<?php
# Generated by the protocol buffer compiler.  DO NOT EDIT!
# source: google/cloud/compute/v1/compute.proto

namespace Google\Cloud\Compute\V1\RouterNat;

use UnexpectedValueException;

/**
 * Specify the NatIpAllocateOption, which can take one of the following values:
 * - MANUAL_ONLY: Uses only Nat IP addresses provided by customers. When there are not enough specified Nat IPs, the Nat service fails for new VMs.
 * - AUTO_ONLY: Nat IPs are allocated by Google Cloud Platform; customers can't specify any Nat IPs. When choosing AUTO_ONLY, then nat_ip should be empty.
 *
 * Protobuf type <code>google.cloud.compute.v1.RouterNat.NatIpAllocateOption</code>
 */
class NatIpAllocateOption
{
    /**
     * A value indicating that the enum field is not set.
     *
     * Generated from protobuf enum <code>UNDEFINED_NAT_IP_ALLOCATE_OPTION = 0;</code>
     */
    const UNDEFINED_NAT_IP_ALLOCATE_OPTION = 0;
    /**
     * Generated from protobuf enum <code>AUTO_ONLY = 182333500;</code>
     */
    const AUTO_ONLY = 182333500;
    /**
     * Generated from protobuf enum <code>MANUAL_ONLY = 261251205;</code>
     */
    const MANUAL_ONLY = 261251205;

    private static $valueToName = [
        self::UNDEFINED_NAT_IP_ALLOCATE_OPTION => 'UNDEFINED_NAT_IP_ALLOCATE_OPTION',
        self::AUTO_ONLY => 'AUTO_ONLY',
        self::MANUAL_ONLY => 'MANUAL_ONLY',
    ];

    public static function name($value)
    {
        if (!isset(self::$valueToName[$value])) {
            throw new UnexpectedValueException(sprintf(
                    'Enum %s has no name defined for value %s', __CLASS__, $value));
        }
        return self::$valueToName[$value];
    }


    public static function value($name)
    {
        $const = __CLASS__ . '::' . strtoupper($name);
        if (!defined($const)) {
            throw new UnexpectedValueException(sprintf(
                    'Enum %s has no value defined for name %s', __CLASS__, $name));
        }
        return constant($const);
    }
}


