plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/DatumConnectionImpl.java - mmt/org.eclipse.qvtd - Git at Google

 /**
  * <copyright>
  *
  * Copyright (c) 2013, 2017 Willink Transformations and others.
  * 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:
  *   E.D.Willink - Initial API and implementation
  *
  * </copyright>
  */
 package org.eclipse.qvtd.pivot.qvtschedule.impl;

 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;

 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.EList;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.impl.ENotificationImpl;
 import org.eclipse.emf.ecore.util.EObjectResolvingEList;
 import org.eclipse.jdt.annotation.NonNull;
 import org.eclipse.jdt.annotation.Nullable;
 import org.eclipse.qvtd.pivot.qvtbase.graphs.GraphStringBuilder;
 import org.eclipse.qvtd.pivot.qvtbase.graphs.GraphStringBuilder.GraphNode;
 import org.eclipse.qvtd.pivot.qvtschedule.ConnectionEnd;
 import org.eclipse.qvtd.pivot.qvtschedule.ConnectionRole;
 import org.eclipse.qvtd.pivot.qvtschedule.DatumConnection;
 import org.eclipse.qvtd.pivot.qvtschedule.QVTschedulePackage;
 import org.eclipse.qvtd.pivot.qvtschedule.Region;
 import org.eclipse.qvtd.pivot.qvtschedule.ScheduledRegion;
 import org.eclipse.qvtd.pivot.qvtschedule.utilities.QVTscheduleUtil;

 /**
  * <!-- begin-user-doc -->
  * An implementation of the model object '<em><b>Datum Connection</b></em>'.
  * <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * </p>
  * <ul>
  *   <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.DatumConnectionImpl#getConnectionRole <em>Connection Role</em>}</li>
  *   <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.DatumConnectionImpl#getName <em>Name</em>}</li>
  *   <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.DatumConnectionImpl#getSourceEnds <em>Source Ends</em>}</li>
  * </ul>
  *
  * @generated
  */
 public abstract class DatumConnectionImpl<CE extends ConnectionEnd> extends ConnectionImpl implements DatumConnection<CE> {
 	/**
 	 * The default value of the '{@link #getConnectionRole() <em>Connection Role</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getConnectionRole()
 	 * @generated
 	 * @ordered
 	 */
 	protected static final ConnectionRole CONNECTION_ROLE_EDEFAULT = ConnectionRole.UNDEFINED;

 	/**
 	 * The cached value of the '{@link #getConnectionRole() <em>Connection Role</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getConnectionRole()
 	 * @generated
 	 * @ordered
 	 */
 	protected ConnectionRole connectionRole = CONNECTION_ROLE_EDEFAULT;

 	/**
 	 * The default value of the '{@link #getName() <em>Name</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getName()
 	 * @generated
 	 * @ordered
 	 */
 	protected static final String NAME_EDEFAULT = null;

 	/**
 	 * The cached value of the '{@link #getName() <em>Name</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getName()
 	 * @generated
 	 * @ordered
 	 */
 	protected String name = NAME_EDEFAULT;

 	/**
 	 * The cached value of the '{@link #getSourceEnds() <em>Source Ends</em>}' reference list.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getSourceEnds()
 	 * @generated
 	 * @ordered
 	 */
 	protected EList<CE> sourceEnds;

