/**
* @return void
*/
public function rewind()
{
if ($this->items === null) {
$this->items = new ArrayIterator($this->slideshow->getItems()->toArray());
}
return $this->items->rewind();
}
/**
*
* @param <type> $table
* @param ArrayIterator $params
* @return ArrayObject
*/
public function search($table, ArrayIterator $params)
{
$this->searchParams = $params;
$this->join();
if ($table == "analysis") {
$this->statements->remove("type_event");
}
$statement = "SELECT this_.* " . $this->selectAttributes() . " FROM {$table} this_ ";
$statement .= $this->join();
$i = 0;
$this->searchParams->rewind();
if ($this->searchParams->count() > 0 && !$this->searchParams->offsetExists('true')) {
$statement .= " WHERE ";
}
while ($this->searchParams->valid()) {
if ($this->statements->containsKey($this->searchParams->key())) {
if ($i++ > 0) {
$statement .= " AND ";
}
$clause = $this->statements->get($this->searchParams->key());
$statement .= str_replace(":" . $this->searchParams->key(), "'" . $this->searchParams->current() . "'", $clause['where']);
}
$this->searchParams->next();
}
return $this->getObject($statement . " ORDER BY this_.date DESC, this_.id DESC");
}
public function rewind()
{
parent::rewind();
if ($this->valid()) {
$this->sum = parent::current();
}
}
/**
* è‡ªåŠ¨åŠ è½½
*
* @param $className
*/
function zroneClassLoader($className)
{
$path = array(str_replace("\\", "/", dirname(__FILE__) . DIRECTORY_SEPARATOR . "Vendor/"), str_replace("\\", "/", dirname(__FILE__) . DIRECTORY_SEPARATOR . "FrameWork/"), str_replace("\\", "/", dirname(__FILE__) . DIRECTORY_SEPARATOR . "Application/"));
if (isset($path) && is_array($path)) {
$Iterator = new ArrayIterator($path);
$Iterator->rewind();
$pathString = "";
while ($Iterator->valid()) {
$pathString .= $Iterator->current() . ";";
if ($Iterator->key() == count($path) - 1) {
$pathString = rtrim($pathString, ";");
}
$Iterator->next();
}
set_include_path($pathString);
spl_autoload_extensions(".php, .class.php");
spl_autoload($className);
} else {
try {
throw new Exception("<code style='color: red; font-size: 22px; display: block; text-align: center; height: 40px; line-height: 40px;'>I'm sorry, my dear! The FrameWork is Wrong……😫</code>");
} catch (Exception $e) {
echo $e->getMessage();
}
}
}
/** @return php.Iterator */
protected function nextIterator()
{
if ($this->source >= sizeof($this->sources)) {
return null;
}
$src = $this->sources[$this->source];
// Evaluate lazy supplier functions
if ($src instanceof \Closure) {
$src = $src();
}
if ($src instanceof \Iterator) {
$it = $src;
} else {
if ($src instanceof \Traversable) {
$it = new \IteratorIterator($src);
} else {
if ($src instanceof XPIterator) {
$it = new XPIteratorAdapter($src);
} else {
if (is_array($src)) {
$it = new \ArrayIterator($src);
} else {
if (null === $src) {
$it = new \ArrayIterator([]);
} else {
throw new IllegalArgumentException('Expecting either an iterator, iterable, an array or NULL');
}
}
}
}
}
$this->source++;
$it->rewind();
return $it;
}
public function rewind()
{
parent::rewind();
if (self::SKIP_FIRST_LINE & $this->getFlags()) {
$this->next();
}
}
/**
* @param string $collection
* @param array $query
*
* @return \Iterator
*/
public function find($collection, array $query = [])
{
$cursor = $this->getDatabase()->selectCollection($collection)->find($query);
$iterator = new \ArrayIterator($cursor);
$iterator->rewind();
return $iterator;
}
public function testRetrievesAndCachesTargetData()
{
$ctime = strtotime('January 1, 2013');
$a = $this->getMockBuilder('SplFileinfo')->setMethods(array('getSize', 'getMTime', '__toString'))->disableOriginalConstructor()->getMock();
$a->expects($this->any())->method('getSize')->will($this->returnValue(10));
$a->expects($this->any())->method('getMTime')->will($this->returnValue($ctime));
$a->expects($this->any())->method('__toString')->will($this->returnValue(''));
$b = $this->getMockBuilder('SplFileinfo')->setMethods(array('getSize', 'getMTime', '__toString'))->disableOriginalConstructor()->getMock();
$b->expects($this->any())->method('getSize')->will($this->returnValue(11));
$b->expects($this->any())->method('getMTime')->will($this->returnValue($ctime));
$a->expects($this->any())->method('__toString')->will($this->returnValue(''));
$c = 0;
$converter = $this->getMockBuilder('Aws\\S3\\Sync\\KeyConverter')->setMethods(array('convert'))->getMock();
$converter->expects($this->any())->method('convert')->will($this->returnCallback(function () use(&$c) {
if (++$c == 1) {
return 'foo';
} else {
return 'bar';
}
}));
$targetIterator = new \ArrayIterator(array($b, $a));
