org.exolab.castor.jdo.drivers

Class MySQLFactory

java.lang.Object

org.exolab.castor.jdo.engine.BaseFactory

org.exolab.castor.jdo.drivers.GenericFactory

org.exolab.castor.jdo.drivers.MySQLFactory

All Implemented Interfaces:

PersistenceFactory

public final class MySQLFactory
extends GenericFactory

PersistenceFactory for MySQL JDBC driver.

Version:

$Revision: 6230 $ $Date: 2006-02-21 16:05:42 -0700 (Tue, 21 Feb 2006) $

Author:

Leonardo Souza Mario Bueno

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	FACTORY_NAME Internal name for this PersistenceFactory instance.

Constructor Summary

Constructors

Constructor and Description
MySQLFactory()

Method Summary

Modifier and Type	Method and Description
java.lang.Class	adjustSqlType(java.lang.Class sqlType) For CLOB type ResultSet.setClob() is not supported yet by mm.MySql JDBC driver.
java.lang.String	getFactoryName() Returns the name of this factory.
QueryExpression	getQueryExpression() Returns a new empty query expression suitable for the underlying SQL engine.

Methods inherited from class org.exolab.castor.jdo.drivers.GenericFactory

doubleQuoteName, isDuplicateKeyException, quoteName

Methods inherited from class org.exolab.castor.jdo.engine.BaseFactory

getCallQuery, getPersistence, supportsSetNullInWhere

Methods inherited from class java.lang.Object

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

Field Detail

FACTORY_NAME

public static final java.lang.String FACTORY_NAME

Internal name for this PersistenceFactory instance.

See Also:

Constant Field Values

Constructor Detail

MySQLFactory

public MySQLFactory()

Method Detail

getFactoryName

public java.lang.String getFactoryName()

Description copied from interface: PersistenceFactory

Returns the name of this factory. A descriptive name that indicates the type of supported database server or SQL syntax.

Specified by:

getFactoryName in interface PersistenceFactory

Overrides:

getFactoryName in class GenericFactory

Returns:

The name of this factory

See Also:

PersistenceFactory.getFactoryName()

getQueryExpression

public QueryExpression getQueryExpression()

Description copied from interface: PersistenceFactory

Returns a new empty query expression suitable for the underlying SQL engine. The implementation will construct SQL query statements in the preferred syntax.

Specified by:

getQueryExpression in interface PersistenceFactory

Overrides:

getQueryExpression in class GenericFactory

Returns:

New empty query expression

See Also:

PersistenceFactory.getQueryExpression()

adjustSqlType

public java.lang.Class adjustSqlType(java.lang.Class sqlType)

For CLOB type ResultSet.setClob() is not supported yet by mm.MySql JDBC driver. BLOB support is buggy in MM.MySQL 2.0.3: it handles NULL values in incorrect way.

Overrides:

adjustSqlType in class BaseFactory

Parameters:

sqlType - The correspondent Java class for the SQL type in mapping.xml

Returns:

The correspondent Java class for the SQL type that should be used instead.