public static java.lang.String METHOD_1 ( java.lang.String id ) { <BUG> if ( id == null ) {return null ;}</BUG> return TYPE_1 . METHOD_2 ( id ) . METHOD_3 ( ) ; }
public static java.lang.String METHOD_1 ( java.lang.String id ) { return TYPE_1 . METHOD_2 ( id ) . METHOD_3 ( ) ; } 
