MavenModelImporter.java

/*******************************************************************************
 * 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.client.project;

import com.google.web.bindery.event.shared.EventBus;

import org.eclipse.che.api.factory.shared.dto.FactoryDto;
import org.eclipse.che.api.promises.client.Operation;
import org.eclipse.che.api.promises.client.OperationException;
import org.eclipse.che.api.promises.client.PromiseError;
import org.eclipse.che.api.workspace.shared.dto.ProjectConfigDto;
import org.eclipse.che.ide.api.factory.FactoryAcceptedEvent;
import org.eclipse.che.ide.api.factory.FactoryAcceptedHandler;
import org.eclipse.che.ide.api.notification.NotificationManager;
import org.eclipse.che.plugin.maven.client.service.MavenServerServiceClient;
import org.eclipse.che.plugin.maven.shared.MavenAttributes;

import javax.inject.Inject;
import javax.inject.Singleton;
import java.util.ArrayList;
import java.util.List;

import static org.eclipse.che.ide.api.notification.StatusNotification.DisplayMode.EMERGE_MODE;
import static org.eclipse.che.ide.api.notification.StatusNotification.Status.FAIL;

/**
 * Provide functionality for import/re-import maven model for given project
 *
 * @author Vitalii Parfonov
 */
@Singleton
public class MavenModelImporter implements FactoryAcceptedHandler {

    private final NotificationManager notificationManager;
    private final MavenServerServiceClient mavenClient;

    @Inject
    public MavenModelImporter(EventBus eventBus,
                              NotificationManager notificationManager,
                              MavenServerServiceClient mavenClient) {
        this.notificationManager = notificationManager;
        this.mavenClient = mavenClient;
        eventBus.addHandler(FactoryAcceptedEvent.TYPE, this);

    }

    @Override
    public void onFactoryAccepted(FactoryAcceptedEvent event) {
        final FactoryDto factory = event.getFactory();
        final List<ProjectConfigDto> projects = factory.getWorkspace().getProjects();
        final List<String> paths = new ArrayList<>();
        for (ProjectConfigDto project : projects) {
            if (MavenAttributes.MAVEN_ID.equals(project.getType())) {
                paths.add(project.getPath());
            }
        }
        if (!paths.isEmpty()) {
            reimport(paths);
        }
    }

    /**
     *
     * @param projectPaths
     */
    public void reimport(List<String> projectPaths) {
        mavenClient.reImportProjects(projectPaths).catchError(new Operation<PromiseError>() {
            @Override
            public void apply(PromiseError arg) throws OperationException {
                notificationManager.notify("Problem with reimporting maven", arg.getMessage(), FAIL, EMERGE_MODE);
            }
        });
    }
}