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* Licensed to the Apache Software Foundation (ASF) under one *
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* distributed with this work for additional information *
* regarding copyright ownership. The ASF licenses this file *
* to you under the Apache License, Version 2.0 (the *
* "License"); you may not use this file except in compliance *
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* http://www.apache.org/licenses/LICENSE-2.0 *
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* software distributed under the License is distributed on an *
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package org.apache.james.imap.decode.parser;
import org.apache.james.imap.api.ImapCommand;
import org.apache.james.imap.api.ImapConstants;
import org.apache.james.imap.api.ImapMessage;
import org.apache.james.imap.api.display.HumanReadableText;
import org.apache.james.imap.api.message.StatusDataItems;
import org.apache.james.imap.api.process.ImapSession;
import org.apache.james.imap.decode.ImapRequestLineReader;
import org.apache.james.imap.decode.DecodingException;
import org.apache.james.imap.decode.ImapRequestLineReader.CharacterValidator;
import org.apache.james.imap.decode.base.AbstractImapCommandParser;
import org.apache.james.imap.message.request.StatusRequest;
/**
* Parse STATUS commands
*/
public class StatusCommandParser extends AbstractImapCommandParser {
public StatusCommandParser() {
super(ImapCommand.authenticatedStateCommand(ImapConstants.STATUS_COMMAND_NAME));
}
StatusDataItems statusDataItems(ImapRequestLineReader request) throws DecodingException {
StatusDataItems items = new StatusDataItems();
request.nextWordChar();
request.consumeChar('(');
CharacterValidator validator = new ImapRequestLineReader.NoopCharValidator();
String nextWord = request.consumeWord(validator);
while (!nextWord.endsWith(")")) {
addItem(nextWord, items);
nextWord = request.consumeWord(validator);
}
// Got the closing ")", may be attached to a word.
if (nextWord.length() > 1) {
addItem(nextWord.substring(0, nextWord.length() - 1), items);
}
return items;
}
private void addItem(String nextWord, StatusDataItems items) throws DecodingException {
// All the matching must be done in a case-insensitive fashion.
// See rfc3501 9. Formal Syntax and IMAP-282
if (nextWord.equalsIgnoreCase(ImapConstants.STATUS_MESSAGES)) {
items.setMessages(true);
} else if (nextWord.equalsIgnoreCase(ImapConstants.STATUS_RECENT)) {
items.setRecent(true);
} else if (nextWord.equalsIgnoreCase(ImapConstants.STATUS_UIDNEXT)) {
items.setUidNext(true);
} else if (nextWord.equalsIgnoreCase(ImapConstants.STATUS_UIDVALIDITY)) {
items.setUidValidity(true);
} else if (nextWord.equalsIgnoreCase(ImapConstants.STATUS_UNSEEN)) {
items.setUnseen(true);
} else {
throw new DecodingException(HumanReadableText.ILLEGAL_ARGUMENTS, "Unknown status item: '" + nextWord + "'");
}
}
/*
* (non-Javadoc)
*
* @see
* org.apache.james.imap.decode.base.AbstractImapCommandParser#decode(org
* .apache.james.imap.api.ImapCommand,
* org.apache.james.imap.decode.ImapRequestLineReader, java.lang.String,
* org.apache.james.imap.api.process.ImapSession)
*/
protected ImapMessage decode(ImapCommand command, ImapRequestLineReader request, String tag, ImapSession session) throws DecodingException {
final String mailboxName = request.mailbox();
final StatusDataItems statusDataItems = statusDataItems(request);
request.eol();
return new StatusRequest(command, mailboxName, statusDataItems, tag);
}
}