/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* 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.keycloak.timer.basic;
import org.jboss.logging.Logger;
import org.keycloak.models.KeycloakSession;
import org.keycloak.services.scheduled.ScheduledTaskRunner;
import org.keycloak.timer.ScheduledTask;
import org.keycloak.timer.TimerProvider;
import java.util.Timer;
import java.util.TimerTask;
/**
* @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
*/
public class BasicTimerProvider implements TimerProvider {
private static final Logger logger = Logger.getLogger(BasicTimerProvider.class);
private final KeycloakSession session;
private final Timer timer;
private final BasicTimerProviderFactory factory;
public BasicTimerProvider(KeycloakSession session, Timer timer, BasicTimerProviderFactory factory) {
this.session = session;
this.timer = timer;
this.factory = factory;
}
@Override
public void schedule(final Runnable runnable, final long intervalMillis, String taskName) {
TimerTask task = new TimerTask() {
@Override
public void run() {
runnable.run();
}
};
TimerTask existingTask = factory.putTask(taskName, task);
if (existingTask != null) {
logger.debugf("Existing timer task '%s' found. Cancelling it", taskName);
existingTask.cancel();
}
logger.debugf("Starting task '%s' with interval '%d'", taskName, intervalMillis);
timer.schedule(task, intervalMillis, intervalMillis);
}
@Override
public void scheduleTask(ScheduledTask scheduledTask, long intervalMillis, String taskName) {
ScheduledTaskRunner scheduledTaskRunner = new ScheduledTaskRunner(session.getKeycloakSessionFactory(), scheduledTask);
this.schedule(scheduledTaskRunner, intervalMillis, taskName);
}
@Override
public void cancelTask(String taskName) {
TimerTask existingTask = factory.removeTask(taskName);
if (existingTask != null) {
logger.debugf("Cancelling task '%s'", taskName);
existingTask.cancel();
}
}
@Override
public void close() {
// do nothing
}
}