1 /**
2 *
3 * Copyright 2003-2006 The Apache Software Foundation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package javax.mail.search;
19
20 import javax.mail.Message;
21 import javax.mail.MessagingException;
22
23 /**
24 * @version $Rev: 421852 $ $Date: 2006-07-14 03:02:19 -0700 (Fri, 14 Jul 2006) $
25 */
26 public final class HeaderTerm extends StringTerm {
27 protected String headerName;
28
29 public HeaderTerm(String header, String pattern) {
30 super(pattern);
31 this.headerName = header;
32 }
33
34 public String getHeaderName() {
35 return headerName;
36 }
37
38 public boolean match(Message message) {
39 try {
40 String values[] = message.getHeader(headerName);
41 if (values != null) {
42 for (int i = 0; i < values.length; i++) {
43 String value = values[i];
44 if (match(value)) {
45 return true;
46 }
47 }
48 }
49 return false;
50 } catch (MessagingException e) {
51 return false;
52 }
53 }
54
55 public boolean equals(Object other) {
56 if (other == this) return true;
57 if (other instanceof HeaderTerm == false) return false;
58 return headerName.equalsIgnoreCase(((HeaderTerm) other).headerName);
59 }
60
61 public int hashCode() {
62 return headerName.toLowerCase().hashCode();
63 }
64 }