// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.api.commands;

import org.apache.log4j.Logger;

import com.cloud.api.ApiConstants;
import com.cloud.api.BaseCmd;
import com.cloud.api.IdentityMapper;
import com.cloud.api.Implementation;
import com.cloud.api.Parameter;
import com.cloud.api.ServerApiException;
import com.cloud.api.response.DomainRouterResponse;
import com.cloud.network.router.VirtualRouter;
import com.cloud.user.Account;

@Implementation(description="Upgrades domain router to a new service offering", responseObject=DomainRouterResponse.class)
public class UpgradeRouterCmd extends BaseCmd {
	public static final Logger s_logger = Logger.getLogger(UpgradeRouterCmd.class.getName());
	private static final String s_name = "changeserviceforrouterresponse";

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////

    @IdentityMapper(entityTableName="vm_instance")
    @Parameter(name=ApiConstants.ID, type=CommandType.LONG, required=true, description="The ID of the router")
    private Long id;

    @IdentityMapper(entityTableName="disk_offering")
    @Parameter(name=ApiConstants.SERVICE_OFFERING_ID, type=CommandType.LONG, required=true, description="the service offering ID to apply to the domain router")
    private Long serviceOfferingId;

    /////////////////////////////////////////////////////
    /////////////////// Accessors ///////////////////////
    /////////////////////////////////////////////////////

    public Long getId() {
        return id;
    }

    public Long getServiceOfferingId() {
        return serviceOfferingId;
    }

    /////////////////////////////////////////////////////
    /////////////// API Implementation///////////////////
    /////////////////////////////////////////////////////

	@Override
	public String getCommandName() {
		 return s_name;
	}
	
    @Override
    public long getEntityOwnerId() {
        VirtualRouter router = _entityMgr.findById(VirtualRouter.class, getId());
        if (router != null) {
            return router.getAccountId();
        }

        return Account.ACCOUNT_ID_SYSTEM; // no account info given, parent this command to SYSTEM so ERROR events are tracked
    }
	
    @Override
    public void execute(){
        VirtualRouter router = _routerService.upgradeRouter(this);
        if (router != null){
            DomainRouterResponse routerResponse = _responseGenerator.createDomainRouterResponse(router);
            routerResponse.setResponseName(getCommandName());
            this.setResponseObject(routerResponse);
        } else {
            throw new ServerApiException(BaseCmd.INTERNAL_ERROR, "Failed to upgrade router");
        }
    }
}