/*
 * SQLElements object-oriented SQL parsing and generation library
 * 
 * Copyright (c) 2003, 2004, 2005 Israfil Consulting Services Corporation
 * Copyright (c) 2003, 2004, 2005 Christian Edward Gruber
 * All Rights Reserved
 * 
 *  This library is free software; you can redistribute it and/or modify 
 *  it under the terms of the GNU Lesser General Public License as published 
 *  by the Free Software Foundation; either version 2.1 of the License, or 
 *  (at your option) any later version.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
 * OF SUCH DAMAGE.
 *
 *  You should have received a copy of the GNU Lesser General Public License 
 *  along with this library; if not, please visit http://www.gnu.org/licenses/lgpl.html
 *
 * $Id: SQLParameter.java 25 2005-12-15 23:36:26Z cgruber $
 */
package org.israfil.sqlelements;


/**
 * 
 * @author <a href="mailto:cgruber@israfil.net">Christian Edward Gruber </a>
 * @author Latest: $Author: cgruber $
 * @version $Revision: 25 $
 */
public class SQLParameter {
    //public final static SQLParameter NULL = new SQLParameter();
    public final Column column;
    public Object value;

    public SQLParameter(Column column) { 
        if (column == null) throw new IllegalArgumentException("SQLParameter column cannot be null.");
        this.column = column; 
        this.value = null; 
    }

    public SQLParameter(Column column, Object val) { 
        if (column == null) throw new IllegalArgumentException("SQLParameter column cannot be null.");
        this.column = column; 
        this.value = val; 
    }

    public String toString() {
        return "SQLParameter[" + column + "," + value + "]";
    }

}