Mercurial > repos > public > sbplib

annotate Map.m @ 416:e97550b5c1e7 feature/better_map

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add todo.
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 02 Feb 2017 16:41:41 +0100
parents 16907bf31e67
children effd75b113ba
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
414
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
1 classdef Map < handle
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
2 properties
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
3 map
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
4 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
5
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
6 % can we support multi map using varargin?
416
e97550b5c1e7 Add todo.
Jonatan Werpers <jonatan@werpers.com>
parents: 415
diff changeset
7 % probably a bad idea. For example it complicates keys();
414
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
8
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
9 methods
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
10 function obj = Map()
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
11 obj.map = containers.Map()
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
12 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
13
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
14 function set(obj, k, v)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
15 keyByteStream = getByteStreamFromArray(k);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
16
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
17 obj.map(char(keyByteStream)) = v;
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
18 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
19
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
20 function v = get(obj, k)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
21 keyByteStream = getByteStreamFromArray(k);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
22
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
23 v = obj.map(char(keyByteStream));
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
24 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
25
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
26 function b = isKey(obj, k)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
27 keyByteStream = getByteStreamFromArray(k);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
28 b = obj.map.isKey(keyByteStream);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
29 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
30
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
31 function c = keys(obj)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
32 keyByteStreams = obj.map.keys;
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
33
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
34 n = length(keyByteStreams);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
35
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
36 c = cell(1, n);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
37 for i = 1:n
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
38 c{i} = getArrayFromByteStream(uint8(keyByteStreams{i}));
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
39 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
40 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
41
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
42 function l = length(obj)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
43 l = obj.map.length;
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
44 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
45
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
46 function remove(obj, k)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
47 keyByteStream = getByteStreamFromArray(k);
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
48 obj.map.remove(char(keyByteStream));
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
49 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
50
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
51 function s = size(obj)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
52 s = obj.map.size;
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
53 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
54
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
55 function c = values(obj)
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
56 c = obj.map.values;
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
57 end
415
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
58
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
59 function v = subsref(obj, S)
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
60 switch S.type
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
61 case '()'
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
62 k = S.subs;
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
63 try
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
64 v = obj.get(k);
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
65 catch ME
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
66 if strcmp(ME.identifier,'MATLAB:Containers:Map:NoKey')
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
67 error('Reference to non-existent entry %s',toString(S.subs));
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
68 else
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
69 throw(ME);
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
70 end
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
71 end
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
72 otherwise
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
73 v = builtin('subsref', obj, S);
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
74 end
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
75 end
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
76
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
77 function obj = subsasgn(obj, S, v);
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
78 switch S.type
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
79 case '()'
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
80 k = S.subs;
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
81 obj.set(k, v);
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
82 otherwise
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
83 error('Unsupported indexing operator: %s',S.type);
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
84 end
16907bf31e67 Overload indexing operations.
Jonatan Werpers <jonatan@werpers.com>
parents: 414
diff changeset
85 end
414
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
86 end
50fd7e88aa74 Add a test implementation
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
87 end