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected DatumConnectionImpl() {
 		super();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	protected EClass eStaticClass() {
 		return QVTschedulePackage.Literals.DATUM_CONNECTION;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public ConnectionRole getConnectionRole() {
 		return connectionRole;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public void setConnectionRole(ConnectionRole newConnectionRole) {
 		ConnectionRole oldConnectionRole = connectionRole;
 		connectionRole = newConnectionRole == null ? CONNECTION_ROLE_EDEFAULT : newConnectionRole;
 		if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET, QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE, oldConnectionRole, connectionRole));
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public String getName() {
 		return name;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public void setName(String newName) {
 		String oldName = name;
 		name = newName;
 		if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET, QVTschedulePackage.DATUM_CONNECTION__NAME, oldName, name));
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public EList<CE> getSourceEnds() {
 		if (sourceEnds == null) {
 			sourceEnds = new EObjectResolvingEList<CE>(ConnectionEnd.class, this, QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS);
 		}
 		return sourceEnds;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public Object eGet(int featureID, boolean resolve, boolean coreType) {
 		switch (featureID) {
 			case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
 				return getConnectionRole();
 			case QVTschedulePackage.DATUM_CONNECTION__NAME:
 				return getName();
 			case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
 				return getSourceEnds();
 		}
 		return super.eGet(featureID, resolve, coreType);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@SuppressWarnings("unchecked")
 	@Override
 	public void eSet(int featureID, Object newValue) {
 		switch (featureID) {
 			case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
 				setConnectionRole((ConnectionRole)newValue);
 				return;
 			case QVTschedulePackage.DATUM_CONNECTION__NAME:
 				setName((String)newValue);
 				return;
 			case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
 				getSourceEnds().clear();
 				getSourceEnds().addAll((Collection<? extends CE>)newValue);
 				return;
 		}
 		super.eSet(featureID, newValue);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public void eUnset(int featureID) {
 		switch (featureID) {
 			case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
 				setConnectionRole(CONNECTION_ROLE_EDEFAULT);
 				return;
 			case QVTschedulePackage.DATUM_CONNECTION__NAME:
 				setName(NAME_EDEFAULT);
 				return;
 			case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
 				getSourceEnds().clear();
 				return;
 		}
 		super.eUnset(featureID);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public boolean eIsSet(int featureID) {
 		switch (featureID) {
 			case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
 				return connectionRole != CONNECTION_ROLE_EDEFAULT;
 			case QVTschedulePackage.DATUM_CONNECTION__NAME:
 				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
 			case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
 				return sourceEnds != null && !sourceEnds.isEmpty();
 		}
 		return super.eIsSet(featureID);
 	}

 	protected final @NonNull Map<@NonNull CE, @NonNull ConnectionRole> targetEnd2role = new HashMap<>();

 	/**
 	 * The indexes in the overall schedule at which this connection propagates additional values.
 	 */
 	private final @NonNull List<@NonNull Integer> indexes = new ArrayList<>();

 	@Override
 	public boolean addIndex(int index) {
 		for (int i = 0; i < indexes.size(); i++) {
 			Integer anIndex = indexes.get(i);
 			if (index == anIndex) {
 				return false;
 			}
 			if (index < anIndex) {
 				indexes.add(i, index);
 				return true;
 			}
 		}
 		indexes.add(index);
 		return true;
 	}

 	@Override
 	public void appendEdgeAttributes(@NonNull GraphStringBuilder s, @NonNull GraphNode source, @NonNull GraphNode target) {
 		s.setColor(getConnectionRole().getColor());
 		/*		if (isRegion2Region()) {
 			String indexText = getIndexText();
 			if (indexText != null) {
 				s.setLabel(indexText);
 			}
 		} */
 		String style = getConnectionRole().getStyle();
 		if (style != null) {
 			s.setStyle(style);
 		}
 		String arrowhead = getConnectionRole().getArrowhead();
 		if (arrowhead != null) {
 			s.setArrowhead(arrowhead);
 		}
 		s.setPenwidth(getConnectionRole().getPenwidth());
 		s.appendAttributedEdge(source, this, target);
 	}

 	@Override
 	public void appendNode(@NonNull GraphStringBuilder s, @NonNull String nodeName) {
 		String name = getName();
 		String indexText = getIndexText();
 		if (indexText != null) {
 			name = name + "\\n " + indexText;
 		}
 		s.setLabel(name);
 		s.setShape(getShape());
 		String style = getStyle();
 		if (style != null) {
 			s.setStyle(style);
 		}
 		s.setColor(getConnectionRole().getColor());
 		s.setPenwidth(getConnectionRole().getPenwidth());
 		s.appendAttributedNode(nodeName);
 	}

 	@Override
 	public void destroy() {
 		setOwningScheduledRegion(null);
 	}

 	/*	public @NonNull ConnectionRole getConnectionRole(@NonNull CE targetEnd) {
 		ConnectionRoleEnum connectionRoleEnum = targetEnd2role.get(targetEnd);
 		assert connectionRoleEnum != null;
 		return connectionRoleEnum.getConnectionRole();
 	} */

 	public @Nullable String getIndexText() {
 		StringBuilder s = null;
 		for (@NonNull Integer index : indexes) {
 			if (s == null) {
 				s = new StringBuilder();
 			}
 			else {
 				s.append(",");
 			}
 			s.append(index.toString());
 		}
 		return s != null ? s.toString() : null;
 	}

