original_string: private function _getConnection()
      {
          if (is_resource($this->_db)) {
              return $this->_db;
          } else {
              $this->_db = @sqlite_open($this->_options['cache_db_complete_path']);
              if (!(is_resource($this->_db))) {
                  Zend_Cache::throwException("Impossible to open " . $this->_options['cache_db_complete_path'] . " cache DB file");
              }
              return $this->_db;
          }
      }
code: private function _getConnection()
      {
          if (is_resource($this->_db)) {
              return $this->_db;
          } else {
              $this->_db = @sqlite_open($this->_options['cache_db_complete_path']);
              if (!(is_resource($this->_db))) {
                  Zend_Cache::throwException("Impossible to open " . $this->_options['cache_db_complete_path'] . " cache DB file");
              }
              return $this->_db;
          }
      }
code_tokens: private function _getConnection ( ) { if ( is_resource ( $ this -> _db ) ) { return $ this -> _db ; } else { $ this -> _db = @ sqlite_open ( $ this -> _options [ 'cache_db_complete_path' ] ) ; if ( ! ( is_resource ( $ this -> _db ) ) ) { Zend_Cache :: throwException ( "Impossible to open " . $ this -> _options [ 'cache_db_complete_path' ] . " cache DB file" ) ; } return $ this -> _db ; } }
docstring: Return the connection resource
  
  If we are not connected, the connection is made
  
  @throws Zend_Cache_Exception
  @return resource Connection resource
docstring_tokens: Return the connection resource