/*
* AbstractParser.java
*
* This file is part of the STS-Tool project.
* Copyright (c) 2011-2012 "University of Trento - DISI" All rights reserved.
*
* Is strictly forbidden to remove this copyright notice from this source code.
*
* Disclaimer of Warranty:
* STS-Tool (this software) is provided "as-is" and without warranty of any kind,
* express, implied or otherwise, including without limitation, any warranty of
* merchantability or fitness for a particular purpose.
* In no event shall the copyright holder or contributors be liable for any direct,
* indirect, incidental, special, exemplary, or consequential damages
* including, but not limited to, procurement of substitute goods or services;
* loss of use, data, or profits; or business interruption) however caused and on
* any theory of liability, whether in contract, strict liability, or tort (including
* negligence or otherwise) arising in any way out of the use of this software, even
* if advised of the possibility of such damage.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* "University of Trento - DISI","University of Trento - DISI" DISCLAIMS THE
* WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://www.sts-tool.eu/License.php
*
* For more information, please contact STS-Tool group at this
* address: ststool@disi.unitn.it
*
*/
package eu.aniketos.wp1.ststool.diagram.parsers;
import java.util.Arrays;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EAttribute;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EDataType;
import org.eclipse.emf.ecore.EEnum;
import org.eclipse.emf.ecore.EEnumLiteral;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.transaction.util.TransactionUtil;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.common.core.command.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.ui.services.parser.IParser;
import org.eclipse.gmf.runtime.common.ui.services.parser.IParserEditStatus;
import org.eclipse.gmf.runtime.common.ui.services.parser.ParserEditStatus;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.commands.SetValueCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest;
import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
import org.eclipse.osgi.util.NLS;
import eu.aniketos.wp1.ststool.diagram.part.Messages;
import eu.aniketos.wp1.ststool.diagram.part.StsToolDiagramEditorPlugin;
/**
* @generated
*/
public abstract class AbstractParser implements IParser {
/**
* @generated
*/
protected final EAttribute[] features;
/**
* @generated
*/
protected final EAttribute[] editableFeatures;
/**
* @generated
*/
private String viewPattern;
/**
* @generated
*/
private String editorPattern;
/**
* @generated
*/
private String editPattern;
/**
* @generated
*/
public AbstractParser(EAttribute[] features) {
if (features == null || Arrays.asList(features).contains(null)) { throw new IllegalArgumentException(); }
this.editableFeatures = this.features = features;
}
/**
* @generated
*/
public AbstractParser(EAttribute[] features, EAttribute[] editableFeatures) {
if (features == null || Arrays.asList(features).contains(null)) { throw new IllegalArgumentException(); }
this.features = features;
if (editableFeatures == null || Arrays.asList(editableFeatures).contains(null)) { throw new IllegalArgumentException(); }
this.editableFeatures = editableFeatures;
}
/**
* @generated
*/
public String getViewPattern(){
return viewPattern;
}
/**
* @generated
*/
public void setViewPattern(String viewPattern){
this.viewPattern = viewPattern;
}
/**
* @generated
*/
public String getEditorPattern(){
return editorPattern;
}
/**
* @generated
*/
public void setEditorPattern(String editorPattern){
this.editorPattern = editorPattern;
}
/**
* @generated
*/
public String getEditPattern(){
return editPattern;
}
/**
* @generated
*/
public void setEditPattern(String editPattern){
this.editPattern = editPattern;
}
/**
* @generated
*/
public boolean isAffectingEvent(Object event,int flags){
if (event instanceof Notification) { return isAffectingFeature(((Notification) event).getFeature()); }
return false;
}
/**
* @generated
*/
protected boolean isAffectingFeature(Object feature){
for (int i = 0; i < features.length; i++) {
if (features[i] == feature) { return true; }
}
return false;
}
/**
* @generated
*/
public IContentAssistProcessor getCompletionProcessor(IAdaptable element){
return null;
}
/**
* @generated
*/
protected Object[] getValues(EObject element){
Object[] values = new Object[features.length];
for (int i = 0; i < features.length; i++) {
values[i] = getValue(element, features[i]);
}
return values;
}
/**
* @generated
*/
protected Object[] getEditableValues(EObject element){
Object[] values = new Object[editableFeatures.length];
for (int i = 0; i < editableFeatures.length; i++) {
values[i] = getValue(element, editableFeatures[i]);
}
return values;
}
/**
* @generated
*/
protected Object getValue(EObject element,EAttribute feature){
Object value = element.eGet(feature);
Class iClass = feature.getEAttributeType().getInstanceClass();
if (String.class.equals(iClass)) {
if (value == null) {
value = ""; //$NON-NLS-1$
}
}
return value;
}
/**
* @generated
*/
protected ICommand getParseCommand(IAdaptable adapter,Object[] values,int flags){
if (values == null || validateNewValues(values).getCode() != IParserEditStatus.EDITABLE) { return UnexecutableCommand.INSTANCE; }
