Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
GroupTextSearchResults |
|
| 2.25;2.25 |
1 | package org.paneris.bibliomania.fti; | |
2 | ||
3 | class GroupTextSearchResults extends TextSearchResultsBase { | |
4 | private TextSearchResults[] streams; | |
5 | private int[] positions; | |
6 | private TextSearchResults leadStream; | |
7 | private int currentWordIndex; | |
8 | ||
9 | 0 | public GroupTextSearchResults(TextSearchResults[] streams) { |
10 | 0 | this.streams = streams; |
11 | 0 | positions = new int[streams.length]; |
12 | 0 | for (int i = 0; i < positions.length; ++i) |
13 | 0 | positions[i] = i; |
14 | ||
15 | // FIXME sort them, actually | |
16 | ||
17 | 0 | if (streams.length > 0) |
18 | 0 | leadStream = streams[0]; |
19 | 0 | } |
20 | ||
21 | /** | |
22 | * FIXME won't work if doing goups of not just single words, but then | |
23 | * positions can't be static either | |
24 | */ | |
25 | ||
26 | public int hitWordsCount() { | |
27 | 0 | return streams.length; |
28 | } | |
29 | ||
30 | private void findHit() { | |
31 | 0 | for (int w = 0; w < streams.length;) { |
32 | 0 | TextSearchResults stream = streams[w]; |
33 | 0 | int wantedIndex = currentWordIndex + positions[w]; |
34 | 0 | stream.skipToWordIndex(wantedIndex); |
35 | 0 | int streamIndex = stream.currentWordIndex(); |
36 | 0 | if (streamIndex == -1) { |
37 | 0 | currentWordIndex = -1; |
38 | 0 | return; |
39 | } | |
40 | ||
41 | 0 | if (streamIndex == wantedIndex) |
42 | 0 | ++w; |
43 | else { | |
44 | 0 | currentWordIndex = streamIndex - positions[w]; |
45 | 0 | w = 0; |
46 | } | |
47 | 0 | } |
48 | 0 | } |
49 | ||
50 | public void init() { | |
51 | 0 | for (int w = 0; w < streams.length; ++w) |
52 | 0 | streams[w].init(); |
53 | 0 | currentWordIndex = 0; |
54 | 0 | findHit(); |
55 | 0 | } |
56 | ||
57 | public void skipToNextHit() { | |
58 | 0 | if (currentWordIndex != -1) { |
59 | 0 | ++currentWordIndex; |
60 | 0 | findHit(); |
61 | } | |
62 | 0 | } |
63 | ||
64 | public int currentOffset() { | |
65 | 0 | return currentWordIndex == -1 ? -1 : leadStream.currentOffset(); |
66 | } | |
67 | ||
68 | public int currentWordIndex() { | |
69 | 0 | return currentWordIndex; |
70 | } | |
71 | ||
72 | public void close() { | |
73 | 0 | for (int i = 0; i < streams.length; ++i) |
74 | 0 | streams[i].close(); |
75 | 0 | } |
76 | } |