KDb

KDbEscapedString.h
1/* This file is part of the KDE project
2 Copyright (C) 2010 Jarosław Staniek <staniek@kde.org>
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public
6 License as published by the Free Software Foundation; either
7 version 2 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
13
14 You should have received a copy of the GNU Library General Public License
15 along with this program; see the file COPYING. If not, write to
16 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18*/
19
20#ifndef KDB_ESCAPEDSTRING_H
21#define KDB_ESCAPEDSTRING_H
22
23#include <QByteArray>
24#include <QString>
25#include <QList>
26
27#include "kdb_export.h"
28
29//! Specialized string for escaping.
30//! In addition to byte array, contains "validity" flag that is transferred
31//! when strings are concatenated or in general when any operation with invalid
32//! escaped string is performed.
33class KDB_EXPORT KDbEscapedString : protected QByteArray
34{
35public:
36 inline KDbEscapedString() : m_valid(true) {}
37
38 explicit inline KDbEscapedString(char ch)
39 : QByteArray(1, ch), m_valid(true) {}
40
41 explicit inline KDbEscapedString(QChar ch)
42 : QByteArray(1, ch.toLatin1()), m_valid(true) {}
43
44 explicit inline KDbEscapedString(const char* string)
45 : QByteArray(string), m_valid(true) {}
46
47 explicit inline KDbEscapedString(const QByteArray& string)
48 : QByteArray(string), m_valid(true) {}
49
50 explicit inline KDbEscapedString(const QString& string)
51 : QByteArray(string.toUtf8()), m_valid(true) {}
52
53 inline KDbEscapedString(const KDbEscapedString& string)
54 : QByteArray(string), m_valid(string.isValid()) {}
55
56 inline ~KDbEscapedString() {}
57
58 //! @return invalid escaped string.
59 static inline KDbEscapedString invalid() { return KDbEscapedString(false); }
60
61 //! @return true if the string is valid. Valid string means that the escaping process
62 //! has finished successfully. It does not mean that the statement itself parses
63 //! or can be executed without errors.
64 inline bool isValid() const { return m_valid; }
65
66 inline QByteArray toByteArray() const { return static_cast<const QByteArray&>(*this); }
67
68 inline QString toString() const {
69 return QString::fromUtf8(static_cast<const QByteArray&>(*this).constData(), length());
70 }
71
72 inline KDbEscapedString &operator=(const KDbEscapedString& string) {
73 QByteArray::operator=(string);
74 m_valid = string.isValid();
75 return *this;
76 }
77 inline KDbEscapedString &operator=(const QByteArray& string) {
78 QByteArray::operator=(string);
79 m_valid = true;
80 return *this;
81 }
82 inline KDbEscapedString &operator=(const char *string) {
83 QByteArray::operator=(string);
84 m_valid = true;
85 return *this;
86 }
87
88 inline bool operator==(const KDbEscapedString &other) const
89 {
90 return isValid() == other.isValid()
91 && static_cast<const QByteArray&>(*this) == other.toByteArray();
92 }
93 inline int size() const { return QByteArray::size(); }
94 inline bool isEmpty() const { return QByteArray::isEmpty(); }
95 inline void resize(int size) { QByteArray::resize(size); }
96
97 inline KDbEscapedString &fill(char c, int size = -1) {
98 m_valid = true;
99 QByteArray::fill(c, size);
100 return *this;
101 }
102
103 inline int capacity() const { return QByteArray::isEmpty(); }
104 inline void reserve(int size) { QByteArray::reserve(size); }
105 inline void squeeze() { QByteArray::squeeze(); }
106
107 inline char *data() { return QByteArray::data(); }
108 inline const char *data() const { return QByteArray::data(); }
109 inline const char *constData() const { return QByteArray::constData(); }
