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

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