/*
* Copyright (c) 2012-2016 Marsha Chechik, Alessio Di Sandro, Michalis Famelis,
* Rick Salay.
* 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:
* Alessio Di Sandro - Implementation.
*/
package edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.gmf.tooling.runtime.structure.DiagramStructure;
import edu.toronto.cs.se.modelepedia.relationaldatabase.RelationalDatabase;
import edu.toronto.cs.se.modelepedia.relationaldatabase.RelationalDatabasePackage;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.ColumnEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.ColumnNameEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.ForeignKeyEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.ForeignKeyForeignColumnEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.ForeignKeyNameEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.ForeignKeyTableColumnEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.RelationalDatabaseEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.TableEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.TableNameEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.TableTableColumnsCompartmentEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.TableTableForeignKeysCompartmentEditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.WrappingLabel2EditPart;
import edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.edit.parts.WrappingLabelEditPart;
/**
* This registry is used to determine which type of visual object should be
* created for the corresponding Diagram, Node, ChildNode or Link represented
* by a domain model object.
*
* @generated
*/
public class RelationalDatabaseVisualIDRegistry {
/**
* @generated
*/
private static final String DEBUG_KEY = "edu.toronto.cs.se.modelepedia.relationaldatabase.diagram/debug/visualID"; //$NON-NLS-1$
/**
* @generated
*/
public static int getVisualID(View view) {
if (view instanceof Diagram) {
if (RelationalDatabaseEditPart.MODEL_ID.equals(view.getType())) {
return RelationalDatabaseEditPart.VISUAL_ID;
} else {
return -1;
}
}
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getVisualID(view.getType());
}
/**
* @generated
*/
public static String getModelID(View view) {
View diagram = view.getDiagram();
while (view != diagram) {
EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$
if (annotation != null) {
return (String) annotation.getDetails().get("modelID"); //$NON-NLS-1$
}
view = (View) view.eContainer();
}
return diagram != null ? diagram.getType() : null;
}
/**
* @generated
*/
public static int getVisualID(String type) {
try {
return Integer.parseInt(type);
} catch (NumberFormatException e) {
if (Boolean.TRUE.toString().equalsIgnoreCase(
Platform.getDebugOption(DEBUG_KEY))) {
RelationalDatabaseDiagramEditorPlugin.getInstance().logError(
"Unable to parse view type as a visualID number: "
+ type);
}
}
return -1;
}
/**
* @generated
*/
public static String getType(int visualID) {
return Integer.toString(visualID);
}
/**
* @generated
*/
public static int getDiagramVisualID(EObject domainElement) {
if (domainElement == null) {
return -1;
}
if (RelationalDatabasePackage.eINSTANCE.getRelationalDatabase()
.isSuperTypeOf(domainElement.eClass())
&& isDiagram((RelationalDatabase) domainElement)) {
return RelationalDatabaseEditPart.VISUAL_ID;
}
return -1;
}
/**
* @generated
*/
public static int getNodeVisualID(View containerView, EObject domainElement) {
if (domainElement == null) {
return -1;
}
String containerModelID = edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getModelID(containerView);
if (!RelationalDatabaseEditPart.MODEL_ID.equals(containerModelID)
&& !"relationaldatabase".equals(containerModelID)) { //$NON-NLS-1$
return -1;
}
int containerVisualID;
if (RelationalDatabaseEditPart.MODEL_ID.equals(containerModelID)) {
containerVisualID = edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getVisualID(containerView);
} else {
if (containerView instanceof Diagram) {
containerVisualID = RelationalDatabaseEditPart.VISUAL_ID;
} else {
return -1;
}
}
switch (containerVisualID) {
case RelationalDatabaseEditPart.VISUAL_ID:
if (RelationalDatabasePackage.eINSTANCE.getTable().isSuperTypeOf(
domainElement.eClass())) {
return TableEditPart.VISUAL_ID;
}
break;
case TableTableColumnsCompartmentEditPart.VISUAL_ID:
if (RelationalDatabasePackage.eINSTANCE.getColumn().isSuperTypeOf(
domainElement.eClass())) {
return ColumnEditPart.VISUAL_ID;
}
