CreateNoteReferencePaletteCommand.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-
 * aries to this license with respect to the terms applicable to their Third Party Software. Third Party Software li-
 * censes only apply to the Third Party Software and not any other portion of this program or this program as a whole.
 */
package org.osate.ge.palette.internal;

import java.util.Optional;

import org.osate.ge.Categories;
import org.osate.ge.internal.diagram.runtime.DiagramElement;
import org.osate.ge.internal.model.Note;
import org.osate.ge.internal.model.NoteReference;
import org.osate.ge.internal.util.BusinessObjectContextUtil;
import org.osate.ge.operations.Operation;
import org.osate.ge.operations.StepResultBuilder;
import org.osate.ge.palette.BasePaletteCommand;
import org.osate.ge.palette.CanStartConnectionContext;
import org.osate.ge.palette.CreateConnectionPaletteCommand;
import org.osate.ge.palette.GetCreateConnectionOperationContext;

/**
 * Palette command for creating {@link NoteReference} objects
 */
public class CreateNoteReferencePaletteCommand extends BasePaletteCommand implements CreateConnectionPaletteCommand {
	/**
	 * Creates a new instance
	 */
	public CreateNoteReferencePaletteCommand() {
		super("Note Reference", Categories.ANNOTATION, "org.osate.ge.NoteReference");
	}

	@Override
	public boolean canStartConnection(final CanStartConnectionContext ctx) {
		return ctx.getSource().getBusinessObject(Note.class).isPresent();
	}

	@Override
	public Optional<Operation> getOperation(final GetCreateConnectionOperationContext ctx) {
		if (BusinessObjectContextUtil.isAncestor(ctx.getDestination(), ctx.getSource())
				|| !(ctx.getDestination() instanceof DiagramElement)) {
			return Optional.empty();
		}

		final DiagramElement destinationDiagramElement = (DiagramElement) ctx.getDestination();

		return Optional.of(Operation.createWithBuilder(createOp -> {
			createOp.supply(() -> StepResultBuilder.create()
					.showNewBusinessObject(ctx.getSource(), new NoteReference(destinationDiagramElement.getId()))
					.build());
		}));
	}

}