110 inline void clear() { m_valid = true; QByteArray::clear(); }
111
112#ifdef Q_COMPILER_MANGLES_RETURN_TYPE
113 inline const char at(int i) const { return QByteArray::at(i); }
114 inline const char operator[](int i) const { return QByteArray::operator[](i); }
115 inline const char operator[](uint i) const { return QByteArray::operator[](i); }
116#else
117 inline char at(int i) const { return QByteArray::at(i); }
118 inline char operator[](int i) const { return QByteArray::operator[](i); }
119 inline char operator[](uint i) const { return QByteArray::operator[](i); }
120#endif
121 inline QByteRef operator[](int i) { return QByteArray::operator[](i); }
122 inline QByteRef operator[](uint i) { return QByteArray::operator[](i); }
123
124 inline int indexOf(char c, int from = 0) const { return QByteArray::indexOf(c, from); }
125 inline int indexOf(const char *c, int from = 0) const { return QByteArray::indexOf(c, from); }
126 inline int indexOf(const QByteArray &a, int from = 0) const { return QByteArray::indexOf(a, from); }
127 inline int indexOf(const KDbEscapedString &s, int from = 0) const {
128 return s.isValid() ? QByteArray::indexOf(s, from) : -1;
129 }
130 inline int lastIndexOf(char c, int from = -1) const { return QByteArray::lastIndexOf(c, from); }
131 inline int lastIndexOf(const char *c, int from = -1) const { return QByteArray::lastIndexOf(c, from); }
132 inline int lastIndexOf(const QByteArray &a, int from = -1) const { return QByteArray::lastIndexOf(a, from); }
133 inline int lastIndexOf(const KDbEscapedString &s, int from = 0) const {
134 return s.isValid() ? QByteArray::lastIndexOf(s, from) : -1;
135 }
136
137 inline int count(char c) const { return QByteArray::count(c); }
138 inline int count(const char *a) const { return QByteArray::count(a); }
139 inline int count(const QByteArray &a) const { return QByteArray::count(a); }
140 inline int count(const KDbEscapedString &s) const {
141 return s.isValid() ? QByteArray::count(s) : -1;
142 }
143
144 inline KDbEscapedString left(int len) const {
145 return m_valid ? KDbEscapedString(QByteArray::left(len)) : KDbEscapedString::invalid();
146 }
147 inline KDbEscapedString right(int len) const {
148 return m_valid ? KDbEscapedString(QByteArray::right(len)) : KDbEscapedString::invalid();
149 }
150 inline KDbEscapedString mid(int index, int len = -1) const {
151 return m_valid ? KDbEscapedString(QByteArray::mid(index, len)) : KDbEscapedString::invalid();
152 }
153
154 inline bool startsWith(const KDbEscapedString &s) const {
155 return (m_valid && s.isValid()) ? QByteArray::startsWith(s) : false;
156 }
157 inline bool startsWith(const QByteArray &a) const {
158 return m_valid ? QByteArray::startsWith(a) : false;
159 }
160 inline bool startsWith(char c) const {
161 return m_valid ? QByteArray::startsWith(c) : false;
162 }
163 inline bool startsWith(const char *c) const {
164 return m_valid ? QByteArray::startsWith(c) : false;
165 }
166
167 inline bool endsWith(const KDbEscapedString &s) const {
168 return (m_valid && s.isValid()) ? QByteArray::endsWith(s) : false;
169 }
170 inline bool endsWith(const QByteArray &a) const {
171 return m_valid ? QByteArray::endsWith(a) : false;
172 }
173 inline bool endsWith(char c) const {
174 return m_valid ? QByteArray::endsWith(c) : false;
175 }
176 inline bool endsWith(const char *c) const {
177 return m_valid ? QByteArray::endsWith(c) : false;
178 }
179
180 inline void truncate(int pos) { QByteArray::truncate(pos); }
181 inline void chop(int n) { QByteArray::chop(n); }
182
183 inline KDbEscapedString toLower() const {
