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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 *
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010 * http://www.apache.org/licenses/LICENSE-2.0 *
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015 * KIND, either express or implied. See the License for the *
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019
020 package org.apache.james.mime4j.field;
021
022 import org.apache.james.mime4j.codec.DecodeMonitor;
023 import org.apache.james.mime4j.dom.FieldParser;
024 import org.apache.james.mime4j.dom.address.Mailbox;
025 import org.apache.james.mime4j.dom.field.MailboxField;
026 import org.apache.james.mime4j.field.address.LenientAddressBuilder;
027 import org.apache.james.mime4j.stream.Field;
028 import org.apache.james.mime4j.stream.ParserCursor;
029 import org.apache.james.mime4j.stream.RawField;
030 import org.apache.james.mime4j.util.ByteSequence;
031 import org.apache.james.mime4j.util.ContentUtil;
032
033 /**
034 * Mailbox field such as <code>Sender</code> or <code>Resent-Sender</code>.
035 */
036 public class MailboxFieldLenientImpl extends AbstractField implements MailboxField {
037
038 private boolean parsed = false;
039
040 private Mailbox mailbox;
041
042 MailboxFieldLenientImpl(final Field rawField, final DecodeMonitor monitor) {
043 super(rawField, monitor);
044 }
045
046 public Mailbox getMailbox() {
047 if (!parsed) {
048 parse();
049 }
050 return mailbox;
051 }
052
053 private void parse() {
054 parsed = true;
055 RawField f = getRawField();
056 ByteSequence buf = f.getRaw();
057 int pos = f.getDelimiterIdx() + 1;
058 if (buf == null) {
059 String body = f.getBody();
060 if (body == null) {
061 return;
062 }
063 buf = ContentUtil.encode(body);
064 pos = 0;
065 }
066 ParserCursor cursor = new ParserCursor(pos, buf.length());
067 mailbox = LenientAddressBuilder.DEFAULT.parseMailbox(buf, cursor, null);
068 }
069
070 public static final FieldParser<MailboxField> PARSER = new FieldParser<MailboxField>() {
071
072 public MailboxField parse(final Field rawField, final DecodeMonitor monitor) {
073 return new MailboxFieldLenientImpl(rawField, monitor);
074 }
075
076 };
077 }