home *** CD-ROM | disk | FTP | other *** search
- -- This file is part of SmallEiffel The GNU Eiffel Compiler.
- -- Copyright (C) 1994-98 LORIA - UHP - CRIN - INRIA - FRANCE
- -- Dominique COLNET and Suzanne COLLIN - colnet@loria.fr
- -- http://www.loria.fr/SmallEiffel
- -- SmallEiffel is free software; you can redistribute it and/or modify it
- -- under the terms of the GNU General Public License as published by the Free
- -- Software Foundation; either version 2, or (at your option) any later
- -- version. SmallEiffel is distributed in the hope that it will be useful,but
- -- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- -- for more details. You should have received a copy of the GNU General
- -- Public License along with SmallEiffel; see the file COPYING. If not,
- -- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- -- Boston, MA 02111-1307, USA.
- --
- class METHOD_INFO
- --
- -- Unique Global Object in charge of a method_info as
- -- describe in the JVM specification.
- -- Obviously, the same object is recycled.
- --
- inherit GLOBALS;
-
- feature {NONE}
-
- count: INTEGER;
- -- Number of methods.
-
- storage: STRING is
- -- To store the final JVM `method_info'.
- once
- !!Result.make(4096);
- end;
-
- access_flags: INTEGER;
-
- name_index: INTEGER;
- -- Memorize the name_index in the `constant_pool'.
-
- descriptor_index: INTEGER;
- -- Memorize the descriptor_index in the `constant_pool'.
-
- feature {JVM}
-
- clear is
- do
- count := 0;
- storage.clear;
- end;
-
- write_bytes is
- do
- echo.print_count("method",count);
- jvm.b_put_u2(count);
- jvm.b_put_byte_string(storage);
- end;
-
-
- feature {RUN_FEATURE,JVM,SWITCH}
-
- start(flags: INTEGER; name_key, descriptor: STRING;) is
- require
- not name_key.empty;
- not descriptor.empty
- do
- code_attribute.clear;
- count := count + 1;
- access_flags := flags;
- name_index := constant_pool.idx_uft8(name_key);
- descriptor_index := constant_pool.idx_uft8(descriptor);
- ensure
- access_flags = flags
- end;
-
- finish is
- do
- -- access_flag :
- append_u2(storage,access_flags);
- append_u2(storage,name_index);
- append_u2(storage,descriptor_index);
- -- attributes_count :
- append_u2(storage,1);
- code_attribute.store_in(storage);
- end;
-
- end -- METHOD_INFO
-
-