/*******************************************************************************
* 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.ide.ext.java.client.tree;
import com.google.common.annotations.Beta;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.api.promises.client.Promise;
import org.eclipse.che.api.promises.client.PromiseProvider;
import org.eclipse.che.ide.api.data.tree.Node;
import org.eclipse.che.ide.api.data.tree.NodeInterceptor;
import org.eclipse.che.ide.api.data.tree.settings.SettingsProvider;
import org.eclipse.che.ide.api.resources.Project;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.resources.tree.ResourceNode;
import java.util.List;
import static com.google.common.collect.Lists.newArrayList;
import static org.eclipse.che.ide.api.resources.Resource.PROJECT;
import static org.eclipse.che.ide.ext.java.client.util.JavaUtil.isJavaProject;
/**
* @author Vlad Zhukovskiy
*/
@Beta
@Singleton
public class LibraryNodeProvider implements NodeInterceptor {
private final JavaNodeFactory nodeFactory;
private final PromiseProvider promises;
private final SettingsProvider settingsProvider;
@Inject
public LibraryNodeProvider(JavaNodeFactory nodeFactory,
PromiseProvider promises,
SettingsProvider settingsProvider) {
this.nodeFactory = nodeFactory;
this.promises = promises;
this.settingsProvider = settingsProvider;
}
@Override
public Promise<List<Node>> intercept(Node parent, List<Node> children) {
if (parent instanceof ResourceNode) {
final Resource resource = ((ResourceNode)parent).getData();
if (resource.getResourceType() != PROJECT) {
return promises.resolve(children);
}
final Project project = (Project)resource;
if (isJavaProject(project) && isDisplayLibraries(project)) {
final List<Node> intercepted = newArrayList(children);
intercepted.add(nodeFactory.newLibrariesNode(project.getLocation(), settingsProvider.getSettings()));
return promises.resolve(intercepted);
}
}
return promises.resolve(children);
}
@Override
public int getPriority() {
return NORM_PRIORITY;
}
public boolean isDisplayLibraries(Project project) {
return true;
}
}