org.mailster.smtp.core.commands.impl.HeloCommand Maven / Gradle / Ivy

package org.mailster.smtp.core.commands.impl;

import java.io.IOException;

import org.apache.mina.core.session.IoSession;
import org.mailster.smtp.core.SMTPContext;
import org.mailster.smtp.core.commands.AbstractCommand;

/**
 * The HELO command implementation.
 *
 * @author De Oliveira Edouard <[email protected]>
 * @author Ian McFarland <[email protected]>
 * @author Jon Stevens
 */
public class HeloCommand extends AbstractCommand {

    public HeloCommand() {
        super("HELO", "The HELO command posts the client hostname info to the server.",
              "\n hostname = your hostname");
    }

    @Override
    public boolean isAuthRequired() {
        return false;
    }

    @Override
    public void execute(String commandString, IoSession ioSession, SMTPContext ctx) throws IOException {
        var args = getArgs(commandString);
        if (args.length < 2) {
            sendResponse(ioSession, "501 Syntax: HELO ");
            return;
        }

        ctx.getSMTPState().setHasSeenHelo(true);
        sendResponse(ioSession, "250 " + ctx.getSMTPServerConfig().getHostName());
    }
}