean m_multitenantSharedCache;
// Boolean to specify if we should weave eager relationships.
private boolean m_isWeavingEagerEnabled;
// Boolean to specify if we should weave lazy relationships.
private boolean m_isWeavingLazyEnabled;
// Boolean to specify if we should uppercase all field names.
// @see PersistenceUnitProperties.UPPERCASE_COLUMN_NAMES
private boolean m_forceFieldNamesToUpperCase;
// Cache the shared cache mode
private SharedCacheMode m_sharedCacheMode;
private boolean m_isSharedCacheModeInitialized;
// A composite PU processor.
private MetadataProcessor m_compositeProcessor;
// Persistence unit info that is represented by this project.
private PersistenceUnitInfo m_persistenceUnitInfo;
// The session we are currently processing for.
private AbstractSession m_session;
// The logger for the project.
private MetadataLogger m_logger;
// Persistence unit metadata for this project.
private XMLPersistenceUnitMetadata m_persistenceUnitMetadata;
// All owning relationship accessors.
private List m_owningRelationshipAccessors;
// All non-owning (mappedBy) relationship accessors.
private List m_nonOwningRelationshipAccessors;
// Accessors that map to an Embeddable class
private List m_embeddableMappingAccessors;
// All direct collection accessors.
private List m_directCollectionAccessors;
// Class accessors that have a customizer.
private List m_accessorsWithCustomizer;
// A linked map of all the entity mappings (XML file representation)
private Map m_entityMappings;
// Map of mapped-superclasses found in XML for this project/persistence unit.
private Map m_mappedSuperclasseAccessors;
// All the class accessors for this project (Entities and Embeddables).
private Map m_allAccessors;
// The entity accessors for this project
private Map m_entityAccessors;
// Contains those embeddables and entities that are VIRTUAL (do not exist)
private Map m_virtualClasses;
// The embeddable accessors for this project
private Map m_embeddableAccessors;
// Root level embeddable accessors. When we pre-process embeddable
// accessors we need to process them from the root down so as to set
// the correct owning descriptor.
private Map m_rootEmbeddableAccessors;
// The interface accessors for this project
private Map m_interfaceAccessors;
// Class accessors that have their id derived from a relationship.
private Map m_accessorsWithDerivedId;
// Query metadata.
private Map m_queries;
// SQL result set mapping
private Map m_sqlResultSetMappings;
// Sequencing metadata.
private Map m_generatedValues;
private Map m_tableGenerators;
private Map m_sequenceGenerators;
private Map m_uuidGenerators;
// Metadata converters, that is, EclipseLink converters.
private Map m_converters;
// The converter accessors for this project
private Map m_converterAccessors;
private Map m_autoApplyConvertAccessors;
// Store PLSQL record and table types, Oracle object types,
// array types and XMLType types by name, to allow reuse.
private Map m_complexMetadataTypes;
// Store partitioning policies by name, to allow reuse.
private Map m_partitioningPolicies;
// All mappedSuperclass accessors, identity is handled by keying on className.
private Map m_metamodelMappedSuperclasses;
// All id classes (IdClass and EmbeddedId classes) used through-out the
// persistence unit. We need this list to determine derived id accessors.
private Set m_idClasses;
// Contains a list of all interfaces that are implemented by entities in
// this project/pu.
private Set m_interfacesImplementedByEntities;
// Default listeners that need to be applied to each entity in the
// persistence unit (unless they exclude them).
private Set m_defaultListeners;
/**
* INTERNAL:
* Create and return a new MetadataProject with puInfo as its PersistenceUnitInfo,
* session as its Session and weavingEnabled as its global dynamic weaving state.
* @param puInfo - the PersistenceUnitInfo
* @param session - the Session
*/
public MetadataProject(PersistenceUnitInfo puInfo, AbstractSession session, boolean weaveLazy, boolean weaveEager, boolean weaveFetchGroups, boolean multitenantSharedEmf, boolean multitenantSharedCache) {
m_isSharedCacheModeInitialized = false;
m_persistenceUnitInfo = puInfo;
m_session = session;
m_logger = new MetadataLogger(session);
m_isWeavingEagerEnabled = weaveEager;
m_isWeavingLazyEnabled = weaveLazy;
m_isWeavingFetchGroupsEnabled = weaveFetchGroups;
m_multitenantSharedEmf = multitenantSharedEmf;
m_multitenantSharedCache = multitenantSharedCache;
m_owningRelationshipAccessors = new ArrayList();
m_nonOwningRelationshipAccessors = new ArrayList();
m_embeddableMappingAccessors = new ArrayList();
m_directCollectionAccessors = new ArrayList();
m_accessorsWithCustomizer = new ArrayList();
// Using linked collections since their ordering needs to be preserved.
m_entityMappings = new LinkedHashMap();
m_defaultListeners = new LinkedHashSet();
m_queries = new HashMap();
m_sqlResultSetMappings = new HashMap();
m_allAccessors = new HashMap();
m_entityAccessors = new HashMap();
m_embeddableAccessors = new HashMap();
m_rootEmbeddableAccessors = new HashMap();
m_interfaceAccessors = new HashMap();
m_mappedSuperclasseAccessors = new HashMap();
m_generatedValues = new HashMap();
m_tableGenerators = new HashMap();
m_sequenceGenerators = new HashMap();
m_uuidGenerators = new HashMap();
m_converters = new HashMap();
m_converterAccessors = new HashMap();
m_autoApplyConvertAccessors = new HashMap();
m_partitioningPolicies = new HashMap();
m_complexMetadataTypes = new HashMap();
m_metamodelMappedSuperclasses = new HashMap();
m_virtualClasses = new HashMap();
m_accessorsWithDerivedId = new HashMap();
m_idClasses = new HashSet();
m_interfacesImplementedByEntities = new HashSet();
}
/**
* INTERNAL:
* This method will add the descriptor to the actual EclipseLink project,
* if it has not already been added. This method if called for entities
* and embeddable classes (which are both weavable classes).
*/
protected void addAccessor(ClassAccessor accessor) {
MetadataDescriptor descriptor = accessor.getDescriptor();
// Process the persistence unit meta data (if there is any).
processPersistenceUnitMetadata(descriptor);
// Process and set the parent class (if one is available).
accessor.processParentClass();
// Add the descriptor to the actual EclipseLink Project.
m_session.getProject().addDescriptor(descriptor.getClassDescriptor());
// Keep a map of all the accessors that have been added.
m_allAccessors.put(accessor.getJavaClassName(), accessor);
}
/**
* INTERNAL:
*/
public void addAccessorWithCustomizer(ClassAccessor accessor) {
m_accessorsWithCustomizer.add(accessor);
}
/**
* INTERNAL:
*/
public void addAccessorWithDerivedId(ClassAccessor accessor) {
m_accessorsWithDerivedId.put(accessor.getJavaClassName(), accessor);
}
/**
* INTERNAL:
*/
public void addAlias(String alias, MetadataDescriptor descriptor) {
ClassDescriptor existingDescriptor = m_session.getProject().getDescriptorForAlias(alias);
if (existingDescriptor == null) {
descriptor.setAlias(alias);
m_session.getProject().addAlias(alias, descriptor.getClassDescriptor());
} else {
throw ValidationException.nonUniqueEntityName(existingDescriptor.getJavaClassName(), descriptor.getJavaClassName(), alias);
}
}
/**
* INTERNAL:
* Add a abstract converter metadata to the project. The actual processing
* isn't done until an accessor referencing the converter is processed.
*/
public void addConverter(AbstractConverterMetadata converter) {
// Check for another converter with the same name.
if (converter.shouldOverride(m_converters.get(converter.getName()))) {
m_converters.put(converter.getName(), converter);
}
}
/**
* INTERNAL:
* Add a abstract converter metadata to the project. The actual processing
* isn't done until an accessor referencing the converter is processed.
