NioConnection.java

package lsr.paxos.network;

import java.io.IOException;
import java.nio.channels.Selector;
import java.nio.channels.SocketChannel;
import java.nio.channels.spi.SelectorProvider;

import lsr.common.PID;

public abstract class NioConnection extends Thread
{
    protected final static int TCP_BUFFER_SIZE = 4 * 1024 * 1024;

    protected NioNetwork network;
    protected SocketChannel channel;
    protected Selector selector;

    protected final PID replica;
    protected final int replicaId;

    protected volatile boolean stop = false;

    public NioConnection(NioNetwork network, PID replica, SocketChannel channel)
            throws IOException
    {
        this.network = network;
        this.replica = replica;
        this.replicaId = replica.getId();
        this.channel = channel;
        selector = SelectorProvider.provider().openSelector();
        this.setDaemon(true);
    }

    @Override
    public abstract void run();

    protected abstract void disposeConnection();

    protected boolean isActiveConnection()
    {
        return Network.localId < replicaId;
    }
}