/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.plugin.maven.server;
import com.google.inject.Inject;
import org.eclipse.che.api.core.notification.EventService;
import org.eclipse.che.api.project.shared.dto.event.PomModifiedEventDto;
import org.eclipse.che.api.vfs.watcher.FileWatcherManager;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import static java.nio.file.Files.isDirectory;
import static org.eclipse.che.api.vfs.watcher.FileWatcherManager.EMPTY_CONSUMER;
import static org.eclipse.che.dto.server.DtoFactory.newDto;
public class PomModificationDetector {
private static final String POM_XML = "pom.xml";
private final FileWatcherManager manager;
private final EventService eventService;
private int id;
@Inject
public PomModificationDetector(EventService eventService, FileWatcherManager manager) {
this.eventService = eventService;
this.manager = manager;
}
@PostConstruct
public void startWatcher() {
id = manager.registerByMatcher(it -> !isDirectory(it) && POM_XML.equals(it.getFileName().toString()),
EMPTY_CONSUMER,
it -> eventService.publish(newDto(PomModifiedEventDto.class).withPath(it)),
EMPTY_CONSUMER);
}
@PreDestroy
public void stopWatcher() {
manager.unRegisterByMatcher(id);
}
}