AbstractUPDEventListener.java :  » Content-Management-System » contelligent » de » finix » contelligent » cluster » Java Open Source

/*
 * Copyright 2001-2006 C:1 Financial Services GmbH
 *
 * This software is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License Version 2.1, as published by the Free Software Foundation.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser 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 de.finix.contelligent.cluster;

import java.io.BufferedReader;
import java.io.IOException;

import de.finix.contelligent.ComponentPath;
import de.finix.contelligent.core.ComponentManagerInternal;
import de.finix.contelligent.logging.LoggingService;

public abstract class AbstractUPDEventListener {
    final static org.apache.log4j.Logger log = LoggingService.getLogger(AbstractUPDEventListener.class);

    private final ComponentManagerInternal cm;

    public AbstractUPDEventListener(ComponentManagerInternal cm) {
        this.cm = cm;
    }

    protected void handleEvents(BufferedReader reader) throws IOException {
        String line;
        while ((line = reader.readLine()) != null) {
            if (line.charAt(0) == 'C') {
                log.info("Invalidate cache " + line);
                getCm().invalidateCache(new ComponentPath(line.substring(1).trim()));
            } else if (line.charAt(0) == 'T') {
                log.info("Invalidate types");
                getCm().invalidateTypes();
            }
        }
    }

    protected ComponentManagerInternal getCm() {
        return cm;
    }
}