MultiReferenceConflict.java

/*******************************************************************************
 * Copyright (c) 2008-2011 Chair for Applied Software Engineering,
 * Technische Universitaet Muenchen.
 * 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:
 * Otto von Wesendonk - initial API and implementation
 * Maximilian Koegel, Edgar Mueller - Bugfix 421361
 ******************************************************************************/
package org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.conflict.conflicts;

import static org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.util.DecisionUtil.getClassAndName;

import java.text.MessageFormat;
import java.util.List;

import org.apache.commons.lang.StringUtils;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.DecisionManager;
import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.conflict.ConflictDescription;
import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.conflict.ConflictOption;
import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.conflict.ConflictOption.OptionType;
import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.conflict.VisualConflict;
import org.eclipse.emf.emfstore.internal.client.model.changeTracking.merging.util.DecisionUtil;
import org.eclipse.emf.emfstore.internal.server.conflictDetection.ConflictBucket;
import org.eclipse.emf.emfstore.internal.server.model.versioning.operations.MultiReferenceOperation;

/**
 * Conflict between two {@link MultiReferenceConflict}.
 *
 * @author wesendon
 */
public class MultiReferenceConflict extends VisualConflict {

	private final boolean containmentConflict;

	/**
	 * Default constructor.
	 *
	 * @param conflictBucket
	 *            the conflict bucket
	 * @param decisionManager
	 *            the decision manager
	 * @param meAdding
	 *            true, if merging user has adding multiref
	 */
	public MultiReferenceConflict(ConflictBucket conflictBucket, DecisionManager decisionManager,
		boolean meAdding) {
		super(conflictBucket, decisionManager, meAdding, false);
		containmentConflict = getMyOperation(MultiReferenceOperation.class).isAdd()
			&& getTheirOperation(MultiReferenceOperation.class).isAdd();
		init();
	}

	/**
	 * Construct conflict from designated left and right operation.
	 *
	 *
	 * @param conflictBucket the conflict
	 * @param leftOperation the left operation
	 * @param rightOperation the right operation
	 * @param decisionManager decisionmanager
	 * @param meAdding true, if merging user has adding multiref
	 */
	public MultiReferenceConflict(ConflictBucket conflictBucket, MultiReferenceOperation leftOperation,
		MultiReferenceOperation rightOperation, DecisionManager decisionManager,
		boolean meAdding) {
		super(conflictBucket, leftOperation, rightOperation, decisionManager, meAdding, false);
		containmentConflict = getMyOperation(MultiReferenceOperation.class).isAdd()
			&& getTheirOperation(MultiReferenceOperation.class).isAdd();
		init();
	}

	/**
	 * LEFT: Adding RIGHT: Removing
	 */

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected ConflictDescription initConflictDescription(ConflictDescription description) {

		if (containmentConflict) {
			description.setDescription(
				DecisionUtil.getDescription("multireferenceconflict.containment", //$NON-NLS-1$
					getDecisionManager().isBranchMerge()));
		} else if (isLeftMy()) {
			description.setDescription(
				DecisionUtil.getDescription("multireferenceconflict.my", //$NON-NLS-1$
					getDecisionManager().isBranchMerge()));
		} else {
			description.setDescription(
				DecisionUtil.getDescription("multireferenceconflict.their", //$NON-NLS-1$
					getDecisionManager().isBranchMerge()));
		}
		description.add("target", //$NON-NLS-1$
			getMyOperation(MultiReferenceOperation.class)
				.getReferencedModelElements().get(0));
		description.add("othercontainer", //$NON-NLS-1$
			getTheirOperation(MultiReferenceOperation.class).getModelElementId());

		description.setImage("multiref.gif"); //$NON-NLS-1$
		return description;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected void initConflictOptions(List<ConflictOption> options) {
		final ConflictOption myOption = new ConflictOption(StringUtils.EMPTY, OptionType.MyOperation);
		myOption.addOperations(getMyOperations());
		final ConflictOption theirOption = new ConflictOption(StringUtils.EMPTY, OptionType.TheirOperation);
		theirOption.addOperations(getTheirOperations());

		final EObject target = getDecisionManager().getModelElement(
			getMyOperation(MultiReferenceOperation.class).getReferencedModelElements().get(0));

		if (containmentConflict) {
			myOption.setOptionLabel(
				MessageFormat.format(
					Messages.MultiReferenceConflict_MoveTo,
					getClassAndName(target),
					getClassAndName(getDecisionManager()
						.getModelElement(getMyOperation().getModelElementId()))));
			theirOption.setOptionLabel(
				MessageFormat.format(
					Messages.MultiReferenceConflict_MoveTo,
					getClassAndName(target),
					getClassAndName(getDecisionManager()
						.getModelElement(getTheirOperation().getModelElementId()))));
		} else {
			myOption.setOptionLabel(isLeftMy() ?
				Messages.MultiReferenceConflict_Add
				: Messages.MultiReferenceConflict_Remove
					+ " " + getClassAndName(target)); //$NON-NLS-1$
			theirOption.setOptionLabel(!isLeftMy() ?
				Messages.MultiReferenceConflict_Add : Messages.MultiReferenceConflict_Remove
					+ " " + getClassAndName(target)); //$NON-NLS-1$
		}

		options.add(myOption);
		options.add(theirOption);
	}
}