| 1 | |
package org.paneris.bibliomania.fti; |
| 2 | |
|
| 3 | 0 | class WordTextSearchResults extends TextSearchResultsBase { |
| 4 | |
|
| 5 | 0 | private byte[] data = null; |
| 6 | 0 | private int dataLength = 0; |
| 7 | 0 | private int pointer = -1; |
| 8 | |
private int currentWordIndex, currentOffset; |
| 9 | |
private Packer wordIndexPacker; |
| 10 | |
private Packer offsetPacker; |
| 11 | |
|
| 12 | |
public int hitWordsCount() { |
| 13 | 0 | return 1; |
| 14 | |
} |
| 15 | |
|
| 16 | |
public void init() { |
| 17 | 0 | pointer = 0; |
| 18 | 0 | wordIndexPacker = OnePacker.it; |
| 19 | 0 | offsetPacker = OnePacker.it; |
| 20 | 0 | skipToNextHit(); |
| 21 | 0 | } |
| 22 | |
|
| 23 | |
public void init(byte[] dataP, int dataLengthP) { |
| 24 | 0 | this.data = dataP; |
| 25 | 0 | this.dataLength = dataLengthP; |
| 26 | 0 | init(); |
| 27 | 0 | } |
| 28 | |
|
| 29 | |
public void skipToNextHit() { |
| 30 | |
for (;;) { |
| 31 | 0 | if (pointer + wordIndexPacker.numberLength() > dataLength) { |
| 32 | 0 | pointer = -1; |
| 33 | 0 | return; |
| 34 | |
} |
| 35 | |
|
| 36 | 0 | currentWordIndex = wordIndexPacker.number(data, pointer); |
| 37 | 0 | pointer += wordIndexPacker.numberLength(); |
| 38 | |
|
| 39 | 0 | if (currentWordIndex == wordIndexPacker.numberMax()) |
| 40 | 0 | wordIndexPacker = wordIndexPacker.bigger(); |
| 41 | |
else |
| 42 | |
break; |
| 43 | |
} |
| 44 | |
|
| 45 | |
for (;;) { |
| 46 | 0 | if (pointer + offsetPacker.numberLength() > dataLength) { |
| 47 | 0 | pointer = -1; |
| 48 | 0 | return; |
| 49 | |
} |
| 50 | |
|
| 51 | 0 | currentOffset = offsetPacker.number(data, pointer); |
| 52 | 0 | pointer += offsetPacker.numberLength(); |
| 53 | |
|
| 54 | 0 | if (currentOffset == offsetPacker.numberMax()) |
| 55 | 0 | offsetPacker = offsetPacker.bigger(); |
| 56 | |
else |
| 57 | |
break; |
| 58 | |
} |
| 59 | 0 | } |
| 60 | |
|
| 61 | |
public int currentWordIndex() { |
| 62 | 0 | return pointer == -1 ? -1 : currentWordIndex; |
| 63 | |
} |
| 64 | |
|
| 65 | |
public int currentOffset() { |
| 66 | 0 | return pointer == -1 ? -1 : currentOffset; |
| 67 | |
} |
| 68 | |
|
| 69 | |
public void close() { |
| 70 | 0 | } |
| 71 | |
} |