renamecommand.java

java 开发的邮件服务器平台。支持以下协议。 协议可以修改为自己的专门标识

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 * Copyright (c) 2000-2004 The Apache Software Foundation.             *
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 * ------------------------------------------------------------------- *
 * Licensed 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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 *     http://www.apache.org/licenses/LICENSE-2.0                      *
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 * distributed under the License is distributed on an "AS IS" BASIS,   *
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 * implied.  See the License for the specific language governing       *
 * permissions and limitations under the License.                      *
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package org.apache.james.imapserver.commands;

import org.apache.james.imapserver.AuthorizationException;
import org.apache.james.imapserver.ImapRequest;
import org.apache.james.imapserver.ImapSession;
import org.apache.james.imapserver.ImapSessionState;
import org.apache.james.imapserver.MailboxException;

import java.util.StringTokenizer;
import java.util.List;

class RenameCommand extends AuthenticatedSelectedStateCommand
{
    public RenameCommand()
    {
        this.commandName = "RENAME";

        this.getArgs().add( new AstringArgument( "oldName" ) );
        this.getArgs().add( new AstringArgument( "newName" ) );
    }

    public boolean doProcess( ImapRequest request, ImapSession session, List argValues )
    {
        String command = this.getCommand();

        String folder = (String) argValues.get( 0 );
        String newName = (String) argValues.get( 1 );

        if ( session.getCurrentFolder() == folder ) {
            session.noResponse( command, "You can't rename a folder while you have it selected." );
            return true;
        }
        try {
            if ( session.getImapHost().renameMailbox( session.getCurrentUser(), folder, newName ) ) {
                session.okResponse( command );
            }
            else {
                session.noResponse( command, "Rename failed, unknown error" );
                getLogger().info( "Attempt to rename mailbox " + folder
                                  + " to " + newName
                                  + " by user " + session.getCurrentUser() + " failed." );
            }
        }
        catch ( MailboxException mbe ) {
            if ( mbe.getStatus().equals( MailboxException.NOT_LOCAL ) ) {
                session.taggedResponse( NO_NOTLOCAL_MSG );
            }
            else {
                session.noResponse( command, mbe.getMessage() );
            }
            return true;
        }
        catch ( AuthorizationException aze ) {
            session.noResponse( command, "You do not have the rights to delete mailbox: " + folder );
            return true;
        }
        if ( session.getState() == ImapSessionState.SELECTED ) {
            session.checkSize();
            session.checkExpunge();
        }
        return true;
    }
}