original_string: public function getDefault()
      {
          // get the memoized default
          if ($this->default) {
              return $this->get($this->default);
          }
  
          // no configurations available
          // check for existing connections
          if (0 === count($this->config)) {
              if (1 === count($this->connections)) {
                  $this->default = array_keys($this->connections)[0];
  
                  return $this->get($this->default);
              } elseif (count($this->connections) > 1) {
                  throw new JAQBException('Could not determine the default connection because multiple connections were available and the default has not been set.');
              }
  
              throw new JAQBException('The default connection is not available because no configurations have been supplied.');
          }
  
          // handle the case where there is a single configuration
          if (1 === count($this->config)) {
              $this->default = array_keys($this->config)[0];
  
              return $this->get($this->default);
          }
  
          // handle multiple configurations
          foreach ($this->config as $k => $v) {
              if (array_value($v, 'default')) {
                  $this->default = $k;
  
                  return $this->get($this->default);
              }
          }
  
          throw new JAQBException('There is no default connection.');
      }
code: public function getDefault()
      {
          // get the memoized default
          if ($this->default) {
              return $this->get($this->default);
          }
  
          // no configurations available
          // check for existing connections
          if (0 === count($this->config)) {
              if (1 === count($this->connections)) {
                  $this->default = array_keys($this->connections)[0];
  
                  return $this->get($this->default);
              } elseif (count($this->connections) > 1) {
                  throw new JAQBException('Could not determine the default connection because multiple connections were available and the default has not been set.');
              }
  
              throw new JAQBException('The default connection is not available because no configurations have been supplied.');
          }
  
          // handle the case where there is a single configuration
          if (1 === count($this->config)) {
              $this->default = array_keys($this->config)[0];
  
              return $this->get($this->default);
          }
  
          // handle multiple configurations
          foreach ($this->config as $k => $v) {
              if (array_value($v, 'default')) {
                  $this->default = $k;
  
                  return $this->get($this->default);
              }
          }
  
          throw new JAQBException('There is no default connection.');
      }
code_tokens: public function getDefault ( ) { // get the memoized default if ( $ this -> default ) { return $ this -> get ( $ this -> default ) ; } // no configurations available // check for existing connections if ( 0 === count ( $ this -> config ) ) { if ( 1 === count ( $ this -> connections ) ) { $ this -> default = array_keys ( $ this -> connections ) [ 0 ] ; return $ this -> get ( $ this -> default ) ; } elseif ( count ( $ this -> connections ) > 1 ) { throw new JAQBException ( 'Could not determine the default connection because multiple connections were available and the default has not been set.' ) ; } throw new JAQBException ( 'The default connection is not available because no configurations have been supplied.' ) ; } // handle the case where there is a single configuration if ( 1 === count ( $ this -> config ) ) { $ this -> default = array_keys ( $ this -> config ) [ 0 ] ; return $ this -> get ( $ this -> default ) ; } // handle multiple configurations foreach ( $ this -> config as $ k => $ v ) { if ( array_value ( $ v , 'default' ) ) { $ this -> default = $ k ; return $ this -> get ( $ this -> default ) ; } } throw new JAQBException ( 'There is no default connection.' ) ; }
docstring: Gets the default database connection.
  
  @throws JAQBException if there is not a default connection
  
  @return QueryBuilder
docstring_tokens: Gets the default database connection .