/**
* Copyright (c) 2002-2009 IBM Corporation 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:
* IBM - Initial API and implementation
*/
package org.eclipse.emf.ecore.impl;
import java.lang.reflect.InvocationTargetException;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.BasicEList;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.common.util.WrappedException;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EModelElement;
import org.eclipse.emf.ecore.ENamedElement;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.EcorePackage;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.resource.Resource.Internal;
import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
import org.eclipse.emf.ecore.util.InternalEList;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>EModel Element</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.emf.ecore.impl.EModelElementImpl#getEAnnotations <em>EAnnotations</em>}</li>
* </ul>
* </p>
*
* @generated not
*/
public abstract class EModelElementImpl extends MinimalEObjectImpl.Container implements EModelElement
{
/**
* The cached value of the '{@link #getEAnnotations() <em>EAnnotations</em>}' containment reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getEAnnotations()
* @generated
* @ordered
*/
protected EList<EAnnotation> eAnnotations;
/**
* An extensible set of bit flags.
*/
protected int eFlags;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected EModelElementImpl()
{
super();
}
/**
* The bit of {@link #eFlags} that is used to represent being {@link #freeze() frozen}.
*/
protected static final int EFROZEN = 1;
/**
* The last bit used by this class; derived classes may use bit values higher than this.
*/
protected static final int ELAST_EMODEL_ELEMENT_FLAG = EFROZEN;
protected void freeze()
{
setFrozen();
}
protected void freeze(Object eModelElement)
{
if (eModelElement instanceof EModelElementImpl)
{
((EModelElementImpl)eModelElement).freeze();
}
}
protected void setFrozen()
{
eFlags |= EFROZEN;
}
protected boolean isFrozen()
{
return (eFlags & EFROZEN) != 0;
}
@Override
protected void eSetDirectResource(Internal resource)
{
assert !isFrozen() : "A frozen model should not be modified";
super.eSetDirectResource(resource);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass()
{
return EcorePackage.Literals.EMODEL_ELEMENT;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EList<EAnnotation> getEAnnotations()
{
if (eAnnotations == null)
{
eAnnotations = new EObjectContainmentWithInverseEList<EAnnotation>(EAnnotation.class, this, EcorePackage.EMODEL_ELEMENT__EANNOTATIONS, EcorePackage.EANNOTATION__EMODEL_ELEMENT);
}
return eAnnotations;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
public EAnnotation getEAnnotation(String source)
{
if (eAnnotations != null)
{
if (eAnnotations instanceof BasicEList<?>)
{
int size = eAnnotations.size();
if (size > 0)
{
EAnnotation [] eAnnotationArray = (EAnnotation[])((BasicEList<?>)eAnnotations).data();
if (source == null)
{
for (int i = 0; i < size; ++i)
{
EAnnotation eAnnotation = eAnnotationArray[i];
if (eAnnotation.getSource() == null)
{
return eAnnotation;
}
}
}
else
{
for (int i = 0; i < size; ++i)
{
EAnnotation eAnnotation = eAnnotationArray[i];
if (source.equals(eAnnotation.getSource()))
{
return eAnnotation;
}
}
}
}
}
else
{
if (source == null)
{
for (EAnnotation eAnnotation : eAnnotations)
{
if (eAnnotation.getSource() == null)
{
return eAnnotation;
}
}
}
else
{
for (EAnnotation eAnnotation : eAnnotations)
{
if (source.equals(eAnnotation.getSource()))
{
return eAnnotation;
}
}
}
}
}
return null;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs)
{
switch (featureID)
{
case EcorePackage.EMODEL_ELEMENT__EANNOTATIONS:
return ((InternalEList<InternalEObject>)(InternalEList<?>)getEAnnotations()).basicAdd(otherEnd, msgs);
}
return eDynamicInverseAdd(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
{
switch (featureID)
{
case EcorePackage.EMODEL_ELEMENT__EANNOTATIONS:
return ((InternalEList<?>)getEAnnotations()).basicRemove(otherEnd, msgs);
}
return eDynamicInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType)
{
switch (featureID)
{
case EcorePackage.EMODEL_ELEMENT__EANNOTATIONS:
return getEAnnotations();
}
return eDynamicGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public void eSet(int featureID, Object newValue)
{
switch (featureID)
{
case EcorePackage.EMODEL_ELEMENT__EANNOTATIONS:
getEAnnotations().clear();
getEAnnotations().addAll((Collection<? extends EAnnotation>)newValue);
return;
}
eDynamicSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID)
{
switch (featureID)
{
case EcorePackage.EMODEL_ELEMENT__EANNOTATIONS:
getEAnnotations().clear();
return;
}
eDynamicUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID)
{
switch (featureID)
{
case EcorePackage.EMODEL_ELEMENT__EANNOTATIONS:
return eAnnotations != null && !eAnnotations.isEmpty();
}
return eDynamicIsSet(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eInvoke(int operationID, EList<?> arguments) throws InvocationTargetException
{
switch (operationID)
{
case EcorePackage.EMODEL_ELEMENT___GET_EANNOTATION__STRING:
return getEAnnotation((String)arguments.get(0));
}
return eDynamicInvoke(operationID, arguments);
}
@Override
public String eURIFragmentSegment(EStructuralFeature eStructuralFeature, EObject eObject)
{
if (eObject instanceof ENamedElement)
{
ENamedElement eNamedElement = (ENamedElement)eObject;
String name = eNamedElement.getName();
int count = 0;
for (Iterator<? extends Object> i = ((InternalEList<EObject>)eContents()).basicIterator(); i.hasNext(); )
{
Object otherEObject = i.next();
if (otherEObject == eObject)
{
break;
}
if (otherEObject instanceof ENamedElement)
{
ENamedElement otherENamedElement = (ENamedElement)otherEObject;
String otherName = otherENamedElement.getName();
if (name == null ? otherName == null : name.equals(otherName))
{
++count;
}
}
}
name = name == null ? "%" : eEncodeValue(name);
return
count > 0 ?
