private static Constructor getConstructor(PersistentClass persistentClass) {
if (persistentClass == null || !persistentClass.hasPojoRepresentation()) {
return null;
}
try {
return ReflectHelper.getDefaultConstructor(persistentClass.getMappedClass());
} catch (Throwable t) {
return null;
}
}
public EntityMetamodel(
PersistentClass persistentClass,
AbstractEntityPersister persister,
SessionFactoryImplementor sessionFactory) {
this.sessionFactory = sessionFactory;
this.persister = persister;
name = persistentClass.getEntityName();
rootName = persistentClass.getRootClass().getEntityName();
entityType = sessionFactory.getTypeResolver().getTypeFactory().manyToOne(name);
identifierAttribute =
PropertyFactory.buildIdentifierAttribute(
persistentClass, sessionFactory.getIdentifierGenerator(rootName));
versioned = persistentClass.isVersioned();
instrumentationMetadata =
persistentClass.hasPojoRepresentation()
? Environment.getBytecodeProvider()
.getEntityInstrumentationMetadata(persistentClass.getMappedClass())
: new NonPojoInstrumentationMetadata(persistentClass.getEntityName());
boolean hasLazy = false;
propertySpan = persistentClass.getPropertyClosureSpan();
properties = new NonIdentifierAttribute[propertySpan];
List<Integer> naturalIdNumbers = new ArrayList<Integer>();
// temporary ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
propertyNames = new String[propertySpan];
propertyTypes = new Type[propertySpan];
propertyUpdateability = new boolean[propertySpan];
propertyInsertability = new boolean[propertySpan];
nonlazyPropertyUpdateability = new boolean[propertySpan];
propertyCheckability = new boolean[propertySpan];
propertyNullability = new boolean[propertySpan];
propertyVersionability = new boolean[propertySpan];
propertyLaziness = new boolean[propertySpan];
cascadeStyles = new CascadeStyle[propertySpan];
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// generated value strategies
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
this.inMemoryValueGenerationStrategies = new InMemoryValueGenerationStrategy[propertySpan];
this.inDatabaseValueGenerationStrategies = new InDatabaseValueGenerationStrategy[propertySpan];
boolean foundPreInsertGeneratedValues = false;
boolean foundPreUpdateGeneratedValues = false;
boolean foundPostInsertGeneratedValues = false;
boolean foundPostUpdateGeneratedValues = false;
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Iterator iter = persistentClass.getPropertyClosureIterator();
int i = 0;
int tempVersionProperty = NO_VERSION_INDX;
boolean foundCascade = false;
boolean foundCollection = false;
boolean foundMutable = false;
boolean foundNonIdentifierPropertyNamedId = false;
boolean foundInsertGeneratedValue = false;
boolean foundUpdateGeneratedValue = false;
boolean foundUpdateableNaturalIdProperty = false;
while (iter.hasNext()) {
Property prop = (Property) iter.next();
if (prop == persistentClass.getVersion()) {
tempVersionProperty = i;
properties[i] =
PropertyFactory.buildVersionProperty(
persister, sessionFactory, i, prop, instrumentationMetadata.isInstrumented());
} else {
properties[i] =
PropertyFactory.buildEntityBasedAttribute(
persister, sessionFactory, i, prop, instrumentationMetadata.isInstrumented());
}
if (prop.isNaturalIdentifier()) {
naturalIdNumbers.add(i);
if (prop.isUpdateable()) {
foundUpdateableNaturalIdProperty = true;
}
}
if ("id".equals(prop.getName())) {
foundNonIdentifierPropertyNamedId = true;
}
// temporary ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
boolean lazy = prop.isLazy() && instrumentationMetadata.isInstrumented();
if (lazy) hasLazy = true;
propertyLaziness[i] = lazy;
propertyNames[i] = properties[i].getName();
propertyTypes[i] = properties[i].getType();
propertyNullability[i] = properties[i].isNullable();
propertyUpdateability[i] = properties[i].isUpdateable();
propertyInsertability[i] = properties[i].isInsertable();
propertyVersionability[i] = properties[i].isVersionable();
nonlazyPropertyUpdateability[i] = properties[i].isUpdateable() && !lazy;
propertyCheckability[i] =
propertyUpdateability[i]
|| (propertyTypes[i].isAssociationType()
&& ((AssociationType) propertyTypes[i]).isAlwaysDirtyChecked());
cascadeStyles[i] = properties[i].getCascadeStyle();
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// generated value strategies
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GenerationStrategyPair pair = buildGenerationStrategyPair(sessionFactory, prop);
inMemoryValueGenerationStrategies[i] = pair.getInMemoryStrategy();
inDatabaseValueGenerationStrategies[i] = pair.getInDatabaseStrategy();
if (pair.getInMemoryStrategy() != null) {
final GenerationTiming timing = pair.getInMemoryStrategy().getGenerationTiming();
if (timing != GenerationTiming.NEVER) {
