public void METHOD_1 ( TYPE_1 ... VAR_1 ) { for ( TYPE_1 node : VAR_1 ) { node . METHOD_2 ( this ) ; this . VAR_1 . add ( node ) ; } VAR_2 . METHOD_3 ( ) ; } 

public void METHOD_1 ( TYPE_1 ... VAR_1 ) { if ( VAR_1 != null ) { for ( TYPE_1 node : VAR_1 ) { node . METHOD_2 ( this ) ; this . VAR_1 . add ( node ) ; } } VAR_2 . METHOD_3 ( ) ; } 
