ServerPool.java

/*
 * Copyright (c) 2013 GigaSpaces Technologies Ltd. All rights reserved
 *
 * 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 server;

import beans.ServerNodesPoolStats;
import models.ServerNode;

import java.util.Collection;

/**
 * This interface provides an abstraction of server pool.
 * 
 * @author Igor Goldenberg
 */
public interface ServerPool 
{
    public ServerNode get(  );

    public void destroy( ServerNode server );

    public void init();

    public ServerNodesPoolStats getStats();

    public Collection<ServerNode> getPool();

    void addNewServerToPool( Runnable callback );

    // pool should check if it is full or not and act appropriately.

    public void runHealthCheck();
}