类org.hibernate.id.SelectGenerator源码实例Demo

下面列出了怎么用org.hibernate.id.SelectGenerator的API类实例代码及写法,或者点击链接到github查看源代码。

源代码1 项目: lams   文件: DefaultIdentifierGeneratorFactory.java
/**
 * Constructs a new DefaultIdentifierGeneratorFactory.
 */
@SuppressWarnings("deprecation")
public DefaultIdentifierGeneratorFactory() {
	register( "uuid2", UUIDGenerator.class );
	register( "guid", GUIDGenerator.class );			// can be done with UUIDGenerator + strategy
	register( "uuid", UUIDHexGenerator.class );			// "deprecated" for new use
	register( "uuid.hex", UUIDHexGenerator.class ); 	// uuid.hex is deprecated
	register( "assigned", Assigned.class );
	register( "identity", IdentityGenerator.class );
	register( "select", SelectGenerator.class );
	register( "sequence", SequenceStyleGenerator.class );
	register( "seqhilo", SequenceHiLoGenerator.class );
	register( "increment", IncrementGenerator.class );
	register( "foreign", ForeignGenerator.class );
	register( "sequence-identity", SequenceIdentityGenerator.class );
	register( "enhanced-sequence", SequenceStyleGenerator.class );
	register( "enhanced-table", TableGenerator.class );
}
 
private static IdentifierGenerator augmentWithReactiveGenerator(IdentifierGenerator generator, Type type, Properties params, ServiceRegistryImplementor serviceRegistry) {
	ReactiveIdentifierGenerator<?> reactiveGenerator;
	if (generator instanceof SequenceStyleGenerator) {
		DatabaseStructure structure = ((SequenceStyleGenerator) generator).getDatabaseStructure();
		if (structure instanceof TableStructure) {
			reactiveGenerator = new TableReactiveIdentifierGenerator(true);
		}
		else if (structure instanceof SequenceStructure) {
			reactiveGenerator = new SequenceReactiveIdentifierGenerator();
		}
		else {
			throw new IllegalStateException("unknown structure type");
		}
	}
	else if (generator instanceof TableGenerator) {
		reactiveGenerator = new TableReactiveIdentifierGenerator(false);
	}
	else if (generator instanceof SequenceGenerator) {
		reactiveGenerator = new SequenceReactiveIdentifierGenerator();
	}
	else if (generator instanceof SelectGenerator) {
		//TODO: this is easy to fix!
		throw new HibernateException("SelectGenerator is not yet supported in Hibernate Reactive");
	}
	else {
		//nothing to do
		return generator;
	}

	((Configurable) reactiveGenerator).configure( type, params, serviceRegistry );

	return new ReactiveGeneratorWrapper<>( reactiveGenerator, generator );
}
 
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