throw new AnnotationException(
"Annotated class should have a @javax.persistence.Entity, @javax.persistence.Embeddable or @javax.persistence.EmbeddedSuperclass annotation: " + clazzToProcess
.getName()
);
}
XAnnotatedElement annotatedClass = clazzToProcess;
if ( log.isInfoEnabled() ) log.info( "Binding entity from annotated class: " + clazzToProcess.getName() );
InheritanceState superEntityState =
InheritanceState.getSuperEntityInheritanceState(
clazzToProcess, inheritanceStatePerClass, mappings.getReflectionManager()
);
PersistentClass superEntity = superEntityState != null ? mappings.getClass(
superEntityState.clazz.getName()
) : null;
if ( superEntity == null ) {
//check if superclass is not a potential persistent class
if ( inheritanceState.hasParents ) {
throw new AssertionFailure(
"Subclass has to be binded after it's mother class: "
+ superEntityState.clazz.getName()
);
}
}
bindQueries( annotatedClass, mappings );
bindFilterDefs( annotatedClass, mappings );
bindTypeDefs( annotatedClass, mappings );
String schema = "";
String table = ""; //might be no @Table annotation on the annotated class
String catalog = "";
String discrimValue = null;
List<String[]> uniqueConstraints = new ArrayList<String[]>();
Ejb3DiscriminatorColumn discriminatorColumn = null;
Ejb3JoinColumn[] inheritanceJoinedColumns = null;
if ( annotatedClass.isAnnotationPresent( javax.persistence.Table.class ) ) {
javax.persistence.Table tabAnn = annotatedClass.getAnnotation( javax.persistence.Table.class );
table = tabAnn.name();
schema = tabAnn.schema();
catalog = tabAnn.catalog();
uniqueConstraints = TableBinder.buildUniqueConstraints( tabAnn.uniqueConstraints() );
}
final boolean hasJoinedColumns = inheritanceState.hasParents
&& InheritanceType.JOINED.equals( inheritanceState.type );
if ( hasJoinedColumns ) {
//@Inheritance(JOINED) subclass need to link back to the super entity
PrimaryKeyJoinColumns jcsAnn = annotatedClass.getAnnotation( PrimaryKeyJoinColumns.class );
boolean explicitInheritanceJoinedColumns = jcsAnn != null && jcsAnn.value().length != 0;
if ( explicitInheritanceJoinedColumns ) {
int nbrOfInhJoinedColumns = jcsAnn.value().length;
PrimaryKeyJoinColumn jcAnn;
inheritanceJoinedColumns = new Ejb3JoinColumn[nbrOfInhJoinedColumns];
for ( int colIndex = 0; colIndex < nbrOfInhJoinedColumns ; colIndex++ ) {
jcAnn = jcsAnn.value()[colIndex];
inheritanceJoinedColumns[colIndex] = Ejb3JoinColumn.buildJoinColumn(
jcAnn, null, superEntity.getIdentifier(),
(Map<String, Join>) null, (PropertyHolder) null, mappings
);
}
}
else {
PrimaryKeyJoinColumn jcAnn = annotatedClass.getAnnotation( PrimaryKeyJoinColumn.class );
inheritanceJoinedColumns = new Ejb3JoinColumn[1];
inheritanceJoinedColumns[0] = Ejb3JoinColumn.buildJoinColumn(
jcAnn, null, superEntity.getIdentifier(),
(Map<String, Join>) null, (PropertyHolder) null, mappings
);
}
log.debug( "Subclass joined column(s) created" );
}
else {
if ( annotatedClass.isAnnotationPresent( javax.persistence.PrimaryKeyJoinColumns.class )
|| annotatedClass.isAnnotationPresent( javax.persistence.PrimaryKeyJoinColumn.class ) ) {
log.warn( "Root entity should not hold an PrimaryKeyJoinColum(s), will be ignored" );
}
}
if ( InheritanceType.SINGLE_TABLE.equals( inheritanceState.type ) ) {
javax.persistence.Inheritance inhAnn = annotatedClass.getAnnotation( javax.persistence.Inheritance.class );
javax.persistence.DiscriminatorColumn discAnn = annotatedClass.getAnnotation(
javax.persistence.DiscriminatorColumn.class
);
DiscriminatorType discriminatorType = discAnn != null ? discAnn.discriminatorType() : DiscriminatorType.STRING;
org.hibernate.annotations.DiscriminatorFormula discFormulaAnn = annotatedClass.getAnnotation(
org.hibernate.annotations.DiscriminatorFormula.class
);
if ( ! inheritanceState.hasParents ) {
discriminatorColumn = Ejb3DiscriminatorColumn.buildDiscriminatorColumn(
discriminatorType, discAnn, discFormulaAnn, mappings
);
}
if ( discAnn != null && inheritanceState.hasParents ) {
log.warn(
"Discriminator column has to be defined in the root entity, it will be ignored in subclass: "
+ clazzToProcess.getName()
);
}
discrimValue = annotatedClass.isAnnotationPresent( DiscriminatorValue.class ) ?
