/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.riotfamily.crawler;
import org.htmlparser.util.ParserException;
import org.riotfamily.components.event.ContentChangedEvent;
import org.springframework.context.ApplicationEvent;
public class ContentCrawler extends Crawler {
@Override
public void onApplicationEvent(ApplicationEvent event) {
if (event instanceof ContentChangedEvent) {
ContentChangedEvent ce = (ContentChangedEvent) event;
log.info("Content changed: " + ce.getUrl());
if (running) {
hrefs.addAbsolute(ce.getUrl(), null);
}
PageData pageData = pageLoader.loadPage(new Href(null, ce.getUrl(), null));
if (pageData.isOk()) {
try {
pageData.parse();
}
catch (ParserException e) {
log.error("Error parsing page", e);
}
}
for (PageHandler handler : pageHandlers) {
handler.handlePage(pageData);
}
}
}
}