[3365] | 1 | /**************************************************************************
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| 2 | *
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| 3 | * FIvfLevelInfo.cpp -- File functions for document levels
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| 4 | * Copyright (C) 1999 Rodger McNab
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 2 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 19 | *
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| 20 | **************************************************************************/
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| 21 |
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| 22 | #include "FIvfLevelInfo.h"
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| 23 |
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| 24 |
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| 25 | IvfLevelInfo::IvfLevelInfo () {
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| 26 | Clear();
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| 27 | }
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| 28 |
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| 29 | void IvfLevelInfo::Clear () {
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| 30 | levelTag.erase (levelTag.begin(), levelTag.end());
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| 31 | numEntries = 0;
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| 32 | approxWeightsDiskPtr = 0;
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| 33 | exactWeightsDiskPtr = 0;
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| 34 | workInLevel = false;
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| 35 | }
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| 36 |
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| 37 | bool IvfLevelInfo::Read (FILE *f) {
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| 38 | workInLevel = false;
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| 39 | return (ReadUCArray (f, levelTag) &&
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| 40 | ReadUL (f, numEntries) &&
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| 41 | ReadUL (f, approxWeightsDiskPtr) &&
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| 42 | ReadUL (f, exactWeightsDiskPtr));
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| 43 | }
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| 44 |
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| 45 | bool IvfLevelInfo::Write (FILE *f) const {
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| 46 | return (WriteUCArray (f, levelTag) &&
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| 47 | WriteUL (f, numEntries) &&
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| 48 | WriteUL (f, approxWeightsDiskPtr) &&
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| 49 | WriteUL (f, exactWeightsDiskPtr));
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| 50 | }
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| 51 |
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| 52 | // stream output for debugging purposes
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| 53 | ostream &operator<<(ostream &s, const IvfLevelInfo &l) {
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| 54 | s << " Tag: \"" << l.levelTag << "\"\n"
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| 55 | << " numEntries: " << l.numEntries << "\n"
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| 56 | << " approxWeightsDiskPtr: " << l.approxWeightsDiskPtr << "\n"
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| 57 | << " exactWeightsDiskPtr: " << l.exactWeightsDiskPtr << "\n"
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| 58 | << " workInLevel: " << ((l.workInLevel) ? "true" : "false") << "\n\n";
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| 59 |
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| 60 | return s;
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| 61 | }
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| 62 |
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| 63 |
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| 64 |
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| 65 | FIvfLevel::FIvfLevel () {
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| 66 | Clear ();
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| 67 | }
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| 68 |
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| 69 | void FIvfLevel::Clear () {
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| 70 | docTag.erase (docTag.begin(), docTag.end());
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| 71 | indexLevel.erase (indexLevel.begin(), indexLevel.end());
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| 72 | levelInfo.erase (levelInfo.begin(), levelInfo.end());
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| 73 | }
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| 74 |
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| 75 | bool FIvfLevel::Read (FILE *f) {
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| 76 | if (!ReadUCArray (f, docTag) ||
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| 77 | !ReadUCArray (f, indexLevel))
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| 78 | return false;
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| 79 |
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| 80 | // read in the array size
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| 81 | unsigned long arrSize = 0;
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| 82 | if (!ReadVarLenUL (f, arrSize)) return false;
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| 83 |
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| 84 | IvfLevelInfo thisLevel;
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| 85 | while (arrSize > 0) {
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| 86 | // read and insert the next level information
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| 87 | if (!thisLevel.Read (f)) return false;
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| 88 | levelInfo[thisLevel.levelTag] = thisLevel;
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| 89 |
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[9613] | 90 | --arrSize;
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[3365] | 91 | }
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| 92 |
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| 93 | return true;
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| 94 | }
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| 95 |
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| 96 | bool FIvfLevel::Write (FILE *f) const {
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| 97 | if (!WriteUCArray (f, docTag) ||
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| 98 | !WriteUCArray (f, indexLevel))
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| 99 | return false;
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| 100 |
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| 101 | // write out the array size
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| 102 | if (!WriteVarLenUL (f, levelInfo.size())) return false;
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| 103 |
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| 104 | // write out each level info
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| 105 | IvfLevelInfoMap::const_iterator here = levelInfo.begin();
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| 106 | IvfLevelInfoMap::const_iterator end = levelInfo.end();
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| 107 | while (here != end) {
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| 108 | if (!(*here).second.Write (f)) return false;
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| 109 |
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[9613] | 110 | ++here;
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[3365] | 111 | }
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| 112 |
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| 113 | return true;
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| 114 | }
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| 115 |
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| 116 | // stream output for debugging purposes
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| 117 | ostream &operator<<(ostream &s, const FIvfLevel &l) {
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| 118 | s << "docTag: \"" << l.docTag << "\"\n"
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| 119 | << "indexLevel: \"" << l.indexLevel << "\"\n";
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| 120 |
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| 121 | IvfLevelInfoMap::const_iterator here = l.levelInfo.begin ();
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| 122 | IvfLevelInfoMap::const_iterator end = l.levelInfo.end ();
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| 123 | while (here != end) {
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| 124 | s << (*here).second;
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[9613] | 125 | ++here;
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[3365] | 126 | }
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| 127 |
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| 128 | return s;
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| 129 | }
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