annotatedClass.getAnnotation( DiscriminatorValue.class ).value() :
null;
}
//we now know what kind of persistent entity it is
PersistentClass persistentClass;
//create persistent class
if ( ! inheritanceState.hasParents ) {
persistentClass = new RootClass();
}
else if ( InheritanceType.SINGLE_TABLE.equals( inheritanceState.type ) ) {
persistentClass = new SingleTableSubclass( superEntity );
}
else if ( InheritanceType.JOINED.equals( inheritanceState.type ) ) {
persistentClass = new JoinedSubclass( superEntity );
}
else if ( InheritanceType.TABLE_PER_CLASS.equals( inheritanceState.type ) ) {
persistentClass = new UnionSubclass( superEntity );
}
else {
throw new AssertionFailure( "Unknown inheritance type: " + inheritanceState.type );
}
Proxy proxyAnn = annotatedClass.getAnnotation( Proxy.class );
BatchSize sizeAnn = annotatedClass.getAnnotation( BatchSize.class );
Where whereAnn = annotatedClass.getAnnotation( Where.class );
Entity entityAnn = annotatedClass.getAnnotation( Entity.class );
org.hibernate.annotations.Entity hibEntityAnn = annotatedClass.getAnnotation(
org.hibernate.annotations.Entity.class
);
org.hibernate.annotations.Cache cacheAnn = annotatedClass.getAnnotation(
org.hibernate.annotations.Cache.class
);
EntityBinder entityBinder = new EntityBinder(
entityAnn, hibEntityAnn, clazzToProcess, persistentClass, mappings
);
entityBinder.setDiscriminatorValue( discrimValue );
entityBinder.setBatchSize( sizeAnn );
entityBinder.setProxy( proxyAnn );
entityBinder.setWhere( whereAnn );
entityBinder.setCache( cacheAnn );
entityBinder.setInheritanceState( inheritanceState );
Filter filterAnn = annotatedClass.getAnnotation( Filter.class );
if ( filterAnn != null ) {
entityBinder.addFilter( filterAnn.name(), filterAnn.condition() );
}
Filters filtersAnn = annotatedClass.getAnnotation( Filters.class );
if ( filtersAnn != null ) {
for ( Filter filter : filtersAnn.value() ) {
entityBinder.addFilter( filter.name(), filter.condition() );
}
}
entityBinder.bindEntity();
if ( inheritanceState.hasTable() ) {
Check checkAnn = annotatedClass.getAnnotation( Check.class );
String constraints = checkAnn == null ? null : checkAnn.constraints();
entityBinder.bindTable(
schema, catalog, table, uniqueConstraints,
constraints, inheritanceState.hasDenormalizedTable() ? superEntity.getTable() : null
);
}
else {
if ( annotatedClass.isAnnotationPresent( Table.class ) ) {
log.warn( "Illegal use of @Table in a subclass of a SINGLE_TABLE hierarchy: " + clazzToProcess.getName() );
}
}
// Map<String, Column[]> columnOverride = PropertyHolderBuilder.buildHierarchyColumnOverride(
// clazzToProcess,
// persistentClass.getClassName()
// );
PropertyHolder propertyHolder = PropertyHolderBuilder.buildPropertyHolder(
clazzToProcess,
persistentClass,
entityBinder, mappings
);
javax.persistence.SecondaryTable secTabAnn = annotatedClass.getAnnotation(
javax.persistence.SecondaryTable.class
);
javax.persistence.SecondaryTables secTabsAnn = annotatedClass.getAnnotation(
javax.persistence.SecondaryTables.class
);
entityBinder.firstLevelSecondaryTablesBinding( secTabAnn, secTabsAnn );
OnDelete onDeleteAnn = annotatedClass.getAnnotation( OnDelete.class );
