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/* GATE PROJECT LICENSE: |
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+----------------------------------------------------------------------------+ |
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| Copyright(c) 2018-2025, Stefan Meislinger | |
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| All rights reserved. | |
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| Redistribution and use in source and binary forms, with or without | |
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| modification, are permitted provided that the following conditions are met:| |
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| 1. Redistributions of source code must retain the above copyright notice, | |
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| this list of conditions and the following disclaimer. | |
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| 2. Redistributions in binary form must reproduce the above copyright | |
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| notice, this list of conditions and the following disclaimer in the | |
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| documentation and/or other materials provided with the distribution. | |
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| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"| |
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| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
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| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
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| ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
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| LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
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| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
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| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
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| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
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| CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
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| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | |
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| THE POSSIBILITY OF SUCH DAMAGE. | |
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+----------------------------------------------------------------------------+ |
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*/ |
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#include "gate/data/adapter.hpp" |
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#include "gate/exceptions.hpp" |
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namespace gate |
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{ |
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namespace data |
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{ |
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DataReader::DataReader(gate_data_reader_t* ptrReader) noexcept |
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: object_impl_t(ptrReader) |
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{ |
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} |
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bool_t DataReader::isValid() |
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{ |
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if (!this->impl_ptr) |
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{ |
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return false; |
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} |
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return gate_data_reader_is_valid(this->impl_ptr); |
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} |
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bool_t DataReader::next() |
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{ |
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if (!this->impl_ptr) |
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{ |
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return false; |
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} |
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result_t res = gate_data_reader_next(this->impl_ptr); |
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if (GATE_SUCCEEDED(res)) |
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{ |
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return true; |
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} |
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else |
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{ |
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if (res != GATE_RESULT_ENDOFSTREAM) |
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{ |
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GATEXX_RAISE_EXCEPTION(res, NULL, 0); |
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} |
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return false; |
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} |
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} |
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void DataReader::close() |
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{ |
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if (!this->impl_ptr) |
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{ |
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return; |
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} |
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result_t res = gate_data_reader_close(this->impl_ptr); |
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GATEXX_CHECK_ERROR(res); |
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} |
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size_t DataReader::getFieldCount() |
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{ |
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if (!this->impl_ptr) |
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{ |
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return 0; |
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} |
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return gate_data_reader_get_field_count(this->impl_ptr); |
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} |
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gate_type_id_t DataReader::getFieldType(size_t index) |
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{ |
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gate_type_id_t type = 0; |
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if (!this->impl_ptr) |
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{ |
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GATEXX_RAISE_ERROR(results::NullPointer); |
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} |
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else |
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{ |
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result_t res = gate_data_reader_get_field_type(this->impl_ptr, index, &type); |
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GATEXX_CHECK_EXCEPTION(res); |
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} |
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return type; |
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} |
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String DataReader::getFieldName(size_t index) |
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if (!this->impl_ptr) |
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{ |
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GATEXX_RAISE_ERROR(results::NullPointer); |
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} |
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else |
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{ |
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gate_string_t const* ptr_str = NULL; |
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result_t res = gate_data_reader_get_field_name(this->impl_ptr, index, &ptr_str); |
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GATEXX_CHECK_EXCEPTION(res); |
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if (ptr_str) |
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{ |
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return String::duplicate(*ptr_str); |
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} |
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} |
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return String(); |
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} |
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Value DataReader::getFieldValue(size_t index) |
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{ |
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if (!this->impl_ptr) |
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{ |
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GATEXX_RAISE_ERROR(results::NullPointer); |
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} |
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else |
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{ |
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gate_value_t const* ptr_type = 0; |
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result_t res = gate_data_reader_get_field_value(this->impl_ptr, index, &ptr_type); |
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GATEXX_CHECK_EXCEPTION(res); |
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if (ptr_type) |
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{ |
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return Value(*ptr_type); |
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} |
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} |
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return Value(); |
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} |
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DataStatement::DataStatement(gate_data_statement_t* ptrStatement) noexcept |
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: object_impl_t(ptrStatement) |
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{ |
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} |
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size_t DataStatement::getParamCount() |
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{ |
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size_t count = 0; |
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result_t result = gate_data_statement_get_param_count(this->impl_ptr, &count); |
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GATEXX_CHECK_EXCEPTION(result); |
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return count; |
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} |
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void DataStatement::setParam(size_t index, Value const& value) |
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{ |
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result_t result = gate_data_statement_set_param(this->impl_ptr, index, value.c_impl()); |
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GATEXX_CHECK_EXCEPTION(result); |
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} |
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void DataStatement::setNamedParam(String const& name, Value const& value) |
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{ |
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result_t result = gate_data_statement_set_named_param(this->impl_ptr, name.c_impl(), value.c_impl()); |
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GATEXX_CHECK_EXCEPTION(result); |
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} |
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void DataStatement::reset() |
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{ |
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result_t result = gate_data_statement_reset(this->impl_ptr); |
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GATEXX_CHECK_EXCEPTION(result); |
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} |
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int32_t DataStatement::execute() |
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{ |
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int32_t affected_rows = 0; |
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result_t result = gate_data_statement_execute(this->impl_ptr, &affected_rows); |
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GATEXX_CHECK_EXCEPTION(result); |
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return affected_rows; |
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} |
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DataReader DataStatement::query() |
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{ |
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gate_data_reader_t* ptr_reader = NULL; |
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result_t result = gate_data_statement_query(this->impl_ptr, &ptr_reader); |
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GATEXX_CHECK_EXCEPTION(result); |
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return DataReader(ptr_reader); |
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} |
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DataConnection::DataConnection(gate_data_connection_t* ptrConnection) noexcept |
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: object_impl_t(ptrConnection) |
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{ |
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} |
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DataStatement DataConnection::createStatement(String const& sql) |
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{ |
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if (!this->impl_ptr) |
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{ |
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GATEXX_RAISE_ERROR(results::NullPointer); |
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} |
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gate_data_statement_t* ptr_stmt = NULL; |
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result_t res = gate_data_connection_create_statement(this->impl_ptr, sql.c_impl(), &ptr_stmt); |
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GATEXX_CHECK_EXCEPTION(res); |
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return DataStatement(ptr_stmt); |
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} |
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DataConnectionFactory::~DataConnectionFactory() noexcept |
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{ |
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} |
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} // end of namespace data |
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} // end of namespace gate |
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