 	@Override
 	public @NonNull List<@NonNull Integer> getIndexes() {
 		return indexes;
 	}

 	public @NonNull String getShape() {
 		return "ellipse";
 	}

 	@Override
 	public @NonNull GraphNode getEdgeSource() {
 		throw new UnsupportedOperationException();
 	}

 	@Override
 	public @NonNull CE getSource(@NonNull Region sourceRegion) {
 		@Nullable CE sourceEnd = null;
 		for (@NonNull CE end : QVTscheduleUtil.getSourceEnds(this)) {
 			if (end.getOwningRegion() == sourceRegion) {
 				assert sourceEnd == null;
 				sourceEnd = end;
 			}
 		}
 		assert sourceEnd != null;
 		return sourceEnd;
 	}

 	@Override
 	public @NonNull String getSourceDisplayNames() {
 		StringBuilder s = new StringBuilder();
 		for (@NonNull CE source : QVTscheduleUtil.getSourceEnds(this)) {
 			if (s.length() > 0) {
 				s.append(",");
 			}
 			s.append(source.getDisplayName());
 		}
 		return s.toString();
 	}

 	@Override
 	public @NonNull Set<@NonNull Region> getSourceRegions() {
 		Set<@NonNull Region> sourceRegions = new HashSet<>();
 		for (@NonNull ConnectionEnd sourceEnd : QVTscheduleUtil.getSourceEnds(this)) {
 			Region sourceRegion = QVTscheduleUtil.getOwningRegion(sourceEnd);
 			sourceRegions.add(sourceRegion);
 		}
 		return sourceRegions;
 	}

 	@Override
 	public @NonNull Iterable<@NonNull Region> getSourceRegions(@NonNull ScheduledRegion scheduledRegion) {
 		Set<@NonNull Region> sourceRegions = new HashSet<>();
 		for (@NonNull ConnectionEnd sourceEnd : QVTscheduleUtil.getSourceEnds(this)) {
 			Region sourceRegion = QVTscheduleUtil.getOwningRegion(sourceEnd);
 			sourceRegion = scheduledRegion.getNormalizedRegion(sourceRegion);
 			if (sourceRegion != null) {
 				sourceRegions.add(sourceRegion);
 			}
 		}
 		return sourceRegions;
 	}

 	@Override
 	public @NonNull Iterable<@NonNull CE> getSources() {
 		return QVTscheduleUtil.getSourceEnds(this);
 	}

 	public @Nullable String getStyle() {
 		return getConnectionRole().getStyle();
 	}

 	@Override
 	public @NonNull String getSymbolName() {
 		return QVTscheduleUtil.getName(this);
 	}

 	@Override
 	public @NonNull GraphNode getEdgeTarget() {
 		throw new UnsupportedOperationException();
 	}

 	@Override
 	public @NonNull CE getTarget(@NonNull Region targetRegion) {
 		@Nullable CE targetEnd = null;
 		for (@NonNull CE end : targetEnd2role.keySet()) {
 			if (end.getOwningRegion() == targetRegion) {
 				assert targetEnd == null;
 				targetEnd = end;
 			}
 		}
 		assert targetEnd != null;
 		return targetEnd;
 	}

 	@Override
 	public @NonNull Set<@NonNull Region> getTargetRegions() {
 		Set<@NonNull Region> targetRegions = new HashSet<>();
 		for (@NonNull ConnectionEnd targetEnd : getTargets().keySet()) {
 			Region targetRegion = QVTscheduleUtil.getOwningRegion(targetEnd);
 			targetRegions.add(targetRegion);
 		}
 		return targetRegions;
 	}

 	@Override
 	public @NonNull Iterable<@NonNull Region> getTargetRegions(@NonNull ScheduledRegion scheduledRegion) {
 		Set<@NonNull Region> targetRegions = new HashSet<>();
 		for (@NonNull ConnectionEnd targetEnd : getTargets().keySet()) {
 			Region targetRegion = QVTscheduleUtil.getOwningRegion(targetEnd);
 			targetRegion = scheduledRegion.getNormalizedRegion(targetRegion);
 			if (targetRegion != null) {
 				targetRegions.add(targetRegion);
 			}
 		}
 		return targetRegions;
 	}