184 return m_valid ? KDbEscapedString(QByteArray::toLower()) : KDbEscapedString::invalid();
185 }
186 inline KDbEscapedString toUpper() const {
187 return m_valid ? KDbEscapedString(QByteArray::toUpper()) : KDbEscapedString::invalid();
188 }
189
190 inline KDbEscapedString trimmed() const {
191 return m_valid ? KDbEscapedString(QByteArray::trimmed()) : KDbEscapedString::invalid();
192 }
193 inline KDbEscapedString simplified() const {
194 return m_valid ? KDbEscapedString(QByteArray::simplified()) : KDbEscapedString::invalid();
195 }
196 inline KDbEscapedString leftJustified(int width, char fill = ' ', bool truncate = false) const
197 {
198 return m_valid ? KDbEscapedString(QByteArray::leftJustified(width, fill, truncate)) : KDbEscapedString::invalid();
199 }
200 inline KDbEscapedString rightJustified(int width, char fill = ' ', bool truncate = false) const
201 {
202 return m_valid ? KDbEscapedString(QByteArray::rightJustified(width, fill, truncate)) : KDbEscapedString::invalid();
203 }
204
205 inline KDbEscapedString &prepend(char c) {
206 if (m_valid)
207 QByteArray::prepend(c);
208 return *this;
209 }
210 inline KDbEscapedString &prepend(const char *s) {
211 if (m_valid)
212 QByteArray::prepend(s);
213 return *this;
214 }
215 inline KDbEscapedString &prepend(const QByteArray &a) {
216 if (m_valid)
217 QByteArray::prepend(a);
218 return *this;
219 }
220 KDbEscapedString &prepend(const KDbEscapedString &s);
221 inline KDbEscapedString &append(char c) {
222 if (m_valid)
223 QByteArray::append(c);
224 return *this;
225 }
226 inline KDbEscapedString &append(const char *s) {
227 if (m_valid)
228 QByteArray::append(s);
229 return *this;
230 }
231 inline KDbEscapedString &append(const char *s, int len) {
232 if (m_valid)
233 QByteArray::append(s, len);
234 return *this;
235 }
236 inline KDbEscapedString &append(const QByteArray &a) {
237 if (m_valid)
238 QByteArray::append(a);
239 return *this;
240 }
241 inline KDbEscapedString &append(const QString &a) {
242 if (m_valid)
243 QByteArray::append(a.toUtf8());
244 return *this;
245 }
246 KDbEscapedString &append(const KDbEscapedString &s);
247 inline KDbEscapedString &insert(int i, char c) {
248 if (m_valid)
249 QByteArray::insert(i, c);
250 return *this;
251 }
252 inline KDbEscapedString &insert(int i, const char *s) {
253 if (m_valid)
254 QByteArray::insert(i, s);
255 return *this;
256 }
257 inline KDbEscapedString &insert(int i, const QByteArray &a) {
258 if (m_valid)
259 QByteArray::insert(i, a);
260 return *this;
261 }
262 KDbEscapedString &insert(int i, const KDbEscapedString &s);
263 inline KDbEscapedString &remove(int index, int len) {
264 if (m_valid)
265 QByteArray::remove(index, len);
266 return *this;
267 }
268 inline KDbEscapedString &replace(int index, int len, const char *s) {
269 if (m_valid)
270 QByteArray::replace(index, len, s);
271 return *this;
272 }
273 inline KDbEscapedString &replace(int index, int len, const QByteArray &s) {
274 if (m_valid)
275 QByteArray::replace(index, len, s);
276 return *this;
277 }
278 KDbEscapedString &replace(int index, int len, const KDbEscapedString &s);
279 inline KDbEscapedString &replace(char before, const char *after) {
280 if (m_valid)
281 QByteArray::replace(before, after);
282 return *this;
283 }
284 inline KDbEscapedString &replace(char before, const QByteArray &after) {
285 if (m_valid)
286 QByteArray::replace(before, after);
287 return *this;
288 }
289 KDbEscapedString &replace(char before, const KDbEscapedString &after);
290 inline KDbEscapedString &replace(const char *before, const char *after) {
291 if (m_valid)
292 QByteArray::replace(before, after);
293 return *this;
294 }
