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// to you 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
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// specific language governing permissions and limitations
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package org.apache.cloudstack.api.command.admin.zone;

import java.util.List;
import java.util.Map;

import org.apache.cloudstack.api.APICommand;
import org.apache.cloudstack.api.ApiConstants;
import org.apache.cloudstack.api.ApiErrorCode;
import org.apache.cloudstack.api.BaseCmd;
import org.apache.cloudstack.api.Parameter;
import org.apache.cloudstack.api.ServerApiException;
import org.apache.cloudstack.api.response.ZoneResponse;
import org.apache.log4j.Logger;

import com.cloud.dc.DataCenter;
import com.cloud.user.Account;
import com.cloud.user.UserContext;

@APICommand(name = "updateZone", description="Updates a Zone.", responseObject=ZoneResponse.class)
public class UpdateZoneCmd extends BaseCmd {
    public static final Logger s_logger = Logger.getLogger(UpdateZoneCmd.class.getName());

    private static final String s_name = "updatezoneresponse";

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

    @Parameter(name=ApiConstants.DNS1, type=CommandType.STRING, description="the first DNS for the Zone")
    private String dns1;

    @Parameter(name=ApiConstants.DNS2, type=CommandType.STRING, description="the second DNS for the Zone")
    private String dns2;

    @Parameter(name=ApiConstants.IP6_DNS1, type=CommandType.STRING, description="the first DNS for IPv6 network in the Zone")
    private String ip6Dns1;

    @Parameter(name=ApiConstants.IP6_DNS2, type=CommandType.STRING, description="the second DNS for IPv6 network in the Zone")
    private String ip6Dns2;

    @Parameter(name=ApiConstants.GUEST_CIDR_ADDRESS, type=CommandType.STRING, description="the guest CIDR address for the Zone")
    private String guestCidrAddress;

    @Parameter(name=ApiConstants.ID, type=CommandType.UUID, entityType=ZoneResponse.class,
            required=true, description="the ID of the Zone")
    private Long id;

    @Parameter(name=ApiConstants.INTERNAL_DNS1, type=CommandType.STRING, description="the first internal DNS for the Zone")
    private String internalDns1;

    @Parameter(name=ApiConstants.INTERNAL_DNS2, type=CommandType.STRING, description="the second internal DNS for the Zone")
    private String internalDns2;

    @Parameter(name=ApiConstants.NAME, type=CommandType.STRING, description="the name of the Zone")
    private String zoneName;

    @Parameter(name=ApiConstants.IS_PUBLIC, type=CommandType.BOOLEAN, description="updates a private zone to public if set, but not vice-versa")
    private Boolean isPublic;

    @Parameter(name=ApiConstants.ALLOCATION_STATE, type=CommandType.STRING, description="Allocation state of this cluster for allocation of new resources")
    private String allocationState;

    @Parameter(name=ApiConstants.DETAILS, type=CommandType.MAP, description="the details for the Zone")
    private Map details;

    @Parameter(name=ApiConstants.DHCP_PROVIDER, type=CommandType.STRING, description="the dhcp Provider for the Zone")
    private String dhcpProvider;

    @Parameter(name=ApiConstants.DOMAIN, type=CommandType.STRING, description="Network domain name for the networks in the zone; empty string will update domain with NULL value")
    private String domain;

    @Parameter(name=ApiConstants.DNS_SEARCH_ORDER, type=CommandType.LIST, collectionType = CommandType.STRING, description="the dns search order list")
    private List<String> dnsSearchOrder;

    @Parameter(name=ApiConstants.LOCAL_STORAGE_ENABLED, type=CommandType.BOOLEAN, description="true if local storage offering enabled, false otherwise")
    private Boolean localStorageEnabled;

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

    public String getDns1() {
        return dns1;
    }

    public String getDns2() {
        return dns2;
    }

    public String getGuestCidrAddress() {
        return guestCidrAddress;
    }

    public Long getId() {
        return id;
    }

    public String getIp6Dns1() {
        return ip6Dns1;
    }

    public String getIp6Dns2() {
        return ip6Dns2;
    }

    public String getInternalDns1() {
        return internalDns1;
    }

    public String getInternalDns2() {
        return internalDns2;
    }

    public String getZoneName() {
        return zoneName;
    }

    public Boolean isPublic() {
        return isPublic;
    }

    public String getAllocationState() {
        return allocationState;
    }

    public Map getDetails() {
        return details;
    }

    public String getDhcpProvider() {
        return dhcpProvider;
    }

    public String getDomain() {
        return domain;
    }

    public List<String> getDnsSearchOrder() {
        return dnsSearchOrder;
    }

    public Boolean getLocalStorageEnabled() {
        return localStorageEnabled;
    }

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

    @Override
    public String getCommandName() {
        return s_name;
    }

    @Override
    public long getEntityOwnerId() {
        return Account.ACCOUNT_ID_SYSTEM;
    }

    @Override
    public void execute(){
        UserContext.current().setEventDetails("Zone Id: "+getId());
        DataCenter result = _configService.editZone(this);
        if (result != null) {
            ZoneResponse response = _responseGenerator.createZoneResponse(result, false);
            response.setResponseName(getCommandName());
            this.setResponseObject(response);
        } else {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to update zone; internal error.");
        }
    }
}
