Your IP : 192.168.165.1
<?php
/*
* Copyright 2015-2017 MongoDB, Inc.
*
* Licensed 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 "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.
*/
namespace MongoDB\Model;
use function current;
use function key;
use function next;
use function reset;
/**
* DatabaseInfoIterator for inline listDatabases command results.
*
* This iterator may be used to wrap the array returned within the listDatabases
* command's single-document result.
*
* @internal
* @see \MongoDB\Client::listDatabases()
* @see http://docs.mongodb.org/manual/reference/command/listDatabases/
*/
class DatabaseInfoLegacyIterator implements DatabaseInfoIterator
{
/** @var array */
private $databases;
/**
* @param array $databases
*/
public function __construct(array $databases)
{
$this->databases = $databases;
}
/**
* Return the current element as a DatabaseInfo instance.
*
* @see DatabaseInfoIterator::current()
* @see http://php.net/iterator.current
* @return DatabaseInfo
*/
public function current()
{
return new DatabaseInfo(current($this->databases));
}
/**
* Return the key of the current element.
*
* @see http://php.net/iterator.key
* @return integer
*/
public function key()
{
return key($this->databases);
}
/**
* Move forward to next element.
*
* @see http://php.net/iterator.next
*/
public function next()
{
next($this->databases);
}
/**
* Rewind the Iterator to the first element.
*
* @see http://php.net/iterator.rewind
*/
public function rewind()
{
reset($this->databases);
}
/**
* Checks if current position is valid.
*
* @see http://php.net/iterator.valid
* @return boolean
*/
public function valid()
{
return key($this->databases) !== null;
}
}