295 inline KDbEscapedString &replace(const char *before, int bsize, const char *after, int asize) {
296 if (m_valid)
297 QByteArray::replace(before, bsize, after, asize);
298 return *this;
299 }
300 inline KDbEscapedString &replace(const QByteArray &before, const QByteArray &after) {
301 if (m_valid)
302 QByteArray::replace(before, after);
303 return *this;
304 }
305 KDbEscapedString &replace(const KDbEscapedString &before, const QByteArray &after);
306 KDbEscapedString &replace(const QByteArray &before, const KDbEscapedString &after);
307 KDbEscapedString &replace(const KDbEscapedString &before, const KDbEscapedString &after);
308 inline KDbEscapedString &replace(const QByteArray &before, const char *after) {
309 if (m_valid)
310 QByteArray::replace(before, after);
311 return *this;
312 }
313 inline KDbEscapedString &replace(const char *before, const QByteArray &after) {
314 if (m_valid)
315 QByteArray::replace(before, after);
316 return *this;
317 }
318 inline KDbEscapedString &replace(char before, char after) {
319 if (m_valid)
320 QByteArray::replace(before, after);
321 return *this;
322 }
323 inline KDbEscapedString &operator+=(char c) { return append(c); }
324 inline KDbEscapedString &operator+=(const char *s) { return append(s); }
325 inline KDbEscapedString &operator+=(const QByteArray &a) { return append(a); }
326 inline KDbEscapedString &operator+=(const QString &a) { return append(a); }
327 inline KDbEscapedString &operator+=(const KDbEscapedString &s) { return append(s); }
328
329 //KDbEscapedString operator+(const QVector<T> & other ) const
330
331 QList<KDbEscapedString> split(char sep) const;
332
333 inline KDbEscapedString repeated(int times) const {
334 return m_valid ? KDbEscapedString(QByteArray::repeated(times)) : KDbEscapedString::invalid();
335 }
336 short toShort(bool *ok = nullptr, int base = 10) const;
337 ushort toUShort(bool *ok = nullptr, int base = 10) const;
338 int toInt(bool *ok = nullptr, int base = 10) const;
339 uint toUInt(bool *ok = nullptr, int base = 10) const;
340 long toLong(bool *ok = nullptr, int base = 10) const;
341 ulong toULong(bool *ok = nullptr, int base = 10) const;
342 qlonglong toLongLong(bool *ok = nullptr, int base = 10) const;
343 qulonglong toULongLong(bool *ok = nullptr, int base = 10) const;
344 float toFloat(bool *ok = nullptr) const;
345 double toDouble(bool *ok = nullptr) const;
346 inline KDbEscapedString toBase64() const {
347 return m_valid ? KDbEscapedString(QByteArray::toBase64()) : KDbEscapedString::invalid();
348 }
349 inline KDbEscapedString toHex() const {
350 return m_valid ? KDbEscapedString(QByteArray::toHex()) : KDbEscapedString::invalid();
351 }
352 inline KDbEscapedString toPercentEncoding(const QByteArray &exclude = QByteArray(),
353 const QByteArray &include = QByteArray(),
354 char percent = '%') const
355 {
356 Q_UNUSED(percent);
357 return m_valid ? KDbEscapedString(QByteArray::toPercentEncoding(exclude, include))
358 : KDbEscapedString::invalid();
359 }
360
361 inline KDbEscapedString &setNum(short val, int base = 10) {
362 m_valid = true;
363 QByteArray::setNum(val, base);
364 return *this;
365 }
366 inline KDbEscapedString &setNum(ushort val, int base = 10) {
367 m_valid = true;
368 QByteArray::setNum(val, base);
369 return *this;
370 }
371 inline KDbEscapedString &setNum(int val, int base = 10) {
372 m_valid = true;
373 QByteArray::setNum(val, base);
374 return *this;
375 }
376 inline KDbEscapedString &setNum(uint val, int base = 10) {
377 m_valid = true;
378 QByteArray::setNum(val, base);
379 return *this;
380 }
381 inline KDbEscapedString &setNum(qlonglong val, int base = 10) {
