Quadcap Embeddable Database

com/quadcap/sql/DbException.java

Go to the documentation of this file.

package com.quadcap.sql;

/* Copyright 1999 - 2003 Quadcap Software.  All rights reserved.
 *
 * This software is distributed under the Quadcap Free Software License.
 * This software may be used or modified for any purpose, personal or
 * commercial.  Open Source redistributions are permitted.  Commercial
 * redistribution of larger works derived from, or works which bundle
 * this software requires a "Commercial Redistribution License"; see
 * http://www.quadcap.com/purchase.
 *
 * Redistributions qualify as "Open Source" under  one of the following terms:
 *   
 *    Redistributions are made at no charge beyond the reasonable cost of
 *    materials and delivery.
 *
 *    Redistributions are accompanied by a copy of the Source Code or by an
 *    irrevocable offer to provide a copy of the Source Code for up to three
 *    years at the cost of materials and delivery.  Such redistributions
 *    must allow further use, modification, and redistribution of the Source
 *    Code under substantially the same terms as this license.
 *
 * Redistributions of source code must retain the copyright notices as they
 * appear in each source code file, these license terms, and the
 * disclaimer/limitation of liability set forth as paragraph 6 below.
 *
 * Redistributions in binary form must reproduce this Copyright Notice,
 * these license terms, and the disclaimer/limitation of liability set
 * forth as paragraph 6 below, in the documentation and/or other materials
 * provided with the distribution.
 *
 * The Software is provided on an "AS IS" basis.  No warranty is
 * provided that the Software is free of defects, or fit for a
 * particular purpose.  
 *
 * Limitation of Liability. Quadcap Software shall not be liable
 * for any damages suffered by the Licensee or any third party resulting
 * from use of the Software.
 */

import java.sql.SQLException;

import antlr.RecognitionException;

import com.quadcap.util.Debug;
import com.quadcap.util.Util;

/**
 * A kind of parser exception that we can throw,
 *
 * @author Stan Bailes
 */
public class DbException extends RecognitionException {
    Exception                           next    = null;
    
    public DbException(Exception e) {
        super(e.toString());
        this.next = e;
    }
    
    public DbException(String s) {
        super(s);
    }

    /**
     * General utility to wrap a throwable in a SQLException
     */
    public static SQLException wrapThrowable(Throwable t) {
        String st = null;
        try {
            st = t.toString();
        } catch (Throwable tt) {
            try {
                st = t.getClass().getName();
            } catch (Throwable ttt) {
                st = "Unknown throwable";
            }
        }
        SQLException ex = new SQLException(st, "06008");
        SQLException e2 = new SQLException(Util.stackTrace(t, false), "06008");
        ex.setNextException(e2);

        //#ifdef TRACE
        if (Trace.bit(1)) {
            Debug.print(t);
        }
        //#endif
        return ex;
    }
}