final ValueGenerator generator = pair.getInMemoryStrategy().getValueGenerator();
if (generator != null) {
// we have some level of generation indicated
if (timing == GenerationTiming.INSERT) {
foundPreInsertGeneratedValues = true;
} else if (timing == GenerationTiming.ALWAYS) {
foundPreInsertGeneratedValues = true;
foundPreUpdateGeneratedValues = true;
}
}
}
}
if (pair.getInDatabaseStrategy() != null) {
final GenerationTiming timing = pair.getInDatabaseStrategy().getGenerationTiming();
if (timing == GenerationTiming.INSERT) {
foundPostInsertGeneratedValues = true;
} else if (timing == GenerationTiming.ALWAYS) {
foundPostInsertGeneratedValues = true;
foundPostUpdateGeneratedValues = true;
}
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
if (properties[i].isLazy()) {
hasLazy = true;
}
if (properties[i].getCascadeStyle() != CascadeStyles.NONE) {
foundCascade = true;
}
if (indicatesCollection(properties[i].getType())) {
foundCollection = true;
}
if (propertyTypes[i].isMutable() && propertyCheckability[i]) {
foundMutable = true;
}
mapPropertyToIndex(prop, i);
i++;
}
if (naturalIdNumbers.size() == 0) {
naturalIdPropertyNumbers = null;
hasImmutableNaturalId = false;
hasCacheableNaturalId = false;
} else {
naturalIdPropertyNumbers = ArrayHelper.toIntArray(naturalIdNumbers);
hasImmutableNaturalId = !foundUpdateableNaturalIdProperty;
hasCacheableNaturalId = persistentClass.getNaturalIdCacheRegionName() != null;
}
this.hasPreInsertGeneratedValues = foundPreInsertGeneratedValues;
this.hasPreUpdateGeneratedValues = foundPreUpdateGeneratedValues;
this.hasInsertGeneratedValues = foundPostInsertGeneratedValues;
this.hasUpdateGeneratedValues = foundPostUpdateGeneratedValues;
hasCascades = foundCascade;
hasNonIdentifierPropertyNamedId = foundNonIdentifierPropertyNamedId;
versionPropertyIndex = tempVersionProperty;
hasLazyProperties = hasLazy;
if (hasLazyProperties) LOG.lazyPropertyFetchingAvailable(name);
lazy =
persistentClass.isLazy()
&& (
// TODO: this disables laziness even in non-pojo entity modes:
!persistentClass.hasPojoRepresentation()
|| !ReflectHelper.isFinalClass(persistentClass.getProxyInterface()));
mutable = persistentClass.isMutable();
if (persistentClass.isAbstract() == null) {
// legacy behavior (with no abstract attribute specified)
isAbstract =
persistentClass.hasPojoRepresentation()
&& ReflectHelper.isAbstractClass(persistentClass.getMappedClass());
} else {
isAbstract = persistentClass.isAbstract().booleanValue();
if (!isAbstract
&& persistentClass.hasPojoRepresentation()
&& ReflectHelper.isAbstractClass(persistentClass.getMappedClass())) {
LOG.entityMappedAsNonAbstract(name);
}
}
selectBeforeUpdate = persistentClass.hasSelectBeforeUpdate();
dynamicUpdate = persistentClass.useDynamicUpdate();
dynamicInsert = persistentClass.useDynamicInsert();
polymorphic = persistentClass.isPolymorphic();
explicitPolymorphism = persistentClass.isExplicitPolymorphism();
inherited = persistentClass.isInherited();
superclass = inherited ? persistentClass.getSuperclass().getEntityName() : null;
hasSubclasses = persistentClass.hasSubclasses();
optimisticLockStyle = persistentClass.getOptimisticLockStyle();
final boolean isAllOrDirty =
optimisticLockStyle == OptimisticLockStyle.ALL
|| optimisticLockStyle == OptimisticLockStyle.DIRTY;
if (isAllOrDirty && !dynamicUpdate) {
throw new MappingException(
"optimistic-lock=all|dirty requires dynamic-update=\"true\": " + name);
}
if (versionPropertyIndex != NO_VERSION_INDX && isAllOrDirty) {
throw new MappingException(
"version and optimistic-lock=all|dirty are not a valid combination : " + name);
}
hasCollections = foundCollection;
hasMutableProperties = foundMutable;
iter = persistentClass.getSubclassIterator();
while (iter.hasNext()) {
subclassEntityNames.add(((PersistentClass) iter.next()).getEntityName());
}
subclassEntityNames.add(name);
if (persistentClass.hasPojoRepresentation()) {
entityNameByInheritenceClassMap.put(
persistentClass.getMappedClass(), persistentClass.getEntityName());
iter = persistentClass.getSubclassIterator();
while (iter.hasNext()) {
final PersistentClass pc = (PersistentClass) iter.next();
entityNameByInheritenceClassMap.put(pc.getMappedClass(), pc.getEntityName());
}
}
entityMode = persistentClass.hasPojoRepresentation() ? EntityMode.POJO : EntityMode.MAP;
final EntityTuplizerFactory entityTuplizerFactory =
sessionFactory.getSettings().getEntityTuplizerFactory();
final String tuplizerClassName = persistentClass.getTuplizerImplClassName(entityMode);
if (tuplizerClassName == null) {
entityTuplizer =
entityTuplizerFactory.constructDefaultTuplizer(entityMode, this, persistentClass);
} else {
entityTuplizer =
entityTuplizerFactory.constructTuplizer(tuplizerClassName, this, persistentClass);
}
}