org.exolab.castor.jdo

Class DbMetaInfo

java.lang.Object

org.exolab.castor.jdo.DbMetaInfo

public final class DbMetaInfo
extends java.lang.Object

Database meta information encapsulation This is currently used to get the database version out of a JDBC database connection and enable comparing against some required version string.

Version:

$Revision: 5951 $

Author:

Martin Fuchs

Constructor Summary

Constructors

Constructor and Description
DbMetaInfo(java.sql.Connection conn)

Method Summary

Modifier and Type	Method and Description
int	compareDbVersion(java.lang.String version) compare the actual database version with the given required version string
(package private) static int	compareVersionStrings(java.lang.String v1, java.lang.String v2)
java.lang.String	getDbVersion() return the version string for the current database conection

Methods inherited from class java.lang.Object

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

Constructor Detail

DbMetaInfo

public DbMetaInfo(java.sql.Connection conn)

Parameters:

conn - JDBC connection

Method Detail

getDbVersion

public java.lang.String getDbVersion()

return the version string for the current database conection

Returns:

database version string

compareDbVersion

public int compareDbVersion(java.lang.String version)

compare the actual database version with the given required version string

Parameters:

version -

Returns:

-1 -> lower 0 -> equal 1 -> higher

compareVersionStrings

static int compareVersionStrings(java.lang.String v1,
                                 java.lang.String v2)