org.hibernate.mapping.ManyToOne#setForeignKeyName ( )源码实例Demo

public static void bindManyToOne(Element node, ManyToOne manyToOne, String path,
		boolean isNullable, Mappings mappings) throws MappingException {

	bindColumnsOrFormula( node, manyToOne, path, isNullable, mappings );
	initOuterJoinFetchSetting( node, manyToOne );
	initLaziness( node, manyToOne, mappings, true );

	Attribute ukName = node.attribute( "property-ref" );
	if ( ukName != null ) {
		manyToOne.setReferencedPropertyName( ukName.getValue() );
	}

	manyToOne.setReferencedEntityName( getEntityName( node, mappings ) );

	String embed = node.attributeValue( "embed-xml" );
	manyToOne.setEmbedded( embed == null || "true".equals( embed ) );

	String notFound = node.attributeValue( "not-found" );
	manyToOne.setIgnoreNotFound( "ignore".equals( notFound ) );

	if( ukName != null && !manyToOne.isIgnoreNotFound() ) {
		if ( !node.getName().equals("many-to-many") ) { //TODO: really bad, evil hack to fix!!!
			mappings.addSecondPass( new ManyToOneSecondPass(manyToOne) );
		}
	}

	Attribute fkNode = node.attribute( "foreign-key" );
	if ( fkNode != null ) manyToOne.setForeignKeyName( fkNode.getValue() );

	validateCascade( node, path );
}
 

private void bindManyToOneAttribute(
		final MappingDocument sourceDocument,
		final SingularAttributeSourceManyToOne manyToOneSource,
		ManyToOne manyToOneBinding,
		String referencedEntityName) {
	// NOTE : no type information to bind

	manyToOneBinding.setReferencedEntityName( referencedEntityName );
	if ( StringHelper.isNotEmpty( manyToOneSource.getReferencedEntityAttributeName() ) ) {
		manyToOneBinding.setReferencedPropertyName( manyToOneSource.getReferencedEntityAttributeName() );
		manyToOneBinding.setReferenceToPrimaryKey( false );
	}
	else {
		manyToOneBinding.setReferenceToPrimaryKey( true );
	}

	manyToOneBinding.setLazy( manyToOneSource.getFetchCharacteristics().getFetchTiming() == FetchTiming.DELAYED );
	manyToOneBinding.setUnwrapProxy( manyToOneSource.getFetchCharacteristics().isUnwrapProxies() );
	manyToOneBinding.setFetchMode(
			manyToOneSource.getFetchCharacteristics().getFetchStyle() == FetchStyle.SELECT
					? FetchMode.SELECT
					: FetchMode.JOIN
	);

	if ( manyToOneSource.isEmbedXml() == Boolean.TRUE ) {
		DeprecationLogger.DEPRECATION_LOGGER.logDeprecationOfEmbedXmlSupport();
	}

	manyToOneBinding.setIgnoreNotFound( manyToOneSource.isIgnoreNotFound() );

	if ( StringHelper.isNotEmpty( manyToOneSource.getExplicitForeignKeyName() ) ) {
		manyToOneBinding.setForeignKeyName( manyToOneSource.getExplicitForeignKeyName() );
	}

	final ManyToOneColumnBinder columnBinder = new ManyToOneColumnBinder(
			sourceDocument,
			manyToOneSource,
			manyToOneBinding,
			referencedEntityName
	);
	final boolean canBindColumnsImmediately = columnBinder.canProcessImmediately();
	if ( canBindColumnsImmediately ) {
		columnBinder.doSecondPass( null );
	}
	else {
		sourceDocument.getMetadataCollector().addSecondPass( columnBinder );
	}

	if ( !manyToOneSource.isIgnoreNotFound() ) {
		// we skip creating the FK here since this setting tells us there
		// cannot be a suitable/proper FK
		final ManyToOneFkSecondPass fkSecondPass = new ManyToOneFkSecondPass(
				sourceDocument,
				manyToOneSource,
				manyToOneBinding,
				referencedEntityName
		);

		if ( canBindColumnsImmediately && fkSecondPass.canProcessImmediately() ) {
			fkSecondPass.doSecondPass( null );
		}
		else {
			sourceDocument.getMetadataCollector().addSecondPass( fkSecondPass );
		}
	}

	manyToOneBinding.setCascadeDeleteEnabled( manyToOneSource.isCascadeDeleteEnabled() );
}