// SMSLib for Java v3
// A Java API library for sending and receiving SMS via a GSM modem
// or other supported gateways.
// Web Site: http://www.smslib.org
//
// Copyright (C) 2002-2008, Thanasis Delenikas, Athens/GREECE.
// SMSLib is distributed under the terms of the Apache License version 2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package org.smslib.v3;
import java.util.List;
/**
* Load Balancing base class. Implements default trivial Load Balancing - just
* picking first available Gateway to send message. Create subclasses to
* implement custom functionality.
*
* @author Tomek Cejner
*/
public class LoadBalancer
{
protected Service service;
public LoadBalancer(Service service)
{
this.service = service;
}
/**
* Core of Load Balancing. Default is trivial selection of first candidate.
*
* @param msg
* Message to be sent.
* @param candidates
* List of candidate gateways to choose from
*/
@SuppressWarnings("unchecked")
public AGateway balance(OutboundMessage msg, List candidates)
{
return (AGateway) candidates.get(0);
}
}