/*
* Mojito Distributed Hash Table (Mojito DHT)
* Copyright (C) 2006-2007 LimeWire LLC
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.limewire.mojito.routing;
import java.net.SocketAddress;
import org.limewire.mojito.KUID;
import org.limewire.mojito.routing.Contact.State;
import org.limewire.mojito.routing.impl.LocalContact;
import org.limewire.mojito.routing.impl.RemoteContact;
/**
* Creates <code>Contact</code>s.
*/
public class ContactFactory {
private ContactFactory() {}
/**
* Creates and returns a local Contact.
*
* @param vendor our vendor ID
* @param version the version
* @param firewalled whether or not we're firewalled
*/
public static Contact createLocalContact(Vendor vendor, Version version, boolean firewalled) {
return createLocalContact(vendor, version, KUID.createRandomID(), 0, firewalled);
}
/**
* Creates and returns a local Contact.
*
* @param vendor our vendor ID
* @param version the version
* @param nodeId our Node ID
* @param firewalled whether or not we're firewalled
*/
public static Contact createLocalContact(Vendor vendor, Version version,
KUID nodeId, int instanceId, boolean firewalled) {
return new LocalContact(vendor, version, nodeId, instanceId, firewalled);
}
/**
* Creates and returns a live Contact. A live Contact is a Node
* that send us a Message.
*
* @param sourceAddress the source address
* @param vendor the Vendor ID of the Node
* @param version the Version
* @param nodeId the NodeID of the Contact
* @param contactAddress the address where to send requests and responses
* @param instanceId the instanceId of the Node
* @param flags describe the Contact to create, for example, {@link Contact#DEFAULT_FLAG},
* {@link Contact#FIREWALLED_FLAG} or {@link Contact#SHUTDOWN_FLAG},
* and future flags.
*/
public static Contact createLiveContact(SocketAddress sourceAddress, Vendor vendor,
Version version, KUID nodeId, SocketAddress contactAddress, int instanceId, int flags) {
return new RemoteContact(sourceAddress, vendor, version,
nodeId, contactAddress, instanceId, flags, State.ALIVE);
}
/**
* Creates and returns an unknown Contact.
*
* @param vendor the Vendor ID of the Node
* @param version the Version
* @param nodeId the NodeID of the Contact
* @param contactAddress the address where to send requests and responses
*/
public static Contact createUnknownContact(Vendor vendor, Version version,
KUID nodeId, SocketAddress contactAddress) {
return new RemoteContact(null, vendor, version,
nodeId, contactAddress, 0, Contact.DEFAULT_FLAG, State.UNKNOWN);
}
public static Contact createUnknownContact(SocketAddress sourceAddress, Vendor vendor,
Version version, KUID nodeId, SocketAddress contactAddress, int instanceId, int flags) {
return new RemoteContact(sourceAddress, vendor, version,
nodeId, contactAddress, instanceId, flags, State.UNKNOWN);
}
}