/*
 * Copyright (c) 2005, 2006 IBM Corporation 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
 *
 * $Id: LiteralString.java,v 1.4 2006/05/12 20:38:06 khussey Exp $
 */
package org.eclipse.uml2.uml;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Literal String</b></em>'.
 * <!-- end-user-doc -->
 *
 * <!-- begin-model-doc -->
 * A literal string is a specification of a string value.
 * <!-- end-model-doc -->
 *
 * <p>
 * The following features are supported:
 * <ul>
 *   <li>{@link org.eclipse.uml2.uml.LiteralString#getValue <em>Value</em>}</li>
 * </ul>
 * </p>
 *
 * @see org.eclipse.uml2.uml.UMLPackage#getLiteralString()
 * @model
 * @generated
 */
public interface LiteralString
		extends LiteralSpecification {

	/**
	 * Returns the value of the '<em><b>Value</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * The specified String value.
	 * <!-- end-model-doc -->
	 * @return the value of the '<em>Value</em>' attribute.
	 * @see #isSetValue()
	 * @see #unsetValue()
	 * @see #setValue(String)
	 * @see org.eclipse.uml2.uml.UMLPackage#getLiteralString_Value()
	 * @model unsettable="true" dataType="org.eclipse.uml2.uml.String" ordered="false"
	 * @generated
	 */
	String getValue();

	/**
	 * Sets the value of the '{@link org.eclipse.uml2.uml.LiteralString#getValue <em>Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Value</em>' attribute.
	 * @see #isSetValue()
	 * @see #unsetValue()
	 * @see #getValue()
	 * @generated
	 */
	void setValue(String value);

	/**
	 * Unsets the value of the '{@link org.eclipse.uml2.uml.LiteralString#getValue <em>Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isSetValue()
	 * @see #getValue()
	 * @see #setValue(String)
	 * @generated
	 */
	void unsetValue();

	/**
	 * Returns whether the value of the '{@link org.eclipse.uml2.uml.LiteralString#getValue <em>Value</em>}' attribute is set.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return whether the value of the '<em>Value</em>' attribute is set.
	 * @see #unsetValue()
	 * @see #getValue()
	 * @see #setValue(String)
	 * @generated
	 */
	boolean isSetValue();

} // LiteralString