Mercurial > dedupe

comparison UniqueString.hpp @ 16:06166d6c083b

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Add configuration processing. Cache DB values Add a custom RBTree to save space. Track multiple DB connections properly. More testing. Add ValueExistsException.
author Tom Fredrik Blenning Klaussen <bfg@blenning.no>
date Tue, 28 Aug 2012 18:58:02 +0200
parents
children d0502678429c
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15:199fc63c60c1 16:06166d6c083b
1 #ifndef UNIQUESTRING_HPP
2 #define UNIQUESTRING_HPP
3
4 #if 0
5 #include <QtCore/QMap>
6 #include <QtCore/QString>
7
8 class UniqueString : public QString
9 {
10 private:
11 static QMap<QString, QString> map;
12
13 public:
14 UniqueString(const QString& str)
15 {
16 if (!map.contains(str)) {
17 map.insert(str, str);
18 }
19 QString::operator=(map.value(str));
20 }
21 };
22 #else
23 #include "RBTree.hpp"
24 #include <QtCore/QString>
25 #include <QtCore/QDebug>
26
27 class UniqueString : public QString
28 {
29 private:
30 static RBTree<QString> map;
31
32 public:
33 UniqueString(const QString& str)
34 {
35 boost::optional<QString> present = map.find(str);
36 if (!present) {
37 map.insert(str);
38 present = str;
39 //qDebug() << map.optimal_depth() << " : " << map.avg_depth() << " : " << map.depth();
40 }
41 QString::operator=(*present);
42
43 }
44 };
45 #endif
46
47 #endif //UNIQUESTRING_HPP