 	@Override
 	public @NonNull Map<@NonNull ? extends ConnectionEnd, @NonNull ConnectionRole> getTargets() {
 		return targetEnd2role;
 	}

 	//	private boolean isRegion2Region() {
 	//		return isRegion2Region(getSourceRegion2count());
 	//	}

 	@Override
 	public boolean isRegion2Region(@NonNull Map<@NonNull Region, @NonNull Integer> sourceRegion2count, @NonNull Map<@NonNull Region, @NonNull List<@NonNull ConnectionRole>> targetRegion2roles) {
 		return (sourceRegion2count.size() == 1) && (targetRegion2roles.size() == 1) && (targetRegion2roles.values().iterator().next().size() == 1); //(targetEnd2role.size() == 1);
 	}

 	protected void mergeRole(@NonNull ConnectionRole connectionRoleEnum) {
 		//		assert connectionRole != null;
 		if (getConnectionRole() == ConnectionRole.UNDEFINED) {
 			setConnectionRole(connectionRoleEnum);
 		}
 		else if (getConnectionRole() != connectionRoleEnum) {
 			setConnectionRole(getConnectionRole().merge(connectionRoleEnum));
 		}
 	}

 	@Override
 	public String toString() {
 		return getSymbolName();
 	}

 	public String toString2() {
 		StringBuilder s = new StringBuilder();
 		ConnectionRole connectionRole = getConnectionRole();
 		if (connectionRole != null) {
 			s.append(connectionRole.getStereotype());
 		}
 		s.append(getName());
 		s.append("(");
 		boolean isFirst = true;
 		for (@NonNull ConnectionEnd sourceEnd : QVTscheduleUtil.getSourceEnds(this)) {
 			if (!isFirst) {
 				s.append(",");
 			}
 			s.append(sourceEnd.getDisplayName());
 			isFirst = false;
 		}
 		s.append(" => ");
 		isFirst = true;
 		for (@NonNull ConnectionEnd targetEnd : targetEnd2role.keySet()) {
 			if (!isFirst) {
 				s.append(",");
 			}
 			ConnectionRole targetConnectionRole = targetEnd2role.get(targetEnd);
 			assert targetConnectionRole != null;
 			s.append(targetConnectionRole.getStereotype());
 			s.append(targetEnd.getDisplayName());
 			isFirst = false;
 		}
 		s.append(")");
 		return s.toString();
 	}

 } //DatumConnectionImpl
	/**
	* <copyright>
	*
	* Copyright (c) 2013, 2017 Willink Transformations and others.
	* 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:
	* E.D.Willink - Initial API and implementation
	*
	* </copyright>
	*/
	package org.eclipse.qvtd.pivot.qvtschedule.impl;

	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.HashMap;
	import java.util.HashSet;
	import java.util.List;
	import java.util.Map;
	import java.util.Set;

	import org.eclipse.emf.common.notify.Notification;
	import org.eclipse.emf.common.util.EList;
	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.impl.ENotificationImpl;
	import org.eclipse.emf.ecore.util.EObjectResolvingEList;
	import org.eclipse.jdt.annotation.NonNull;
	import org.eclipse.jdt.annotation.Nullable;
	import org.eclipse.qvtd.pivot.qvtbase.graphs.GraphStringBuilder;
	import org.eclipse.qvtd.pivot.qvtbase.graphs.GraphStringBuilder.GraphNode;
	import org.eclipse.qvtd.pivot.qvtschedule.ConnectionEnd;
	import org.eclipse.qvtd.pivot.qvtschedule.ConnectionRole;
	import org.eclipse.qvtd.pivot.qvtschedule.DatumConnection;
	import org.eclipse.qvtd.pivot.qvtschedule.QVTschedulePackage;
	import org.eclipse.qvtd.pivot.qvtschedule.Region;
	import org.eclipse.qvtd.pivot.qvtschedule.ScheduledRegion;
	import org.eclipse.qvtd.pivot.qvtschedule.utilities.QVTscheduleUtil;