boolean onDeleteAppropriate = false;
if ( InheritanceType.JOINED.equals( inheritanceState.type ) && inheritanceState.hasParents ) {
onDeleteAppropriate = true;
final JoinedSubclass jsc = (JoinedSubclass) persistentClass;
if ( persistentClass.getEntityPersisterClass() == null ) {
persistentClass.getRootClass().setEntityPersisterClass( JoinedSubclassEntityPersister.class );
}
SimpleValue key = new DependantValue( jsc.getTable(), jsc.getIdentifier() );
jsc.setKey( key );
if ( onDeleteAnn != null ) {
key.setCascadeDeleteEnabled( OnDeleteAction.CASCADE.equals( onDeleteAnn.action() ) );
}
else {
key.setCascadeDeleteEnabled( false );
}
TableBinder.bindFk( jsc.getSuperclass(), jsc, inheritanceJoinedColumns, key, false, mappings );
//no need to handle inSecondPass this is an Etntiy related work
mappings.addSecondPass( new CreateKeySecondPass( jsc ) );
}
else if ( InheritanceType.SINGLE_TABLE.equals( inheritanceState.type ) ) {
if ( inheritanceState.hasParents ) {
if ( persistentClass.getEntityPersisterClass() == null ) {
persistentClass.getRootClass().setEntityPersisterClass( SingleTableEntityPersister.class );
}
}
else {
if ( inheritanceState.hasSons || ! discriminatorColumn.isImplicit() ) {
//need a discriminator column
bindDiscriminatorToPersistentClass(
(RootClass) persistentClass,
discriminatorColumn,
entityBinder.getSecondaryTables(),
propertyHolder
);
entityBinder.bindDiscriminatorValue();//bind it again since the type might have changed
}
}
}
else if ( InheritanceType.TABLE_PER_CLASS.equals( inheritanceState.type ) ) {
if ( inheritanceState.hasParents ) {
if ( persistentClass.getEntityPersisterClass() == null ) {
persistentClass.getRootClass().setEntityPersisterClass( UnionSubclassEntityPersister.class );
}
}
}
if ( onDeleteAnn != null && ! onDeleteAppropriate ) {
log.warn(
"Inapropriate use of @OnDelete on entity, annotation ignored: " + propertyHolder.getEntityName()
);
}
//try to find class level generators
HashMap<String, IdGenerator> classGenerators = buildLocalGenerators( annotatedClass, mappings );
// check properties
List<PropertyData> elements =
getElementsToProcess(
clazzToProcess, inheritanceStatePerClass, propertyHolder, entityBinder, mappings
);
if ( elements == null ) {
throw new AnnotationException( "No identifier specified for entity: " + propertyHolder.getEntityName() );
}
final boolean subclassAndSingleTableStrategy = inheritanceState.type == InheritanceType.SINGLE_TABLE
&& inheritanceState.hasParents;
//process idclass if any
Set<String> idProperties = new HashSet<String>();
IdClass idClass = null;
if ( ! inheritanceState.hasParents ) {
//look for idClass
XClass current = inheritanceState.clazz;
InheritanceState state = inheritanceState;
do {
current = state.clazz;
if ( current.isAnnotationPresent( IdClass.class ) ) {
idClass = current.getAnnotation( IdClass.class );
break;
}
state = InheritanceState.getSuperclassInheritanceState(
current, inheritanceStatePerClass, mappings.getReflectionManager()
);
}
while ( state != null );
}
if ( idClass != null ) {
XClass compositeClass = mappings.getReflectionManager().toXClass( idClass.value() );