EObject element = (EObject) adapter.getAdapter(EObject.class);
TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(element);
if (editingDomain == null) { return UnexecutableCommand.INSTANCE; }
CompositeTransactionalCommand command = new CompositeTransactionalCommand(editingDomain, "Set Values"); //$NON-NLS-1$
for (int i = 0; i < values.length; i++) {
command.compose(getModificationCommand(element, editableFeatures[i], values[i]));
}
return command;
}
/**
* @generated
*/
protected ICommand getModificationCommand(EObject element,EAttribute feature,Object value){
value = getValidNewValue(feature, value);
if (value instanceof InvalidValue) { return UnexecutableCommand.INSTANCE; }
SetRequest request = new SetRequest(element, feature, value);
return new SetValueCommand(request);
}
/**
* @generated
*/
protected IParserEditStatus validateNewValues(Object[] values){
if (values.length != editableFeatures.length) { return ParserEditStatus.UNEDITABLE_STATUS; }
for (int i = 0; i < values.length; i++) {
Object value = getValidNewValue(editableFeatures[i], values[i]);
if (value instanceof InvalidValue) { return new ParserEditStatus(StsToolDiagramEditorPlugin.ID, IParserEditStatus.UNEDITABLE, value.toString()); }
}
return ParserEditStatus.EDITABLE_STATUS;
}
/**
* @generated
*/
protected Object getValidNewValue(EAttribute feature,Object value){
EClassifier type = feature.getEType();
if (type instanceof EDataType) {
Class iClass = type.getInstanceClass();
if (Boolean.TYPE.equals(iClass)) {
if (value instanceof Boolean) {
// ok
} else if (value instanceof String) {
value = Boolean.valueOf((String) value);
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Character.TYPE.equals(iClass)) {
if (value instanceof Character) {
// ok
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
value = new Character(s.charAt(0));
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Byte.TYPE.equals(iClass)) {
if (value instanceof Byte) {
// ok
} else if (value instanceof Number) {
value = new Byte(((Number) value).byteValue());
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
try {
value = Byte.valueOf(s);
} catch (NumberFormatException nfe) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_WrongStringConversion, iClass.getName()));
}
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Short.TYPE.equals(iClass)) {
if (value instanceof Short) {
// ok
} else if (value instanceof Number) {
value = new Short(((Number) value).shortValue());
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
try {
value = Short.valueOf(s);
} catch (NumberFormatException nfe) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_WrongStringConversion, iClass.getName()));
}
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Integer.TYPE.equals(iClass)) {
if (value instanceof Integer) {
// ok
} else if (value instanceof Number) {
value = new Integer(((Number) value).intValue());
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
try {
value = Integer.valueOf(s);
} catch (NumberFormatException nfe) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_WrongStringConversion, iClass.getName()));
}
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Long.TYPE.equals(iClass)) {
if (value instanceof Long) {
// ok
} else if (value instanceof Number) {
value = new Long(((Number) value).longValue());
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
try {
value = Long.valueOf(s);
} catch (NumberFormatException nfe) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_WrongStringConversion, iClass.getName()));
}
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Float.TYPE.equals(iClass)) {
if (value instanceof Float) {
// ok
} else if (value instanceof Number) {
value = new Float(((Number) value).floatValue());
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
try {
value = Float.valueOf(s);
} catch (NumberFormatException nfe) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_WrongStringConversion, iClass.getName()));
}
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (Double.TYPE.equals(iClass)) {
if (value instanceof Double) {
// ok
} else if (value instanceof Number) {
value = new Double(((Number) value).doubleValue());
} else if (value instanceof String) {
String s = (String) value;
if (s.length() == 0) {
value = null;
} else {
try {
value = Double.valueOf(s);
} catch (NumberFormatException nfe) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_WrongStringConversion, iClass.getName()));
}
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, iClass.getName()));
}
} else if (type instanceof EEnum) {
if (value instanceof String) {
EEnumLiteral literal = ((EEnum) type).getEEnumLiteralByLiteral((String) value);
if (literal == null) {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnknownLiteral, value));
} else {
value = literal.getInstance();
}
} else {
value = new InvalidValue(NLS.bind(Messages.AbstractParser_UnexpectedValueType, String.class.getName()));
}
}
}
return value;
}
/**
* @generated
*/
protected class InvalidValue {
/**
* @generated
*/
private String description;
/**
* @generated
*/
public InvalidValue(String description) {
this.description = description;
}
/**
* @generated
*/
@Override
public String toString(){
return description;
}
}
}