org.eclipse.gmf.runtime.notation/src/org/eclipse/gmf/runtime/notation/impl/NodeEntryImpl.java

/******************************************************************************
 * Copyright (c) 2004, 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 Corporation - initial API and implementation 
 ****************************************************************************/

package org.eclipse.gmf.runtime.notation.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.BasicEMap;
import org.eclipse.emf.common.util.EMap;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.MinimalEObjectImpl;
import org.eclipse.gmf.runtime.notation.Alignment;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.NotationPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Node Entry</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.gmf.runtime.notation.impl.NodeEntryImpl#getTypedValue <em>Value</em>}</li>
 *   <li>{@link org.eclipse.gmf.runtime.notation.impl.NodeEntryImpl#getTypedKey <em>Key</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
/*
 * @canBeSeenBy org.eclipse.gmf.runtime.notation.*
 */
public class NodeEntryImpl extends MinimalEObjectImpl.Container implements BasicEMap.Entry {
	
	/**
	 * int field to store booleans and enums
	 * @since 1.2 
	 */
	protected int eFlags = 0;
	
    /**
	 * The default value of the '{@link #getTypedValue() <em>Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTypedValue()
	 * @generated
	 * @ordered
	 */
	protected static final Alignment VALUE_EDEFAULT = Alignment.CENTER_LITERAL;

    /**
	 * The offset of the flags representing the value of the '{@link #getTypedValue() <em>Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected static final int VALUE_EFLAG_OFFSET = 8;

				/**
	 * The flags representing the default value of the '{@link #getTypedValue() <em>Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected static final int VALUE_EFLAG_DEFAULT = Alignment.VALUES.indexOf(VALUE_EDEFAULT) << VALUE_EFLAG_OFFSET;

				/**
	 * The array of enumeration values for '{@link Alignment Alignment}'
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	private static final Alignment[] VALUE_EFLAG_VALUES = (Alignment[])Alignment.VALUES.toArray(new Alignment[Alignment.VALUES.size()]);

				/**
	 * The flags representing the value of the '{@link #getTypedValue() <em>Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTypedValue()
	 * @generated
	 * @ordered
	 */
	protected static final int VALUE_EFLAG = 0x7 << VALUE_EFLAG_OFFSET;

				/**
	 * The cached value of the '{@link #getTypedKey() <em>Key</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTypedKey()
	 * @generated
	 * @ordered
	 */
	protected Node key;

    /**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected NodeEntryImpl() {
		super();
		eFlags |= VALUE_EFLAG_DEFAULT;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Alignment getTypedValue() {
		return VALUE_EFLAG_VALUES[(eFlags & VALUE_EFLAG) >>> VALUE_EFLAG_OFFSET];
	}

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setTypedValue(Alignment newValue) {
		Alignment oldValue = VALUE_EFLAG_VALUES[(eFlags & VALUE_EFLAG) >>> VALUE_EFLAG_OFFSET];
		if (newValue == null) newValue = VALUE_EDEFAULT;
		eFlags = eFlags & ~VALUE_EFLAG | Alignment.VALUES.indexOf(newValue) << VALUE_EFLAG_OFFSET;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, NotationPackage.NODE_ENTRY__VALUE, oldValue, newValue));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	public Node getTypedKey() {
		if (key != null && key.eIsProxy()) {
			EObject oldKey = key;
			key = (Node)eResolveProxy((InternalEObject)key);
			if (key != oldKey) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, NotationPackage.NODE_ENTRY__KEY, oldKey, key));
			}
		}
		return key;
	}

    /**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Node basicGetTypedKey() {
		return key;
	}

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	public void setTypedKey(Node newKey) {
		Node oldKey = key;
		key = newKey;
		
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, NotationPackage.NODE_ENTRY__KEY, oldKey, key));
	}

    /**
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case NotationPackage.NODE_ENTRY__VALUE:
				return getTypedValue();
			case NotationPackage.NODE_ENTRY__KEY:
				if (resolve) return getTypedKey();
				return basicGetTypedKey();
		}
		return eDynamicGet(featureID, resolve, coreType);
	}

    /**
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case NotationPackage.NODE_ENTRY__VALUE:
				setTypedValue((Alignment)newValue);
				return;
			case NotationPackage.NODE_ENTRY__KEY:
				setTypedKey((Node)newValue);
				return;
		}
		eDynamicSet(featureID, newValue);
	}

    /**
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    public void eUnset(int featureID) {
		switch (featureID) {
			case NotationPackage.NODE_ENTRY__VALUE:
				setTypedValue(VALUE_EDEFAULT);
				return;
			case NotationPackage.NODE_ENTRY__KEY:
				setTypedKey((Node)null);
				return;
		}
		eDynamicUnset(featureID);
	}

    /**
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    public boolean eIsSet(int featureID) {
		switch (featureID) {
			case NotationPackage.NODE_ENTRY__VALUE:
				return (eFlags & VALUE_EFLAG) != VALUE_EFLAG_DEFAULT;
			case NotationPackage.NODE_ENTRY__KEY:
				return key != null;
		}
		return eDynamicIsSet(featureID);
	}

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

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (value: "); //$NON-NLS-1$
		result.append(VALUE_EFLAG_VALUES[(eFlags & VALUE_EFLAG) >>> VALUE_EFLAG_OFFSET]);
		result.append(')');
		return result.toString();
	}

    /**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected int hash = -1;

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public int getHash() {
		if (hash == -1) {
			Object theKey = getKey();
			hash = (theKey == null ? 0 : theKey.hashCode());
		}
		return hash;
	}

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setHash(int hash) {
		this.hash = hash;
	}

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object getKey() {
		return getTypedKey();
	}

    /**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setKey(Object key) {
		setTypedKey((Node)key);
	}

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object getValue() {
		return getTypedValue();
	}

    /**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object setValue(Object value) {
		Object oldValue = getValue();
		setTypedValue((Alignment)value);
		return oldValue;
	}

				/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EMap getEMap() {
		EObject container = eContainer();
		return container == null ? null : (EMap)container.eGet(eContainmentFeature());
	}

} //NodeEntryImpl