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src/share/ob_duplicate_scope_define.h

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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 OB_DUPLICATE_SCOPE_DEFINE_H_
+#define OB_DUPLICATE_SCOPE_DEFINE_H_
+
+#include "lib/ob_define.h"
+#include "lib/string/ob_string.h"
+
+namespace oceanbase {
+namespace share {
+/* please modify ObReplicateScope and replicate_scope_strings
+ * when add items to ObDuplicateScope
+ */
+enum class ObDuplicateScope : int64_t {
+  DUPLICATE_SCOPE_NONE = 0,
+  // DUPLICATE_SCOPE_ZONE,
+  // DUPLICATE_SCOPE_REGION,
+  DUPLICATE_SCOPE_CLUSTER,
+  DUPLICATE_SCOPE_MAX,
+};
+
+const char* const duplicate_scope_strings[] = {"none",
+    //"zone",
+    //"region",
+    "cluster"};
+
+class ObDuplicateScopeChecker {
+  public:
+  static bool is_valid_replicate_scope(ObDuplicateScope duplicate_scope)
+  {
+    return duplicate_scope < ObDuplicateScope::DUPLICATE_SCOPE_MAX &&
+           duplicate_scope >= ObDuplicateScope::DUPLICATE_SCOPE_NONE;
+  }
+  static int convert_duplicate_scope_string(
+      const common::ObString& duplicate_scope_str, ObDuplicateScope& duplicate_scope)
+  {
+    int ret = common::OB_SUCCESS;
+    bool found = false;
+    const int64_t max = static_cast<int64_t>(ObDuplicateScope::DUPLICATE_SCOPE_MAX);
+    for (int64_t i = 0; !found && i < max; ++i) {
+      if (0 == common::ObString::make_string(duplicate_scope_strings[i]).case_compare(duplicate_scope_str)) {
+        found = true;
+        duplicate_scope = static_cast<ObDuplicateScope>(i);
+      }
+    }
+    if (!found) {
+      ret = common::OB_INVALID_ARGUMENT;
+    }
+    return ret;
+  }
+  static int convert_duplicate_scope_string(const char* const duplicate_scope_str, ObDuplicateScope& duplicate_scope)
+  {
+    int ret = common::OB_SUCCESS;
+    const common::ObString this_string = common::ObString::make_string(duplicate_scope_str);
+    ret = convert_duplicate_scope_string(this_string, duplicate_scope);
+    return ret;
+  }
+};
+}  // namespace share
+}  // namespace oceanbase
+
+#endif /* OB_DUPLICATE_SCOPE_DEFINE_H_ */