| 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 | } |