382 m_valid = true;
383 QByteArray::setNum(val, base);
384 return *this;
385 }
386 inline KDbEscapedString &setNum(qulonglong val, int base = 10) {
387 m_valid = true;
388 QByteArray::setNum(val, base);
389 return *this;
390 }
391 inline KDbEscapedString &setNum(float val, char f = 'g', int prec = 6) {
392 m_valid = true;
393 QByteArray::setNum(val, f, prec);
394 return *this;
395 }
396 inline KDbEscapedString &setNum(double val, char f = 'g', int prec = 6) {
397 m_valid = true;
398 QByteArray::setNum(val, f, prec);
399 return *this;
400 }
401
402 static inline KDbEscapedString number(int val, int base = 10) {
403 return KDbEscapedString(QByteArray::number(val, base));
404 }
405 static inline KDbEscapedString number(uint val, int base = 10) {
406 return KDbEscapedString(QByteArray::number(val, base));
407 }
408 static inline KDbEscapedString number(qlonglong val, int base = 10) {
409 return KDbEscapedString(QByteArray::number(val, base));
410 }
411 static inline KDbEscapedString number(qulonglong val, int base = 10) {
412 return KDbEscapedString(QByteArray::number(val, base));
413 }
414 static inline KDbEscapedString number(double val, char f = 'g', int prec = 6) {
415 return KDbEscapedString(QByteArray::number(val, f, prec));
416 }
417 static inline KDbEscapedString fromRawData(const char *s, int size) {
418 return KDbEscapedString(QByteArray::fromRawData(s, size));
419 }
420 static inline KDbEscapedString fromBase64(const QByteArray &base64) {
421 return KDbEscapedString(QByteArray::fromBase64(base64));
422 }
423 static inline KDbEscapedString fromBase64(const KDbEscapedString &base64) {
424 return base64.isValid() ? KDbEscapedString(QByteArray::fromBase64(base64)) : KDbEscapedString::invalid();
425 }
426 static inline KDbEscapedString fromHex(const QByteArray &hexEncoded) {
427 return KDbEscapedString(QByteArray::fromHex(hexEncoded));
428 }
429 static inline KDbEscapedString fromHex(const KDbEscapedString &hexEncoded) {
430 return hexEncoded.isValid() ? KDbEscapedString(QByteArray::fromHex(hexEncoded))
431 : KDbEscapedString::invalid();
432 }
433 static inline KDbEscapedString fromPercentEncoding(const QByteArray &pctEncoded, char percent = '%') {
434 return KDbEscapedString(QByteArray::fromPercentEncoding(pctEncoded, percent));
435 }
436 static inline KDbEscapedString fromPercentEncoding(const KDbEscapedString &pctEncoded, char percent = '%') {
437 return pctEncoded.isValid() ? KDbEscapedString(QByteArray::fromPercentEncoding(pctEncoded, percent))
438 : KDbEscapedString::invalid();
439 }
440
441 inline int count() const { return QByteArray::count(); }
442 inline int length() const { return QByteArray::length(); }
443 inline bool isNull() const { return QByteArray::isNull(); }
444
445 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2) const;
446 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3) const;
447 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3,
448 const KDbEscapedString &a4) const;
449 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3,
450 const KDbEscapedString &a4, const KDbEscapedString &a5) const;
451 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3,
452 const KDbEscapedString &a4, const KDbEscapedString &a5, const KDbEscapedString &a6) const;
453 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3,
454 const KDbEscapedString &a4, const KDbEscapedString &a5, const KDbEscapedString &a6,
455 const KDbEscapedString &a7) const;
456 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3,
457 const KDbEscapedString &a4, const KDbEscapedString &a5, const KDbEscapedString &a6,
458 const KDbEscapedString &a7, const KDbEscapedString &a8) const;
