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https://github.com/RGBCube/serenity
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c372012842
Makes it clearer what is being stored, especially in future clients that will store a bunch of statement IDs.
49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
/*
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* Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedString.h>
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#include <AK/NonnullRefPtr.h>
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#include <AK/Vector.h>
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#include <LibCore/Object.h>
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#include <LibSQL/AST/AST.h>
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#include <LibSQL/Result.h>
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#include <LibSQL/ResultSet.h>
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#include <LibSQL/Type.h>
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#include <SQLServer/DatabaseConnection.h>
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#include <SQLServer/Forward.h>
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namespace SQLServer {
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class SQLStatement final : public Core::Object {
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C_OBJECT_ABSTRACT(SQLStatement)
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public:
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static SQL::ResultOr<NonnullRefPtr<SQLStatement>> create(DatabaseConnection&, StringView sql);
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~SQLStatement() override = default;
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static RefPtr<SQLStatement> statement_for(SQL::StatementID statement_id);
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SQL::StatementID statement_id() const { return m_statement_id; }
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DatabaseConnection* connection() { return dynamic_cast<DatabaseConnection*>(parent()); }
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Optional<SQL::ExecutionID> execute(Vector<SQL::Value> placeholder_values);
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private:
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SQLStatement(DatabaseConnection&, NonnullRefPtr<SQL::AST::Statement> statement);
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bool should_send_result_rows(SQL::ResultSet const& result) const;
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void next(SQL::ExecutionID execution_id, SQL::ResultSet result, size_t result_size);
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void report_error(SQL::Result, SQL::ExecutionID execution_id);
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SQL::StatementID m_statement_id { 0 };
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HashTable<SQL::ExecutionID> m_ongoing_executions;
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SQL::ExecutionID m_next_execution_id { 0 };
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NonnullRefPtr<SQL::AST::Statement> m_statement;
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};
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}
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