/**
 * 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 java.util.GregorianCalendar;

/**
 * <!-- begin-user-doc --> A representation of the model object '<em><b>Attribute Value Date</b></em>'. <!--
 * end-user-doc -->
 * <p>
 * The following features are supported:
 * <ul>
 * <li>{@link org.eclipse.rmf.reqif10.AttributeValueDate#getTheValue <em>The Value</em>}</li>
 * <li>{@link org.eclipse.rmf.reqif10.AttributeValueDate#getDefinition <em>Definition</em>}</li>
 * </ul>
 * </p>
 * 
 * @see org.eclipse.rmf.reqif10.ReqIF10Package#getAttributeValueDate()
 * @model extendedMetaData="name='ATTRIBUTE-VALUE-DATE' kind='elementOnly'" annotation=
 *        "http:///org/eclipse/sphinx/emf/serialization/XMLPersistenceMappingExtendedMetaData wrapperName='ATTRIBUTE-VALUE-DATE'"
 * @generated
 */
public interface AttributeValueDate extends AttributeValueSimple {
	/**
	 * Returns the value of the '<em><b>The Value</b></em>' attribute. <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>The Value</em>' attribute isn't clear, there really should be more of a description
	 * here...
	 * </p>
	 * <!-- end-user-doc -->
	 * 
	 * @return the value of the '<em>The Value</em>' attribute.
	 * @see #isSetTheValue()
	 * @see #unsetTheValue()
	 * @see #setTheValue(GregorianCalendar)
	 * @see org.eclipse.rmf.reqif10.ReqIF10Package#getAttributeValueDate_TheValue()
	 * @model unsettable="true" dataType="org.eclipse.rmf.reqif10.DateTime" required="true" ordered="false"
	 *        extendedMetaData="name='THE-VALUE' kind='attribute'" annotation=
	 *        "http:///org/eclipse/sphinx/emf/serialization/XMLPersistenceMappingExtendedMetaData wrapperName='THE-VALUE' featureWrapperElement='false' featureElement='true' classifierWrapperElement='false' classifierElement='false'"
	 * @generated
	 */
	GregorianCalendar getTheValue();

	/**
	 * Sets the value of the '{@link org.eclipse.rmf.reqif10.AttributeValueDate#getTheValue <em>The Value</em>}'
	 * attribute. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @param value
	 *            the new value of the '<em>The Value</em>' attribute.
	 * @see #isSetTheValue()
	 * @see #unsetTheValue()
	 * @see #getTheValue()
	 * @generated
	 */
	void setTheValue(GregorianCalendar value);

	/**
	 * Unsets the value of the '{@link org.eclipse.rmf.reqif10.AttributeValueDate#getTheValue <em>The Value</em>}'
	 * attribute. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #isSetTheValue()
	 * @see #getTheValue()
	 * @see #setTheValue(GregorianCalendar)
	 * @generated
	 */
	void unsetTheValue();

	/**
	 * Returns whether the value of the '{@link org.eclipse.rmf.reqif10.AttributeValueDate#getTheValue
	 * <em>The Value</em>}' attribute is set. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @return whether the value of the '<em>The Value</em>' attribute is set.
	 * @see #unsetTheValue()
	 * @see #getTheValue()
	 * @see #setTheValue(GregorianCalendar)
	 * @generated
	 */
	boolean isSetTheValue();

	/**
	 * Returns the value of the '<em><b>Definition</b></em>' reference. <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Definition</em>' reference isn't clear, there really should be more of a description
	 * here...
	 * </p>
	 * <!-- end-user-doc -->
	 * 
	 * @return the value of the '<em>Definition</em>' reference.
	 * @see #isSetDefinition()
	 * @see #unsetDefinition()
	 * @see #setDefinition(AttributeDefinitionDate)
	 * @see org.eclipse.rmf.reqif10.ReqIF10Package#getAttributeValueDate_Definition()
	 * @model unsettable="true" required="true" ordered="false"
	 *        extendedMetaData="name='DEFINITION' kind='element' namespace='##targetNamespace'" annotation=
	 *        "http:///org/eclipse/sphinx/emf/serialization/XMLPersistenceMappingExtendedMetaData wrapperName='DEFINITION' featureWrapperElement='false' featureElement='true' classifierWrapperElement='false' classifierElement='true' classifierNameSuffix='-REF'"
	 * @generated
	 */
	AttributeDefinitionDate getDefinition();

	/**
	 * Sets the value of the '{@link org.eclipse.rmf.reqif10.AttributeValueDate#getDefinition <em>Definition</em>}'
	 * reference. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @param value
	 *            the new value of the '<em>Definition</em>' reference.
	 * @see #isSetDefinition()
	 * @see #unsetDefinition()
	 * @see #getDefinition()
	 * @generated
	 */
	void setDefinition(AttributeDefinitionDate value);

	/**
	 * Unsets the value of the '{@link org.eclipse.rmf.reqif10.AttributeValueDate#getDefinition <em>Definition</em>}'
	 * reference. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #isSetDefinition()
	 * @see #getDefinition()
	 * @see #setDefinition(AttributeDefinitionDate)
	 * @generated
	 */
	void unsetDefinition();

	/**
	 * Returns whether the value of the '{@link org.eclipse.rmf.reqif10.AttributeValueDate#getDefinition
	 * <em>Definition</em>}' reference is set. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @return whether the value of the '<em>Definition</em>' reference is set.
	 * @see #unsetDefinition()
	 * @see #getDefinition()
	 * @see #setDefinition(AttributeDefinitionDate)
	 * @generated
	 */
	boolean isSetDefinition();

} // AttributeValueDate