Package org.hibernate.id

Class SelectGenerator

java.lang.Object

org.hibernate.id.AbstractPostInsertGenerator

org.hibernate.id.SelectGenerator

All Implemented Interfaces:

ExportableProducer, BulkInsertionCapableIdentifierGenerator, Configurable, IdentifierGenerator, PostInsertIdentifierGenerator

public class SelectGenerator
extends AbstractPostInsertGenerator

A generator that selects the just inserted row to determine the identifier value assigned by the database. The correct row is located using a unique key.

One mapping parameter is required: key (unless a natural-id is defined in the mapping).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SelectGenerator.SelectGeneratorDelegate	The delegate for the select generation strategy.

Field Summary

Fields inherited from interface org.hibernate.id.IdentifierGenerator

ENTITY_NAME, GENERATOR_NAME, JPA_ENTITY_NAME

Constructor Summary

Constructors

Constructor	Description
SelectGenerator()

Method Summary

Modifier and Type	Method	Description
void	configure(Type type, java.util.Properties params, ServiceRegistry serviceRegistry)	Configure this instance, given the value of parameters specified by the user as <param> elements.
InsertGeneratedIdentifierDelegate	getInsertGeneratedIdentifierDelegate(PostInsertIdentityPersister persister, Dialect dialect, boolean isGetGeneratedKeysEnabled)

Methods inherited from class org.hibernate.id.AbstractPostInsertGenerator

determineBulkInsertionIdentifierGenerationSelectFragment, generate, supportsBulkInsertionIdentifierGeneration

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hibernate.id.BulkInsertionCapableIdentifierGenerator

determineBulkInsertionIdentifierGenerationSelectFragment

Methods inherited from interface org.hibernate.id.IdentifierGenerator

initialize, registerExportables

Methods inherited from interface org.hibernate.id.PostInsertIdentifierGenerator

supportsJdbcBatchInserts

Constructor Detail

SelectGenerator

public SelectGenerator()

Method Detail

configure

public void configure(Type type,
                      java.util.Properties params,
                      ServiceRegistry serviceRegistry)
               throws MappingException

Description copied from interface: IdentifierGenerator

Configure this instance, given the value of parameters specified by the user as <param> elements.

This method is called just once, following instantiation, and before IdentifierGenerator.registerExportables(Database).

Parameters:

type - The id property type descriptor

params - param values, keyed by parameter name

serviceRegistry - Access to service that may be needed.

Throws:

MappingException - If configuration fails.

getInsertGeneratedIdentifierDelegate

public InsertGeneratedIdentifierDelegate getInsertGeneratedIdentifierDelegate(PostInsertIdentityPersister persister,
                                                                              Dialect dialect,
                                                                              boolean isGetGeneratedKeysEnabled)
                                                                       throws HibernateException

Throws:

HibernateException