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28 #ifndef SQLStatementBackend_h
29 #define SQLStatementBackend_h
31 #if ENABLE(SQL_DATABASE)
34 #include <wtf/Forward.h>
35 #include <wtf/Vector.h>
36 #include <wtf/text/WTFString.h>
40 class AbstractSQLStatement;
41 class DatabaseBackend;
44 class SQLTransactionBackend;
46 class SQLStatementBackend : public ThreadSafeRefCounted<SQLStatementBackend> {
48 static PassRefPtr<SQLStatementBackend> create(std::unique_ptr<AbstractSQLStatement>,
49 const String& sqlStatement, const Vector<SQLValue>& arguments, int permissions);
50 virtual ~SQLStatementBackend();
52 bool execute(DatabaseBackend*);
53 bool lastExecutionFailedDueToQuota() const;
55 bool hasStatementCallback() const { return m_hasCallback; }
56 bool hasStatementErrorCallback() const { return m_hasErrorCallback; }
58 void setDatabaseDeletedError();
59 void setVersionMismatchedError();
61 AbstractSQLStatement* frontend();
62 PassRefPtr<SQLError> sqlError() const;
63 PassRefPtr<SQLResultSet> sqlResultSet() const;
66 SQLStatementBackend(std::unique_ptr<AbstractSQLStatement>, const String& statement,
67 const Vector<SQLValue>& arguments, int permissions);
69 void setFailureDueToQuota();
70 void clearFailureDueToQuota();
72 std::unique_ptr<AbstractSQLStatement> m_frontend;
74 Vector<SQLValue> m_arguments;
76 bool m_hasErrorCallback;
78 RefPtr<SQLError> m_error;
79 RefPtr<SQLResultSet> m_resultSet;
84 } // namespace WebCore
86 #endif // ENABLE(SQL_DATABASE)
88 #endif // SQLStatementBackend_h