$targetIterator->rewind();
$changed = new ChangedFilesIterator($targetIterator, $targetIterator, $converter, $converter);
$ref = new \ReflectionMethod($changed, 'getTargetData');
$ref->setAccessible(true);
$this->assertEquals(array(10, $ctime), $ref->invoke($changed, 'bar'));
$this->assertEquals(array(11, $ctime), $ref->invoke($changed, 'foo'));
$this->assertFalse($ref->invoke($changed, 'baz'));
}
/**
* @param string null|$aggKey
* @return array
*/
public function getAllAggregationColumns($aggKey = null)
{
if ($aggKey && isset($this->cachedColumns[$aggKey])) {
return $this->cachedColumns[$aggKey];
} elseif ($this->cachedColumns) {
return $this->cachedColumns;
}
foreach (array_column($this->aggregationList, 'index') as $aggIndex) {
$columns = [];
$needSort = false;
foreach ($this->arrayIterator as $current) {
$aggrItem = $current[$aggIndex];
if (isset($aggrItem['buckets'])) {
foreach ($aggrItem['buckets'] as $bucket) {
if (!in_array($bucket['key'], $columns)) {
$columns[] = $bucket['key'];
$needSort = true;
}
}
} else {
$columns = array_keys($aggrItem);
break;
}
}
$this->arrayIterator->rewind();
if ($needSort) {
sort($columns);
}
$this->cachedColumns[$aggIndex] = $columns;
}
return !is_null($aggKey) && isset($this->cachedColumns[$aggKey]) ? $this->cachedColumns[$aggKey] : $this->cachedColumns;
}
function rewind()
{
$this->position = 0;
parent::rewind();
if ($this->offset) {
$this->seek($this->offset);
}
}
public function rewind()
{
if ($this->iterator === null) {
$pdo_fetch_mode = PDO::FETCH_ASSOC;
switch ($this->fetch_mode) {
case self::FETCH_NUM:
$pdo_fetch_mode = PDO::FETCH_NUM;
break;
case self::FETCH_ASSOC:
default:
$pdo_fetch_mode = PDO::FETCH_ASSOC;
break;
}
$this->iterator = new ArrayIterator($this->statement->fetchAll($pdo_fetch_mode));
}
$this->iterator->rewind();
}
public function testRewindRestartsIteratorToBeginning()
{
$iterator = new ArrayIterator(array('foo' => 'bar', 'oof' => 'rab'));
$iterator->next();
$iterator->rewind();
$this->assertSame('foo', $iterator->key());
$this->assertSame('bar', $iterator->current());
}
/**
* {@inheritdoc}
*/
public function rewind()
{
if ($this->iterator) {
$this->iterator->rewind();
return;
}
$this->iterator = $this->collection->getIterator();
$this->iterator->rewind();
}
public function __construct($arrToPrint)
{
$arrToPrint = (array) $arrToPrint;
//构造一个循环迭代器
$aArrIter = new \ArrayIterator($arrToPrint);
$aArrIter->rewind();
$this->aArrIter = new \InfiniteIterator($aArrIter);
$this->aArrIter->rewind();
}
public function average(ArrayIterator $values)
{
$sum = 0;
while ($values->valid()) {
$sum += $values->current();
$values->next();
}
$values->rewind();
return round($sum / $values->count(), 2);
}
/**
* @inheritdoc
*/
public function next()
{
$this->iterator->next();
if ($this->autoloadEnabled && !$this->iterator->valid() && $this->paginator->hasMorePage()) {
$this->paginator->incrPageNumber();
/** @var Collection $newCollection */
$newCollection = $this->adapter->map($this->subject, $this->context)->call($this->method, $this->criteria, $this->paginator);
$this->iterator = new \ArrayIterator($newCollection->asArray(false));
$this->iterator->rewind();
}
}
private function getNextRedis()
{
// we want the next one
$this->connectionIterator->next();
// have to check whether we are at the end
if (!$this->connectionIterator->valid()) {
// if so we go back to the start
$this->connectionIterator->rewind();
}
// now we are sure that we have a valid item
return $this->connectionIterator->current();
}
/**
* set next task to execute in current job
* @param $taskPID task PID (Process ID)
* @return boolean whether skip is possible
*/
public function skipTo($taskPID)
{
$this->taskSkip = true;
$this->tasksIterator->rewind();
while ($this->tasksIterator->valid()) {
$task = $this->tasksIterator->current();
if ($task->pid == $taskPID) {
return;
}
$this->tasksIterator->next();
}
}
protected function assertIteratesThrough($values, $iterator)
{
$valuesIterator = new ArrayIterator($values);
$valuesIterator->rewind();
foreach ($iterator as $key => $row) {
$this->assertTrue($valuesIterator->valid());
$this->assertEquals($valuesIterator->key(), $key);
$this->assertEquals($valuesIterator->current(), $row);
$valuesIterator->next();
}
$this->assertFalse($valuesIterator->valid());
}
function rewind()
{
$this->position = 0;
parent::rewind();
// goto offset item if possible
if ($this->offset) {
try {
$this->seek($this->offset);
} catch (OutOfBoundsException $e) {
$this->seek($this->count() - 1);
$this->next();
}
}
}
/**
* Returns the next bunch in line.