*/
public void addConverterAccessor(ConverterAccessor converterAccessor) {
// Check for another converter with the same name.
if (converterAccessor.shouldOverride(m_converterAccessors.get(converterAccessor.getIdentifier()))) {
m_converterAccessors.put(converterAccessor.getIdentifier(), converterAccessor);
}
}
/**
* INTERNAL:
*/
public void addDefaultListener(EntityListenerMetadata defaultListener) {
m_defaultListeners.add(defaultListener);
}
/**
* INTERNAL:
* Store basic collection accessors for later processing and quick look up.
*/
public void addDirectCollectionAccessor(MappingAccessor accessor) {
m_directCollectionAccessors.add((DirectCollectionAccessor) accessor);
}
/**
* INTERNAL:
* Add an embeddable accessor to this project. Assumes the embeddable
* needs to be added. That is, does not check if it already exists and
* cause a merge. The caller is responsible for that.
*/
public void addEmbeddableAccessor(EmbeddableAccessor accessor) {
// Add accessor will apply persistence unit defaults.
addAccessor(accessor);
accessor.getDescriptor().setIsEmbeddable();
m_embeddableAccessors.put(accessor.getJavaClassName(), accessor);
}
/**
* INTERNAL:
*/
public void addEmbeddableMappingAccessor(MappingAccessor accessor) {
m_embeddableMappingAccessors.add(accessor);
}
/**
* INTERNAL:
* Add an entity accessor to this project. Assumes the entity needs to be
* added. That is, does not check if it already exists and cause a merge.
* The caller is responsible for that.
*/
public void addEntityAccessor(EntityAccessor accessor) {
// Add accessor will apply persistence unit defaults.
addAccessor(accessor);
// Grab the implemented interfaces (used when defaulting v1-1 mappings)
m_interfacesImplementedByEntities.addAll(accessor.getJavaClass().getInterfaces());
m_entityAccessors.put(accessor.getJavaClassName(), accessor);
}
/**
* INTERNAL:
* Add the given entity graph (internal attribute group).
*/
public void addEntityGraph(AttributeGroup entityGraph) {
getProject().getAttributeGroups().put(entityGraph.getName(), entityGraph);
}
/**
* INTERNAL:
* The avoid processing the same mapping file twice (e.g. user may
* explicitly specify the orm.xml file) we store the list of entity
* mappings in a map keyed on their URL.
*/
public void addEntityMappings(XMLEntityMappings entityMappings) {
// Add the new entity mappings file to the list.
m_entityMappings.put(entityMappings.getMappingFileOrURL(), entityMappings);
}
/**
* INTERNAL:
*/
public void addGeneratedValue(GeneratedValueMetadata generatedvalue, MetadataClass entityClass) {
m_generatedValues.put(entityClass, generatedvalue);
}
/**
* INTERNAL:
* Add EmbeddedId and IdClass ids to the project
*/
public void addIdClass(String idClassName) {
m_idClasses.add(idClassName);
}
/**
* INTERNAL:
* Add a InterfaceAccessor to this project.
*/
public void addInterfaceAccessor(InterfaceAccessor accessor) {
m_interfaceAccessors.put(accessor.getJavaClassName(), accessor);
// Add it directly and avoid the persistence unit defaults and stuff for now.
m_session.getProject().addDescriptor(accessor.getDescriptor().getClassDescriptor());
}
/**
* INTERNAL:
* Add a mapped superclass accessor to this project. Assumes the mapped
* superclass needs to be added. That is, does not check if it already
* exists and cause a merge. The caller is responsible for that. At runtime,
* this map will contain mapped superclasses from XML only. The canonical
* model processor will populate all mapped superclasses in this map.
*/
public void addMappedSuperclass(MappedSuperclassAccessor mappedSuperclass) {
// Process and set the parent class (if one is available).
mappedSuperclass.processParentClass();
m_mappedSuperclasseAccessors.put(mappedSuperclass.getJavaClassName(), mappedSuperclass);
// add the mapped superclass to keep track of it in case it is not processed later (has no subclasses).
m_session.getProject().addMappedSuperclass(mappedSuperclass.getJavaClassName(), mappedSuperclass.getDescriptor().getClassDescriptor(), false);
}
/**
* INTERNAL:
* The metamodel API requires that descriptors exist for mappedSuperclasses
* in order to obtain their mappings.
* In order to accomplish this, this method that is called from EntityAccessor
* will ensure that the descriptors on all mappedSuperclass accessors
* are setup so that they can be specially processed later in
* MetadataProject.processStage2() - where the m_mappedSuperclassAccessors
* Map is required.
*
* We do not use the non-persisting MAPPED_SUPERCLASS_RESERVED_PK_NAME PK field.
* Normally when the MappedSuperclass is part of an inheritance hierarchy of the form MS->MS->E,
* where there is an PK Id on the root Entity E, we need to add the
* MAPPED_SUPERCLASS_RESERVED_PK_NAME PK field solely for metadata processing to complete.
* Why? because even though we treat MappedSuperclass objects as a RelationalDescriptor - we only persist
* RelationalDescriptor objects that relate to concrete Entities.
*
* This method is referenced by EntityAccessor.addPotentialMappedSuperclass()
* during an initial predeploy() and later during a deploy()
*
* @param accessor - The mappedSuperclass accessor for the field on the mappedSuperclass
* @since EclipseLink 1.2 for the JPA 2.0 Reference Implementation
*/
public void addMetamodelMappedSuperclass(MappedSuperclassAccessor accessor, MetadataDescriptor childDescriptor) {
// Check for an existing entry before proceeding. Metamodel mapped
// superclasses need only (and should only) be added once. This code
// will be called from every entity that inherits from it. There is no
// need to check for className == null here as the mapped superclass
// accessor is always created with a class.
if (! m_metamodelMappedSuperclasses.containsKey(accessor.getJavaClassName())) {
MetadataDescriptor metadataDescriptor = accessor.getDescriptor();
// Set a child entity descriptor on the mapped superclass descriptor.
// This descriptor (and its mapping accessors) will help to resolve
// any generic mapping accessors from the mapped superclass.
metadataDescriptor.setMetamodelMappedSuperclassChildDescriptor(childDescriptor);
// Note: set the back pointer from the MetadataDescriptor back to its' accessor manually before we add accessors
metadataDescriptor.setClassAccessor(accessor);
// Make sure you apply the persistence unit metadata and defaults.
processPersistenceUnitMetadata(metadataDescriptor);
// Need to apply the mapping file defaults (if there is one that loaded this mapped superclass).
if (accessor.getEntityMappings() != null) {
accessor.getEntityMappings().processEntityMappingsDefaults(accessor);
}
// After the pu metadata and defaults have been applied, it is safe to process the access type.
accessor.processAccessType();
// Set the referenceClass for Id mappings
// Generics Handler: Check if the referenceType is not set for Collection accessors
accessor.addAccessors();
// Add the accessor to our custom Map keyed on className for separate processing in stage2
m_metamodelMappedSuperclasses.put(accessor.getJavaClassName(), accessor);
// Fake out a database table and primary key for MappedSuperclasses
// We require string names for table processing that does not actually goto the database.
// There will be no conflict with customer values
// The descriptor is assumed never to be null
metadataDescriptor.setPrimaryTable(new DatabaseTable(MetadataConstants.MAPPED_SUPERCLASS_RESERVED_TABLE_NAME));
/*
* We need to add a PK field to the temporary mappedsuperclass table above - in order to continue processing.
* Note: we add this field only if no IdClass or EmbeddedId attributes are set on or above the MappedSuperclass.
* Both the table name and PK name are not used to actual database writes.
* Check accessor collection on the metadataDescriptor (note: getIdAttributeName() and getIdAttributeNames() are not populated yet - so are unavailable
* 300051: The check for at least one IdAccessor or an EmbeddedIdAccessor requires that the map and field respectively
* are set previously in MetadataDescriptor.addAccessor().
* The checks below will also avoid a performance hit on searching the accessor map directly on the descriptor.
