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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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* http://www.apache.org/licenses/LICENSE-2.0 *
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* Unless required by applicable law or agreed to in writing, *
* software distributed under the License is distributed on an *
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package org.apache.james.protocols.pop3;
import java.util.ArrayList;
import java.util.List;
import org.apache.james.protocols.api.handler.CommandDispatcher;
import org.apache.james.protocols.api.handler.ProtocolHandler;
import org.apache.james.protocols.api.handler.ProtocolHandlerChainImpl;
import org.apache.james.protocols.api.handler.WiringException;
import org.apache.james.protocols.pop3.core.CapaCmdHandler;
import org.apache.james.protocols.pop3.core.DeleCmdHandler;
import org.apache.james.protocols.pop3.core.ListCmdHandler;
import org.apache.james.protocols.pop3.core.NoopCmdHandler;
import org.apache.james.protocols.pop3.core.AbstractPassCmdHandler;
import org.apache.james.protocols.pop3.core.QuitCmdHandler;
import org.apache.james.protocols.pop3.core.RetrCmdHandler;
import org.apache.james.protocols.pop3.core.RsetCmdHandler;
import org.apache.james.protocols.pop3.core.StatCmdHandler;
import org.apache.james.protocols.pop3.core.StlsCmdHandler;
import org.apache.james.protocols.pop3.core.TopCmdHandler;
import org.apache.james.protocols.pop3.core.UidlCmdHandler;
import org.apache.james.protocols.pop3.core.UnknownCmdHandler;
import org.apache.james.protocols.pop3.core.UserCmdHandler;
import org.apache.james.protocols.pop3.core.WelcomeMessageHandler;
/**
* {@link ProtocolHandlerChainImpl} which allows to add the default handlers which are needed to server POP3.
*
*
*/
public class POP3ProtocolHandlerChain extends ProtocolHandlerChainImpl{
public POP3ProtocolHandlerChain() {
super();
}
/**
* The {@link AbstractPassCmdHandler}'s to use. If at least one {@link AbstractPassCmdHandler} is given, the {@link POP3ProtocolHandlerChain}
* will add all default handlers
*
* @param authHandlers
* @throws WiringException
*/
public POP3ProtocolHandlerChain(AbstractPassCmdHandler... authHandlers) throws WiringException {
if (authHandlers != null && authHandlers.length > 0) {
addAll(initDefaultHandlers(authHandlers));
wireExtensibleHandlers();
}
}
protected List<ProtocolHandler> initDefaultHandlers(AbstractPassCmdHandler... authHandlers) {
List<ProtocolHandler> handlers = new ArrayList<ProtocolHandler>();
// add all pass handlers
for (AbstractPassCmdHandler handler: authHandlers) {
handlers.add(handler);
}
handlers.add(new CapaCmdHandler());
handlers.add(new UserCmdHandler());
handlers.add(new ListCmdHandler());
handlers.add(new UidlCmdHandler());
handlers.add(new RsetCmdHandler());
handlers.add(new DeleCmdHandler());
handlers.add(new NoopCmdHandler());
handlers.add(new RetrCmdHandler());
handlers.add(new TopCmdHandler());
handlers.add(new StatCmdHandler());
handlers.add(new QuitCmdHandler());
handlers.add(new WelcomeMessageHandler());
handlers.add(new UnknownCmdHandler());
handlers.add(new StlsCmdHandler());
handlers.add(new CommandDispatcher<POP3Session>());
return handlers;
}
}