org.openas2.cmd.processor.BaseCommandProcessor Maven / Gradle / Ivy

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Open source implementation of the AS2 standard for signed encrypted and compressed document transfer

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package org.openas2.cmd.processor;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.Callable;
import java.util.concurrent.ScheduledExecutorService;

import javax.annotation.Nullable;

import org.apache.commons.lang3.ClassUtils;
import org.openas2.Component;
import org.openas2.OpenAS2Exception;
import org.openas2.Session;
import org.openas2.cmd.Command;
import org.openas2.cmd.CommandRegistry;
import org.openas2.schedule.HasSchedule;


public abstract class BaseCommandProcessor implements CommandProcessor, Component, HasSchedule {

    private static final Void VOID = null;
    private List commands = new ArrayList();
    private Session session;
    private Map parameters;
    private boolean running = true;


    public List getCommands()
    {
        return commands;
    }

    @Override
    public String getName()
    {
        return ClassUtils.getSimpleName(getClass());
    }

    @Override
    public void init(Session session, Map parameters) throws OpenAS2Exception
    {
        this.session = session;
        this.parameters = parameters;
    }

    @Override
    public Map getParameters()
    {
        return parameters;
    }

    @Override
    public Session getSession()
    {
        return session;
    }

    @Nullable
    Command getCommand(String name)
    {
        Command currentCmd;
        for (Command command : getCommands())
        {
            currentCmd = command;
            if (currentCmd.getName().equals(name))
            {
                return currentCmd;
            }
        }
        return null;
    }

    public abstract void processCommand() throws Exception;

    public void addCommands(CommandRegistry reg)
    {

        List regCmds = reg.getCommands();

        if (regCmds.size() > 0)
        {
            commands.addAll(regCmds);
        }
    }

    public void terminate() throws Exception
    {
        running = false;
        getSession().stop();
    }

    @Override
    public void destroy() throws Exception
    {
        running = false;
    }

    @Override
    public void schedule(ScheduledExecutorService executor) throws OpenAS2Exception
    {
        executor.submit(new Callable() {
            @Override
            public Void call() throws Exception
            {
                while (running)
                {
                    processCommand();
                }
                return VOID;
            }
        });
    }
}