<?php
# Generated by the protocol buffer compiler.  DO NOT EDIT!
# source: google/spanner/admin/database/v1/spanner_database_admin.proto

namespace Google\Cloud\Spanner\Admin\Database\V1\Database;

use UnexpectedValueException;

/**
 * Indicates the current state of the database.
 *
 * Protobuf type <code>google.spanner.admin.database.v1.Database.State</code>
 */
class State
{
    /**
     * Not specified.
     *
     * Generated from protobuf enum <code>STATE_UNSPECIFIED = 0;</code>
     */
    const STATE_UNSPECIFIED = 0;
    /**
     * The database is still being created. Operations on the database may fail
     * with `FAILED_PRECONDITION` in this state.
     *
     * Generated from protobuf enum <code>CREATING = 1;</code>
     */
    const CREATING = 1;
    /**
     * The database is fully created and ready for use.
     *
     * Generated from protobuf enum <code>READY = 2;</code>
     */
    const READY = 2;
    /**
     * The database is fully created and ready for use, but is still
     * being optimized for performance and cannot handle full load.
     * In this state, the database still references the backup
     * it was restore from, preventing the backup
     * from being deleted. When optimizations are complete, the full performance
     * of the database will be restored, and the database will transition to
     * `READY` state.
     *
     * Generated from protobuf enum <code>READY_OPTIMIZING = 3;</code>
     */
    const READY_OPTIMIZING = 3;

    private static $valueToName = [
        self::STATE_UNSPECIFIED => 'STATE_UNSPECIFIED',
        self::CREATING => 'CREATING',
        self::READY => 'READY',
        self::READY_OPTIMIZING => 'READY_OPTIMIZING',
    ];

    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);
    }
}

// Adding a class alias for backwards compatibility with the previous class name.
class_alias(State::class, \Google\Cloud\Spanner\Admin\Database\V1\Database_State::class);

