| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _IGNITE_IMPL_BINARY_BINARY_TYPE_SNAPSHOT |
| #define _IGNITE_IMPL_BINARY_BINARY_TYPE_SNAPSHOT |
| |
| #include <map> |
| #include <set> |
| #include <stdint.h> |
| #include <string> |
| |
| #include <ignite/common/common.h> |
| #include <ignite/common/concurrent.h> |
| #include <ignite/impl/binary/binary_field_meta.h> |
| |
| namespace ignite |
| { |
| namespace impl |
| { |
| namespace binary |
| { |
| /** |
| * Type snapshot. |
| */ |
| class BinaryTypeSnapshot |
| { |
| public: |
| typedef std::map<std::string, BinaryFieldMeta> FieldMap; |
| typedef std::set<int32_t> FieldIdSet; |
| |
| /** |
| * Constructor. |
| * |
| * @param typeName Type name. |
| * @param affFieldName Affinity fiend name. |
| * @param typeId Type ID. |
| */ |
| IGNITE_IMPORT_EXPORT BinaryTypeSnapshot(const std::string& typeName, const std::string& affFieldName, |
| int32_t typeId); |
| |
| /** |
| * Copy constructor. |
| * |
| * @param another Another instance. |
| */ |
| BinaryTypeSnapshot(const BinaryTypeSnapshot& another); |
| |
| /** |
| * Check whether snapshot contains a field with the given ID. |
| * |
| * @param fieldId Field ID. |
| * @return True if contains, false otherwise. |
| */ |
| bool ContainsFieldId(int32_t fieldId) const |
| { |
| return fieldIds.count(fieldId) == 1; |
| } |
| |
| /** |
| * Get type name. |
| * |
| * @return Type name. |
| */ |
| const std::string& GetTypeName() const |
| { |
| return typeName; |
| } |
| |
| /** |
| * Get affinity field name. |
| * |
| * @return Affinity field name. |
| */ |
| const std::string& GetAffinityFieldName() const |
| { |
| return affFieldName; |
| } |
| |
| /** |
| * Get type ID. |
| * |
| * @return Type ID. |
| */ |
| int32_t GetTypeId() const |
| { |
| return typeId; |
| } |
| |
| /** |
| * Whether snapshot contains any fields. |
| * |
| * @return True if fields exist. |
| */ |
| bool HasFields() const |
| { |
| return !fieldIds.empty(); |
| } |
| |
| /** |
| * Get field map. |
| * |
| * @return Fields. |
| */ |
| const FieldMap& GetFieldMap() const |
| { |
| return fields; |
| } |
| |
| /** |
| * Add field meta. |
| * |
| * @param fieldId Field ID. |
| * @param fieldName Field name. |
| * @param fieldTypeId Field type ID. |
| */ |
| IGNITE_IMPORT_EXPORT void AddField(int32_t fieldId, const std::string& fieldName, int32_t fieldTypeId); |
| |
| /** |
| * Copy fields from another snapshot. |
| * |
| * @param another Another instance. |
| */ |
| void CopyFieldsFrom(const BinaryTypeSnapshot* another); |
| |
| /** |
| * Get field ID. |
| * |
| * @param fieldName Field name. |
| * @return Field ID on success and 0 on fail. |
| */ |
| int32_t GetFieldId(const std::string& fieldName) |
| { |
| const FieldMap::const_iterator it = fields.find(fieldName); |
| |
| return it == fields.end() ? 0 : it->second.GetFieldId(); |
| } |
| |
| private: |
| /** Type name. */ |
| std::string typeName; |
| |
| /** Affinity field name. */ |
| std::string affFieldName; |
| |
| /** Type ID. */ |
| int32_t typeId; |
| |
| /** Known field IDs. */ |
| FieldIdSet fieldIds; |
| |
| /** Fields metadata. */ |
| FieldMap fields; |
| }; |
| |
| typedef BinaryTypeSnapshot Snap; |
| typedef ignite::common::concurrent::SharedPointer<Snap> SPSnap; |
| } |
| } |
| } |
| |
| #endif //_IGNITE_IMPL_BINARY_BINARY_TYPE_SNAPSHOT |