	/**
	* <!-- begin-user-doc -->
	* An implementation of the model object '<em><b>Datum Connection</b></em>'.
	* <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* </p>
	* <ul>
	* <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.DatumConnectionImpl#getConnectionRole <em>Connection Role</em>}</li>
	* <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.DatumConnectionImpl#getName <em>Name</em>}</li>
	* <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.DatumConnectionImpl#getSourceEnds <em>Source Ends</em>}</li>
	* </ul>
	*
	* @generated
	*/
	public abstract class DatumConnectionImpl<CE extends ConnectionEnd> extends ConnectionImpl implements DatumConnection<CE> {
	/**
	* The default value of the '{@link #getConnectionRole() <em>Connection Role</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getConnectionRole()
	* @generated
	* @ordered
	*/
	protected static final ConnectionRole CONNECTION_ROLE_EDEFAULT = ConnectionRole.UNDEFINED;

	/**
	* The cached value of the '{@link #getConnectionRole() <em>Connection Role</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getConnectionRole()
	* @generated
	* @ordered
	*/
	protected ConnectionRole connectionRole = CONNECTION_ROLE_EDEFAULT;

	/**
	* The default value of the '{@link #getName() <em>Name</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getName()
	* @generated
	* @ordered
	*/
	protected static final String NAME_EDEFAULT = null;

	/**
	* The cached value of the '{@link #getName() <em>Name</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getName()
	* @generated
	* @ordered
	*/
	protected String name = NAME_EDEFAULT;

	/**
	* The cached value of the '{@link #getSourceEnds() <em>Source Ends</em>}' reference list.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getSourceEnds()
	* @generated
	* @ordered
	*/
	protected EList<CE> sourceEnds;

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected DatumConnectionImpl() {
	super();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	protected EClass eStaticClass() {
	return QVTschedulePackage.Literals.DATUM_CONNECTION;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public ConnectionRole getConnectionRole() {
	return connectionRole;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public void setConnectionRole(ConnectionRole newConnectionRole) {
	ConnectionRole oldConnectionRole = connectionRole;
	connectionRole = newConnectionRole == null ? CONNECTION_ROLE_EDEFAULT : newConnectionRole;
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET, QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE, oldConnectionRole, connectionRole));
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public String getName() {
	return name;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public void setName(String newName) {
	String oldName = name;
	name = newName;
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET, QVTschedulePackage.DATUM_CONNECTION__NAME, oldName, name));
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public EList<CE> getSourceEnds() {
	if (sourceEnds == null) {
	sourceEnds = new EObjectResolvingEList<CE>(ConnectionEnd.class, this, QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS);
	}
	return sourceEnds;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
	switch (featureID) {
	case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
	return getConnectionRole();
	case QVTschedulePackage.DATUM_CONNECTION__NAME:
	return getName();
	case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
	return getSourceEnds();
	}
	return super.eGet(featureID, resolve, coreType);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
	switch (featureID) {
	case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
	setConnectionRole((ConnectionRole)newValue);
	return;
	case QVTschedulePackage.DATUM_CONNECTION__NAME:
	setName((String)newValue);
	return;
	case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
	getSourceEnds().clear();
	getSourceEnds().addAll((Collection<? extends CE>)newValue);
	return;
	}
	super.eSet(featureID, newValue);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public void eUnset(int featureID) {
	switch (featureID) {
	case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
	setConnectionRole(CONNECTION_ROLE_EDEFAULT);
	return;
	case QVTschedulePackage.DATUM_CONNECTION__NAME:
	setName(NAME_EDEFAULT);
	return;
	case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
	getSourceEnds().clear();
	return;
	}
	super.eUnset(featureID);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public boolean eIsSet(int featureID) {
	switch (featureID) {
	case QVTschedulePackage.DATUM_CONNECTION__CONNECTION_ROLE:
	return connectionRole != CONNECTION_ROLE_EDEFAULT;
	case QVTschedulePackage.DATUM_CONNECTION__NAME:
	return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
	case QVTschedulePackage.DATUM_CONNECTION__SOURCE_ENDS:
	return sourceEnds != null && !sourceEnds.isEmpty();
	}
	return super.eIsSet(featureID);
	}

	protected final @NonNull Map<@NonNull CE, @NonNull ConnectionRole> targetEnd2role = new HashMap<>();

	/**
	* The indexes in the overall schedule at which this connection propagates additional values.
	*/
	private final @NonNull List<@NonNull Integer> indexes = new ArrayList<>();

