/**
* Sets a new php source file.
*
* @param string $sourceFile A php source file.
*
* @return void
*/
public function setSourceFile($sourceFile)
{
$storage = PHP_Depend_StorageRegistry::get(PHP_Depend::PARSER_STORAGE);
$id = '$Id$-@package_version@';
$key = md5_file($sourceFile);
$group = get_class($this->_tokenizer);
$tokens = $storage->restore($key, $group, $id);
if (is_array($tokens)) {
$this->_sourceFile = new PHP_Depend_Code_File($sourceFile);
$this->_sourceFile->setTokens($tokens);
} else {
$this->_tokenizer->setSourceFile($sourceFile);
$this->_sourceFile = $this->_tokenizer->getSourceFile();
$tokens = $this->_sourceFile->getTokens();
$storage->store($tokens, $key, $group, $id);
}
$this->_tokens = $tokens;
$this->_index = 0;
$this->_count = count($tokens);
}
