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2.0.0
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406
lib/src/Data/DataSerializer.dart
Normal file
406
lib/src/Data/DataSerializer.dart
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import 'BinaryList.dart';
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import 'Codec.dart';
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import 'IRecord.dart';
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import '../Net/IIP/DistributedResource.dart';
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import '../Resource/IResource.dart';
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import '../Resource/Warehouse.dart';
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import '../Resource/Template/PropertyTemplate.dart';
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import 'PropertyValue.dart';
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import './TransmissionType.dart';
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import '../Net/IIP/DistributedConnection.dart';
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import 'DC.dart';
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import 'RepresentationType.dart';
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import 'IntType.dart';
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class DataSerializerComposeResults {
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int identifier;
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DC data;
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DataSerializerComposeResults(this.identifier, this.data);
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}
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class DataSerializer {
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//public delegate byte[] Serializer(object value);
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static DC historyComposer(Map<PropertyTemplate, List<PropertyValue>> history,
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DistributedConnection connection,
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[bool prependLength = false]) {
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throw Exception("Not implemented");
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}
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static DataSerializerComposeResults int32Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(4);
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rt.setInt32(0, (value as Int32).toInt());
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Int32, rt);
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}
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static DataSerializerComposeResults uInt32Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(4);
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rt.setUint32(0, (value as UInt32).toInt());
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return DataSerializerComposeResults(TransmissionTypeIdentifier.UInt32, rt);
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}
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static DataSerializerComposeResults int16Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(2);
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rt.setInt16(0, (value as Int16).toInt());
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Int16, rt);
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}
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static DataSerializerComposeResults uInt16Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(2);
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rt.setUint16(0, (value as UInt16).toInt());
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return DataSerializerComposeResults(TransmissionTypeIdentifier.UInt16, rt);
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}
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static DataSerializerComposeResults float32Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(4);
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rt.setFloat32(0, value as double);
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Float32, rt);
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}
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static DataSerializerComposeResults float64Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(8);
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rt.setFloat64(0, value as double);
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Float64, rt);
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}
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static DataSerializerComposeResults int64Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(8);
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rt.setInt64(0, value as int);
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Int64, rt);
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}
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static DataSerializerComposeResults uInt64Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(8);
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rt.setUint64(0, value as int);
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return DataSerializerComposeResults(TransmissionTypeIdentifier.UInt64, rt);
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}
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static DataSerializerComposeResults dateTimeComposer(
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value, DistributedConnection? connection) {
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var rt = new DC(8);
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rt.setDateTime(0, value as DateTime);
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.DateTime, rt);
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}
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static DataSerializerComposeResults float128Composer(
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value, DistributedConnection? connection) {
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//@TODO: implement decimal
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var rt = new DC(16);
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rt.setFloat64(0, value as double);
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Float64, rt);
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}
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static DataSerializerComposeResults stringComposer(
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value, DistributedConnection? connection) {
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.String, DC.stringToBytes(value as String));
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}
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static DataSerializerComposeResults enumComposer(
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value, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var template = Warehouse.getTemplateByType(value.runtimeType);
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if (template == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var cts = template.constants.where((x) => x.value == value);
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if (cts.isEmpty)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var rt = BinaryList();
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rt.addGuid(template.classId);
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rt.addUint8(cts.first.index);
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Enum, rt.toDC());
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}
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static DataSerializerComposeResults uInt8Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(1);
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rt[0] = (value as UInt8).toInt();
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return DataSerializerComposeResults(TransmissionTypeIdentifier.UInt8, rt);
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}
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static DataSerializerComposeResults int8Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(1);
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rt[0] = (value as Int8).toInt();
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Int8, rt);
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}
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static DataSerializerComposeResults char8Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(1);
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rt[0] = value as int;
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Char8, rt);
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}
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static DataSerializerComposeResults char16Composer(
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value, DistributedConnection? connection) {
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var rt = new DC(2);
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rt.setUint16(0, value as int);
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Char16, rt);
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}
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static DataSerializerComposeResults boolComposer(
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value, DistributedConnection? connection) {
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return DataSerializerComposeResults(
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value as bool
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? TransmissionTypeIdentifier.True
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: TransmissionTypeIdentifier.False,
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DC(0));
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}
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static DataSerializerComposeResults notModifiedComposer(
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value, DistributedConnection? connection) {
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.NotModified, DC(0));
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}
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static DataSerializerComposeResults rawDataComposer(
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value, DistributedConnection? connection) {
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.RawData, value as DC);
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}
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static DataSerializerComposeResults listComposer(
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value, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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else
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return DataSerializerComposeResults(TransmissionTypeIdentifier.List,
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arrayComposer(value as List, connection));
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//var rt = new List<byte>();
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//var list = (IEnumerable)value;// ((List<object>)value);
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//foreach (var o in list)
