/**
* Copyright (c) 2006 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.util.AbstractSet;
import java.util.Collection;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.WeakHashMap;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EGenericType;
import org.eclipse.emf.ecore.ETypeParameter;
import org.eclipse.emf.ecore.EcorePackage;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>EType Parameter</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.emf.ecore.impl.ETypeParameterImpl#getEBounds <em>EBounds</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class ETypeParameterImpl extends ENamedElementImpl implements ETypeParameter
{
/**
* The cached value of the '{@link #getEBounds() <em>EBounds</em>}' containment reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getEBounds()
* @generated
* @ordered
*/
protected EList<EGenericType> eBounds;
/**
* The cached set of all generic types that reference this type parameter.
* It is populated as the type parameter is {@link EGenericType#setETypeParameter(ETypeParameter) set} on the generic type.
* @see EGenericTypeImpl#setETypeParameter(ETypeParameter)
*/
protected Set<EGenericType> eGenericTypes;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ETypeParameterImpl()
{
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass()
{
return EcorePackage.Literals.ETYPE_PARAMETER;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
public EList<EGenericType> getEBounds()
{
if (eBounds == null)
{
eBounds =
new EObjectContainmentEList<EGenericType>(EGenericType.class, this, EcorePackage.ETYPE_PARAMETER__EBOUNDS)
{
private static final long serialVersionUID = 1L;
@Override
public NotificationChain inverseAdd(EGenericType object, NotificationChain notifications)
{
notifications = super.inverseAdd(object, notifications);
synchronized (ETypeParameterImpl.this)
{
@SuppressWarnings("unchecked")
Set<EGenericTypeImpl> eGenericTypes = (Set<EGenericTypeImpl>)(Set<?>)getEGenericTypes();
for (EGenericTypeImpl eGenericType : eGenericTypes)
{
notifications = eGenericType.setERawType(eGenericType.getErasure(ETypeParameterImpl.this), notifications);
}
}
return notifications;
}
@Override
public NotificationChain inverseRemove(EGenericType object, NotificationChain notifications)
{
notifications = super.inverseRemove(object, notifications);
synchronized (ETypeParameterImpl.this)
{
@SuppressWarnings("unchecked") Set<EGenericTypeImpl> eGenericTypes = (Set<EGenericTypeImpl>)(Set<?>)getEGenericTypes();
for (EGenericTypeImpl eGenericType : eGenericTypes)
{
notifications = eGenericType.setERawType(eGenericType.getErasure(ETypeParameterImpl.this), notifications);
}
}
return notifications;
}
};
}
return eBounds;
}
/**
*/
protected Set<EGenericType> getEGenericTypes()
{
if (eGenericTypes == null)
{
eGenericTypes =
new WeakHashMap<EGenericType, Object>()
{
private WeakHashMap<EGenericType, Object> map()
{
return this;
}
@Override
public Set<EGenericType> keySet()
{
// Create a key set that supports add.
//
return
new AbstractSet<EGenericType>()
{
@Override
public Iterator<EGenericType> iterator()
{
final Iterator<Map.Entry<EGenericType, Object>> delegateIterator = map().entrySet().iterator();
return
new Iterator<EGenericType>()
{
public boolean hasNext()
{
return delegateIterator.hasNext();
}
public EGenericType next()
{
return delegateIterator.next().getKey();
}
public void remove()
{
delegateIterator.remove();
}
};
}
@Override
public int size()
{
return map().size();
}
@Override
public boolean contains(Object object)
{
return containsKey(object);
}
@Override
public boolean add(EGenericType eGenericType)
{
return map().put(eGenericType, "") == null;
}
@Override
public boolean addAll(Collection<? extends EGenericType> eGenericTypes)
{
boolean result = false;
for (EGenericType eGenericType : eGenericTypes)
{
if (map().put(eGenericType, "") == null)
{
result = true;
}
}
return result;
}
@Override
public boolean remove(Object object)
{
if (containsKey(object))
{
map().remove(object);
return true;
}
else
{
return false;
}
}
@Override
public void clear()
{
map().clear();
}
};
}
}.keySet();
}
return eGenericTypes;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
{
switch (featureID)
{
case EcorePackage.ETYPE_PARAMETER__EANNOTATIONS:
return ((InternalEList<?>)getEAnnotations()).basicRemove(otherEnd, msgs);
case EcorePackage.ETYPE_PARAMETER__EBOUNDS:
return ((InternalEList<?>)getEBounds()).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.ETYPE_PARAMETER__EANNOTATIONS:
return getEAnnotations();
case EcorePackage.ETYPE_PARAMETER__NAME:
return getName();
case EcorePackage.ETYPE_PARAMETER__EBOUNDS:
return getEBounds();
}
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.ETYPE_PARAMETER__EANNOTATIONS:
getEAnnotations().clear();
getEAnnotations().addAll((Collection<? extends EAnnotation>)newValue);
return;
case EcorePackage.ETYPE_PARAMETER__NAME:
setName((String)newValue);
return;
case EcorePackage.ETYPE_PARAMETER__EBOUNDS:
getEBounds().clear();
getEBounds().addAll((Collection<? extends EGenericType>)newValue);
return;
}
eDynamicSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID)
{
switch (featureID)
{
case EcorePackage.ETYPE_PARAMETER__EANNOTATIONS:
getEAnnotations().clear();
return;
case EcorePackage.ETYPE_PARAMETER__NAME:
setName(NAME_EDEFAULT);
return;
case EcorePackage.ETYPE_PARAMETER__EBOUNDS:
getEBounds().clear();
return;
}
eDynamicUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID)
{
switch (featureID)
{
case EcorePackage.ETYPE_PARAMETER__EANNOTATIONS:
return eAnnotations != null && !eAnnotations.isEmpty();
case EcorePackage.ETYPE_PARAMETER__NAME:
return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
case EcorePackage.ETYPE_PARAMETER__EBOUNDS:
return eBounds != null && !eBounds.isEmpty();
}
return eDynamicIsSet(featureID);
}
} //ETypeParameterImpl
