/**
 *  Copyright (C) 2010 Cloud.com, Inc.  All rights reserved.
 * 
 * This software is licensed under the GNU General Public License v3 or later.
 * 
 * It is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package com.cloud.resource;

import java.net.URI;
import java.util.List;
import java.util.Map;

import com.cloud.exception.DiscoveryException;
import com.cloud.host.HostVO;
import com.cloud.hypervisor.Hypervisor;
import com.cloud.utils.component.Adapter;

/**
 * Discoverer encapsulates interfaces that will discover resources.
 *
 */
public interface Discoverer extends Adapter {
    /**
     * Given an accessible ip address, find out what it is.
     * 
     * @param url
     * @param username
     * @param password
     * @return ServerResource
     */
    Map<? extends ServerResource, Map<String, String>> find(long dcId, Long podId, Long clusterId, URI uri, String username, String password, List<String> hostTags) throws DiscoveryException;

	void postDiscovery(List<HostVO> hosts, long msId)  throws DiscoveryException;
	
	boolean matchHypervisor(String hypervisor);
	Hypervisor.HypervisorType getHypervisorType();
	public void putParam(Map<String, String> params);
}