boolean isComponent = true;
boolean propertyAnnotated = entityBinder.isPropertyAnnotated( compositeClass );
String propertyAccessor = entityBinder.getPropertyAccessor( compositeClass );
String generatorType = "assigned";
String generator = BinderHelper.ANNOTATION_STRING_DEFAULT;
PropertyData inferredData = new PropertyPreloadedData(
entityBinder.getPropertyAccessor(), "id", compositeClass
);
HashMap<String, IdGenerator> localGenerators = new HashMap<String, IdGenerator>();
boolean ignoreIdAnnotations = entityBinder.isIgnoreIdAnnotations();
entityBinder.setIgnoreIdAnnotations( true );
bindId(
generatorType,
generator,
inferredData,
null,
propertyHolder,
localGenerators,
isComponent,
propertyAnnotated,
propertyAccessor, entityBinder,
null,
true,
false, mappings
);
inferredData = new PropertyPreloadedData(
propertyAccessor, "_identifierMapper", compositeClass
);
Component mapper = fillComponent(
propertyHolder,
inferredData,
propertyAnnotated,
propertyAccessor, false,
entityBinder,
true, true,
false, mappings
);
entityBinder.setIgnoreIdAnnotations( ignoreIdAnnotations );
persistentClass.setIdentifierMapper( mapper );
Property property = new Property();
property.setName( "_identifierMapper" );
property.setNodeName( "id" );
property.setUpdateable( false );
property.setInsertable( false );
property.setValue( mapper );
property.setPropertyAccessorName( "embedded" );
persistentClass.addProperty( property );
entityBinder.setIgnoreIdAnnotations( true );
Iterator properties = mapper.getPropertyIterator();
while ( properties.hasNext() ) {
idProperties.add( ( (Property) properties.next() ).getName() );
}
}
Set<String> missingIdProperties = new HashSet<String>( idProperties );
for ( PropertyData propertyAnnotatedElement : elements ) {
String propertyName = propertyAnnotatedElement.getPropertyName();
if ( ! idProperties.contains( propertyName ) ) {
processElementAnnotations(
propertyHolder,
subclassAndSingleTableStrategy ? Nullability.FORCED_NULL : Nullability.NO_CONSTRAINT,
propertyAnnotatedElement.getProperty(),
propertyAnnotatedElement, classGenerators, entityBinder,
false, false, false, mappings
);
}
else {
missingIdProperties.remove( propertyName );
}
}
if ( missingIdProperties.size() != 0 ) {
StringBuilder missings = new StringBuilder();
for ( String property : missingIdProperties ) {
missings.append( property ).append( ", " );
}
throw new AnnotationException(
"Unable to find properties ("
+ missings.substring( 0, missings.length() - 2 )
+ ") in entity annotated with @IdClass:" + persistentClass.getEntityName()
);
}
if ( ! inheritanceState.hasParents ) {
final RootClass rootClass = (RootClass) persistentClass;
//no need to handle inSecondPass this is an Etntiy related work
mappings.addSecondPass( new CreateKeySecondPass( rootClass ) );
}
else {
superEntity.addSubclass( (Subclass) persistentClass );
}
mappings.addClass( persistentClass );
entityBinder.finalSecondaryTableBinding( propertyHolder );
//add indexes
entityBinder.addIndexes( annotatedClass.getAnnotation( org.hibernate.annotations.Table.class ) );
entityBinder.addIndexes( annotatedClass.getAnnotation( org.hibernate.annotations.Tables.class ) );
}