break;
case TableTableForeignKeysCompartmentEditPart.VISUAL_ID:
if (RelationalDatabasePackage.eINSTANCE.getForeignKey()
.isSuperTypeOf(domainElement.eClass())) {
return ForeignKeyEditPart.VISUAL_ID;
}
break;
}
return -1;
}
/**
* @generated
*/
public static boolean canCreateNode(View containerView, int nodeVisualID) {
String containerModelID = edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getModelID(containerView);
if (!RelationalDatabaseEditPart.MODEL_ID.equals(containerModelID)
&& !"relationaldatabase".equals(containerModelID)) { //$NON-NLS-1$
return false;
}
int containerVisualID;
if (RelationalDatabaseEditPart.MODEL_ID.equals(containerModelID)) {
containerVisualID = edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getVisualID(containerView);
} else {
if (containerView instanceof Diagram) {
containerVisualID = RelationalDatabaseEditPart.VISUAL_ID;
} else {
return false;
}
}
switch (containerVisualID) {
case RelationalDatabaseEditPart.VISUAL_ID:
if (TableEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case TableEditPart.VISUAL_ID:
if (TableNameEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
if (TableTableColumnsCompartmentEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
if (TableTableForeignKeysCompartmentEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case ColumnEditPart.VISUAL_ID:
if (ColumnNameEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case ForeignKeyEditPart.VISUAL_ID:
if (ForeignKeyNameEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case TableTableColumnsCompartmentEditPart.VISUAL_ID:
if (ColumnEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case TableTableForeignKeysCompartmentEditPart.VISUAL_ID:
if (ForeignKeyEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case ForeignKeyTableColumnEditPart.VISUAL_ID:
if (WrappingLabelEditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
case ForeignKeyForeignColumnEditPart.VISUAL_ID:
if (WrappingLabel2EditPart.VISUAL_ID == nodeVisualID) {
return true;
}
break;
}
return false;
}
/**
* @generated
*/
public static int getLinkWithClassVisualID(EObject domainElement) {
if (domainElement == null) {
return -1;
}
return -1;
}
/**
* User can change implementation of this method to handle some specific
* situations not covered by default logic.
*
* @generated
*/
private static boolean isDiagram(RelationalDatabase element) {
return true;
}
/**
* @generated
*/
public static boolean checkNodeVisualID(View containerView,
EObject domainElement, int candidate) {
if (candidate == -1) {
//unrecognized id is always bad
return false;
}
int basic = getNodeVisualID(containerView, domainElement);
return basic == candidate;
}
/**
* @generated
*/
public static boolean isCompartmentVisualID(int visualID) {
switch (visualID) {
case TableTableColumnsCompartmentEditPart.VISUAL_ID:
case TableTableForeignKeysCompartmentEditPart.VISUAL_ID:
return true;
default:
break;
}
return false;
}
/**
* @generated
*/
public static boolean isSemanticLeafVisualID(int visualID) {
switch (visualID) {
case RelationalDatabaseEditPart.VISUAL_ID:
return false;
case ColumnEditPart.VISUAL_ID:
case ForeignKeyEditPart.VISUAL_ID:
return true;
default:
break;
}
return false;
}
/**
* @generated
*/
public static final DiagramStructure TYPED_INSTANCE = new DiagramStructure() {
/**
* @generated
*/
@Override
public int getVisualID(View view) {
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getVisualID(view);
}
/**
* @generated
*/
@Override
public String getModelID(View view) {
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getModelID(view);
}
/**
* @generated
*/
@Override
public int getNodeVisualID(View containerView, EObject domainElement) {
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.getNodeVisualID(containerView, domainElement);
}
/**
* @generated
*/
@Override
public boolean checkNodeVisualID(View containerView,
EObject domainElement, int candidate) {
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.checkNodeVisualID(containerView, domainElement, candidate);
}
/**
* @generated
*/
@Override
public boolean isCompartmentVisualID(int visualID) {
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.isCompartmentVisualID(visualID);
}
/**
* @generated
*/
@Override
public boolean isSemanticLeafVisualID(int visualID) {
return edu.toronto.cs.se.modelepedia.relationaldatabase.diagram.part.RelationalDatabaseVisualIDRegistry
.isSemanticLeafVisualID(visualID);
}
};
}