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/*
* 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 "modules/webdatabase/sqlite/SQLiteDatabase.h"
struct sqlite3_stmt;
namespace blink {
class SQLValue;
class SQLiteStatement {
WTF_MAKE_NONCOPYABLE(SQLiteStatement); WTF_MAKE_FAST_ALLOCATED;
public:
SQLiteStatement(SQLiteDatabase&, const String&);
~SQLiteStatement();
int prepare();
int bindText(int index, const String&);
int bindDouble(int index, double);
int bindNull(int index);
int bindValue(int index, const SQLValue&);
unsigned bindParameterCount() const;
int step();
int finalize();
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();
// 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);
int getColumnInt(int col);
int64_t getColumnInt64(int col);
private:
SQLiteDatabase& m_database;
String m_query;
sqlite3_stmt* m_statement;
#if ENABLE(ASSERT)
bool m_isPrepared;
#endif
};
} // namespace blink
#endif // SQLiteStatement_h