/**
 * Copyright (c) 2013 itemis AG 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:
 *     Mark Broerkens - initial API and implementation
 * 
 */
package org.eclipse.rmf.reqif10;

import org.eclipse.emf.ecore.EObject;

/**
 * <!-- begin-user-doc --> A representation of the model object '<em><b>Alternative ID</b></em>'. <!-- end-user-doc -->
 * <p>
 * The following features are supported:
 * <ul>
 * <li>{@link org.eclipse.rmf.reqif10.AlternativeID#getIdentifier <em>Identifier</em>}</li>
 * </ul>
 * </p>
 * 
 * @see org.eclipse.rmf.reqif10.ReqIF10Package#getAlternativeID()
 * @model extendedMetaData="name='ALTERNATIVE-ID' kind='elementOnly'" annotation=
 *        "http:///org/eclipse/sphinx/emf/serialization/XMLPersistenceMappingExtendedMetaData wrapperName='ALTERNATIVE-ID'"
 * @generated
 */
public interface AlternativeID extends EObject {
	/**
	 * Returns the value of the '<em><b>Identifier</b></em>' attribute. <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Identifier</em>' attribute isn't clear, there really should be more of a description
	 * here...
	 * </p>
	 * <!-- end-user-doc -->
	 * 
	 * @return the value of the '<em>Identifier</em>' attribute.
	 * @see #isSetIdentifier()
	 * @see #unsetIdentifier()
	 * @see #setIdentifier(String)
	 * @see org.eclipse.rmf.reqif10.ReqIF10Package#getAlternativeID_Identifier()
	 * @model unsettable="true" required="true" ordered="false" extendedMetaData="name='IDENTIFIER' kind='attribute'"
	 *        annotation=
	 *        "http:///org/eclipse/sphinx/emf/serialization/XMLPersistenceMappingExtendedMetaData wrapperName='IDENTIFIER' featureWrapperElement='false' featureElement='true' classifierWrapperElement='false' classifierElement='false'"
	 * @generated
	 */
	String getIdentifier();

	/**
	 * Sets the value of the '{@link org.eclipse.rmf.reqif10.AlternativeID#getIdentifier <em>Identifier</em>}'
	 * attribute. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @param value
	 *            the new value of the '<em>Identifier</em>' attribute.
	 * @see #isSetIdentifier()
	 * @see #unsetIdentifier()
	 * @see #getIdentifier()
	 * @generated
	 */
	void setIdentifier(String value);

	/**
	 * Unsets the value of the '{@link org.eclipse.rmf.reqif10.AlternativeID#getIdentifier <em>Identifier</em>}'
	 * attribute. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #isSetIdentifier()
	 * @see #getIdentifier()
	 * @see #setIdentifier(String)
	 * @generated
	 */
	void unsetIdentifier();

	/**
	 * Returns whether the value of the '{@link org.eclipse.rmf.reqif10.AlternativeID#getIdentifier <em>Identifier</em>}
	 * ' attribute is set. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @return whether the value of the '<em>Identifier</em>' attribute is set.
	 * @see #unsetIdentifier()
	 * @see #getIdentifier()
	 * @see #setIdentifier(String)
	 * @generated
	 */
	boolean isSetIdentifier();

} // AlternativeID