/*******************************************************************************
* 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.search.selectpath;
import com.google.inject.Singleton;
import org.eclipse.che.api.promises.client.Promise;
import org.eclipse.che.api.promises.client.js.Promises;
import org.eclipse.che.ide.api.data.tree.Node;
import org.eclipse.che.ide.api.data.tree.NodeInterceptor;
import java.util.ArrayList;
import java.util.List;
/**
* Interceptor for showing only folder nodes.
*
* @author Valeriy Svydenko
*/
@Singleton
public class FolderNodeInterceptor implements NodeInterceptor {
@Override
public Promise<List<Node>> intercept(Node parent, List<Node> children) {
List<Node> nodes = new ArrayList<>();
for (Node child : children) {
if (!child.isLeaf()) {
nodes.add(child);
}
}
return Promises.resolve(nodes);
}
@Override
public int getPriority() {
return NORM_PRIORITY;
}
}