Package org.hibernate.dialect.resolver

Class AbstractDialectResolver

java.lang.Object

org.hibernate.dialect.resolver.AbstractDialectResolver

All Implemented Interfaces:

DialectResolver

Direct Known Subclasses:

BasicDialectResolver, StandardDialectResolver

public abstract class AbstractDialectResolver
extends Object
implements DialectResolver

A templated resolver impl which delegates to the resolveDialectInternal(java.sql.DatabaseMetaData) method and handles any thrown SQLExceptions.

Constructor Summary

Constructors

Constructor	Description
AbstractDialectResolver()

Method Summary

Modifier and Type	Method	Description
final Dialect	resolveDialect(DatabaseMetaData metaData)	Determine the Dialect to use based on the given JDBC DatabaseMetaData.
protected abstract Dialect	resolveDialectInternal(DatabaseMetaData metaData)	Perform the actual resolution without caring about handling SQLExceptions.

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractDialectResolver

public AbstractDialectResolver()

Method Details

resolveDialect

public final Dialect resolveDialect(DatabaseMetaData metaData)

Determine the Dialect to use based on the given JDBC DatabaseMetaData. Implementations are expected to return the Dialect instance to use, or null if the DatabaseMetaData does not match the criteria handled by this impl.

Here we template the resolution, delegating to resolveDialectInternal(java.sql.DatabaseMetaData) and handling SQLExceptions properly.

Specified by:

resolveDialect in interface DialectResolver

Parameters:

metaData - The JDBC metadata.

Returns:

The dialect to use, or null.

resolveDialectInternal

protected abstract Dialect resolveDialectInternal(DatabaseMetaData metaData)
                                           throws SQLException

Perform the actual resolution without caring about handling SQLExceptions.

Parameters:

metaData - The database metadata

Returns:

The resolved dialect, or null if we could not resolve.

Throws:

SQLException - Indicates problems accessing the metadata.