/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License").  You * may not use this file except in compliance with the License. You can obtain * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt. * Sun designates this particular file as subject to the "Classpath" exception * as provided by Sun in the GPL Version 2 section of the License file that * accompanied this code.  If applicable, add the following below the License * Header, with the fields enclosed by brackets [] replaced by your own * identifying information: "Portions Copyrighted [year] * [name of copyright owner]" * * Contributor(s): * * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license."  If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above.  However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. *//* * @(#)NotTerm.java	1.10 07/05/04 */package javax.mail.search;import javax.mail.Message;/** * This class implements the logical NEGATION operator. * * @author Bill Shannon * @author John Mani */public final class NotTerm extends SearchTerm {    /**     * The search term to negate.     *     * @serial     */    protected SearchTerm term;    private static final long serialVersionUID = 7152293214217310216L;    public NotTerm(SearchTerm t) {	term = t;    }    /**     * Return the term to negate.     */    public SearchTerm getTerm() {	return term;    }    /* The NOT operation */    public boolean match(Message msg) {	return !term.match(msg);    }    /**     * Equality comparison.     */    public boolean equals(Object obj) {	if (!(obj instanceof NotTerm))	    return false;	NotTerm nt = (NotTerm)obj;	return nt.term.equals(this.term);    }    /**     * Compute a hashCode for this object.     */    public int hashCode() {	return term.hashCode() << 1;    }}