	@Override
	public boolean addIndex(int index) {
	for (int i = 0; i < indexes.size(); i++) {
	Integer anIndex = indexes.get(i);
	if (index == anIndex) {
	return false;
	}
	if (index < anIndex) {
	indexes.add(i, index);
	return true;
	}
	}
	indexes.add(index);
	return true;
	}

	@Override
	public void appendEdgeAttributes(@NonNull GraphStringBuilder s, @NonNull GraphNode source, @NonNull GraphNode target) {
	s.setColor(getConnectionRole().getColor());
	/* if (isRegion2Region()) {
	String indexText = getIndexText();
	if (indexText != null) {
	s.setLabel(indexText);
	}
	} */
	String style = getConnectionRole().getStyle();
	if (style != null) {
	s.setStyle(style);
	}
	String arrowhead = getConnectionRole().getArrowhead();
	if (arrowhead != null) {
	s.setArrowhead(arrowhead);
	}
	s.setPenwidth(getConnectionRole().getPenwidth());
	s.appendAttributedEdge(source, this, target);
	}

	@Override
	public void appendNode(@NonNull GraphStringBuilder s, @NonNull String nodeName) {
	String name = getName();
	String indexText = getIndexText();
	if (indexText != null) {
	name = name + "\\n " + indexText;
	}
	s.setLabel(name);
	s.setShape(getShape());
	String style = getStyle();
	if (style != null) {
	s.setStyle(style);
	}
	s.setColor(getConnectionRole().getColor());
	s.setPenwidth(getConnectionRole().getPenwidth());
	s.appendAttributedNode(nodeName);
	}

	@Override
	public void destroy() {
	setOwningScheduledRegion(null);
	}

	/* public @NonNull ConnectionRole getConnectionRole(@NonNull CE targetEnd) {
	ConnectionRoleEnum connectionRoleEnum = targetEnd2role.get(targetEnd);
	assert connectionRoleEnum != null;
	return connectionRoleEnum.getConnectionRole();
	} */

	public @Nullable String getIndexText() {
	StringBuilder s = null;
	for (@NonNull Integer index : indexes) {
	if (s == null) {
	s = new StringBuilder();
	}
	else {
	s.append(",");
	}
	s.append(index.toString());
	}
	return s != null ? s.toString() : null;
	}

	@Override
	public @NonNull List<@NonNull Integer> getIndexes() {
	return indexes;
	}

	public @NonNull String getShape() {
	return "ellipse";
	}

	@Override
	public @NonNull GraphNode getEdgeSource() {
	throw new UnsupportedOperationException();
	}

	@Override
	public @NonNull CE getSource(@NonNull Region sourceRegion) {
	@Nullable CE sourceEnd = null;
	for (@NonNull CE end : QVTscheduleUtil.getSourceEnds(this)) {
	if (end.getOwningRegion() == sourceRegion) {
	assert sourceEnd == null;
	sourceEnd = end;
	}
	}
	assert sourceEnd != null;
	return sourceEnd;
	}

	@Override
	public @NonNull String getSourceDisplayNames() {
	StringBuilder s = new StringBuilder();
	for (@NonNull CE source : QVTscheduleUtil.getSourceEnds(this)) {
	if (s.length() > 0) {
	s.append(",");
	}
	s.append(source.getDisplayName());
	}
	return s.toString();
	}

	@Override
	public @NonNull Set<@NonNull Region> getSourceRegions() {
	Set<@NonNull Region> sourceRegions = new HashSet<>();
	for (@NonNull ConnectionEnd sourceEnd : QVTscheduleUtil.getSourceEnds(this)) {
	Region sourceRegion = QVTscheduleUtil.getOwningRegion(sourceEnd);
	sourceRegions.add(sourceRegion);
	}
	return sourceRegions;
	}

	@Override
	public @NonNull Iterable<@NonNull Region> getSourceRegions(@NonNull ScheduledRegion scheduledRegion) {
	Set<@NonNull Region> sourceRegions = new HashSet<>();
	for (@NonNull ConnectionEnd sourceEnd : QVTscheduleUtil.getSourceEnds(this)) {
	Region sourceRegion = QVTscheduleUtil.getOwningRegion(sourceEnd);
	sourceRegion = scheduledRegion.getNormalizedRegion(sourceRegion);
	if (sourceRegion != null) {
	sourceRegions.add(sourceRegion);
	}
	}
	return sourceRegions;
	}

