/* * 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. *//* * @(#)AndTerm.java	1.10 07/05/04 */package javax.mail.search;import javax.mail.Message;/** * This class implements the logical AND operator on individual * SearchTerms. * * @author Bill Shannon * @author John Mani */public final class AndTerm extends SearchTerm {    /**     * The array of terms on which the AND operator should be     * applied.     *     * @serial     */    protected SearchTerm[] terms;    private static final long serialVersionUID = -3583274505380989582L;    /**     * Constructor that takes two terms.     *      * @param t1 first term     * @param t2 second term     */    public AndTerm(SearchTerm t1, SearchTerm t2) {	terms = new SearchTerm[2];	terms[0] = t1;	terms[1] = t2;    }    /**     * Constructor that takes an array of SearchTerms.     *      * @param t  array of terms     */    public AndTerm(SearchTerm[] t) {	terms = new SearchTerm[t.length]; // clone the array	for (int i = 0; i < t.length; i++)	    terms[i] = t[i];    }    /**     * Return the search terms.     */    public SearchTerm[] getTerms() {	return (SearchTerm[])terms.clone();    }    /**     * The AND operation. <p>     *     * The terms specified in the constructor are applied to     * the given object and the AND operator is applied to their results.     *     * @param msg	The specified SearchTerms are applied to this Message     *			and the AND operator is applied to their results.     * @return		true if the AND succeds, otherwise false     */    public boolean match(Message msg) {	for (int i=0; i < terms.length; i++)	    if (!terms[i].match(msg))		return false;	return true;    }    /**     * Equality comparison.     */    public boolean equals(Object obj) {	if (!(obj instanceof AndTerm))	    return false;	AndTerm at = (AndTerm)obj;	if (at.terms.length != terms.length)	    return false;	for (int i=0; i < terms.length; i++)	    if (!terms[i].equals(at.terms[i]))		return false;	return true;    }    /**     * Compute a hashCode for this object.     */    public int hashCode() {	int hash = 0;	for (int i=0; i < terms.length; i++)	    hash += terms[i].hashCode();	return hash;    }}