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/*************************************************************************
/* SQLData.java -- Custom mapping for a user defined datatype
/*
/* Copyright (c) 1999 Free Software Foundation, Inc.
/* Written by Aaron M. Renn (arenn@urbanophile.com)
/*
/* This library is free software; you can redistribute it and/or modify
/* it under the terms of the GNU Library General Public License as published
/* by the Free Software Foundation, either version 2 of the License, or
/* (at your option) any later verion.
/*
/* This library is distributed in the hope that it will be useful, but
/* WITHOUT ANY WARRANTY; without even the implied warranty of
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
/* GNU Library General Public License for more details.
/*
/* You should have received a copy of the GNU Library General Public License
/* along with this library; if not, write to the Free Software Foundation
/* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307 USA
/*************************************************************************/
package java.sql;
/**
* This interface is used for mapping SQL data to user defined datatypes.
*
* @author Aaron M. Renn (arenn@urbanophile.com)
*/
public abstract interface SQLData
{
/**
* This method returns the user defined datatype name for this object.
*
* @return The user defined data type name for this object.
*
* @exception SQLException If an error occurs.
*/
public abstract String
getSQLTypeName() throws SQLException;
/*************************************************************************/
/**
* This method populates the data in the object from the specified stream.
*
* @param stream The stream to read the data from.
* @param name The data type name of the data on the stream.
*
* @exception SQLException If an error occurs.
*/
public abstract void
readSQL(SQLInput stream, String name) throws SQLException;
/*************************************************************************/
/**
* This method writes the data in this object to the specified stream.
*
* @param stream The stream to write the data to.
*
* @exception SQLException If an error occurs.
*/
public abstract void
writeSQL(SQLOutput stream) throws SQLException;
} // interface SQLData
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