	@Override
	public @NonNull Iterable<@NonNull CE> getSources() {
	return QVTscheduleUtil.getSourceEnds(this);
	}

	public @Nullable String getStyle() {
	return getConnectionRole().getStyle();
	}

	@Override
	public @NonNull String getSymbolName() {
	return QVTscheduleUtil.getName(this);
	}

	@Override
	public @NonNull GraphNode getEdgeTarget() {
	throw new UnsupportedOperationException();
	}

	@Override
	public @NonNull CE getTarget(@NonNull Region targetRegion) {
	@Nullable CE targetEnd = null;
	for (@NonNull CE end : targetEnd2role.keySet()) {
	if (end.getOwningRegion() == targetRegion) {
	assert targetEnd == null;
	targetEnd = end;
	}
	}
	assert targetEnd != null;
	return targetEnd;
	}

	@Override
	public @NonNull Set<@NonNull Region> getTargetRegions() {
	Set<@NonNull Region> targetRegions = new HashSet<>();
	for (@NonNull ConnectionEnd targetEnd : getTargets().keySet()) {
	Region targetRegion = QVTscheduleUtil.getOwningRegion(targetEnd);
	targetRegions.add(targetRegion);
	}
	return targetRegions;
	}

	@Override
	public @NonNull Iterable<@NonNull Region> getTargetRegions(@NonNull ScheduledRegion scheduledRegion) {
	Set<@NonNull Region> targetRegions = new HashSet<>();
	for (@NonNull ConnectionEnd targetEnd : getTargets().keySet()) {
	Region targetRegion = QVTscheduleUtil.getOwningRegion(targetEnd);
	targetRegion = scheduledRegion.getNormalizedRegion(targetRegion);
	if (targetRegion != null) {
	targetRegions.add(targetRegion);
	}
	}
	return targetRegions;
	}

	@Override
	public @NonNull Map<@NonNull ? extends ConnectionEnd, @NonNull ConnectionRole> getTargets() {
	return targetEnd2role;
	}

	// private boolean isRegion2Region() {
	// return isRegion2Region(getSourceRegion2count());
	// }

	@Override
	public boolean isRegion2Region(@NonNull Map<@NonNull Region, @NonNull Integer> sourceRegion2count, @NonNull Map<@NonNull Region, @NonNull List<@NonNull ConnectionRole>> targetRegion2roles) {
	return (sourceRegion2count.size() == 1) && (targetRegion2roles.size() == 1) && (targetRegion2roles.values().iterator().next().size() == 1); //(targetEnd2role.size() == 1);
	}

	protected void mergeRole(@NonNull ConnectionRole connectionRoleEnum) {
	// assert connectionRole != null;
	if (getConnectionRole() == ConnectionRole.UNDEFINED) {
	setConnectionRole(connectionRoleEnum);
	}
	else if (getConnectionRole() != connectionRoleEnum) {
	setConnectionRole(getConnectionRole().merge(connectionRoleEnum));
	}
	}

	@Override
	public String toString() {
	return getSymbolName();
	}

	public String toString2() {
	StringBuilder s = new StringBuilder();
	ConnectionRole connectionRole = getConnectionRole();
	if (connectionRole != null) {
	s.append(connectionRole.getStereotype());
	}
	s.append(getName());
	s.append("(");
	boolean isFirst = true;
	for (@NonNull ConnectionEnd sourceEnd : QVTscheduleUtil.getSourceEnds(this)) {
	if (!isFirst) {
	s.append(",");
	}
	s.append(sourceEnd.getDisplayName());
	isFirst = false;
	}
	s.append(" => ");
	isFirst = true;
	for (@NonNull ConnectionEnd targetEnd : targetEnd2role.keySet()) {
	if (!isFirst) {
	s.append(",");
	}
	ConnectionRole targetConnectionRole = targetEnd2role.get(targetEnd);
	assert targetConnectionRole != null;
	s.append(targetConnectionRole.getStereotype());
	s.append(targetEnd.getDisplayName());
	isFirst = false;
	}
	s.append(")");
	return s.toString();
	}

	} //DatumConnectionImpl