459 KDbEscapedString arg(const KDbEscapedString &a1, const KDbEscapedString &a2, const KDbEscapedString &a3,
460 const KDbEscapedString &a4, const KDbEscapedString &a5, const KDbEscapedString &a6,
461 const KDbEscapedString &a7, const KDbEscapedString &a8, const KDbEscapedString &a9) const;
462 KDbEscapedString arg(const KDbEscapedString &a, int fieldWidth = 0, const QChar & fillChar = QLatin1Char( ' ' )) const;
463 KDbEscapedString arg(const QString &a, int fieldWidth = 0, const QChar & fillChar = QLatin1Char( ' ' )) const;
464 KDbEscapedString arg(const QByteArray &a, int fieldWidth = 0, const QChar & fillChar = QLatin1Char( ' ' )) const;
465 KDbEscapedString arg(int a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
466 KDbEscapedString arg(uint a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
467 KDbEscapedString arg(long a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
468 KDbEscapedString arg(ulong a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
469 KDbEscapedString arg(qlonglong a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
470 KDbEscapedString arg(qulonglong a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
471 KDbEscapedString arg(short a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
472 KDbEscapedString arg(ushort a, int fieldWidth = 0, int base = 10, const QChar & fillChar = QLatin1Char( ' ' )) const;
473 KDbEscapedString arg(QChar a, int fieldWidth = 0, const QChar & fillChar = QLatin1Char( ' ' )) const;
474 KDbEscapedString arg(char a, int fieldWidth = 0, const QChar & fillChar = QLatin1Char( ' ' )) const;
475 KDbEscapedString arg(double a, int fieldWidth = 0, char format = 'g', int precision = -1, const QChar & fillChar = QLatin1Char( ' ' )) const;
476
477 typedef QByteArray::DataPtr DataPtr;
478 inline DataPtr &data_ptr() { return QByteArray::data_ptr(); }
479
480private:
481 //! Used to create invalid string
482 explicit inline KDbEscapedString(bool) : m_valid(false) {}
483
484 //! Helper for methods having "bool* ok" argument
485 inline bool checkValid(bool *ok) const {
486 if (!m_valid) {
487 if (ok)
488 *ok = false;
489 return false;
490 }
491 return true;
492 }
493 //! true if the string is valid; true by default
494 bool m_valid;
495};
496
497#ifndef QT_NO_DATASTREAM
498KDB_EXPORT QDataStream &operator<<(QDataStream &stream, const KDbEscapedString &string);
499KDB_EXPORT QDataStream &operator>>(QDataStream &stream, KDbEscapedString &string);
500#endif
501
502inline KDbEscapedString operator+(const KDbEscapedString &a1, const KDbEscapedString &a2)
503{
504 if (!a1.isValid() || !a2.isValid())
505 return KDbEscapedString::invalid();
506 return KDbEscapedString(a1.toByteArray() + a2.toByteArray());
507}
508inline KDbEscapedString operator+(const KDbEscapedString &a1, const QString &a2)
509{
510 if (!a1.isValid())
511 return KDbEscapedString::invalid();
512 return a1 + KDbEscapedString(a2);
513}
514inline KDbEscapedString operator+(const KDbEscapedString &a1, const QByteArray &a2)
515{
516 if (!a1.isValid())
517 return KDbEscapedString::invalid();
518 return a1 + KDbEscapedString(a2);
519}
520inline KDbEscapedString operator+(const KDbEscapedString &a1, const char* a2)
521{
522 if (!a1.isValid())
523 return KDbEscapedString::invalid();
524 return a1 + KDbEscapedString(a2);
525}
526inline KDbEscapedString operator+(const KDbEscapedString &a1, QChar a2)
527{
528 if (!a1.isValid())
529 return KDbEscapedString::invalid();
530 return a1 + KDbEscapedString(a2.toLatin1());
531}
532inline KDbEscapedString operator+(const KDbEscapedString &a1, char a2)
533{
534 if (!a1.isValid())
