// =================================================================================================
// Copyright 2011 Twitter, Inc.
// -------------------------------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this work except in compliance with the License.
// You may obtain a copy of the License in the LICENSE file, or 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 com.twitter.common.net.monitoring;
/**
* Monitors active connections between two hosts..
*
* @author William Farner
*/
public interface ConnectionMonitor<K> {
/**
* Instructs the monitor that a connection was established.
*
* @param connectionKey Key for the host that a connection was established with.
*/
public void connected(K connectionKey);
/**
* Informs the monitor that a connection was released.
*
* @param connectionKey Key for the host that a connection was released for.
*/
public void released(K connectionKey);
}