65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
/**
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* Copyright (c) 2023 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#include "ob_table_range.h"
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namespace oceanbase
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{
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namespace share
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{
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const SCN ObScnRange::MIN_SCN = SCN::min_scn();
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const SCN ObScnRange::MAX_SCN = SCN::max_scn();
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ObScnRange::ObScnRange()
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: start_scn_(MIN_SCN),
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end_scn_(MIN_SCN)
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{
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}
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OB_DEF_SERIALIZE(ObScnRange)
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{
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using oceanbase::common::serialization::encode;
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int ret = OB_SUCCESS;
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LST_DO_CODE(OB_UNIS_ENCODE, start_scn_, end_scn_);
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return ret;
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}
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OB_DEF_DESERIALIZE(ObScnRange)
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{
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using oceanbase::common::serialization::decode;
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int ret = OB_SUCCESS;
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LST_DO_CODE(OB_UNIS_DECODE, start_scn_, end_scn_);
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return ret;
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}
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OB_DEF_SERIALIZE_SIZE(ObScnRange)
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{
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using oceanbase::common::serialization::encoded_length;
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int64_t len = 0;
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LST_DO_CODE(OB_UNIS_ADD_LEN, start_scn_, end_scn_);
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return len;
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}
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int64_t ObScnRange::hash() const
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{
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int64_t hash_value = 0;
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hash_value = common::murmurhash(&start_scn_, sizeof(start_scn_), hash_value);
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hash_value = common::murmurhash(&end_scn_, sizeof(end_scn_), hash_value);
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return hash_value;
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}
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} //share
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} //oceanbase
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