*/
if (!metadataDescriptor.hasIdAccessor() && !metadataDescriptor.hasEmbeddedId()) {
DatabaseField pkField = new DatabaseField(MetadataConstants.MAPPED_SUPERCLASS_RESERVED_PK_NAME);
if (this.useDelimitedIdentifier()) {
pkField.setUseDelimiters(true);
} else if (this.getShouldForceFieldNamesToUpperCase()) {
pkField.useUpperCaseForComparisons(true);
}
metadataDescriptor.addPrimaryKeyField(pkField);
}
/*
* We store our descriptor on the core project for later retrieval by MetamodelImpl.
* Why not on MetadataProject? because the Metadata processing is transient.
* We could set the javaClass on the descriptor for the current classLoader
* but we do not need it until metamodel processing time avoiding a _persistence_new call.
* See MetamodelImpl.initialize()
*/
m_session.getProject().addMappedSuperclass(accessor.getJavaClassName(), metadataDescriptor.getClassDescriptor(), true);
}
}
/**
* INTERNAL:
* Add the partitioning policy by name.
*/
public void addPartitioningPolicy(AbstractPartitioningMetadata policy) {
// Check for another policy with the same name.
if (policy.shouldOverride(m_partitioningPolicies.get(policy.getName()))) {
m_partitioningPolicies.put(policy.getName(), policy);
}
}
/**
* INTERNAL:
* Add the named PLSQL or Oracle complex metadata type.
*/
public void addComplexMetadataType(ComplexTypeMetadata type) {
// Check for another type with the same name.
if (type.shouldOverride(m_complexMetadataTypes.get(type.getName()))) {
m_complexMetadataTypes.put(type.getName(), type);
}
}
/**
* INTERNAL:
* Add a query to the project overriding where necessary.
*/
public void addQuery(NamedQueryMetadata query) {
if (query.shouldOverride(m_queries.get(query.getName()))) {
m_queries.put(query.getName(), query);
}
}
/**
* INTERNAL:
*/
public void addRelationshipAccessor(RelationshipAccessor accessor) {
if (accessor.hasMappedBy()) {
m_nonOwningRelationshipAccessors.add(accessor);
} else {
m_owningRelationshipAccessors.add(accessor);
}
}
/**
* INTERNAL:
* Add a root level embeddable accessor.
*/
public void addRootEmbeddableAccessor(EmbeddableAccessor accessor) {
m_rootEmbeddableAccessors.put(accessor.getJavaClassName(), accessor);
}
/**
* INTERNAL:
* Add a sequence generator metadata to the project. The actual processing
* isn't done till processSequencing is called.
*/
public void addSequenceGenerator(SequenceGeneratorMetadata sequenceGenerator, String defaultCatalog, String defaultSchema) {
String name = sequenceGenerator.getName();
// Check if the sequence generator name uses a reserved name.
if (name.equals(DEFAULT_TABLE_GENERATOR)) {
throw ValidationException.sequenceGeneratorUsingAReservedName(DEFAULT_TABLE_GENERATOR, sequenceGenerator.getLocation());
} else if (name.equals(DEFAULT_IDENTITY_GENERATOR)) {
throw ValidationException.sequenceGeneratorUsingAReservedName(DEFAULT_IDENTITY_GENERATOR, sequenceGenerator.getLocation());
}
// Catalog could be "" or null, need to check for an XML default.
sequenceGenerator.setCatalog(MetadataHelper.getName(sequenceGenerator.getCatalog(), defaultCatalog, sequenceGenerator.getCatalogContext(), m_logger, sequenceGenerator.getLocation()));
// Schema could be "" or null, need to check for an XML default.
sequenceGenerator.setSchema(MetadataHelper.getName(sequenceGenerator.getSchema(), defaultSchema, sequenceGenerator.getSchemaContext(), m_logger, sequenceGenerator.getLocation()));
// Check if the name is used with a table generator.
TableGeneratorMetadata tableGenerator = m_tableGenerators.get(name);
if (tableGenerator != null) {
if (sequenceGenerator.shouldOverride(tableGenerator)) {
m_tableGenerators.remove(name);
} else {
throw ValidationException.conflictingSequenceAndTableGeneratorsSpecified(name, sequenceGenerator.getLocation(), tableGenerator.getLocation());
}
}
for (TableGeneratorMetadata otherTableGenerator : m_tableGenerators.values()) {
if ((tableGenerator != otherTableGenerator) && (otherTableGenerator.getPkColumnValue() != null) && otherTableGenerator.getPkColumnValue().equals(sequenceGenerator.getSequenceName())) { // generator name will be used instead of an empty sequence name / pk column name
// generator name will be used instead of an empty sequence name / pk column name
if (otherTableGenerator.getPkColumnValue().length() > 0) {
throw ValidationException.conflictingSequenceNameAndTablePkColumnValueSpecified(sequenceGenerator.getSequenceName(), sequenceGenerator.getLocation(), otherTableGenerator.getLocation());
}
}
}
// Add the sequence generator if there isn't an existing one or if
// we should override an existing one.
if (sequenceGenerator.shouldOverride(m_sequenceGenerators.get(name))) {
m_sequenceGenerators.put(sequenceGenerator.getName(), sequenceGenerator);
}
}
/**
* INTERNAL:
* Add a UUID generator metadata to the project. The actual processing
* isn't done till processSequencing is called.
*/
public void addUuidGenerator(UuidGeneratorMetadata uuidGenerator) {
String name = uuidGenerator.getName();
// Check if the name is used with a table generator.
TableGeneratorMetadata tableGenerator = m_tableGenerators.get(name);
if (tableGenerator != null) {
if (uuidGenerator.shouldOverride(tableGenerator)) {
m_tableGenerators.remove(name);
} else {
throw ValidationException.conflictingSequenceAndTableGeneratorsSpecified(name, uuidGenerator.getLocation(), tableGenerator.getLocation());
}
}
m_uuidGenerators.put(uuidGenerator.getName(), uuidGenerator);
}
/**
* INTERNAL:
* Add an sql results set mapping to the project overriding where necessary.
*/
public void addSQLResultSetMapping(SQLResultSetMappingMetadata sqlResultSetMapping) {
if (sqlResultSetMapping.shouldOverride(m_sqlResultSetMappings.get(sqlResultSetMapping.getName()))) {
m_sqlResultSetMappings.put(sqlResultSetMapping.getName(), sqlResultSetMapping);
}
}
/**
* INTERNAL:
* Add a discovered metamodel class to the session.
*/
public void addStaticMetamodelClass(MetadataAnnotation annotation, MetadataClass metamodelClass) {
MetadataClass modelClass = metamodelClass.getMetadataClass(annotation.getAttributeString("value"));
m_session.addStaticMetamodelClass(modelClass.getName(), metamodelClass.getName());
}
/**
* INTERNAL:
* Add a table generator metadata to the project. The actual processing
* isn't done till processSequencing is called.
*/
public void addTableGenerator(TableGeneratorMetadata tableGenerator, String defaultCatalog, String defaultSchema) {
// Process the default values.
processTable(tableGenerator, "", defaultCatalog, defaultSchema, tableGenerator);
String generatorName = tableGenerator.getGeneratorName();
// Check if the table generator name uses a reserved name.
if (generatorName.equals(DEFAULT_SEQUENCE_GENERATOR)) {
throw ValidationException.tableGeneratorUsingAReservedName(DEFAULT_SEQUENCE_GENERATOR, tableGenerator.getLocation());
} else if (generatorName.equals(DEFAULT_IDENTITY_GENERATOR)) {
throw ValidationException.tableGeneratorUsingAReservedName(DEFAULT_IDENTITY_GENERATOR, tableGenerator.getLocation());
}
// Check if the generator name is used with a sequence generator.
