/*
* Copyright 2013-2015 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.cloud.client.loadbalancer;
import org.springframework.cloud.client.ServiceInstance;
/**
* Simple interface used by LoadBalancerClient to apply metrics or pre and post
* actions around load balancer requests.
* @author Spencer Gibb
*/
public interface LoadBalancerRequest<T> {
public T apply(ServiceInstance instance) throws Exception;
}