Viewing file:  Sequence.php (3.28 KB) -rw-r--r--
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<?php
namespace Doctrine\DBAL\Schema;
use Doctrine\DBAL\Schema\Visitor\Visitor;
use Doctrine\Deprecations\Deprecation;
use function count;
use function sprintf;
/**
* Sequence structure.
*/
class Sequence extends AbstractAsset
{
/** @var int */
protected $allocationSize = 1;
/** @var int */
protected $initialValue = 1;
/** @var int|null */
protected $cache;
/**
* @param string $name
* @param int $allocationSize
* @param int $initialValue
* @param int|null $cache
*/
public function __construct($name, $allocationSize = 1, $initialValue = 1, $cache = null)
{
$this->_setName($name);
$this->setAllocationSize($allocationSize);
$this->setInitialValue($initialValue);
$this->cache = $cache;
}
/** @return int */
public function getAllocationSize()
{
return $this->allocationSize;
}
/** @return int */
public function getInitialValue()
{
return $this->initialValue;
}
/** @return int|null */
public function getCache()
{
return $this->cache;
}
/**
* @param int $allocationSize
*
* @return Sequence
*/
public function setAllocationSize($allocationSize)
{
if ($allocationSize > 0) {
$this->allocationSize = $allocationSize;
} else {
$this->allocationSize = 1;
}
return $this;
}
/**
* @param int $initialValue
*
* @return Sequence
*/
public function setInitialValue($initialValue)
{
if ($initialValue > 0) {
$this->initialValue = $initialValue;
} else {
$this->initialValue = 1;
}
return $this;
}
/**
* @param int $cache
*
* @return Sequence
*/
public function setCache($cache)
{
$this->cache = $cache;
return $this;
}
/**
* Checks if this sequence is an autoincrement sequence for a given table.
*
* This is used inside the comparator to not report sequences as missing,
* when the "from" schema implicitly creates the sequences.
*
* @return bool
*/
public function isAutoIncrementsFor(Table $table)
{
$primaryKey = $table->getPrimaryKey();
if ($primaryKey === null) {
return false;
}
$pkColumns = $primaryKey->getColumns();
if (count($pkColumns) !== 1) {
return false;
}
$column = $table->getColumn($pkColumns[0]);
if (! $column->getAutoincrement()) {
return false;
}
$sequenceName = $this->getShortestName($table->getNamespaceName());
$tableName = $table->getShortestName($table->getNamespaceName());
$tableSequenceName = sprintf('%s_%s_seq', $tableName, $column->getShortestName($table->getNamespaceName()));
return $tableSequenceName === $sequenceName;
}
/**
* @deprecated
*
* @return void
*/
public function visit(Visitor $visitor)
{
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/pull/5435',
'Sequence::visit() is deprecated.',
);
$visitor->acceptSequence($this);
}
}
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