read json stream, license to GPLv3

qjson4/QJsonParser.h

@@ -0,0 +1,81 @@
+/*****************************************************************************
+* gta5sync GRAND THEFT AUTO V SYNC
+* Copyright (C) 2016 Syping Gaming Team
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*****************************************************************************/
+
+// NOTE: this is not part of the "public" Qt API, so using this class directly
+//       is not recomended
+
+#ifndef QJSON_PARSER_H_
+#define QJSON_PARSER_H_
+
+#include <QtCore/QtGlobal>
+
+#if QT_VERSION < 0x050000
+
+#include "QJsonParseError.h"
+#include <QPair>
+class QJsonRoot;
+class QJsonObject;
+class QJsonArray;
+class QJsonValue;
+
+class QJsonParser {
+	friend class QJsonDocument;
+
+public:
+	QJsonParser(const char *begin, const char *end);
+
+public:
+	QJsonRoot *parse();
+
+public:
+	QJsonParseError state() const;
+
+private:
+	static const char ArrayBegin     = '[';
+	static const char ArrayEnd       = ']';
+	static const char NameSeparator  = ':';
+	static const char ValueSeparator = ',';
+	static const char ObjectBegin    = '{';
+	static const char ObjectEnd      = '}';
+	static const char Quote          = '"';
+
+private:
+	char peek();
+	QJsonObject *getObject();
+	QJsonArray *getArray();
+	QJsonValue getValue();
+	QString getString();
+	QJsonValue getTrue();
+	QJsonValue getFalse();
+	QJsonValue getNull();
+	QJsonValue getNumber();
+	QPair<QString, QJsonValue> getPair();
+
+private:
+	void throwError(QJsonParseError::ParseError e);
+
+private:
+	QJsonParseError   state_;
+	const char *const begin_;
+	const char *const end_;
+	const char *      p_;
+};
+
+#endif
+
+#endif