535 return KDbEscapedString::invalid();
536 return a1 + KDbEscapedString(a2);
537}
538inline KDbEscapedString operator+(const QString &a1, const KDbEscapedString &a2)
539{
540 if (!a2.isValid())
541 return KDbEscapedString::invalid();
542 return KDbEscapedString(a1) + a2;
543}
544inline KDbEscapedString operator+(const QByteArray &a1, const KDbEscapedString &a2)
545{
546 if (!a2.isValid())
547 return KDbEscapedString::invalid();
548 return KDbEscapedString(a1) + a2;
549}
550inline KDbEscapedString operator+(const char* a1, const KDbEscapedString &a2)
551{
552 if (!a2.isValid())
553 return KDbEscapedString::invalid();
554 return KDbEscapedString(a1) + a2;
555}
556inline KDbEscapedString operator+(QChar a1, const KDbEscapedString &a2)
557{
558 if (!a2.isValid())
559 return KDbEscapedString::invalid();
560 return KDbEscapedString(a1.toLatin1()) + a2;
561}
562inline KDbEscapedString operator+(char a1, const KDbEscapedString &a2)
563{
564 if (!a2.isValid())
565 return KDbEscapedString::invalid();
566 return KDbEscapedString(a1) + a2;
567}
568
569inline bool operator==(const KDbEscapedString &a1, const QByteArray &a2)
570{
571 return a1.isValid() && a1.toByteArray() == a2;
572}
573
574inline bool operator==(const KDbEscapedString &a1, const char *a2)
575{
576 return a1.isValid() && a1.toByteArray() == a2;
577}
578
579inline bool operator==(const QByteArray &a1, const KDbEscapedString &a2)
580{
581 return a2.isValid() && a1 == a2.toByteArray();
582}
583
584inline bool operator==(const char *a1, const KDbEscapedString &a2)
585{
586 return a2.isValid() && a1 == a2.toByteArray();
587}
588
589Q_DECLARE_TYPEINFO(KDbEscapedString, Q_MOVABLE_TYPE);
590//Q_DECLARE_SHARED(KDbEscapedString)
591
592//! Sends escaped string @a string to debug output @a dbg.
593KDB_EXPORT QDebug operator<<(QDebug dbg, const KDbEscapedString& string);
594
595#endif
KDbEscapedString
Specialized string for escaping.
Definition KDbEscapedString.h:34
KDbEscapedString::invalid
static KDbEscapedString invalid()
Definition KDbEscapedString.h:59
KDbEscapedString::isValid
bool isValid() const
Definition KDbEscapedString.h:64
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QCA_EXPORT const SecureArray operator+(const SecureArray &a, const SecureArray &b)
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bool isNull() const const
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qsizetype lastIndexOf(QByteArrayView bv) const const
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QByteArray::leftJustified
QByteArray leftJustified(qsizetype width, char fill, bool truncate) const const
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QByteArray::toDouble
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QByteArray::toFloat
float toFloat(bool *ok) const const
QByteArray::toHex
QByteArray toHex(char separator) const const
QByteArray::toInt
int toInt(bool *ok, int base) const const
QByteArray::toLong
long toLong(bool *ok, int base) const const
QByteArray::toLongLong
qlonglong toLongLong(bool *ok, int base) const const
QByteArray::toLower
QByteArray toLower() const const
QByteArray::toPercentEncoding
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QByteArray::toShort
short toShort(bool *ok, int base) const const
QByteArray::toUInt
uint toUInt(bool *ok, int base) const const
QByteArray::toULong
ulong toULong(bool *ok, int base) const const
QByteArray::toULongLong
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QByteArray::toUpper
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QString::toUtf8
QByteArray toUtf8() const const
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