/*
 * Copyright 2016 the original author or authors.
 *
 * 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.springframework.integration.dsl.channel;

import org.springframework.integration.channel.AbstractMessageChannel;
import org.springframework.integration.dispatcher.LoadBalancingStrategy;
import org.springframework.integration.dispatcher.RoundRobinLoadBalancingStrategy;

/**
 *
 * @param <S> the target {@link LoadBalancingChannelSpec} implementation type.
 * @param <C> the target {@link AbstractMessageChannel} implementation type.
 *
 * @author Artem Bilan
 *
 * @since 5.0
 */
public abstract class LoadBalancingChannelSpec<S extends MessageChannelSpec<S, C>, C extends AbstractMessageChannel>
		extends MessageChannelSpec<S, C> {

	protected LoadBalancingStrategy loadBalancingStrategy = new RoundRobinLoadBalancingStrategy();

	protected Boolean failover;

	protected Integer maxSubscribers;

	protected LoadBalancingChannelSpec() {
		super();
	}

	public S loadBalancer(LoadBalancingStrategy loadBalancingStrategy) {
		this.loadBalancingStrategy = loadBalancingStrategy;
		return _this();
	}

	public S failover(Boolean failover) {
		this.failover = failover;
		return _this();
	}

	public S maxSubscribers(Integer maxSubscribers) {
		this.maxSubscribers = maxSubscribers;
		return _this();
	}

}