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Diffstat (limited to 'src/3rdparty/webkit/WebCore/platform/sql/SQLiteStatement.h')
-rw-r--r-- | src/3rdparty/webkit/WebCore/platform/sql/SQLiteStatement.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/platform/sql/SQLiteStatement.h b/src/3rdparty/webkit/WebCore/platform/sql/SQLiteStatement.h new file mode 100644 index 0000000..e62b4f0 --- /dev/null +++ b/src/3rdparty/webkit/WebCore/platform/sql/SQLiteStatement.h @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef SQLiteStatement_h +#define SQLiteStatement_h + +#include "SQLiteDatabase.h" + +struct sqlite3_stmt; + +namespace WebCore { + +class SQLValue; + +class SQLiteStatement : public Noncopyable { +public: + SQLiteStatement(SQLiteDatabase&, const String&); + ~SQLiteStatement(); + + int prepare(); + int bindBlob(int index, const void* blob, int size); + int bindText(int index, const String&); + int bindInt64(int index, int64_t); + int bindDouble(int index, double); + int bindNull(int index); + int bindValue(int index, const SQLValue&); + unsigned bindParameterCount() const; + + int step(); + int finalize(); + int reset(); + + int prepareAndStep() { if (int error = prepare()) return error; return step(); } + + // prepares, steps, and finalizes the query. + // returns true if all 3 steps succeed with step() returning SQLITE_DONE + // returns false otherwise + bool executeCommand(); + + // prepares, steps, and finalizes. + // returns true is step() returns SQLITE_ROW + // returns false otherwise + bool returnsAtLeastOneResult(); + + bool isExpired(); + + // Returns -1 on last-step failing. Otherwise, returns number of rows + // returned in the last step() + int columnCount(); + + String getColumnName(int col); + SQLValue getColumnValue(int col); + String getColumnText(int col); + double getColumnDouble(int col); + int getColumnInt(int col); + int64_t getColumnInt64(int col); + const void* getColumnBlob(int col, int& size); + void getColumnBlobAsVector(int col, Vector<char>&); + + bool returnTextResults(int col, Vector<String>&); + bool returnIntResults(int col, Vector<int>&); + bool returnInt64Results(int col, Vector<int64_t>&); + bool returnDoubleResults(int col, Vector<double>&); + + SQLiteDatabase* database() { return &m_database; } + + const String& query() const { return m_query; } + +private: + SQLiteDatabase& m_database; + String m_query; + sqlite3_stmt* m_statement; +#ifndef NDEBUG + bool m_isPrepared; +#endif +}; + +} // namespace WebCore + +#endif // SQLiteStatement_h |