MailCheckerInitialize.java
/*
* Copyright (C) 2000 - 2024 Silverpeas
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* As a special exception to the terms and conditions of version 3.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* Open Source Software ("FLOSS") applications as described in Silverpeas's
* FLOSS exception. You should have received a copy of the text describing
* the FLOSS exception, and it is also available here:
* "https://www.silverpeas.org/legal/floss_exception.html"
*
* 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 Affero 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 <https://www.gnu.org/licenses/>.
*/
package org.silverpeas.components.mailinglist.service;
import org.silverpeas.components.mailinglist.model.MailingListComponent;
import org.silverpeas.components.mailinglist.service.job.MessageChecker;
import org.silverpeas.components.mailinglist.service.model.MailingListService;
import org.silverpeas.components.mailinglist.service.model.beans.MailingList;
import org.silverpeas.core.annotation.Service;
import org.silverpeas.core.initialization.Initialization;
import org.silverpeas.core.scheduler.SchedulerException;
import org.silverpeas.core.scheduler.trigger.JobTrigger;
import org.silverpeas.core.scheduler.trigger.TimeUnit;
import org.silverpeas.core.util.ResourceLocator;
import org.silverpeas.core.util.SettingBundle;
import org.silverpeas.core.util.logging.SilverLogger;
import javax.inject.Inject;
import java.util.List;
@Service
public class MailCheckerInitialize implements Initialization {
@Inject
private MessageChecker messageChecker;
@Inject
private MailingListService mailingListService;
private static SettingBundle settings;
private static final int DEFAULT_FREQUENCY = 1;
static {
settings = ResourceLocator.getSettingBundle("org.silverpeas.mailinglist.notification");
}
public int getFrequency() {
return settings.getInteger("mail.check.frequency", DEFAULT_FREQUENCY);
}
public MessageChecker getMessageChecker() {
return messageChecker;
}
public MailingListService getMailingListService() {
return mailingListService;
}
@Override
public void init() throws Exception {
try {
MessageChecker checker = getMessageChecker();
checker.unschedule();
if (hasToCheckForNewMails()) {
SilverLogger.getLogger(this).debug("Check mails from mailing lists every "
+ getFrequency() + " minutes");
JobTrigger trigger = JobTrigger.triggerEvery(getFrequency(), TimeUnit.MINUTE);
checker.schedule(trigger);
List<MailingList> mailingLists = getMailingListService().listAllMailingLists();
for (MailingList list : mailingLists) {
MailingListComponent component = new MailingListComponent(list.getComponentId());
checker.addMessageListener(component);
}
}
} catch (SchedulerException ex) {
SilverLogger.getLogger(this).error(ex.getMessage(), ex);
}
}
/**
* Does new mails have to be checked regularly? Mails checking is performed only if a frequency
* is defined at startup time.
* @return true if new mails from mailing lists has to be checked regularly, false otherwise.
*/
public boolean hasToCheckForNewMails() {
return getFrequency() > 0;
}
}