95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
/**
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* Copyright (c) 2021 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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#define USING_LOG_PREFIX SQL_EXE
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#include "lib/allocator/ob_allocator.h"
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#include "sql/executor/ob_job.h"
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#include "sql/executor/ob_task_spliter_factory.h"
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#include "sql/executor/ob_local_identity_task_spliter.h"
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#include "sql/executor/ob_remote_identity_task_spliter.h"
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#include "sql/executor/ob_task_executor_ctx.h"
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#include "sql/engine/ob_exec_context.h"
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using namespace oceanbase::common;
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using namespace oceanbase::sql;
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ObTaskSpliterFactory::ObTaskSpliterFactory() : store_()
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{
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}
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ObTaskSpliterFactory::~ObTaskSpliterFactory()
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{
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for (int64_t i = 0; i < store_.count(); ++i) {
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ObTaskSpliter *ts = store_.at(i);
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if (OB_LIKELY(NULL != ts)) {
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ts->~ObTaskSpliter();
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}
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}
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}
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void ObTaskSpliterFactory::reset()
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{
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for (int64_t i = 0; i < store_.count(); ++i) {
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ObTaskSpliter *ts = store_.at(i);
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if (OB_LIKELY(NULL != ts)) {
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ts->~ObTaskSpliter();
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}
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}
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store_.reset();
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}
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#define ALLOCATE_TASK_SPLITER(T) \
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void *ptr = allocator.alloc(sizeof(T)); \
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if (OB_ISNULL(ptr)) { \
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ret = OB_ALLOCATE_MEMORY_FAILED; \
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} else { \
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T *s = new(ptr)T(); \
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if (OB_FAIL(store_.push_back(s))) { \
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s->~T(); \
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LOG_WARN("fail to store spliter", K(ret)); \
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} else if (OB_FAIL(s->init(exec_ctx.get_physical_plan_ctx(), \
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&exec_ctx, \
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job, \
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exec_ctx.get_sche_allocator()))) { \
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LOG_WARN("fail to init spliter", K(ret)); \
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} else { \
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spliter = s; \
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}\
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}
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int ObTaskSpliterFactory::create(ObExecContext &exec_ctx,
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ObJob &job,
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int spliter_type,
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ObTaskSpliter *&spliter)
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{
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int ret = OB_SUCCESS;
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ObIAllocator &allocator = exec_ctx.get_sche_allocator();
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switch (spliter_type) {
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case ObTaskSpliter::LOCAL_IDENTITY_SPLIT: {
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ALLOCATE_TASK_SPLITER(ObLocalIdentityTaskSpliter);
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break;
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}
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case ObTaskSpliter::REMOTE_IDENTITY_SPLIT: {
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ALLOCATE_TASK_SPLITER(ObRemoteIdentityTaskSpliter);
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break;
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}
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default: {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("unexpected spliter type", K(spliter_type));
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break;
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}
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}
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return ret;
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}
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