ErrorLog.java

/*
 * Funambol is a mobile platform developed by Funambol, Inc.
 * Copyright (C) 2003 - 2007 Funambol, Inc.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by
 * the Free Software Foundation with the addition of the following permission
 * added to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED
 * WORK IN WHICH THE COPYRIGHT IS OWNED BY FUNAMBOL, FUNAMBOL DISCLAIMS THE
 * WARRANTY OF NON INFRINGEMENT  OF THIRD PARTY RIGHTS.
 *
 * This program 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301 USA.
 *
 * You can contact Funambol, Inc. headquarters at 643 Bair Island Road, Suite
 * 305, Redwood City, CA 94063, USA, or at email address info@funambol.com.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License
 * version 3, these Appropriate Legal Notices must retain the display of the
 * "Powered by Funambol" logo. If the display of the logo is not reasonably
 * feasible for technical reasons, the Appropriate Legal Notices must display
 * the words "Powered by Funambol".
 */

package com.funambol.util;

import java.util.Vector;
import java.lang.StringBuffer;

public class ErrorLog
{
    private Vector errors = null;
    private final int maxErrors = -1;
    
    public ErrorLog()
    {
        if (maxErrors > 0)
        {
            errors = new Vector(maxErrors);
        }
        else
        {
            errors = new Vector();
        }
    }
    
    public void addError(String message)
    {
        if (maxErrors > 0 && errors.size() == maxErrors)
        {
            errors.removeElementAt(0);
        }
        errors.addElement(message);
    }
    
    public String getErrors()
    {
        StringBuffer sb = new StringBuffer();
        int size = errors.size();
        for (int x = 0; x < size; x++)
        {
            sb.append(errors.elementAt(x)).append("\n");
        }
        return sb.toString();
    }
    
    public void clearErrors()
    {
        errors.removeAllElements();
    }
    
    public int numErrors()
    {
        return errors.size();
    }
}