1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
-- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries
--
-- SmartEiffel 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.
-- SmartEiffel 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 SmartEiffel; see the file COPYING. If not, write to
-- the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-- MA 02111-1307, USA.
--
-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.
-- - University of Nancy 1 - FRANCE
-- Copyright(C) 2003: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne
-- - University of Nancy 2 - FRANCE
--
-- Dominique COLNET, Suzanne COLLIN, Olivier ZENDRA,
-- Philippe RIBET, Cyril ADRIAN
--
-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
--
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
VISITABLE
creation {CODE_ATTRIBUTE} make
feature {EXCEPTION_TABLE_VISITOR}
accept(visitor: EXCEPTION_TABLE_VISITOR) is
do
visitor.visit_exception_table(Current)
end
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}
length: INTEGER is
do
Result := 8*count
end
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
|
