/**
* <copyright>
* </copyright>
*
* $Id$
*/
package dataaccess.query.impl;
import behavioral.actions.Iterator;
import dataaccess.expressions.Expression;
import dataaccess.expressions.ExpressionsPackage;
import dataaccess.expressions.impl.ExpressionImpl;
import dataaccess.query.FromClause;
import dataaccess.query.OqlQuery;
import dataaccess.query.QueryPackage;
import java.util.Collection;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
import org.eclipse.emf.ecore.util.EObjectResolvingEList;
import org.eclipse.emf.ecore.util.InternalEList;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Oql Query</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link dataaccess.query.impl.OqlQueryImpl#getCondition <em>Condition</em>}</li>
* <li>{@link dataaccess.query.impl.OqlQueryImpl#getFromClauses <em>From Clauses</em>}</li>
* <li>{@link dataaccess.query.impl.OqlQueryImpl#getSelected <em>Selected</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class OqlQueryImpl extends ExpressionImpl implements OqlQuery {
/**
* The cached value of the '{@link #getCondition() <em>Condition</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getCondition()
* @generated
* @ordered
*/
protected Expression condition;
/**
* The cached value of the '{@link #getFromClauses() <em>From Clauses</em>}' containment reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getFromClauses()
* @generated
* @ordered
*/
protected EList<FromClause> fromClauses;
/**
* The cached value of the '{@link #getSelected() <em>Selected</em>}' reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getSelected()
* @generated
* @ordered
*/
protected EList<Iterator> selected;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected OqlQueryImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return QueryPackage.Literals.OQL_QUERY;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Expression getCondition() {
if (condition != null && condition.eIsProxy()) {
InternalEObject oldCondition = (InternalEObject)condition;
condition = (Expression)eResolveProxy(oldCondition);
if (condition != oldCondition) {
InternalEObject newCondition = (InternalEObject)condition;
NotificationChain msgs = oldCondition.eInverseRemove(this, ExpressionsPackage.EXPRESSION__CONDITION_OF_OQL_QUERY, Expression.class, null);
if (newCondition.eInternalContainer() == null) {
msgs = newCondition.eInverseAdd(this, ExpressionsPackage.EXPRESSION__CONDITION_OF_OQL_QUERY, Expression.class, msgs);
}
if (msgs != null) msgs.dispatch();
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, QueryPackage.OQL_QUERY__CONDITION, oldCondition, condition));
}
}
return condition;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Expression basicGetCondition() {
return condition;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetCondition(Expression newCondition, NotificationChain msgs) {
Expression oldCondition = condition;
condition = newCondition;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, QueryPackage.OQL_QUERY__CONDITION, oldCondition, newCondition);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setCondition(Expression newCondition) {
if (newCondition != condition) {
NotificationChain msgs = null;
if (condition != null)
msgs = ((InternalEObject)condition).eInverseRemove(this, ExpressionsPackage.EXPRESSION__CONDITION_OF_OQL_QUERY, Expression.class, msgs);
if (newCondition != null)
msgs = ((InternalEObject)newCondition).eInverseAdd(this, ExpressionsPackage.EXPRESSION__CONDITION_OF_OQL_QUERY, Expression.class, msgs);
msgs = basicSetCondition(newCondition, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, QueryPackage.OQL_QUERY__CONDITION, newCondition, newCondition));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EList<FromClause> getFromClauses() {
if (fromClauses == null) {
fromClauses = new EObjectContainmentWithInverseEList.Resolving<FromClause>(FromClause.class, this, QueryPackage.OQL_QUERY__FROM_CLAUSES, QueryPackage.FROM_CLAUSE__FROM_CLAUSE_OF_OQL_QUERY);
}
return fromClauses;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EList<Iterator> getSelected() {
if (selected == null) {
selected = new EObjectResolvingEList<Iterator>(Iterator.class, this, QueryPackage.OQL_QUERY__SELECTED);
}
return selected;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case QueryPackage.OQL_QUERY__CONDITION:
if (condition != null)
msgs = ((InternalEObject)condition).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - QueryPackage.OQL_QUERY__CONDITION, null, msgs);
return basicSetCondition((Expression)otherEnd, msgs);
case QueryPackage.OQL_QUERY__FROM_CLAUSES:
return ((InternalEList<InternalEObject>)(InternalEList<?>)getFromClauses()).basicAdd(otherEnd, msgs);
}
return super.eInverseAdd(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case QueryPackage.OQL_QUERY__CONDITION:
return basicSetCondition(null, msgs);
case QueryPackage.OQL_QUERY__FROM_CLAUSES:
return ((InternalEList<?>)getFromClauses()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case QueryPackage.OQL_QUERY__CONDITION:
if (resolve) return getCondition();
return basicGetCondition();
case QueryPackage.OQL_QUERY__FROM_CLAUSES:
return getFromClauses();
case QueryPackage.OQL_QUERY__SELECTED:
return getSelected();
}
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 QueryPackage.OQL_QUERY__CONDITION:
setCondition((Expression)newValue);
return;
case QueryPackage.OQL_QUERY__FROM_CLAUSES:
getFromClauses().clear();
getFromClauses().addAll((Collection<? extends FromClause>)newValue);
return;
case QueryPackage.OQL_QUERY__SELECTED:
getSelected().clear();
getSelected().addAll((Collection<? extends Iterator>)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case QueryPackage.OQL_QUERY__CONDITION:
setCondition((Expression)null);
return;
case QueryPackage.OQL_QUERY__FROM_CLAUSES:
getFromClauses().clear();
return;
case QueryPackage.OQL_QUERY__SELECTED:
getSelected().clear();
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case QueryPackage.OQL_QUERY__CONDITION:
return condition != null;
case QueryPackage.OQL_QUERY__FROM_CLAUSES:
return fromClauses != null && !fromClauses.isEmpty();
case QueryPackage.OQL_QUERY__SELECTED:
return selected != null && !selected.isEmpty();
}
return super.eIsSet(featureID);
}
} //OqlQueryImpl