1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package javax.mail.search;
21
22 import javax.mail.Message;
23 import javax.mail.MessagingException;
24
25 /**
26 * @version $Rev: 593593 $ $Date: 2007-11-09 12:04:20 -0500 (Fri, 09 Nov 2007) $
27 */
28 public final class HeaderTerm extends StringTerm {
29 protected String headerName;
30
31 public HeaderTerm(String header, String pattern) {
32 super(pattern);
33 this.headerName = header;
34 }
35
36 public String getHeaderName() {
37 return headerName;
38 }
39
40 public boolean match(Message message) {
41 try {
42 String values[] = message.getHeader(headerName);
43 if (values != null) {
44 for (int i = 0; i < values.length; i++) {
45 String value = values[i];
46 if (match(value)) {
47 return true;
48 }
49 }
50 }
51 return false;
52 } catch (MessagingException e) {
53 return false;
54 }
55 }
56
57 public boolean equals(Object other) {
58 if (other == this) return true;
59 if (other instanceof HeaderTerm == false) return false;
60 // we need to compare with more than just the header name.
61 return headerName.equalsIgnoreCase(((HeaderTerm) other).headerName) && super.equals(other);
62 }
63
64 public int hashCode() {
65 return headerName.toLowerCase().hashCode() + super.hashCode();
66 }
67 }