Java tutorial
/* * Copyright (c) 2002-2013, Mairie de Paris * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright notice * and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice * and the following disclaimer in the documentation and/or other materials * provided with the distribution. * * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * 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 HOLDERS 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. * * License 1.0 */ package fr.paris.lutece.portal.service.page; import fr.paris.lutece.portal.service.cache.AbstractCacheableService; import fr.paris.lutece.portal.service.portlet.PortletEvent; import fr.paris.lutece.portal.service.portlet.PortletEventListener; import org.apache.commons.lang.StringUtils; import java.util.List; /** * Portlet cache service */ public class PortletCacheService extends AbstractCacheableService implements PortletEventListener { private static final String CACHE_PORTLET_PREFIX = "portlet:"; private static final String SERVICE_NAME = "Portlet Cache Service"; /** * {@inheritDoc } */ public String getName() { return SERVICE_NAME; } /** * {@inheritDoc} */ public void processPortletEvent(PortletEvent event) { String strKey = "[" + CACHE_PORTLET_PREFIX + event.getPortletId() + "]"; for (String strKeyTemp : (List<String>) getCache().getKeys()) { if (StringUtils.indexOf(strKeyTemp, strKey) != -1) { getCache().remove(strKeyTemp); } } } }