001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *  http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package javax.mail.search;
021    
022    import java.util.Arrays;
023    import javax.mail.Message;
024    
025    /**
026     * @version $Rev: 467553 $ $Date: 2006-10-25 00:01:51 -0400 (Wed, 25 Oct 2006) $
027     */
028    public final class OrTerm extends SearchTerm {
029        protected SearchTerm[] terms;
030    
031        public OrTerm(SearchTerm a, SearchTerm b) {
032            terms = new SearchTerm[]{a, b};
033        }
034    
035        public OrTerm(SearchTerm[] terms) {
036            this.terms = terms;
037        }
038    
039        public SearchTerm[] getTerms() {
040            return terms;
041        }
042    
043        public boolean match(Message message) {
044            for (int i = 0; i < terms.length; i++) {
045                SearchTerm term = terms[i];
046                if (term.match(message)) {
047                    return true;
048                }
049            }
050            return false;
051        }
052    
053        public boolean equals(Object other) {
054            if (other == this) return true;
055            if (other instanceof OrTerm == false) return false;
056            return Arrays.equals(terms, ((OrTerm) other).terms);
057        }
058    
059        public int hashCode() {
060            int hash = 0;
061            for (int i = 0; i < terms.length; i++) {
062                hash = hash * 37 + terms[i].hashCode();
063            }
064            return hash;
065        }
066    }