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oceanbase/src/clog/ob_log_callback_task.h
gm 4a92b6d7df reformat source code
according to code styles, 'AccessModifierOffset' should be -2.
2021-06-17 10:40:36 +08:00

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/**
* 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 OCEANBASE_CLOG_OB_LOG_CALLBACK_TASK_
#define OCEANBASE_CLOG_OB_LOG_CALLBACK_TASK_
#include "lib/allocator/ob_allocator.h"
#include "common/ob_partition_key.h"
#include "common/ob_member_list.h"
#include "common/ob_i_callback.h"
#include "ob_log_define.h"
namespace oceanbase {
namespace clog {
enum CallbackTaskType {
CLOG_UNKNOWN_CB,
CLOG_BATCH_CB,
CLOG_MEMBER_CHANGE_SUCCESS_CB,
CLOG_POP_TASK_CB,
};
class ObLogCallbackTask {
public:
ObLogCallbackTask()
{
reset();
}
~ObLogCallbackTask()
{}
public:
int init(const CallbackTaskType& task_type, const common::ObPartitionKey& partition_key);
void reset();
CallbackTaskType get_cb_task_type() const
{
return task_type_;
}
const common::ObPartitionKey& get_partition_key() const
{
return partition_key_;
}
TO_STRING_KV(K_(task_type), K_(partition_key));
private:
DISALLOW_COPY_AND_ASSIGN(ObLogCallbackTask);
private:
CallbackTaskType task_type_;
common::ObPartitionKey partition_key_;
};
class ObGeneralCallbackTask : public ObLogCallbackTask {
public:
ObGeneralCallbackTask()
{
reset();
}
~ObGeneralCallbackTask()
{}
int init(common::ObICallback* callback);
void reset();
int handle_callback();
private:
DISALLOW_COPY_AND_ASSIGN(ObGeneralCallbackTask);
public:
common::ObICallback* callback_;
int64_t before_push_cb_ts_;
};
typedef ObGeneralCallbackTask ObBatchCallbackTask;
class ObMemberChangeCallbackTask : public ObLogCallbackTask {
public:
ObMemberChangeCallbackTask()
{
reset();
}
~ObMemberChangeCallbackTask()
{}
public:
int init(const CallbackTaskType& task_type, const common::ObPartitionKey& partition_key,
const clog::ObLogType log_type, const uint64_t ms_log_id, const int64_t mc_timestamp, const int64_t replica_num,
const common::ObMemberList& prev_member_list, const common::ObMemberList& curr_member_list,
const common::ObProposalID& ms_proposal_id);
void reset();
ObLogType get_log_type() const
{
return log_type_;
}
uint64_t get_ms_log_id() const
{
return ms_log_id_;
}
int64_t get_mc_timestamp() const
{
return mc_timestamp_;
}
int64_t get_replica_num() const
{
return replica_num_;
}
const common::ObMemberList& get_prev_member_list() const
{
return prev_member_list_;
}
const common::ObMemberList& get_curr_member_list() const
{
return curr_member_list_;
}
common::ObProposalID get_ms_proposal_id() const
{
return ms_proposal_id_;
}
private:
DISALLOW_COPY_AND_ASSIGN(ObMemberChangeCallbackTask);
private:
ObLogType log_type_;
uint64_t ms_log_id_;
int64_t mc_timestamp_;
int64_t replica_num_;
common::ObMemberList prev_member_list_;
common::ObMemberList curr_member_list_;
common::ObProposalID ms_proposal_id_;
};
} // namespace clog
} // namespace oceanbase
#endif // OCEANBASE_CLOG_OB_LOG_CALLBACK_TASK_