oceanbase/unittest/storage/ob_row_generate_adapter.h
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

103 lines
2.3 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#ifndef UNITTEST_STORAGE_OB_ROW_GENERATE_ADAPTER_H_
#define UNITTEST_STORAGE_OB_ROW_GENERATE_ADAPTER_H_
#include "common/object/ob_object.h"
#include "storage/ob_i_store.h"
#include "common/row/ob_row_store.h"
#include "lib/hash/ob_hashmap.h"
#include "lib/time/ob_time_utility.h"
#include "lib/string/ob_string.h"
#include "storage/ob_i_store.h"
#include "blocksstable/ob_row_generate.h"
namespace oceanbase
{
using namespace blocksstable;
namespace common
{
class ObMockIterWithLimit : public ObNewRowIterator {
public:
ObMockIterWithLimit() : need_row_count_(0), got_row_count_(0) {};
~ObMockIterWithLimit() {};
void set_need_row_count(int64_t count) {
need_row_count_ = count;
}
int64_t get_need_row_count() {
return need_row_count_;
}
bool is_iter_end() {
return need_row_count_ == got_row_count_;
}
protected:
void advance_iter() {
++got_row_count_;
}
int64_t need_row_count_;
int64_t got_row_count_;
};
class ObRowGenerateAdapter : public ObMockIterWithLimit{
public:
ObRowGenerateAdapter() {};
~ObRowGenerateAdapter() {};
virtual int get_next_row(ObNewRow *&row)
{
int ret = OB_SUCCESS;
if (is_iter_end()) {
ret = OB_ITER_END;
} else {
generate_.get_next_row(new_row_);
row = &new_row_.row_val_;
advance_iter();
}
return ret;
}
int init(const share::schema::ObTableSchema &src_schema, ObIAllocator &buf)
{
new_row_.row_val_.count_ = src_schema.get_column_count();
new_row_.row_val_.cells_ = static_cast<ObObj *>(buf.alloc(new_row_.row_val_.count_ * sizeof(ObObj)));
return generate_.init(src_schema);
}
virtual void reset()
{
generate_.reset();
}
private:
ObRowGenerate generate_;
ObStoreRow new_row_;
};
} // namespace unittest
} // namespace oceanbase
#endif // OCEANBASE_UNITTEST_MOCK_ITERATOR_H_