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package org.apache.james.smtpserver.netty;
import org.apache.james.lifecycle.api.LifecycleUtil;
import org.apache.james.protocols.api.Encryption;
import org.apache.james.protocols.api.Protocol;
import org.apache.james.protocols.api.ProtocolSession.State;
import org.apache.james.protocols.netty.BasicChannelUpstreamHandler;
import org.apache.james.protocols.smtp.SMTPSession;
import org.apache.james.smtpserver.SMTPConstants;
import org.jboss.netty.channel.ChannelHandler.Sharable;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelUpstreamHandler;
import org.slf4j.Logger;
/**
* {@link ChannelUpstreamHandler} which is used by the SMTPServer
*/
@Sharable
public class SMTPChannelUpstreamHandler extends BasicChannelUpstreamHandler {
public SMTPChannelUpstreamHandler(Protocol protocol, Logger logger, Encryption encryption) {
super(protocol, encryption);
}
public SMTPChannelUpstreamHandler(Protocol protocol, Logger logger) {
super(protocol);
}
/**
* Cleanup temporary files
*
* @param ctx
*/
protected void cleanup(ChannelHandlerContext ctx) {
// Make sure we dispose everything on exit on session close
SMTPSession smtpSession = (SMTPSession) ctx.getAttachment();
if (smtpSession != null) {
LifecycleUtil.dispose(smtpSession.getAttachment(SMTPConstants.MAIL, State.Transaction));
LifecycleUtil.dispose(smtpSession.getAttachment(SMTPConstants.DATA_MIMEMESSAGE_STREAMSOURCE, State.Transaction));
}
super.cleanup(ctx);
}
}