SequenceGeneratorMetadata otherSequenceGenerator = m_sequenceGenerators.get(generatorName);
if (otherSequenceGenerator != null) {
if (tableGenerator.shouldOverride(otherSequenceGenerator)) {
m_sequenceGenerators.remove(generatorName);
} else {
throw ValidationException.conflictingSequenceAndTableGeneratorsSpecified(generatorName, otherSequenceGenerator.getLocation(), tableGenerator.getLocation());
}
}
for (SequenceGeneratorMetadata sequenceGenerator : m_sequenceGenerators.values()) {
if ((otherSequenceGenerator != sequenceGenerator) && (sequenceGenerator.getSequenceName() != null) && sequenceGenerator.getSequenceName().equals(tableGenerator.getPkColumnValue())) {
// generator name will be used instead of an empty sequence name / pk column name
if (sequenceGenerator.getSequenceName().length() > 0) {
throw ValidationException.conflictingSequenceNameAndTablePkColumnValueSpecified(sequenceGenerator.getSequenceName(), sequenceGenerator.getLocation(), tableGenerator.getLocation());
}
}
}
// Add the table generator if there isn't an existing one or if we
// should override an existing one.
if (tableGenerator.shouldOverride(m_tableGenerators.get(generatorName))) {
m_tableGenerators.put(generatorName, tableGenerator);
}
}
/**
* INTERNAL:
* Add virtual class accessor to the project. A virtual class is one that
* has VIRTUAL access and the class does not exist on the classpath.
*/
public void addVirtualClass(ClassAccessor accessor) {
m_virtualClasses.put(accessor.getJavaClassName(), accessor);
}
/**
* INTERNAL:
* Create the dynamic class using JPA metadata processed descriptors. Called
* at deploy time after all metadata processing has completed.
*/
protected void createDynamicClass(MetadataDescriptor descriptor, Map virtualEntities, DynamicClassLoader dcl) {
// Build the virtual class only if we have not already done so.
if (! virtualEntities.containsKey(descriptor.getJavaClassName())) {
if (descriptor.isInheritanceSubclass()) {
// Get the parent descriptor.
MetadataDescriptor parentDescriptor = descriptor.getInheritanceParentDescriptor();
// Recursively call up the parents.
createDynamicClass(parentDescriptor, virtualEntities, dcl);
// Create and set the virtual class using the parent class.
descriptor.getClassDescriptor().setJavaClass(dcl.createDynamicClass(descriptor.getJavaClassName(), parentDescriptor.getClassDescriptor().getJavaClass()));
} else {
// Create and set the virtual class on the descriptor
descriptor.getClassDescriptor().setJavaClass(dcl.createDynamicClass(descriptor.getJavaClassName(), new MetadataDynamicClassWriter(descriptor)));
}
// Store the descriptor by java class name.
virtualEntities.put(descriptor.getJavaClassName(), descriptor);
}
}
/**
* INTERNAL:
* Create the dynamic class using JPA metadata processed descriptors. Called
* at deploy time after all metadata processing has completed.
*/
public void createDynamicClasses(ClassLoader loader) {
if (! m_virtualClasses.isEmpty()) {
if (DynamicClassLoader.class.isAssignableFrom(loader.getClass())) {
DynamicClassLoader dcl = (DynamicClassLoader) loader;
// Create the dynamic classes.
Map dynamicClasses = new HashMap();
for (ClassAccessor accessor : m_virtualClasses.values()) {
createDynamicClass(accessor.getDescriptor(), dynamicClasses, dcl);
}
// Create the dynamic types.
Map dynamicTypes = new HashMap();
for (MetadataDescriptor descriptor : dynamicClasses.values()) {
createDynamicType(descriptor, dynamicTypes, dcl);
}
} else {
// If we have virtual classes that need creation and we do not
// have a dynamic class loader throw an exception.
throw ValidationException.invalidClassLoaderForDynamicPersistence();
}
}
createRestInterfaces(loader);
}
private void createRestInterfaces(ClassLoader loader) {
if (loader != null && DynamicClassLoader.class.isAssignableFrom(loader.getClass())) {
DynamicClassLoader dcl = (DynamicClassLoader) loader;
for (EntityAccessor accessor : getEntityAccessors()) {
String className = accessor.getParentClassName();
if (className == null || getEntityAccessor(className) == null) {
dcl.createDynamicAdapter(accessor.getJavaClassName());
}
}
for (ClassAccessor classAccessor : getAllAccessors()) {
String className = classAccessor.getParentClassName();
if (className == null || getEntityAccessor(className) == null) {
dcl.createDynamicCollectionAdapter(classAccessor.getJavaClassName());
dcl.createDynamicReferenceAdapter(classAccessor.getJavaClassName());
}
}
}
}
/**
* INTERNAL:
* Create the dynamic types using JPA metadata processed descriptors. Called
* at deploy time after all metadata processing has completed.
*/
protected void createDynamicType(MetadataDescriptor descriptor, Map dynamicTypes, DynamicClassLoader dcl) {
// Build the dynamic class only if we have not already done so.
if (! dynamicTypes.containsKey(descriptor.getJavaClassName())) {
JPADynamicTypeBuilder typeBuilder = null;
if (descriptor.isInheritanceSubclass()) {
// Get the parent descriptor
MetadataDescriptor parentDescriptor = descriptor.getInheritanceParentDescriptor();
// Recursively call up the parents.
createDynamicType(parentDescriptor, dynamicTypes, dcl);
// Create the dynamic type using the parent type.
typeBuilder = new JPADynamicTypeBuilder(dcl, descriptor.getClassDescriptor(), dynamicTypes.get(parentDescriptor.getJavaClassName()));
} else {
// Create the dynamic type
typeBuilder = new JPADynamicTypeBuilder(dcl, descriptor.getClassDescriptor(), null);
}
// Store the type builder by java class name.
dynamicTypes.put(descriptor.getJavaClassName(), typeBuilder.getType());
}
}
/**
* INTERNAL:
* Set if the project should use indirection for lazy relationships.
*/
public void disableWeaving() {
m_isWeavingLazyEnabled = false;
m_isWeavingEagerEnabled = false;
m_isWeavingFetchGroupsEnabled = false;
}
/**
* INTERNAL:
* Return true if an exclude-default-mappings setting have been set for this
* persistence unit.
*/
public boolean excludeDefaultMappings() {
if (m_persistenceUnitMetadata != null) {
return m_persistenceUnitMetadata.excludeDefaultMappings();
}
return false;
}
/**
* INTERNAL:
* Return the accessor for the given class. Could be an entity or an
* embeddable. Note: It may return null.
*/
public ClassAccessor getAccessor(String className) {
return m_allAccessors.get(className);
}
/**
* INTERNAL:
*/
public List getAccessorsWithCustomizer() {
return m_accessorsWithCustomizer;
}
/**
* INTERNAL:
*/
public Collection getAllAccessors() {
return m_allAccessors.values();
}
/**
* Return the converter for the auto apply class type.
*/
public ConverterAccessor getAutoApplyConverter(MetadataClass cls) {
ConverterAccessor ca = m_autoApplyConvertAccessors.get(cls.getName());
if (ca == null) {
String wrapperType = resolvePrimitiveWrapper(cls);
if (wrapperType != null) {
ca = m_autoApplyConvertAccessors.get(wrapperType);
}
}
return ca;
}
private String resolvePrimitiveWrapper(MetadataClass cls) {
String wrapperType = null;
if (cls.isPrimitive() && !cls.isArray() && !m_autoApplyConvertAccessors.isEmpty()) {
// Look for Converters for the Wrapper equivalent of the primitive
switch (cls.getTypeName()) {
case "I": // int
wrapperType = "java.lang.Integer";
break;
case "J": // long
wrapperType = "java.lang.Long";
break;
case "S": // short
wrapperType = "java.lang.Short";
break;
case "Z": // boolean
wrapperType = "java.lang.Boolean";
break;
case "F": // float
wrapperType = "java.lang.Float";
break;
case "D": // double
wrapperType = "java.lang.Double";
break;
case "C": // char
wrapperType = "java.lang.Character";
break;
case "B": // byte
wrapperType = "java.lang.Byte";
break;
default: // unknown
}
}
return wrapperType;
}
/**
* INTERNAL:
*/
public MetadataProcessor getCompositeProcessor() {
return m_compositeProcessor;
}
/**
* INTERNAL:
*/
public AbstractConverterMetadata getConverter(String name) {
return m_converters.get(name);
}
/**
* INTERNAL:
*/
public ConverterAccessor getConverterAccessor(MetadataClass cls) {
return m_converterAccessors.get(cls.getName());
}
/**
* INTERNAL:
*/
public Map getConverterAccessors() {
return m_converterAccessors;
}
/**
* INTERNAL:
*/
public Set getDefaultListeners() {
return m_defaultListeners;
}
/**
* INTERNAL:
* This method will attempt to look up the embeddable accessor for the
* reference class provided. If no accessor is found, null is returned.
