DefaultDiagramElementGraphicalConfigurationProvider.java

/**
 * Copyright (c) 2004-2025 Carnegie Mellon University and others. (see Contributors file).
 * All Rights Reserved.
 *
 * NO WARRANTY. ALL MATERIAL IS FURNISHED ON AN "AS-IS" BASIS. CARNEGIE MELLON UNIVERSITY MAKES NO WARRANTIES OF ANY
 * KIND, EITHER EXPRESSED OR IMPLIED, AS TO ANY MATTER INCLUDING, BUT NOT LIMITED TO, WARRANTY OF FITNESS FOR PURPOSE
 * OR MERCHANTABILITY, EXCLUSIVITY, OR RESULTS OBTAINED FROM USE OF THE MATERIAL. CARNEGIE MELLON UNIVERSITY DOES NOT
 * MAKE ANY WARRANTY OF ANY KIND WITH RESPECT TO FREEDOM FROM PATENT, TRADEMARK, OR COPYRIGHT INFRINGEMENT.
 *
 * This program and the accompanying materials are made available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * SPDX-License-Identifier: EPL-2.0
 *
 * Created, in part, with funding and support from the United States Government. (see Acknowledgments file).
 *
 * This program includes and/or can make use of certain third party source code, object code, documentation and other
 * files ("Third Party Software"). The Third Party Software that is used by this program is dependent upon your system
 * configuration. By using this program, You agree to comply with any and all relevant Third Party Software terms and
 * conditions contained in any such Third Party Software or separate license file distributed with such Third Party
 * Software. The parties who own the Third Party Software ("Third Party Licensors") are intended third party benefici-
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 */
package org.osate.ge.internal.diagram.runtime.updating;

import java.util.Objects;

import org.osate.ge.GraphicalConfiguration;
import org.osate.ge.businessobjecthandling.BusinessObjectHandler;
import org.osate.ge.businessobjecthandling.GetGraphicalConfigurationContext;
import org.osate.ge.businessobjecthandling.GetNameContext;
import org.osate.ge.businessobjecthandling.GetNameForDiagramContext;
import org.osate.ge.internal.AgeDiagramProvider;
import org.osate.ge.internal.businessobjecthandlers.BusinessObjectHandlerProvider;
import org.osate.ge.internal.diagram.runtime.DiagramElement;
import org.osate.ge.services.QueryService;

/**
 * DiagramElementGraphicalConfigurationProvider implementation that uses business object handlers.
 *
 */
public class DefaultDiagramElementGraphicalConfigurationProvider implements DiagramElementInformationProvider {
	private final BusinessObjectHandlerProvider bohProvider;
	private final QueryService queryService;
	private final AgeDiagramProvider diagramProvider;

	/**
	 * Creates a new instance
	 * @param queryService the query service
	 * @param diagramProvider the diagram provider
	 * @param bohProvider the business object handler provider
	 */
	public DefaultDiagramElementGraphicalConfigurationProvider(final QueryService queryService,
			final AgeDiagramProvider diagramProvider,
			final BusinessObjectHandlerProvider bohProvider) {
		this.bohProvider = Objects.requireNonNull(bohProvider, "bohProvider must not be null");
		this.queryService = Objects.requireNonNull(queryService, "queryService must not be null");
		this.diagramProvider = Objects.requireNonNull(diagramProvider, "diagramProvider must not be null");
	}

	@Override
	public String getLabelName(final DiagramElement element) {
		return element.getBusinessObjectHandler()
				.getNameForDiagram(new GetNameForDiagramContext(element, queryService));
	}

	@Override
	public String getUserInterfaceName(final DiagramElement element) {
		return element.getBusinessObjectHandler()
				.getName(new GetNameContext(element.getBusinessObject()));
	}

	@Override
	public GraphicalConfiguration getGraphicalConfiguration(final DiagramElement element) {
		final BusinessObjectHandler boh = element.getBusinessObjectHandler();
		return boh.getGraphicalConfiguration(
				new GetGraphicalConfigurationContext(element, queryService,
						diagramProvider.getAgeDiagram()))
				.orElse(null);
	}

	@Override
	public BusinessObjectHandler getApplicableBusinessObjectHandler(final Object bo) {
		return bohProvider.getApplicableBusinessObjectHandler(bo);
	}
}