/*******************************************************************************
 * Copyright (c) 2001, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
/*
 *  $RCSfile: FeatureAttributeMapEntryImpl.java,v $
 *  $Revision: 1.2 $  $Date: 2004/08/27 15:33:31 $ 
 */

package org.eclipse.jem.internal.beaninfo.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;

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.EStructuralFeature;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;

import org.eclipse.jem.internal.beaninfo.BeaninfoPackage;
import org.eclipse.jem.internal.beaninfo.FeatureAttributeValue;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Feature Attribute Map Entry</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.jem.internal.beaninfo.impl.FeatureAttributeMapEntryImpl#getTypedKey <em>Key</em>}</li>
 *   <li>{@link org.eclipse.jem.internal.beaninfo.impl.FeatureAttributeMapEntryImpl#getTypedValue <em>Value</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class FeatureAttributeMapEntryImpl extends EObjectImpl implements BasicEMap.Entry {
	/**
	 * The default value of the '{@link #getTypedKey() <em>Key</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTypedKey()
	 * @generated
	 * @ordered
	 */
	protected static final String KEY_EDEFAULT = null;

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

	/**
	 * The cached value of the '{@link #getTypedValue() <em>Value</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTypedValue()
	 * @generated
	 * @ordered
	 */
	protected FeatureAttributeValue value = null;

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected EClass eStaticClass() {
		return BeaninfoPackage.eINSTANCE.getFeatureAttributeMapEntry();
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setTypedKey(String newKey) {
		String oldKey = key;
		key = newKey;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__KEY, oldKey, key));
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetTypedValue(FeatureAttributeValue newValue, NotificationChain msgs) {
		FeatureAttributeValue oldValue = value;
		value = newValue;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE, oldValue, newValue);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setTypedValue(FeatureAttributeValue newValue) {
		if (newValue != value) {
			NotificationChain msgs = null;
			if (value != null)
				msgs = ((InternalEObject)value).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE, null, msgs);
			if (newValue != null)
				msgs = ((InternalEObject)newValue).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE, null, msgs);
			msgs = basicSetTypedValue(newValue, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE, newValue, newValue));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
		if (featureID >= 0) {
			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
				case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE:
					return basicSetTypedValue(null, msgs);
				default:
					return eDynamicInverseRemove(otherEnd, featureID, baseClass, msgs);
			}
		}
		return eBasicSetContainer(null, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__KEY:
				return getTypedKey();
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE:
				return getTypedValue();
		}
		return eDynamicGet(eFeature, resolve);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void eSet(EStructuralFeature eFeature, Object newValue) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__KEY:
				setTypedKey((String)newValue);
				return;
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE:
				setTypedValue((FeatureAttributeValue)newValue);
				return;
		}
		eDynamicSet(eFeature, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void eUnset(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__KEY:
				setTypedKey(KEY_EDEFAULT);
				return;
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE:
				setTypedValue((FeatureAttributeValue)null);
				return;
		}
		eDynamicUnset(eFeature);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean eIsSet(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__KEY:
				return KEY_EDEFAULT == null ? key != null : !KEY_EDEFAULT.equals(key);
			case BeaninfoPackage.FEATURE_ATTRIBUTE_MAP_ENTRY__VALUE:
				return value != null;
		}
		return eDynamicIsSet(eFeature);
	}

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

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (key: ");
		result.append(key);
		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((String)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((FeatureAttributeValue)value);
		return oldValue;
	}

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