nucleus/businessobjects/src/main/java/org/eclipse/mdm/businessobjects/boundary/LocalizationService.java

/********************************************************************************
 * Copyright (c) 2015-2020 Contributors to the Eclipse Foundation
 *
 * See the NOTICE file(s) distributed with this work for additional
 * information regarding copyright ownership.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 ********************************************************************************/

package org.eclipse.mdm.businessobjects.boundary;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.ejb.Stateless;
import javax.inject.Inject;

import org.eclipse.mdm.api.base.adapter.ModelManager;
import org.eclipse.mdm.api.base.model.MDMLocalization;
import org.eclipse.mdm.api.base.query.DataAccessException;
import org.eclipse.mdm.businessobjects.control.MDMEntityAccessException;
import org.eclipse.mdm.businessobjects.utils.ServiceUtils;
import org.eclipse.mdm.connector.boundary.ConnectorService;

@Stateless
public class LocalizationService {

	@Inject
	private ConnectorService connectorService;

	public List<MDMLocalization> localize(String sourceName) {
		try {
			return this.connectorService.getContextByName(sourceName).getEntityManager()
					.orElseThrow(() -> new MDMEntityAccessException("Entity manager not present!"))
					.loadAll(MDMLocalization.class);
		} catch (DataAccessException e) {
			throw new MDMEntityAccessException(e.getMessage(), e);
		}
	}

	public Map<String, String> getDefaultMimeTypes(String sourceName) {
		try {
			ModelManager mm = this.connectorService.getContextByName(sourceName).getModelManager()
					.orElseThrow(() -> new MDMEntityAccessException("Model manager not present!"));

			Map<String, String> map = new HashMap<>();

			mm.listEntityTypes().stream()
					.forEach(et -> map.put(ServiceUtils.workaroundForTypeMapping(et.getName()), mm.getMimeType(et)));

			return map;

		} catch (DataAccessException e) {
			throw new MDMEntityAccessException(e.getMessage(), e);
		}
	}
}