/*
 * Copyright (c) 2005, 2011 IBM Corporation, CEA, 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 - initial API and implementation
 *   Kenn Hussey (CEA) - 327039
 *
 * $Id: LinkEndDestructionData.java,v 1.7 2007/04/25 17:47:05 khussey Exp $
 */
package org.eclipse.uml2.uml;

import java.util.Map;

import org.eclipse.emf.common.util.DiagnosticChain;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Link End Destruction Data</b></em>'.
 * <!-- end-user-doc -->
 *
 * <!-- begin-model-doc -->
 * A link end destruction data is not an action. It is an element that identifies links. It identifies one end of a link to be destroyed by destroy link action.
 * <!-- end-model-doc -->
 *
 * <p>
 * The following features are supported:
 * <ul>
 *   <li>{@link org.eclipse.uml2.uml.LinkEndDestructionData#getDestroyAt <em>Destroy At</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.LinkEndDestructionData#isDestroyDuplicates <em>Is Destroy Duplicates</em>}</li>
 * </ul>
 * </p>
 *
 * @see org.eclipse.uml2.uml.UMLPackage#getLinkEndDestructionData()
 * @model
 * @generated
 */
public interface LinkEndDestructionData
		extends LinkEndData {

	/**
	 * Returns the value of the '<em><b>Is Destroy Duplicates</b></em>' attribute.
	 * The default value is <code>"false"</code>.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * Specifies whether to destroy duplicates of the value in nonunique association ends.
	 * <!-- end-model-doc -->
	 * @return the value of the '<em>Is Destroy Duplicates</em>' attribute.
	 * @see #setIsDestroyDuplicates(boolean)
	 * @see org.eclipse.uml2.uml.UMLPackage#getLinkEndDestructionData_IsDestroyDuplicates()
	 * @model default="false" dataType="org.eclipse.uml2.types.Boolean" required="true" ordered="false"
	 * @generated
	 */
	boolean isDestroyDuplicates();

	/**
	 * Sets the value of the '{@link org.eclipse.uml2.uml.LinkEndDestructionData#isDestroyDuplicates <em>Is Destroy Duplicates</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Is Destroy Duplicates</em>' attribute.
	 * @see #isDestroyDuplicates()
	 * @generated
	 */
	void setIsDestroyDuplicates(boolean value);

	/**
	 * Returns the value of the '<em><b>Destroy At</b></em>' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * Specifies the position of an existing link to be destroyed in ordered nonunique association ends. The type of the pin is UnlimitedNatural, but the value cannot be zero or unlimited.
	 * <!-- end-model-doc -->
	 * @return the value of the '<em>Destroy At</em>' reference.
	 * @see #setDestroyAt(InputPin)
	 * @see org.eclipse.uml2.uml.UMLPackage#getLinkEndDestructionData_DestroyAt()
	 * @model ordered="false"
	 * @generated
	 */
	InputPin getDestroyAt();

	/**
	 * Sets the value of the '{@link org.eclipse.uml2.uml.LinkEndDestructionData#getDestroyAt <em>Destroy At</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Destroy At</em>' reference.
	 * @see #getDestroyAt()
	 * @generated
	 */
	void setDestroyAt(InputPin value);

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * LinkEndDestructionData can only be end data for DestroyLinkAction or one of its specializations.
	 * true
	 * @param diagnostics The chain of diagnostics to which problems are to be appended.
	 * @param context The cache of context-specific information.
	 * <!-- end-model-doc -->
	 * @model
	 * @generated
	 */
	boolean validateDestroyLinkAction(DiagnosticChain diagnostics,
			Map<Object, Object> context);

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * LinkEndDestructionData for ordered nonunique association ends must have a single destroyAt input pin if isDestroyDuplicates is false. It must be of type UnlimitedNatural and have a multiplicity of 1..1. Otherwise, the action has no input pin for the removal position.
	 * true
	 * @param diagnostics The chain of diagnostics to which problems are to be appended.
	 * @param context The cache of context-specific information.
	 * <!-- end-model-doc -->
	 * @model
	 * @generated
	 */
	boolean validateUnlimitedNaturalAndMultiplicity(
			DiagnosticChain diagnostics, Map<Object, Object> context);

} // LinkEndDestructionData