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/test/language/unclassified/aux_ph01_splay_dictionary_iterator.e

http://github.com/tybor/Liberty
Specman e | 78 lines | 35 code | 9 blank | 34 comment | 0 complexity | accb826d2074b83e3214309d9a8090e4 MD5 | raw file
 1-- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries.
 2-- See the Copyright notice at the end of this file.
 3--
 4class AUX_PH01_SPLAY_DICTIONARY_ITERATOR[I -> COMPARABLE]
 5   --
 6   -- The iterator for AUX_PH01_SPLAY_DICTIONARY over the keys.
 7   --
 8   -- Copyright (C) Philip Malin 2000.
 9   --
10
11create {ANY}
12   make
13
14feature {ANY}
15   make (sd: AUX_PH01_SPLAY_DICTIONARY[INTEGER, I])
16      do
17         cont := sd
18         start
19      ensure
20         cont = sd
21      end
22
23feature {ANY}
24   start
25         -- Positions the iterator to the first object in the
26         -- aggregate to be traversed.
27      do
28      end
29
30   is_off: BOOLEAN
31         -- Returns true when there are no more objects in the
32         -- sequence.
33      do
34         Result := node = Void
35      end
36
37   index: I
38         -- Returns the index of the object at the current position in the
39         -- sequence.
40      require
41         not is_off
42      do
43         Result := node.index
44      end
45
46   next
47         -- Positions the iterator to the next object in the
48         -- sequence.
49      require
50         not is_off
51      do
52         node := cont.next_highest(node)
53      end
54
55feature {}
56   cont: AUX_PH01_SPLAY_DICTIONARY[INTEGER, I]
57
58   node: AUX_PH01_SPLAY_DICTIONARY_ITEM[INTEGER, I]
59
60end -- class AUX_PH01_SPLAY_DICTIONARY_ITERATOR
61--
62-- ------------------------------------------------------------------------------------------------------------------------------
63-- Copyright notice below. Please read.
64--
65-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
66-- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
67-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
68-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
69-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
70-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
71--
72-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
73-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
74--
75-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
76--
77-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
78-- ------------------------------------------------------------------------------------------------------------------------------