org.eclipse.osbp.runtime.web.vaadin.common/src/org/eclipse/osbp/runtime/web/vaadin/common/data/StatefulDelegatingDtoSearchServiceFactoryDelegate.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 2.0 
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *         Florian Pirchner - Initial implementation
 */
package org.eclipse.osbp.runtime.web.vaadin.common.data;

import org.eclipse.osbp.dsl.dto.lib.impl.DtoServiceAccess;
import org.eclipse.osbp.runtime.common.filter.IDTOService;
import org.osgi.service.component.annotations.Component;

/**
 * Tries to create a bean search service backed by a DTO-Service.
 */
@SuppressWarnings("restriction")
@Component
public class StatefulDelegatingDtoSearchServiceFactoryDelegate implements
		IBeanSearchServiceFactoryDelegate {

	@Override
	public <BEAN> IBeanSearchService<BEAN> createService(Class<BEAN> bean) {
		// if a service that delegates to the database could be found, use it.
		IDTOService<BEAN> service = DtoServiceAccess.getService(bean);
		if (service != null) {
			return new StatefulDelegatingDtoSearchService<BEAN>(service, bean);
		}
		return null;
	}
}