name + "." + count :
name;
}
else if (eObject instanceof EAnnotation)
{
EAnnotation eAnnotation = (EAnnotation)eObject;
String source = eAnnotation.getSource();
int count = 0;
for (Iterator<? extends Object> i = ((InternalEList<EObject>)eContents()).basicIterator(); i.hasNext(); )
{
Object otherEObject = i.next();
if (otherEObject == eObject)
{
break;
}
if (otherEObject instanceof EAnnotation)
{
EAnnotation otherEAnnotation = (EAnnotation)otherEObject;
String otherSource = otherEAnnotation.getSource();
if (source == null ? otherSource == null : source.equals(otherSource))
{
++count;
}
}
}
StringBuffer result = new StringBuffer(source == null ? 6 : source.length() + 5);
result.append('%');
result.append(source == null ? "%" : URI.encodeSegment(source, false));
result.append('%');
if (count > 0)
{
result.append('.');
result.append(count);
}
return result.toString();
}
return super.eURIFragmentSegment(eStructuralFeature, eObject);
}
@Override
public EObject eObjectForURIFragmentSegment(String uriFragmentSegment)
{
int length = uriFragmentSegment.length();
if (length > 0)
{
// Is the first character a special character, i.e., something other than '@'?
//
char firstCharacter = uriFragmentSegment.charAt(0);
if (firstCharacter != '@')
{
// Is it the start of a source URI of an annotation?
//
if (firstCharacter == '%')
{
// Find the closing '%' and make sure it's not just the opening '%'
//
int index = uriFragmentSegment.lastIndexOf("%");
boolean hasCount = false;
if (index != 0 && (index == length - 1 || (hasCount = uriFragmentSegment.charAt(index + 1) == '.')))
{
// Decode all encoded characters.
//
String encodedSource = uriFragmentSegment.substring(1, index);
String source = "%".equals(encodedSource) ? null : URI.decode(encodedSource);
// Check for a count, i.e., a '.' followed by a number.
//
int count = 0;
if (hasCount)
{
try
{
count = Integer.parseInt(uriFragmentSegment.substring(index + 2));
}
catch (NumberFormatException exception)
{
throw new WrappedException(exception);
}
}
// Look for the annotation with the matching source.
//
for (Object object : eContents())
{
if (object instanceof EAnnotation)
{
EAnnotation eAnnotation = (EAnnotation)object;
String otherSource = eAnnotation.getSource();
if ((source == null ? otherSource == null : source.equals(otherSource)) && count-- == 0)
{
return eAnnotation;
}
}
}
return null;
}
}
// Look for trailing count.
//
int index = uriFragmentSegment.lastIndexOf(".");
String name = index == -1 ? uriFragmentSegment : uriFragmentSegment.substring(0, index);
int count = 0;
if (index != -1)
{
try
{
count = Integer.parseInt(uriFragmentSegment.substring(index + 1));
}
catch (NumberFormatException exception)
{
// Interpret it as part of the name.
//
name = uriFragmentSegment;
}
}
name = "%".equals(name) ? null : URI.decode(name);
// Look for a matching named element.
//
for (Object object : eContents())
{
if (object instanceof ENamedElement)
{
ENamedElement eNamedElement = (ENamedElement)object;
String otherName = eNamedElement.getName();
if ((name == null ? otherName == null : name.equals(otherName)) && count-- == 0)
{
return eNamedElement;
}
}
}
return null;
}
}
return super.eObjectForURIFragmentSegment(uriFragmentSegment);
}
}