*/
public EmbeddableAccessor getEmbeddableAccessor(MetadataClass cls) {
return getEmbeddableAccessor(cls, false);
}
/**
* INTERNAL:
* This method will attempt to look up the embeddable accessor for the
* reference class provided. If no accessor is found, null is returned.
*/
public EmbeddableAccessor getEmbeddableAccessor(MetadataClass cls, boolean checkIsIdClass) {
EmbeddableAccessor accessor = m_embeddableAccessors.get(cls.getName());
if (accessor == null) {
// Before we return null we must make a couple final checks:
//
// 1 - Check for an Embeddable annotation on the class itself. At
// this point we know the class was not tagged as an embeddable in
// a mapping file and was not included in the list of classes for
// this persistence unit. Its inclusion therefore in the persistence
// unit is through the use of an Embedded annotation or an embedded
// element within a known entity.
// 2 - If checkIsIdClass is true, JPA 2.0 introduced support for
//
// derived id's where a parent entity's id class may be used within
// a dependants embedded id class. We will treat the id class as
// and embeddable accessor at this point.
//
// Callers to this method will have to handle the null case if they
// so desire.
if (cls.isAnnotationPresent(JPA_EMBEDDABLE) || (checkIsIdClass && isIdClass(cls))) {
accessor = new EmbeddableAccessor(cls.getAnnotation(JPA_EMBEDDABLE), cls, this);
addEmbeddableAccessor(accessor);
}
}
return accessor;
}
/**
* INTERNAL:
* Return the embeddable accessor with the given classname.
*/
public EmbeddableAccessor getEmbeddableAccessor(String className) {
return m_embeddableAccessors.get(className);
}
/**
* INTERNAL:
* Return the embeddable accessor with the given classname.
*/
public Collection getEmbeddableAccessors() {
return m_embeddableAccessors.values();
}
/**
* INTERNAL:
* Return the entity accessor for the given class name.
*/
public EntityAccessor getEntityAccessor(MetadataClass cls) {
return getEntityAccessor(cls.getName());
}
/**
* INTERNAL:
* Return the entity accessor for the given class name.
*/
public EntityAccessor getEntityAccessor(String className) {
return m_entityAccessors.get(className);
}
/**
* INTERNAL:
*/
public Collection getEntityAccessors() {
return m_entityAccessors.values();
}
/**
* INTERNAL:
*/
public Collection getEntityMappings() {
return m_entityMappings.values();
}
/**
* INTERNAL:
* Return the entity accessor for the given class.
*/
public InterfaceAccessor getInterfaceAccessor(String className) {
return m_interfaceAccessors.get(className);
}
/**
* INTERNAL:
* Return the logger used by the processor.
*/
public MetadataLogger getLogger() {
return m_logger;
}
/**
* INTERNAL:
*/
public MappedSuperclassAccessor getMappedSuperclassAccessor(MetadataClass cls) {
return getMappedSuperclassAccessor(cls.getName());
}
/**
* INTERNAL:
*/
public MappedSuperclassAccessor getMappedSuperclassAccessor(String className) {
return m_mappedSuperclasseAccessors.get(className);
}
/**
* INTERNAL:
*/
public Collection getMappedSuperclasses() {
return m_mappedSuperclasseAccessors.values();
}
/**
* INTERNAL:
* Returns the collection of metamodel MappedSuperclassAccessors. This
* collection is NOT and should NOT be used for any deployment descriptor
* metadata processing. It is used solely with the metamodel.
* @see #getMappedSuperclassAccessor(MetadataClass)
* @see #getMappedSuperclassAccessor(String)
* @see #getMappedSuperclasses()
* @since EclipseLink 1.2 for the JPA 2.0 Reference Implementation
*/
public Collection getMetamodelMappedSuperclasses() {
return m_metamodelMappedSuperclasses.values();
}
/**
* INTERNAL:
* Return the named partitioning policy.
*/
public AbstractPartitioningMetadata getPartitioningPolicy(String name) {
return m_partitioningPolicies.get(name);
}
/**
* INTERNAL:
* Return the persistence unit default catalog.
*/
protected String getPersistenceUnitDefaultCatalog() {
if (m_persistenceUnitMetadata != null) {
return m_persistenceUnitMetadata.getCatalog();
}
return null;
}
/**
* INTERNAL:
* Return the persistence unit default schema.
*/
protected String getPersistenceUnitDefaultSchema() {
if (m_persistenceUnitMetadata != null) {
return m_persistenceUnitMetadata.getSchema();
}
return null;
}
/**
* INTERNAL:
*/
public PersistenceUnitInfo getPersistenceUnitInfo() {
return m_persistenceUnitInfo;
}
/**
* INTERNAL:
*/
public XMLPersistenceUnitMetadata getPersistenceUnitMetadata() {
return m_persistenceUnitMetadata;
}
/**
* INTERNAL:
* Return the named PLSQL or Oracle complex metadata type.
*/
public ComplexTypeMetadata getComplexTypeMetadata(String name) {
return m_complexMetadataTypes.get(name);
}
/**
* INTERNAL:
* Return the core API Project associated with this MetadataProject.
* @since EclipseLink 1.2 for the JPA 2.0 Reference Implementation
*/
public Project getProject() {
return m_session.getProject();
}
/**
* INTERNAL:
* Add a root level embeddable accessor. Nested embeddables will be
* pre-processed from their roots down.
* @see processStage1()
*/
public Collection getRootEmbeddableAccessors() {
return m_rootEmbeddableAccessors.values();
}
/**
* INTERNAL:
*/
public AbstractSession getSession() {
return m_session;
}
/**
* INTERNAL:
* This method will return the name of the SharedCacheMode if specified in
* the persistence.xml file. Note, this is a JPA 2.0 feature, therefore,
* this method needs to catch any exception as a result of trying to access
* this information from a JPA 1.0 container.
*/
protected String getSharedCacheModeName() {
if (! m_isSharedCacheModeInitialized && m_sharedCacheMode == null) {
try {
Method method = null;
if (PrivilegedAccessHelper.shouldUsePrivilegedAccess()) {
method = AccessController.doPrivileged(new PrivilegedGetDeclaredMethod(PersistenceUnitInfo.class, "getSharedCacheMode", null));
m_sharedCacheMode = AccessController.doPrivileged(new PrivilegedMethodInvoker(method, m_persistenceUnitInfo));
} else {
method = PrivilegedAccessHelper.getDeclaredMethod(PersistenceUnitInfo.class, "getSharedCacheMode", null);
m_sharedCacheMode = PrivilegedAccessHelper.invokeMethod(method, m_persistenceUnitInfo, null);
}
} catch (Throwable exception) {
// Swallow any exceptions, shared cache mode will be null.
m_sharedCacheMode = null;
}
// Set the shared cache mode as initialized to avoid the reflective
// calls over and over again.
m_isSharedCacheModeInitialized = true;
}
return (m_sharedCacheMode == null) ? null : m_sharedCacheMode.name();
}
/**
* INTERNAL:
* Sets the SharedCacheMode value.
*/
public void setSharedCacheMode(SharedCacheMode m_sharedCacheMode) {
this.m_sharedCacheMode = m_sharedCacheMode;
}
/**
* INTERNAL:
* Used to uppercase default and user defined column field names
*/
public boolean getShouldForceFieldNamesToUpperCase(){
return m_forceFieldNamesToUpperCase;
}
/**
* INTERNAL:
*/
public List getStructConverters(){
List structConverters = new ArrayList();
for (AbstractConverterMetadata converter : m_converters.values()) {
if (converter.isStructConverter()) {
structConverters.add((StructConverterMetadata) converter);
}
}
return structConverters;
}
/**
* INTERNAL:
* Returns all those classes in this project that are available for
* weaving. This list currently includes entity, embeddables
* and mappedsuperclass with no children classes.
