对象序列化：数据流的新核心技术.pdf

1、PNO OPC UA JWG PNO OPC JWG2Object Serialization is the aggregation of the Values of different Variables belonging to a subset of the Information Model(SerializationScope)into the Value(SerializationValue)of a single Variable(SerializedData).When accessing the SerializationValue for read or write,the

2、 SerializationProcess takes place.Variable1Variable1.1Property1.1 Serialized Variable1.1 ValueSerialized Property1.1 ValueSerializationScopeSerializedData VariableSerializationValueSerialized Variable1 ValueSerializationProcess3 SerializationEntityHasSerializationEntity SerializedData VariableSerial

3、ization PropertySerializationProperties SerializationFieldDataType Variable1.1SerializationFieldDataType Property1.1SerializationValueSerializationFieldDataType Variable1SerializationStartNodeVariable1Property2Variable1.1Property1.1SerializationScopeA SerializationScope consists of Nodes reachable f

4、rom the SerializationStartNode.The SerializationStartNode refers to the SerializationEntity Object with a HasSerializationEntity Reference.The SerializationProperties allow the configuration of the SerializationScope.The SerializedData Variable holding the SerializationValue is a component of the Se

5、rializationEntity.The SerializationFieldDataType of Variables is the DataType used to represent Variables of the SerializationScope inside the SerializationValue.4Configuration of SerializationEntitySerializationEntityTypeIncludeReferenceTypesExcludeReferenceTypesSerializationDepthConsiderSubElement

6、SerializationProperties CustomMetaDataPropertiesIncludeStatusIncludeSourceTimestampCustomMetaDataRefSerializedDataConfigureSerializationLock:LockServicesTypeIncludeDictionaryReferenceThe SerializationEntityType Object provides the interface for the SerializationConfiguration and is the parent Object