IdentityGenerator (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.id
Class IdentityGenerator

java.lang.Object
  org.hibernate.id.AbstractPostInsertGenerator
      org.hibernate.id.IdentityGenerator

All Implemented Interfaces:: IdentifierGenerator, PostInsertIdentifierGenerator

public class IdentityGenerator
extends AbstractPostInsertGenerator

A generator for use with ANSI-SQL IDENTITY columns used as the primary key. The IdentityGenerator for autoincrement/identity key generation.

Indicates to the Session that identity (ie. identity/autoincrement column) key generation should be used.

Author:: Christoph Sturm

Nested Class Summary

static class IdentityGenerator.BasicDelegate
          Delegate for dealing with IDENTITY columns where the dialect requires an additional command execution to retrieve the generated IDENTITY value

static class IdentityGenerator.GetGeneratedKeysDelegate
          Delegate for dealing with IDENTITY columns using JDBC3 getGeneratedKeys

static class IdentityGenerator.InsertSelectDelegate
          Delegate for dealing with IDENTITY columns where the dialect supports returning the generated IDENTITY value directly from the insert statement.

Field Summary

Fields inherited from interface org.hibernate.id.IdentifierGenerator

ENTITY_NAME

Constructor Summary

IdentityGenerator()


Method Summary

InsertGeneratedIdentifierDelegate getInsertGeneratedIdentifierDelegate(PostInsertIdentityPersister persister, Dialect dialect, boolean isGetGeneratedKeysEnabled)


Methods inherited from class org.hibernate.id.AbstractPostInsertGenerator

generate

Methods inherited from class java.lang.Object

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

Constructor Detail

IdentityGenerator

public IdentityGenerator()

Method Detail

getInsertGeneratedIdentifierDelegate

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

Throws:: HibernateException