*/
public Collection getWeavableClassNames() {
Set weavableClassNames = new HashSet(m_allAccessors.keySet());
weavableClassNames.addAll(m_mappedSuperclasseAccessors.keySet());
return Collections.unmodifiableCollection(weavableClassNames);
}
/**
* Return true if there is an auto-apply converter for the given cls.
*/
public boolean hasAutoApplyConverter(MetadataClass cls) {
boolean hasCA = m_autoApplyConvertAccessors.containsKey(cls.getName());
if (hasCA == false) {
String wrapperType = resolvePrimitiveWrapper(cls);
if (wrapperType != null) {
hasCA = m_autoApplyConvertAccessors.containsKey(wrapperType);
}
}
return hasCA;
}
/**
* INTERNAL:
*/
public boolean hasConverter(String name) {
return m_converters.containsKey(name);
}
/**
* INTERNAL:
*/
public boolean hasConverterAccessor(MetadataClass cls) {
return m_converterAccessors.containsKey(cls.getName());
}
/**
* INTERNAL:
*/
public boolean hasEmbeddable(MetadataClass cls) {
return hasEmbeddable(cls.getName());
}
/**
* INTERNAL:
*/
public boolean hasEmbeddable(String className) {
return m_embeddableAccessors.containsKey(className);
}
/**
* INTERNAL:
*/
public boolean hasEntity(MetadataClass cls) {
return hasEntity(cls.getName());
}
/**
* INTERNAL:
*/
public boolean hasEntity(String className) {
return m_entityAccessors.containsKey(className);
}
/**
* INTERNAL:
* Return true is there exist and entity graph already for the given name.
*/
public boolean hasEntityGraph(String name) {
return getProject().getAttributeGroups().containsKey(name);
}
/**
* INTERNAL:
*/
public boolean hasEntityThatImplementsInterface(String interfaceName) {
return m_interfacesImplementedByEntities.contains(interfaceName);
}
/**
* INTERNAL:
*/
public boolean hasInterface(MetadataClass cls) {
return m_interfaceAccessors.containsKey(cls.getName());
}
/**
* INTERNAL:
*/
public boolean hasMappedSuperclass(MetadataClass cls) {
return hasMappedSuperclass(cls.getName());
}
/**
* INTERNAL:
*/
public boolean hasMappedSuperclass(String className) {
return m_mappedSuperclasseAccessors.containsKey(className);
}
/**
* INTERNAL:
*/
public boolean hasSharedCacheMode() {
return getSharedCacheModeName() != null;
}
/**
* INTERNAL:
*/
public boolean isIdClass(MetadataClass idClass) {
return m_idClasses.contains(idClass.getName());
}
/**
* INTERNAL:
* Return true if the caching has been specified as ALL in the
* persistence.xml.
*/
public boolean isSharedCacheModeAll() {
return hasSharedCacheMode() && getSharedCacheModeName().equals(SharedCacheMode.ALL.name());
}
/**
* INTERNAL:
* Return true if the caching has been specified as DISABLE_SELECTIVE in the
* persistence.xml. DISABLE_SELECTIVE is the default therefore this will
* also return true if no caching setting was set.
*/
public boolean isSharedCacheModeDisableSelective() {
return (! hasSharedCacheMode()) || getSharedCacheModeName().equals(SharedCacheMode.DISABLE_SELECTIVE.name());
}
/**
* INTERNAL:
* Return true if the caching has been specified as ENABLE_SELECTIVE in the
* persistence.xml.
*/
public boolean isSharedCacheModeEnableSelective() {
return hasSharedCacheMode() && getSharedCacheModeName().equals(SharedCacheMode.ENABLE_SELECTIVE.name());
}
/**
* INTERNAL:
* Return true if the caching has been specified as NONE in the
* persistence.xml.
*/
public boolean isSharedCacheModeNone() {
return hasSharedCacheMode() && getSharedCacheModeName().equals(SharedCacheMode.NONE.name());
}
/**
* INTERNAL:
* Return true if the caching has been specified as UNSPECIFIED in the
* persistence.xml.
*/
public boolean isSharedCacheModeUnspecified() {
return hasSharedCacheMode() && getSharedCacheModeName().equals(SharedCacheMode.UNSPECIFIED.name());
}
/**
* INTERNAL:
* Return if the project should use indirection for eager relationships.
*/
public boolean isWeavingEagerEnabled() {
return m_isWeavingEagerEnabled;
}
/**
* INTERNAL:
* Return if the project should process fetch groups.
*/
public boolean isWeavingFetchGroupsEnabled() {
return m_isWeavingFetchGroupsEnabled;
}
/**
* INTERNAL:
* Return if the project should use indirection for lazy relationships.
*/
public boolean isWeavingLazyEnabled() {
return m_isWeavingLazyEnabled;
}
/**
* INTERNAL:
* Return true if an xml-mapping-metadata-complete setting has been set
* for this persistence unit.
*/
public boolean isXMLMappingMetadataComplete() {
if (m_persistenceUnitMetadata != null) {
return m_persistenceUnitMetadata.isXMLMappingMetadataComplete();
}
return false;
}
/**
* INTERNAL:
* Process the embeddable mapping accessors.
*/
protected void processEmbeddableMappingAccessors() {
for (MappingAccessor mappingAccessor : m_embeddableMappingAccessors) {
if (! mappingAccessor.isProcessed()) {
mappingAccessor.process();
}
}
}
/**
* INTERNAL:
* Process descriptors with IDs derived from relationships. This will also
* complete unfinished validation as well as secondary table processing
* on entity accessors. This method will fast track some relationship
* mappings which is ok since simple primary keys will already have been
* discovered and processed whereas any derived id's and their fast tracking
* to be processed will be handled now.
*/
protected void processAccessorsWithDerivedIDs() {
HashSet processed = new HashSet<>();
HashSet processing = new HashSet<>();
for (ClassAccessor classAccessor : m_accessorsWithDerivedId.values()) {
classAccessor.processDerivedId(processing, processed);
}
}
/**
* INTERNAL:
* Process any BasicCollection annotation and/or BasicMap annotation that
* were found. They are not processed till after an id has been processed
* since they rely on one to map the collection table.
*/
public void processDirectCollectionAccessors() {
for (DirectCollectionAccessor accessor : m_directCollectionAccessors) {
accessor.process();
}
}
/**
* INTERNAL:
* This method will iterate through all the entities in the PU and check
* if we should add them to a variable one to one mapping that was either
* defined (incompletely) or defaulted.
*/
protected void processInterfaceAccessors() {
for (EntityAccessor accessor : getEntityAccessors()) {
for (String interfaceClass : accessor.getJavaClass().getInterfaces()) {
if (m_interfaceAccessors.containsKey(interfaceClass)) {
m_interfaceAccessors.get(interfaceClass).addEntityAccessor(accessor);
}
}
}
}
/**
* INTERNAL:
* Process the non-owning relationship accessors. All owning relationshuip
* accessors should be processed. Some non-owning relationships may have
* already been fast tracked to from an element collection containing
* an embeddable (with a non-owning relationship).
*/
protected void processNonOwningRelationshipAccessors() {
for (RelationshipAccessor accessor : m_nonOwningRelationshipAccessors) {
if (! accessor.isProcessed()) {
accessor.process();
}
}
}
/**
* INTERNAL:
* Process the owning relationship accessors. Some may have already been
* processed through the processing of derived id's therefore don't process
* them again.
*/
protected void processOwningRelationshipAccessors() {
for (RelationshipAccessor accessor : m_owningRelationshipAccessors) {
if (! accessor.isProcessed()) {
accessor.process();
}
}
}
/**
* INTERNAL:
* Process any and all persistence unit metadata and defaults to the given
* descriptor. This method for will called for every descriptor belonging
* to this project/persistence unit.
