/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipselabs.mscript.language.ast.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipselabs.mscript.language.ast.AstPackage;
import org.eclipselabs.mscript.language.ast.IterationAccumulator;
import org.eclipselabs.mscript.typesystem.Expression;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Iteration Accumulator</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipselabs.mscript.language.ast.impl.IterationAccumulatorImpl#getName <em>Name</em>}</li>
 *   <li>{@link org.eclipselabs.mscript.language.ast.impl.IterationAccumulatorImpl#getInitializer <em>Initializer</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class IterationAccumulatorImpl extends CallableElementImpl implements IterationAccumulator {
	/**
	 * The default value of the '{@link #getName() <em>Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected static final String NAME_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getName() <em>Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected String name = NAME_EDEFAULT;

	/**
	 * The cached value of the '{@link #getInitializer() <em>Initializer</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getInitializer()
	 * @generated
	 * @ordered
	 */
	protected Expression initializer;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected IterationAccumulatorImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return AstPackage.Literals.ITERATION_ACCUMULATOR;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getName() {
		return name;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setName(String newName) {
		String oldName = name;
		name = newName;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, AstPackage.ITERATION_ACCUMULATOR__NAME, oldName, name));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Expression getInitializer() {
		return initializer;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetInitializer(Expression newInitializer, NotificationChain msgs) {
		Expression oldInitializer = initializer;
		initializer = newInitializer;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, AstPackage.ITERATION_ACCUMULATOR__INITIALIZER, oldInitializer, newInitializer);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setInitializer(Expression newInitializer) {
		if (newInitializer != initializer) {
			NotificationChain msgs = null;
			if (initializer != null)
				msgs = ((InternalEObject)initializer).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - AstPackage.ITERATION_ACCUMULATOR__INITIALIZER, null, msgs);
			if (newInitializer != null)
				msgs = ((InternalEObject)newInitializer).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - AstPackage.ITERATION_ACCUMULATOR__INITIALIZER, null, msgs);
			msgs = basicSetInitializer(newInitializer, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, AstPackage.ITERATION_ACCUMULATOR__INITIALIZER, newInitializer, newInitializer));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case AstPackage.ITERATION_ACCUMULATOR__INITIALIZER:
				return basicSetInitializer(null, 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 AstPackage.ITERATION_ACCUMULATOR__NAME:
				return getName();
			case AstPackage.ITERATION_ACCUMULATOR__INITIALIZER:
				return getInitializer();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case AstPackage.ITERATION_ACCUMULATOR__NAME:
				setName((String)newValue);
				return;
			case AstPackage.ITERATION_ACCUMULATOR__INITIALIZER:
				setInitializer((Expression)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case AstPackage.ITERATION_ACCUMULATOR__NAME:
				setName(NAME_EDEFAULT);
				return;
			case AstPackage.ITERATION_ACCUMULATOR__INITIALIZER:
				setInitializer((Expression)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case AstPackage.ITERATION_ACCUMULATOR__NAME:
				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
			case AstPackage.ITERATION_ACCUMULATOR__INITIALIZER:
				return initializer != null;
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (name: ");
		result.append(name);
		result.append(')');
		return result.toString();
	}

} //IterationAccumulatorImpl
