org.eclipse.osbp.runtime.web.ecview.presentation.vaadin/src/org/eclipse/osbp/runtime/web/ecview/presentation/vaadin/internal/data/EnumOptionBeanHelper.java

/**
 * Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
 * 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:
 *         Florian Pirchner - Initial implementation
 */
package org.eclipse.osbp.runtime.web.ecview.presentation.vaadin.internal.data;

import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

import org.eclipse.osbp.runtime.common.i18n.I18nUtil;
import org.eclipse.osbp.runtime.common.i18n.II18nService;

// TODO: Auto-generated Javadoc
/**
 * The Class EnumOptionBeanHelper.
 */
public class EnumOptionBeanHelper {

	/**
	 * Creates a list of enum options for the given enum. The services are used for internationalization und to find a proper image for the enum literal. Services and locale may be
	 * <code>null</code>.
	 *
	 * @param enumClass
	 *            the enum class
	 * @param i18nService
	 *            the i18n service
	 * @param locale
	 *            the locale
	 * @return the beans
	 */
	public static List<EnumOptionBean> getBeans(Class<? extends Enum<?>> enumClass, II18nService i18nService, Locale locale) {

		// String enumName = enumClass.getCanonicalName();
		String enumName = enumClass.getSimpleName();

		List<EnumOptionBean> result = new ArrayList<EnumOptionBean>();
		for (Enum<?> literal : enumClass.getEnumConstants()) {
			String description = literal.name();
			if (i18nService != null) {
				// String temp = i18nService.getValue(I18nUtil.getI18nKey(enumName, literal), locale);
				String temp = i18nService.getValue(literal.name(), locale);
				if (temp != null && !temp.equals("")) {
					description = temp;
				}
			}

			String imagePath = null;
			if (i18nService != null) {
				// imagePath = i18nService.getValue(I18nUtil.getImageI18nKey(enumName, literal), locale);
				imagePath = I18nUtil.getImageI18nKey(enumName, literal);
			}

			result.add(new EnumOptionBean(literal, description, imagePath));
		}

		return result;
	}

}