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Java > Open Source Codes > org > columba > ristretto > pop3 > parser > UIDListParser


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3  *
4  * The contents of this file are subject to the Mozilla Public License Version
5  * 1.1 (the "License"); you may not use this file except in compliance with
6  * the License. You may obtain a copy of the License at
7  * http://www.mozilla.org/MPL/
8  *
9  * Software distributed under the License is distributed on an "AS IS" basis,
10  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11  * for the specific language governing rights and limitations under the
12  * License.
13  *
14  * The Original Code is Ristretto Mail API.
15  *
16  * The Initial Developers of the Original Code are
17  * Timo Stich and Frederik Dietz.
18  * Portions created by the Initial Developers are Copyright (C) 2004
19  * All Rights Reserved.
20  *
21  * Contributor(s):
22  *
23  * Alternatively, the contents of this file may be used under the terms of
24  * either the GNU General Public License Version 2 or later (the "GPL"), or
25  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
26  * in which case the provisions of the GPL or the LGPL are applicable instead
27  * of those above. If you wish to allow use of your version of this file only
28  * under the terms of either the GPL or the LGPL, and not to allow others to
29  * use your version of this file under the terms of the MPL, indicate your
30  * decision by deleting the provisions above and replace them with the notice
31  * and other provisions required by the GPL or the LGPL. If you do not delete
32  * the provisions above, a recipient may use your version of this file under
33  * the terms of any one of the MPL, the GPL or the LGPL.
34  *
35  * ***** END LICENSE BLOCK ***** */
36 package org.columba.ristretto.pop3.parser;
37
38 import java.util.regex.Matcher JavaDoc;
39 import java.util.regex.Pattern JavaDoc;
40
41 import org.columba.ristretto.parser.ParserException;
42 import org.columba.ristretto.pop3.UidListEntry;
43
44 /**
45  * Parser for the UidListEntry.
46  *
47  * @author tstich
48  *
49  */
50 public class UIDListParser
51 {
52     private static final Pattern JavaDoc uidPattern = Pattern.compile("(\\d+) ([^\r\n]+)\r?\n?");
53     
54
55     /**
56      * Parse the UidListEntry from the input String.
57      *
58      * @param in
59      * @return the UidListEntry
60      * @throws ParserException
61      */
62     public static UidListEntry parse( CharSequence JavaDoc in ) throws ParserException {
63         Matcher JavaDoc matcher = uidPattern.matcher(in);
64         if( matcher.find() ) {
65             return new UidListEntry(Integer.parseInt(matcher.group(1)), matcher.group(2));
66         }
67         
68         throw new ParserException( "Could not parse UIDL: "+ in);
69     }
70
71   
72
73   
74
75 }
76
77
78
79
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