public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { return VAR_2 . METHOD_2 ( VAR_1 . METHOD_3 ( ) , VAR_1 . METHOD_4 ( ) ) ; } 

public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( VAR_1 == null ) { return null ; } return VAR_2 . METHOD_2 ( VAR_1 . METHOD_3 ( ) , VAR_1 . METHOD_4 ( ) ) ; } 