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// rt.AddRange(Codec.Compose(o, connection));
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//return (TransmissionTypeIdentifier.List, rt.ToArray());
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}
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static DataSerializerComposeResults typedListComposer(
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value, Type type, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var composed = arrayComposer(value as List, connection);
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var header =
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(RepresentationType.fromType(type) ?? RepresentationType.Dynamic)
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.compose();
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var rt = new BinaryList()
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..addDC(header)
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..addDC(composed);
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.TypedList, rt.toDC());
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}
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static DataSerializerComposeResults propertyValueArrayComposer(
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value, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var rt = BinaryList();
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var ar = value as List<PropertyValue>;
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for (var pv in ar) {
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rt.addDC(Codec.compose(pv.age, connection));
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rt.addDC(Codec.compose(pv.date, connection));
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rt.addDC(Codec.compose(pv.value, connection));
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}
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.List, rt.toDC());
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}
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static DataSerializerComposeResults typedMapComposer(
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value, Type keyType, Type valueType, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var kt =
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(RepresentationType.fromType(keyType) ?? RepresentationType.Dynamic)
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.compose();
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var vt =
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(RepresentationType.fromType(valueType) ?? RepresentationType.Dynamic)
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.compose();
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var rt = BinaryList();
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rt.addDC(kt);
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rt.addDC(vt);
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var map = value as Map;
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for (var el in map.entries) {
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rt.addDC(Codec.compose(el.key, connection));
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rt.addDC(Codec.compose(el.value, connection));
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}
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.TypedMap, rt.toDC());
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}
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static DC arrayComposer(List value, DistributedConnection? connection) {
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var rt = BinaryList();
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for (var i in value) rt.addDC(Codec.compose(i, connection));
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return rt.toDC();
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}
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static DataSerializerComposeResults resourceListComposer(
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value, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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return DataSerializerComposeResults(TransmissionTypeIdentifier.ResourceList,
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arrayComposer(value as List, connection));
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}
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static DataSerializerComposeResults recordListComposer(
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value, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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return DataSerializerComposeResults(TransmissionTypeIdentifier.RecordList,
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arrayComposer(value as List, connection));
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}
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static DataSerializerComposeResults resourceComposer(
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value, DistributedConnection? connection) {
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var resource = value as IResource;
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var rt = new DC(4);
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if (Codec.isLocalResource(resource, connection)) {
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rt.setUint32(0, (resource as DistributedResource).id ?? 0);
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.ResourceLocal, rt);
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} else {
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// @TODO: connection.cache.Add(value as IResource, DateTime.UtcNow);
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rt.setUint32(0, resource.instance?.id ?? 0);
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Resource, rt);
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}
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}
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static DataSerializerComposeResults mapComposer(
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value, DistributedConnection? connection) {
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if (value == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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var rt = BinaryList();
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var map = value as Map;
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for (var el in map.entries) {
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rt.addDC(Codec.compose(el.key, connection));
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rt.addDC(Codec.compose(el.value, connection));
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}
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Map, rt.toDC());
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}
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static DataSerializerComposeResults recordComposer(
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value, DistributedConnection? connection) {
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var rt = BinaryList();
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var record = value as IRecord;
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var template = Warehouse.getTemplateByType(record.runtimeType);
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if (template == null)
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Null, DC(0));
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rt.addDC(DC.guidToBytes(template.classId));
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var recordData = record.serialize();
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for (var pt in template.properties) {
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var propValue = recordData[pt.name];
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rt.addDC(Codec.compose(propValue, connection));
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}
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return DataSerializerComposeResults(
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TransmissionTypeIdentifier.Record, rt.toDC());
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}
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// TODO:
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// static DataSerializerComposeResults historyComposer(KeyList<PropertyTemplate, PropertyValue[]> history,
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// DistributedConnection connection, bool prependLength = false)
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// {
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// //@TODO:Test
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// var rt = new BinaryList();
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// for (var i = 0; i < history.Count; i++)
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// rt.AddUInt8(history.Keys.ElementAt(i).Index)
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// .AddUInt8Array(Codec.Compose(history.Values.ElementAt(i), connection));
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// if (prependLength)
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// rt.InsertInt32(0, rt.Length);
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// return rt.ToArray();
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// }
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static DataSerializerComposeResults TupleComposer(
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value, DistributedConnection? connection) {
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//if (value == null)
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return DataSerializerComposeResults(TransmissionTypeIdentifier.Null, DC(0));
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//@TODO
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// var rt = BinaryList();
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// var fields = value.GetType().GetFields();
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// var list = fields.Select(x => x.GetValue(value)).ToArray();
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// var types = fields.Select(x => RepresentationType.FromType(x.FieldType).Compose()).ToArray();
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// rt.Add((byte)list.Length);
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// foreach (var t in types)
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// rt.AddRange(t);
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// var composed = ArrayComposer(list, connection);
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// if (composed == null)
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// return (TransmissionTypeIdentifier.Null, new byte[0]);
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// else
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// {
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// rt.AddRange(composed);
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// return (TransmissionTypeIdentifier.Tuple, rt.ToArray());
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// }
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}
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}
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