tcl/plugins/org.eclipse.dltk.tcl.parser/ast/org/eclipse/dltk/tcl/ast/impl/VariableReferenceImpl.java

/*******************************************************************************
 * Copyright (c) 2008 xored software, Inc.  
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 * 
 * SPDX-License-Identifier: EPL-2.0  
 *
 * Contributors:
 *     xored software, Inc. - initial API and Implementation (Andrei Sobolev)
 *******************************************************************************/
package org.eclipse.dltk.tcl.ast.impl;

import org.eclipse.dltk.tcl.ast.AstPackage;
import org.eclipse.dltk.tcl.ast.TclArgument;
import org.eclipse.dltk.tcl.ast.VariableReference;

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;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Variable Reference</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.dltk.tcl.ast.impl.VariableReferenceImpl#getName <em>Name</em>}</li>
 *   <li>{@link org.eclipse.dltk.tcl.ast.impl.VariableReferenceImpl#getIndex <em>Index</em>}</li>
 * </ul>
 *
 * @generated
 */
public class VariableReferenceImpl extends TclArgumentImpl
		implements VariableReference {
	/**
	 * 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 #getIndex() <em>Index</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getIndex()
	 * @generated
	 * @ordered
	 */
	protected TclArgument index;

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

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

	/**
	 * <!-- 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.VARIABLE_REFERENCE__NAME, oldName, name));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public TclArgument getIndex() {
		return index;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetIndex(TclArgument newIndex,
			NotificationChain msgs) {
		TclArgument oldIndex = index;
		index = newIndex;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this,
					Notification.SET, AstPackage.VARIABLE_REFERENCE__INDEX,
					oldIndex, newIndex);
			if (msgs == null)
				msgs = notification;
			else
				msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setIndex(TclArgument newIndex) {
		if (newIndex != index) {
			NotificationChain msgs = null;
			if (index != null)
				msgs = ((InternalEObject) index).eInverseRemove(this,
						EOPPOSITE_FEATURE_BASE
								- AstPackage.VARIABLE_REFERENCE__INDEX,
						null, msgs);
			if (newIndex != null)
				msgs = ((InternalEObject) newIndex).eInverseAdd(this,
						EOPPOSITE_FEATURE_BASE
								- AstPackage.VARIABLE_REFERENCE__INDEX,
						null, msgs);
			msgs = basicSetIndex(newIndex, msgs);
			if (msgs != null)
				msgs.dispatch();
		} else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
					AstPackage.VARIABLE_REFERENCE__INDEX, newIndex, newIndex));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd,
			int featureID, NotificationChain msgs) {
		switch (featureID) {
		case AstPackage.VARIABLE_REFERENCE__INDEX:
			return basicSetIndex(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.VARIABLE_REFERENCE__NAME:
			return getName();
		case AstPackage.VARIABLE_REFERENCE__INDEX:
			return getIndex();
		}
		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.VARIABLE_REFERENCE__NAME:
			setName((String) newValue);
			return;
		case AstPackage.VARIABLE_REFERENCE__INDEX:
			setIndex((TclArgument) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

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

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

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

		StringBuilder result = new StringBuilder(super.toString());
		result.append(" (name: "); //$NON-NLS-1$
		result.append(name);
		result.append(')');
		return result.toString();
	}

} //VariableReferenceImpl