*
* @return array
*/
public function getNextBunch()
{
if ($this->_iterator === null) {
$this->_iterator = $this->getIterator();
$this->_iterator->rewind();
}
if ($this->_iterator->valid()) {
$dataRow = $this->_iterator->current();
$this->_iterator->next();
} else {
$this->_iterator = null;
$dataRow = null;
}
return $dataRow;
}
function testSeek()
{
$iterator = new ArrayIterator([0, 5, 2, 6]);
$iterator->rewind();
$iterator->seek(3);
$this->assertEquals(6, $iterator->current());
$iterator->seek(1);
$this->assertEquals(5, $iterator->current());
$iterator->seek(2);
$this->assertEquals(2, $iterator->current());
$iterator->seek(0);
$this->assertEquals(0, $iterator->current());
$iterator->seek(3);
$this->assertEquals(6, $iterator->current());
}
protected function assertIteratesThrough($values, $iterator)
{
$valuesIterator = new ArrayIterator($values);
$valuesIterator->rewind();
foreach ($iterator as $key => $row) {
foreach ($row as &$value) {
if ($value instanceof DateTime) {
$value = $value->format('Y-m-d H:i');
}
}
$this->assertTrue($valuesIterator->valid());
$this->assertEquals($valuesIterator->key(), $key);
$this->assertEquals($valuesIterator->current(), $row);
$valuesIterator->next();
}
$this->assertFalse($valuesIterator->valid());
}
function dump($data, $depth = 0)
{
if (is_array($data)) {
print_line('[', $depth);
foreach ($data as $key => $value) {
if (!is_int($key)) {
print_line("{$key} =>", $depth + 1);
}
dump($value, $depth + 2);
}
print_line(']', $depth);
return;
}
if (is_object($data)) {
if (method_exists($data, '__toString')) {
$class = get_class($data);
print_line("[{$class}] {$data}", $depth);
return;
}
$class = get_class($data);
print_line("[{$class}] {", $depth);
if ($data instanceof \IteratorAggregate) {
$iterator = $data->getIterator();
} elseif ($data instanceof \Iterator) {
$iterator = $data;
} else {
$iterator = new \ArrayIterator((array) $data);
}
for ($iterator->rewind(); $iterator->valid(); $iterator->next()) {
if (!is_int($iterator->key())) {
dump($iterator->key(), $depth + 1);
}
dump($iterator->current(), $depth + 2);
}
print_line('}', $depth);
return;
}
if (is_string($data)) {
print_line('"' . $data . '"', $depth);
return;
}
print_line($data, $depth);
}
/**
* fetches collection for particular page
* @param $page
* @throws ResourceException
*/
protected function fetch($page)
{
$resourceCopy = clone $this->resource;
$resourceCopy->page($page);
// save up the memory; GC hack?
$this->collection = null;
$this->iterator = null;
try {
$this->collection = $resourceCopy->get();
// empty collection received
} catch (Resource\Exception\NotFoundException $ex) {
$object = new \ArrayObject();
$object->count = 0;
$object->pages = 0;
$object->page = 1;
$this->collection = $object;
}
$this->iterator = new \ArrayIterator($this->collection);
$this->iterator->rewind();
}
/**
* Rewinds the cache entry iterator to the first element
* and fetches cacheEntries.
*
* @return void
* @api
*/
public function rewind()
{
if ($this->cacheEntriesIterator === null) {
$cacheEntries = [];
$statementHandle = $this->databaseHandle->prepare('SELECT "identifier", "content" FROM "cache" WHERE "context"=? AND "cache"=?' . $this->getNotExpiredStatement());
$statementHandle->execute(array($this->context, $this->cacheIdentifier));
$fetchedColumns = $statementHandle->fetchAll();
foreach ($fetchedColumns as $fetchedColumn) {
// Convert hexadecimal data into binary string,
// because it is not allowed to store null bytes in PostgreSQL.
if ($this->pdoDriver === 'pgsql') {
$fetchedColumn['content'] = hex2bin($fetchedColumn['content']);
}
$cacheEntries[$fetchedColumn['identifier']] = $fetchedColumn['content'];
}
$this->cacheEntriesIterator = new \ArrayIterator($cacheEntries);
} else {
$this->cacheEntriesIterator->rewind();
}
}
/**
* Sets the iterator back to the first element
*
* @return void
*/
public function rewind()
{
$this->iteratorCacheIterator->rewind();
}
/**
* {@inheritdoc}
*/
public function initialize()
{
if (null !== $this->yaml) {
$this->yaml->rewind();
}
}
function rewind()
{
echo __METHOD__ . "\n";
parent::rewind();
}
public function rewind()
{
$this->_iterator = null;
parent::rewind();
$this->setInner();
}
