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 020package org.apache.james.mime4j.field; 021 022import org.apache.james.mime4j.codec.DecodeMonitor; 023import org.apache.james.mime4j.dom.FieldParser; 024import org.apache.james.mime4j.dom.address.AddressList; 025import org.apache.james.mime4j.dom.field.AddressListField; 026import org.apache.james.mime4j.field.address.AddressBuilder; 027import org.apache.james.mime4j.field.address.ParseException; 028import org.apache.james.mime4j.stream.Field; 029 030/** 031 * Address list field such as <code>To</code> or <code>Reply-To</code>. 032 */ 033public class AddressListFieldImpl extends AbstractField implements AddressListField { 034 035 private boolean parsed = false; 036 037 private AddressList addressList; 038 private ParseException parseException; 039 040 AddressListFieldImpl(Field rawField, DecodeMonitor monitor) { 041 super(rawField, monitor); 042 } 043 044 /** 045 * @see org.apache.james.mime4j.dom.field.AddressListField#getAddressList() 046 */ 047 public AddressList getAddressList() { 048 if (!parsed) 049 parse(); 050 051 return addressList; 052 } 053 054 /** 055 * @see org.apache.james.mime4j.dom.field.AddressListField#getParseException() 056 */ 057 @Override 058 public ParseException getParseException() { 059 if (!parsed) 060 parse(); 061 062 return parseException; 063 } 064 065 private void parse() { 066 String body = getBody(); 067 068 try { 069 addressList = AddressBuilder.DEFAULT.parseAddressList(body, monitor); 070 } catch (ParseException e) { 071 parseException = e; 072 } 073 074 parsed = true; 075 } 076 077 public static final FieldParser<AddressListField> PARSER = new FieldParser<AddressListField>() { 078 079 public AddressListField parse(final Field rawField, final DecodeMonitor monitor) { 080 return new AddressListFieldImpl(rawField, monitor); 081 } 082 083 }; 084}