/*******************************************************************************
 * Copyright (C) 2016, Max Hohenegger <eclipse@hohenegger.eu>
 *
 * 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
 *******************************************************************************/
package org.eclipse.egit.gitflow.ui.internal.dialogs;

import java.util.List;

import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;

class BranchListContentProvider implements ITreeContentProvider {
	@Override
	public void inputChanged(Viewer viewer, Object oldInput,
			Object newInput) {
		// do nothing
	}

	@Override
	public void dispose() {
		// do nothing
	}

	@Override
	public boolean hasChildren(Object element) {
		return false;
	}

	@Override
	public Object getParent(Object element) {
		return null;
	}

	@Override
	public Object[] getElements(Object inputElement) {
		if (inputElement instanceof List) {
			return ((List) inputElement).toArray();
		}
		return null;
	}

	@Override
	public Object[] getChildren(Object parentElement) {
		return new Object[0];
	}
}