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/*
 * Copyright (c) 2012 - 2024 Data In Motion and others.
 * All rights reserved. 
 * 
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * 
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *      Mark Hoffmann - initial API and implementation
 */
package org.omg.bpmn.bpmn2.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.EObject;
import org.eclipse.emf.ecore.InternalEObject;

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

import org.eclipse.emf.ecore.util.BasicFeatureMap;
import org.eclipse.emf.ecore.util.FeatureMap;
import org.eclipse.emf.ecore.util.InternalEList;

import org.omg.bpmn.bpmn2.Bpmn2Package;
import org.omg.bpmn.bpmn2.ExtensionAttributeDefinition;
import org.omg.bpmn.bpmn2.ExtensionAttributeValue;

/**
 * 
 * An implementation of the model object 'Extension Attribute Value'.
 * 
 * 
 * The following features are implemented:
 * 
 * 
 *   {@link org.omg.bpmn.bpmn2.impl.ExtensionAttributeValueImpl#getValueRef Value Ref}
 *   {@link org.omg.bpmn.bpmn2.impl.ExtensionAttributeValueImpl#getValue Value}
 *   {@link org.omg.bpmn.bpmn2.impl.ExtensionAttributeValueImpl#getExtensionAttributeDefinition Extension Attribute Definition}
 * 
 *
 * @generated
 */
public class ExtensionAttributeValueImpl extends MinimalEObjectImpl.Container implements ExtensionAttributeValue {
	/**
	 * The cached value of the '{@link #getValueRef() Value Ref}' reference.
	 * 
	 * 
	 * @see #getValueRef()
	 * @generated
	 * @ordered
	 */
	protected EObject valueRef;

	/**
	 * The cached value of the '{@link #getValue() Value}' attribute list.
	 * 
	 * 
	 * @see #getValue()
	 * @generated
	 * @ordered
	 */
	protected FeatureMap value;

	/**
	 * The cached value of the '{@link #getExtensionAttributeDefinition() Extension Attribute Definition}' reference.
	 * 
	 * 
	 * @see #getExtensionAttributeDefinition()
	 * @generated
	 * @ordered
	 */
	protected ExtensionAttributeDefinition extensionAttributeDefinition;

	/**
	 * 
	 * 
	 * @generated
	 */
	protected ExtensionAttributeValueImpl() {
		super();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return Bpmn2Package.eINSTANCE.getExtensionAttributeValue();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public EObject getValueRef() {
		if (valueRef != null && valueRef.eIsProxy()) {
			InternalEObject oldValueRef = (InternalEObject)valueRef;
			valueRef = eResolveProxy(oldValueRef);
			if (valueRef != oldValueRef) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE_REF, oldValueRef, valueRef));
			}
		}
		return valueRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public EObject basicGetValueRef() {
		return valueRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setValueRef(EObject newValueRef) {
		EObject oldValueRef = valueRef;
		valueRef = newValueRef;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE_REF, oldValueRef, valueRef));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public FeatureMap getValue() {
		if (value == null) {
			value = new BasicFeatureMap(this, Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE);
		}
		return value;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public ExtensionAttributeDefinition getExtensionAttributeDefinition() {
		if (extensionAttributeDefinition != null && extensionAttributeDefinition.eIsProxy()) {
			InternalEObject oldExtensionAttributeDefinition = (InternalEObject)extensionAttributeDefinition;
			extensionAttributeDefinition = (ExtensionAttributeDefinition)eResolveProxy(oldExtensionAttributeDefinition);
			if (extensionAttributeDefinition != oldExtensionAttributeDefinition) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__EXTENSION_ATTRIBUTE_DEFINITION, oldExtensionAttributeDefinition, extensionAttributeDefinition));
			}
		}
		return extensionAttributeDefinition;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public ExtensionAttributeDefinition basicGetExtensionAttributeDefinition() {
		return extensionAttributeDefinition;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setExtensionAttributeDefinition(ExtensionAttributeDefinition newExtensionAttributeDefinition) {
		ExtensionAttributeDefinition oldExtensionAttributeDefinition = extensionAttributeDefinition;
		extensionAttributeDefinition = newExtensionAttributeDefinition;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__EXTENSION_ATTRIBUTE_DEFINITION, oldExtensionAttributeDefinition, extensionAttributeDefinition));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE:
				return ((InternalEList)getValue()).basicRemove(otherEnd, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE_REF:
				if (resolve) return getValueRef();
				return basicGetValueRef();
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE:
				if (coreType) return getValue();
				return ((FeatureMap.Internal)getValue()).getWrapper();
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__EXTENSION_ATTRIBUTE_DEFINITION:
				if (resolve) return getExtensionAttributeDefinition();
				return basicGetExtensionAttributeDefinition();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE_REF:
				setValueRef((EObject)newValue);
				return;
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE:
				((FeatureMap.Internal)getValue()).set(newValue);
				return;
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__EXTENSION_ATTRIBUTE_DEFINITION:
				setExtensionAttributeDefinition((ExtensionAttributeDefinition)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE_REF:
				setValueRef((EObject)null);
				return;
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE:
				getValue().clear();
				return;
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__EXTENSION_ATTRIBUTE_DEFINITION:
				setExtensionAttributeDefinition((ExtensionAttributeDefinition)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE_REF:
				return valueRef != null;
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__VALUE:
				return value != null && !value.isEmpty();
			case Bpmn2Package.EXTENSION_ATTRIBUTE_VALUE__EXTENSION_ATTRIBUTE_DEFINITION:
				return extensionAttributeDefinition != null;
		}
		return super.eIsSet(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuilder result = new StringBuilder(super.toString());
		result.append(" (value: ");
		result.append(value);
		result.append(')');
		return result.toString();
	}

} //ExtensionAttributeValueImpl