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SmallEiffel.lha
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exception_table.e
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1998-12-22
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-- 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 EXCEPTION_TABLE
--
-- Unique Global Object in charge of the exception table of
-- a method_info as describe in the JVM specification.
-- Obviously, the same object is recycled.
--
inherit GLOBALS;
creation {CODE_ATTRIBUTE} make
feature {NONE}
from_pc: FIXED_ARRAY[INTEGER] is
once
!!Result.with_capacity(4);
end;
to_pc: FIXED_ARRAY[INTEGER] is
once
!!Result.with_capacity(4);
end;
handler_pc: FIXED_ARRAY[INTEGER] is
once
!!Result.with_capacity(4);
end;
type_idx: FIXED_ARRAY[INTEGER] is
once
!!Result.with_capacity(4);
end;
feature {NONE}
make is
do
end;
feature {NONE}
count: INTEGER is
do
Result := from_pc.count;
end;
feature {CODE_ATTRIBUTE}
clear is
do
from_pc.clear;
to_pc.clear;
handler_pc.clear;
type_idx.clear;
end;
add(f,t,h,type: INTEGER) is
do
from_pc.add_last(f);
to_pc.add_last(t);
handler_pc.add_last(h);
type_idx.add_last(type);
end;
store_in(storage: STRING) is
local
c, i: INTEGER;
do
c := count;
append_u2(storage,c);
from
i := 0;
until
i >= c
loop
append_u2(storage,from_pc.item(i));
append_u2(storage,to_pc.item(i));
append_u2(storage,handler_pc.item(i));
append_u2(storage,type_idx.item(i));
i := i + 1;
end;
end;
end -- EXCEPTION_TABLE