mysql_connect() Fehler

<?php




class Database
{


	private $host 	= 'localhost';
	private $user = 'root';
	private $pass 	= '';
	private $dbname = 'palwal';
	private $synup;
	private $error;
	private $stmt;
	protected $dsn;

	public function viewDB()
	{
		return $this->dbname;
	}

	public function close()
	{
		$this->synup = NULL;
		return;
	}
	public function viewuser() {
		return $this->user;
	}

	public function __deconstruct()
	{
		$this->close();
	}


	

	public function __construct()
	{


		$this->dsn = 'mysql:host='.$this->host.';dbname='.$this->dbname;

		$optionen = array(
				\PDO::ATTR_PERSISTENT => false
				/*,
				\PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION*/);

		try{
			$this->synup = new \PDO($this->dsn, $this->user, $this->pass, $optionen);
			$this->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
			$this->setAttribute(\PDO::ATTR_EMULATE_PREPARES, false);
		} catch(\PDOException $e)
		{
			$this->error = $e->getMessage();
			die($e->getMessage());
		}

	}

	public function Query($sql)
	{
		$this->stmt = $this->synup->prepare($sql);
	}

	public function errorInfo()
	{
		$this->stmt = $this->synup->errorInfo();
	}

	public function errorCode()
	{
		$this->stmt = $this->synup->errorCode();
	}

	public function getAttribute($att)
	{
		$this->stmt = $this->synup->getAttribute($att);
	}

	public function setAttribute($att, $value)
	{
		$this->stmt = $this->synup->setAttribute($att, $value);
	}


	public function bind($param, $value, $type = NULL)
	{
		if(is_null($type))
		{
			switch(true)
			{
				case is_int($value):
					$type = \PDO::PARAM_INT;
					break;
				case is_null($value):
					$type = \PDO::PARAM_BOOL;
					break;
				default:
					$type = \PDO::PARAM_STR;
			}
		}

		$this->stmt->bindValue($param, $value, $type);
	}

	public function execute()
	{
		return $this->stmt->execute();
	}

	public function fetchAll()
	{
		return $this->stmt->fetchAll();	
	}

	public function debug()
	{
		return $this->stmt->debugDumpParams();
	}

	public function nextRowset()
	{
		return $this->stmt->nextRowset();
	}
	public function resultset()
	{
		$this->execute();
		return $this->stmt->fetchAll(\PDO::FETCH_ASSOC);
	}

	public function fetch($typ = \PDO::FETCH_OBJ)
	{
		$this->execute();
		return $this->stmt->fetch($typ);
	}

	public function rowCount()
	{
		return $this->stmt->rowCount();
	}

	public function lastInsertId()
	{
		return $this->synup->lastInsertId();
	}

	public function columnCount()
	{
		return $this->stmt->columnCount();
	}

	public function getColumnMeta($c = 0)
	{
		return $this->stmt->getColumnMeta($c);
	}

	public function beginTransaktion()
	{
		return $this->synup->beginTransaction();
	}

	public function commit()
	{
		return $this->synup->commit();
	}

	public function rollBack()
	{
		return $this->synup->rollBack();
	}

	/*public function debug()
	{
		return $this->stmt->debugDumpParams();
	}*/
}
?>