DialectFactory - JBOSS Portal 2.6 API 英文版文档

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org.jboss.portal.migration.helper
Class DialectFactory

java.lang.Object
  org.jboss.portal.migration.helper.DialectFactory

public class DialectFactory
extends java.lang.Object

Ripped off hibernate 3.1 that is not in 3.0. A factory for generating Dialect instances.

Version:: $Revision: 5449 $
Author:: Steve Ebersole

Nested Class Summary

static interface DialectFactory.DatabaseDialectMapper
          For a given database product name, instances of DatabaseDialectMapper know which Dialect to use for different versions.

static class DialectFactory.VersionInsensitiveMapper
          A simple DatabaseDialectMapper for dialects which are independent of the underlying database product version.

Field Summary

private static java.util.Map MAPPERS


Constructor Summary

private DialectFactory()


Method Summary

static java.lang.String determineDialect(java.lang.String databaseName, int databaseMajorVersion)
          Determine the appropriate Dialect to use given the database product name and major version.

Methods inherited from class java.lang.Object

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

Field Detail

MAPPERS

private static final java.util.Map MAPPERS

Constructor Detail

DialectFactory

private DialectFactory()

Method Detail

determineDialect

public static java.lang.String determineDialect(java.lang.String databaseName,
                                                int databaseMajorVersion)

Determine the appropriate Dialect to use given the database product name and major version.

Parameters:: databaseName - The name of the database product (obtained from metadata).; databaseMajorVersion - The major version of the database product (obtained from metadata).
Returns:: An appropriate dialect instance.