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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   *
 * with the License.  You may obtain a copy of the License at   *
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 * Unless required by applicable law or agreed to in writing,   *
 * software distributed under the License is distributed on an  *
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
 * KIND, either express or implied.  See the License for the    *
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package org.apache.james.imap.encode;

import java.io.IOException;
import java.util.Map;
import java.util.Map.Entry;

import org.apache.james.imap.api.ImapConstants;
import org.apache.james.imap.message.response.ACLResponse;
import org.apache.james.mailbox.model.MailboxACL.EntryKey;
import org.apache.james.mailbox.model.MailboxACL.Rfc4314Rights;

/**
 * ACL Response Encoder.
 */
public class ACLResponseEncoder implements ImapResponseEncoder {
    @Override
    public void encode(ACLResponse aclResponse, ImapResponseComposer composer) throws IOException {
        Map entries = aclResponse.getAcl().getEntries();
        composer.untagged();
        composer.message(ImapConstants.ACL_RESPONSE_NAME);
        
        String mailboxName = aclResponse.getMailboxName();
        composer.mailbox(mailboxName == null ? "" : mailboxName);
        
        if (entries != null) {
            for (Entry entry : entries.entrySet()) {
                String identifier = entry.getKey().serialize();
                composer.quote(identifier);
                String rights = entry.getValue().serialize();
                composer.quote(rights == null ? "" : rights);
            }
        }
        composer.end();
    }

    @Override
    public Class acceptableMessages() {
        return ACLResponse.class;
    }
}