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 org.apache.james.mime4j.field; 021 022 import org.apache.commons.logging.Log; 023 import org.apache.commons.logging.LogFactory; 024 import org.apache.james.mime4j.field.address.AddressList; 025 import org.apache.james.mime4j.field.address.MailboxList; 026 import org.apache.james.mime4j.field.address.parser.ParseException; 027 import org.apache.james.mime4j.util.ByteSequence; 028 029 /** 030 * Mailbox-list field such as <code>From</code> or <code>Resent-From</code>. 031 */ 032 public class MailboxListField extends AbstractField { 033 private static Log log = LogFactory.getLog(MailboxListField.class); 034 035 private boolean parsed = false; 036 037 private MailboxList mailboxList; 038 private ParseException parseException; 039 040 MailboxListField(final String name, final String body, final ByteSequence raw) { 041 super(name, body, raw); 042 } 043 044 public MailboxList getMailboxList() { 045 if (!parsed) 046 parse(); 047 048 return mailboxList; 049 } 050 051 @Override 052 public ParseException getParseException() { 053 if (!parsed) 054 parse(); 055 056 return parseException; 057 } 058 059 private void parse() { 060 String body = getBody(); 061 062 try { 063 mailboxList = AddressList.parse(body).flatten(); 064 } catch (ParseException e) { 065 if (log.isDebugEnabled()) { 066 log.debug("Parsing value '" + body + "': " + e.getMessage()); 067 } 068 parseException = e; 069 } 070 071 parsed = true; 072 } 073 074 static final FieldParser PARSER = new FieldParser() { 075 public ParsedField parse(final String name, final String body, 076 final ByteSequence raw) { 077 return new MailboxListField(name, body, raw); 078 } 079 }; 080 }