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src/sql/engine/px/ob_px_worker_stat.cpp

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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.
+ */
+
+#define USING_LOG_PREFIX SQL_ENG
+#include "sql/engine/px/ob_px_worker_stat.h"
+
+using namespace oceanbase::common;
+using namespace oceanbase::sql;
+
+ObPxWorkerStat::ObPxWorkerStat()
+    : session_id_(0),
+      tenant_id_(0),
+      trace_id_(NULL),
+      qc_id_(0),
+      sqc_id_(0),
+      worker_id_(0),
+      dfo_id_(0),
+      start_time_(0),
+      thread_id_(0)
+{}
+ObPxWorkerStat::~ObPxWorkerStat()
+{}
+
+int ObPxWorkerStat::init(uint64_t session_id, uint64_t tenant_id, const uint64_t* trace_id, uint64_t qc_id,
+    int64_t sqc_id, int64_t worker_id, int64_t dfo_id, int64_t start_time, int64_t thread_id)
+{
+  int ret = OB_SUCCESS;
+  session_id_ = session_id;
+  tenant_id_ = tenant_id;
+  trace_id_ = trace_id;
+  qc_id_ = qc_id;
+  sqc_id_ = sqc_id;
+  worker_id_ = worker_id;
+  dfo_id_ = dfo_id;
+  start_time_ = start_time;
+  thread_id_ = thread_id;
+  return ret;
+}
+
+//------------------------------------------------------
+ObPxWorkerStatList::ObPxWorkerStatList()
+{}
+
+ObPxWorkerStatList::~ObPxWorkerStatList()
+{}
+
+ObPxWorkerStatList& ObPxWorkerStatList::instance()
+{
+  static ObPxWorkerStatList the_px_worker_stat_List;
+  return the_px_worker_stat_List;
+}
+
+int ObPxWorkerStatList::push(ObPxWorkerStat& stat_value)
+{
+  int ret = OB_SUCCESS;
+  ObSpinLockGuard guard(lock_);
+  if (!worker_stat_list_.add_last(&stat_value)) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_WARN("failed to add stat", K(ret));
+  }
+  return ret;
+}
+
+int ObPxWorkerStatList::remove(ObPxWorkerStat& stat_value)
+{
+  int ret = OB_SUCCESS;
+  ObSpinLockGuard guard(lock_);
+  if (NULL == worker_stat_list_.remove(&stat_value)) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_WARN("failed to move stat", K(ret));
+  }
+  return ret;
+}
+
+int ObPxWorkerStatList::list_to_array(ObArray<ObPxWorkerStat>& stat_array)
+{
+  int ret = OB_SUCCESS;
+  stat_array.reset();
+  ObSpinLockGuard guard(lock_);
+  stat_array.reserve(worker_stat_list_.get_size());
+  DLIST_FOREACH(cur, worker_stat_list_)
+  {
+    if (OB_SUCCESS != stat_array.push_back(*cur)) {
+      ret = OB_ERR_UNEXPECTED;
+      LOG_WARN("failed to change stat_list to array", K(ret));
+    }
+  }
+  return ret;
+}