*
*/
protected void processPersistenceUnitMetadata(MetadataDescriptor descriptor) {
// Set the persistence unit meta data (if there is any) on the descriptor.
if (m_persistenceUnitMetadata != null) {
// Persistence unit metadata level annotations are not defaults
// and therefore should not be set on the descriptor.
// Set the persistence unit defaults (if there are any) on the descriptor.
XMLPersistenceUnitDefaults persistenceUnitDefaults = m_persistenceUnitMetadata.getPersistenceUnitDefaults();
if (persistenceUnitDefaults != null) {
descriptor.setDefaultAccess(persistenceUnitDefaults.getAccess());
descriptor.setDefaultSchema(persistenceUnitDefaults.getSchema());
descriptor.setDefaultCatalog(persistenceUnitDefaults.getCatalog());
descriptor.setDefaultTenantDiscriminatorColumns(persistenceUnitDefaults.getTenantDiscriminatorColumns());
descriptor.setIsCascadePersist(persistenceUnitDefaults.isCascadePersist());
// Set any default access methods if specified.
if (persistenceUnitDefaults.hasAccessMethods()) {
descriptor.setDefaultAccessMethods(persistenceUnitDefaults.getAccessMethods());
}
}
}
}
/**
* INTERNAL:
* Process the named native queries we found and add them to the given
* session.
*/
public void processQueries() {
// Step 1 - process the sql result set mappings first.
for (SQLResultSetMappingMetadata sqlResultSetMapping : m_sqlResultSetMappings.values()) {
m_session.getProject().addSQLResultSetMapping(sqlResultSetMapping.process());
}
// Step 2 - process the named queries second, some may need to validate
// a sql result set mapping specification.
for (NamedQueryMetadata query : m_queries.values()) {
query.process(m_session);
}
}
/**
* INTERNAL:
* Process the sequencing information. At this point, through validation, it
* is not possible to have:
* 1 - a table generator with the generator name equal to
* DEFAULT_SEQUENCE_GENERATOR or DEFAULT_IDENTITY_GENERATOR
* 2 - a sequence generator with the name eqaul to DEFAULT_TABLE_GENERATOR
* or DEFAULT_IDENTITY_GENERATOR
* 3 - you can't have both a sequence generator and a table generator with
* the same DEFAULT_AUTO_GENERATOR name.
*
* @see addTableGenerator and addSequenceGenerator.
*/
protected void processSequencingAccessors() {
if (! m_generatedValues.isEmpty()) {
// 1 - Build our map of sequences keyed on generator names.
Hashtable sequences = new Hashtable();
for (SequenceGeneratorMetadata sequenceGenerator : m_sequenceGenerators.values()) {
sequences.put(sequenceGenerator.getName(), sequenceGenerator.process(m_logger));
}
for (UuidGeneratorMetadata uuidGenerator : m_uuidGenerators.values()) {
sequences.put(uuidGenerator.getName(), uuidGenerator.process(m_logger));
}
for (TableGeneratorMetadata tableGenerator : m_tableGenerators.values()) {
sequences.put(tableGenerator.getGeneratorName(), tableGenerator.process(m_logger));
}
// 2 - Check if the user defined default generators, otherwise
// create them using the Table and Sequence generator metadata.
if (! sequences.containsKey(DEFAULT_TABLE_GENERATOR)) {
TableGeneratorMetadata tableGenerator = new TableGeneratorMetadata(DEFAULT_TABLE_GENERATOR);
// This code was attempting to use the platform default sequence name,
// however the platform has not been set yet, so it would never work,
// it was also causing the platform default sequence to be set, causing the DatabasePlatform default to be used,
// so I am removing this code, as it breaks the platform default sequence and does not work.
// Sequence seq = m_session.getDatasourcePlatform().getDefaultSequence();
// Using "" as the default should make the platform default it.
String defaultTableGeneratorName = "";
// Process the default values.
processTable(tableGenerator, defaultTableGeneratorName, getPersistenceUnitDefaultCatalog(), getPersistenceUnitDefaultSchema(), tableGenerator);
sequences.put(DEFAULT_TABLE_GENERATOR, tableGenerator.process(m_logger));
}
if (! sequences.containsKey(DEFAULT_SEQUENCE_GENERATOR)) {
sequences.put(DEFAULT_SEQUENCE_GENERATOR, new SequenceGeneratorMetadata(DEFAULT_SEQUENCE_GENERATOR, getPersistenceUnitDefaultCatalog(), getPersistenceUnitDefaultSchema()).process(m_logger));
}
if (! sequences.containsKey(DEFAULT_IDENTITY_GENERATOR)) {
sequences.put(DEFAULT_IDENTITY_GENERATOR, new SequenceGeneratorMetadata(DEFAULT_IDENTITY_GENERATOR, 1, getPersistenceUnitDefaultCatalog(), getPersistenceUnitDefaultSchema(), true).process(m_logger));
}
if (! sequences.containsKey(DEFAULT_UUID_GENERATOR)) {
sequences.put(DEFAULT_UUID_GENERATOR, new UuidGeneratorMetadata().process(m_logger));
}
// Use a temporary sequence generator to build a qualifier to set on
// the default generator. Don't use this generator as the default
// auto generator though.
SequenceGeneratorMetadata tempGenerator = new SequenceGeneratorMetadata(DEFAULT_AUTO_GENERATOR, getPersistenceUnitDefaultCatalog(), getPersistenceUnitDefaultSchema());
DatasourceLogin login = m_session.getProject().getLogin();
login.setTableQualifier(tempGenerator.processQualifier());
// 3 - Loop through generated values and set sequences for each.
for (MetadataClass entityClass : m_generatedValues.keySet()) {
// Skip setting sequences if our accessor is null, must be a mapped superclass
ClassAccessor accessor = m_allAccessors.get(entityClass.getName());
if (accessor != null) {
m_generatedValues.get(entityClass).process(accessor.getDescriptor(), sequences, login);
}
}
}
}
/**
* Process the partitioning metedata and add the PartitioningPolicys to the project.
*/
protected void processPartitioning() {
for (AbstractPartitioningMetadata metadata : m_partitioningPolicies.values()) {
m_session.getProject().addPartitioningPolicy(metadata.buildPolicy());
}
}
/**
* INTERNAL:
* Stage 1 processing is a pre-processing stage that will perform the
* following tasks:
* - gather a list of mapping accessors for all entities and embeddables.
* - discover all global converter specifications.
* - discover mapped superclasses and inheritance parents.
*
* NOTE: This method should only perform any preparatory work like, class
* discovery, flag settings etc. Hard processing will begin in stage 2.
*
* @see processStage2
*/
public void processStage1() {
// 1 - Pre-process the entities first. This will also pre-process
// the mapped superclasses and build/add/complete our list of
// embeddables that will be pre-processed in step 2 below. This is
// necessary so that we may gather our list of id classes which may be
// referenced in embeddable classes as part of a mapped by id accessor.
// This will avoid more complicated processing and ease in building the
// correct accessor at buildAccessor time.
for (EntityAccessor entity : getEntityAccessors()) {
if (! entity.isPreProcessed()) {
entity.preProcess();
}
}
// 2 - Pre-process the embeddables. This will also pre-process any and
// all nested embeddables as well. Embeddables must be processed from
// the root down.
for (EmbeddableAccessor embeddable : getRootEmbeddableAccessors()) {
if (! embeddable.isPreProcessed()) {
embeddable.preProcess();
}
}
// 3 - Build our global converter and auto-apply lists first
for (ConverterAccessor converterAccessor : getConverterAccessors().values()) {
if (converterAccessor.autoApply()) {
m_autoApplyConvertAccessors.put(converterAccessor.getAttributeClassification().getName(), converterAccessor);
}
}
// 4 - Pre-process the embeddables.
for (EmbeddableAccessor embeddable : getEmbeddableAccessors()) {
// If the accessor hasn't been processed yet, then process it. An
// EmbeddableAccessor is normally fast tracked if it is a reference.
if (! embeddable.isPreProcessed()) {
embeddable.preProcess();
}
}
}
/**
* INTERNAL:
* Stage 2 processing will perform the following tasks:
* - process all direct mapping accessors from entities, embeddables and
* mapped superclasses.
