/*******************************************************************************
 * Copyright (c) 2010, 2015 IBM Corporation and others.
 * 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:
 *     IBM Corporation - initial API and implementation
 *     Lars Vogel <Lars.Vogel@vogella.com> - Bug 472654
 ******************************************************************************/

package org.eclipse.ui.internal.registry;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.ui.activities.WorkbenchActivityHelper;
import org.eclipse.ui.views.IViewCategory;
import org.eclipse.ui.views.IViewDescriptor;

public class ViewCategory implements IViewCategory {

	private String id;
	private String label;
	private IPath path;
	private List<IViewDescriptor> descriptors = new ArrayList<>();

	public ViewCategory(String id, String label) {
		this.id = id;
		this.label = label;
		this.path = new Path(id);
	}

	void addDescriptor(IViewDescriptor descriptor) {
		descriptors.add(descriptor);
	}

	@Override
	public IViewDescriptor[] getViews() {
		Collection<?> allowedViews = WorkbenchActivityHelper.restrictCollection(descriptors,
				new ArrayList<>());
		return allowedViews.toArray(new IViewDescriptor[allowedViews.size()]);
	}

	@Override
	public String getId() {
		return id;
	}

	@Override
	public String getLabel() {
		return label;
	}

	@Override
	public IPath getPath() {
		return path;
	}

}