* - gather a list of relationship accessors and any other special interest
* accessors to be processed in stage 3.
*
* @see processStage3
*/
public void processStage2() {
// process metamodel mappedSuperclasses separately from entity descriptors
for (MappedSuperclassAccessor msAccessor : getMetamodelMappedSuperclasses()) {
if (! msAccessor.isProcessed()) {
msAccessor.processMetamodelDescriptor();
}
}
for (EntityAccessor entity : getEntityAccessors()) {
// If the accessor hasn't been processed yet, then process it. An
// EntityAccessor may get fast tracked if it is an inheritance
// parent.
if (! entity.isProcessed()) {
entity.process();
}
}
for (EmbeddableAccessor embeddable : getEmbeddableAccessors()) {
// If the accessor hasn't been processed yet, then process it. An
// EmbeddableAccessor is normally fast tracked if it is a reference.
if (! embeddable.isProcessed()) {
embeddable.process();
}
}
}
/**
* INTERNAL:
* Stage 3 processing does all the extra processing that couldn't be
* completed in the first two stages of processing. The biggest thing
* being that all entities will have processed an id by now and we can
* process those accessors that rely on them. NOTE: The order of invocation
* here is very important here, see the comments.
*/
public void processStage3(PersistenceUnitProcessor.Mode mode) {
if (mode == PersistenceUnitProcessor.Mode.ALL || mode == PersistenceUnitProcessor.Mode.COMPOSITE_MEMBER_MIDDLE) {
// 1 - Process accessors with IDs derived from relationships. This will
// finish up any stage2 processing that relied on the PK processing
// being complete as well. Note: some relationships mappings may be
// processed in this stage. This is ok since it is to determine and
// validate the primary key.
processAccessorsWithDerivedIDs();
// 2 - Process all the direct collection accessors we found. This list
// does not include direct collections to an embeddable class.
processDirectCollectionAccessors();
// 3 - Process the sequencing metadata now that every entity has a
// validated primary key.
processSequencingAccessors();
// 4 - Process the owning relationship accessors now that every entity
// has a validated primary key and we can process join columns.
processOwningRelationshipAccessors();
// 5 - Process the embeddable mapping accessors. These are the
// embedded, embedded id and element collection accessors that map
// to an embeddable class. We must hold off on their processing till
// now to ensure their owning relationship accessors have been processed
// and we can therefore process any association overrides correctly.
processEmbeddableMappingAccessors();
// composite persistence unit case
if (getCompositeProcessor() != null) {
for (EmbeddableAccessor accessor : getEmbeddableAccessors()) {
if (! accessor.isProcessed()) {
accessor.process();
}
}
}
}
if (mode == PersistenceUnitProcessor.Mode.ALL || mode == PersistenceUnitProcessor.Mode.COMPOSITE_MEMBER_FINAL) {
// 6 - Process the non owning relationship accessors now that every
// owning relationship should be fully processed.
processNonOwningRelationshipAccessors();
// 7 - Process the interface accessors which will iterate through all
// the entities in the PU and check if we should add them to a variable
// one to one mapping that was either defined (incompletely) or
// defaulted.
processInterfaceAccessors();
processPartitioning();
}
}
/**
* INTERNAL:
* Common table processing for table, secondary table, join table,
* collection table and table generators
*/
public void processTable(TableMetadata table, String defaultName, String defaultCatalog, String defaultSchema, ORMetadata owner) {
// Name could be "" or null, need to check against the default name.
String name = MetadataHelper.getName(table.getName(), defaultName, table.getNameContext(), m_logger, owner.getAccessibleObject());
// Catalog could be "" or null, need to check for an XML default.
String catalog = MetadataHelper.getName(table.getCatalog(), defaultCatalog, table.getCatalogContext(), m_logger, owner.getAccessibleObject());
// Schema could be "" or null, need to check for an XML default.
String schema = MetadataHelper.getName(table.getSchema(), defaultSchema, table.getSchemaContext(), m_logger, owner.getAccessibleObject());
// Build a fully qualified name and set it on the table.
// schema, attach it if specified
String tableName = name;
if (! schema.equals("")) {
tableName = schema + "." + tableName;
}
// catalog, attach it if specified
if (! catalog.equals("")) {
tableName = catalog + "." + tableName;
}
table.setFullyQualifiedTableName(tableName);
if (useDelimitedIdentifier()) {
table.setUseDelimiters(useDelimitedIdentifier());
}
// Process the unique constraints.
table.processUniqueConstraints();
// Process the index metadata.
table.processIndexes();
// Process the foreign key metadata.
table.processForeignKey();
// Process the creation suffix.
table.processCreationSuffix();
}
/**
* INTERNAL:
* Used from the canonical model generator. Specifically when the user
* removes the embeddable designation or changes the embeddable to either
* a mapped superclass or entity.
*/
public void removeEmbeddableAccessor(MetadataClass metadataClass) {
m_allAccessors.remove(metadataClass.getName());
m_embeddableAccessors.remove(metadataClass.getName());
}
/**
* INTERNAL:
* Used from the canonical model generator. Specifically when the user
* removes the entity designation or changes the entity to either
* a mapped superclass or embeddable.
*/
public void removeEntityAccessor(MetadataClass metadataClass) {
m_allAccessors.remove(metadataClass.getName());
m_entityAccessors.remove(metadataClass.getName());
}
/**
* INTERNAL:
* Used from the canonical model generator. Specifically when the user
* removes the mapped superclass designation or changes the mapped
* superclass to either an entity or embeddable.
*/
public void removeMappedSuperclassAccessor(MetadataClass metadataClass) {
m_mappedSuperclasseAccessors.remove(metadataClass.getName());
}
/**
* INTERNAL:
* When at least one entity is found that is multitenant, we turn off
* native SQL queries.
*/
public void setAllowNativeSQLQueries(boolean allowNativeSQLQueries) {
getProject().setAllowNativeSQLQueries(allowNativeSQLQueries);
}
/**
* INTERNAL:
* set compositeProcessor that owns this and pear MetadataProcessors used to create composite persistence unit.
*/
public void setCompositeProcessor(MetadataProcessor compositeProcessor) {
m_compositeProcessor = compositeProcessor;
}
/**
* INTERNAL:
*/
public void setPersistenceUnitMetadata(XMLPersistenceUnitMetadata persistenceUnitMetadata) {
// Set the persistence unit metadata if null otherwise try to merge.
if (m_persistenceUnitMetadata == null) {
m_persistenceUnitMetadata = persistenceUnitMetadata;
} else {
m_persistenceUnitMetadata.merge(persistenceUnitMetadata);
}
}
/**
* INTERNAL:
* Used to uppercase default and user defined column field names
*/
public void setShouldForceFieldNamesToUpperCase(boolean shouldForceFieldNamesToUpperCase){
m_forceFieldNamesToUpperCase = shouldForceFieldNamesToUpperCase;
}
/**
* INTERNAL:
*/
@Override
public String toString() {
return "Project[" + getPersistenceUnitInfo().getPersistenceUnitName() + "]";
}
/**
* INTERNAL:
*/
public boolean useDelimitedIdentifier() {
return m_persistenceUnitMetadata != null && m_persistenceUnitMetadata.isDelimitedIdentifiers();
}
/**
* INTERNAL:
* Return true if the entity manager factory cache for this project is
* intended to be shared amongst multitenants.
*/
public boolean usesMultitenantSharedCache() {
return m_multitenantSharedCache;
}
/**
* INTERNAL:
* Return true if the entity manager factory for this project is intended
* to be shared amongst multitenants.
*/
public boolean usesMultitenantSharedEmf() {
return m_multitenantSharedEmf;
}
/**
* INTERNAL:
* Return true if the entity manager factory for this project has any virtual classes
*
*/
public boolean hasVirtualClasses() {
if ((m_virtualClasses != null) && (!m_virtualClasses.isEmpty())) {
return true;
}
return false;
}
}