public void OnWriteAll(IDataReader <string> dataReader)
{
foreach (DataColumn item in Content.Table.Columns)
{
Content[item.Ordinal] = ValueInterface.GetInterface(item.DataType).Read(dataReader[item.ColumnName]);
}
}
public void OnReadAll(IDataWriter <string> dataWriter)
{
foreach (DataColumn item in Content.Table.Columns)
{
ValueInterface.GetInterface(item.DataType).Write(dataWriter[item.ColumnName], Content[item.Ordinal]);
}
}
public static IDataRW CreateRW(object obj)
{
var helperValueRW = HelperValueRW;
ValueInterface.GetInterface(obj).WriteValue(helperValueRW, obj);
var value = helperValueRW.Content;
if (value == null)
{
throw new NotSupportedException(StringHelper.Format("Failure to create IDataRW for BasicTypes '{0}'.", helperValueRW.GetBasicType().ToString()));
}
if (value is IAsDataReader)
{
value = ((IAsDataReader)value).Content;
}
if (value is IAsDataWriter)
{
value = ((IAsDataWriter)value).Content;
}
if (!(value is IDataRW))
{
throw new NotSupportedException(StringHelper.Format("Failure to create IDataRW for '{0}'.", obj.GetType().Name));
}
return((IDataRW)value);
}
public void WriteValue(IValueWriter valueWriter, object value)
{
if (value == null)
{
valueWriter.DirectWrite(null);
return;
}
if (valueWriter is IValueWriter <object> writer)
{
writer.WriteValue(value);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (TypeInfo <object> .Int64TypeHandle != (long)TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
valueWriter.DirectWrite(value);
}
public void WriteValue(IValueWriter valueWriter, T value)
{
if (value is null)
{
valueWriter.DirectWrite(null);
}
else if (valueWriter is IValueWriter <T> writer)
{
writer.WriteValue(value);
}
else if (value is IFormattable)
{
valueWriter.DirectWrite(value);
}
else if (value is string str)
{
valueWriter.WriteString(str);
}
else if (TypeHandle != TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
}
else
{
valueWriter.DirectWrite(value);
}
}
public static IDataWriter CreateWriter(object obj, bool throwException = true)
{
if (obj == null)
{
throw new ArgumentNullException(nameof(obj));
}
var auxiliary = new AuxiliaryValueRW();
var @interface = ValueInterface.GetInterface(obj);
@interface.Write(auxiliary, obj);
var writer = auxiliary.GetDataWriter();
if (writer != null)
{
return(writer);
}
@interface.Read(auxiliary);
writer = auxiliary.GetDataWriter();
if (writer == null)
{
return(auxiliary.GetDataWriter() ?? (throwException ? throw new NotSupportedException($"Unable create data writer of '{obj.GetType()}'.") : default(IDataWriter)));
}
SetContent(writer, obj);
return(writer);
}
public void OnWriteValue(string key, IValueReader valueReader)
{
DataColumn column;
if (DataRow != null && (column = DataRow.Table.Columns[key]) != null && column.DataType != typeof(object))
{
DataRow[column] = ValueInterface.GetInterface(column.DataType).Read(valueReader);
return;
}
Items.Add(new KeyValuePair <string, object>(key, valueReader.DirectRead()));
}
public static IDataReader CreateReader(object obj)
{
if (obj == null)
{
throw new ArgumentNullException(nameof(obj));
}
var auxiliary = new AuxiliaryValueRW();
ValueInterface.GetInterface(obj).Write(auxiliary, obj);
return(auxiliary.GetDataReader() ?? throw new NotSupportedException($"Unable create data reader of '{obj.GetType()}'."));
}
public static IDataRW CreateRW(object obj, bool throwException = true)
{
if (obj == null)
{
throw new ArgumentNullException(nameof(obj));
}
var auxiliary = new AuxiliaryValueRW();
ValueInterface.GetInterface(obj).Write(auxiliary, obj);
return(auxiliary.GetDataRW() ?? (throwException ? throw new NotSupportedException($"Unable create data reader-writer of '{obj.GetType()}'.") : default(IDataRW)));
}
public static IDataWriter CreateWriter(Type type, bool throwException = true)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
var auxiliary = new AuxiliaryValueRW();
ValueInterface.GetInterface(type).Read(auxiliary);
return(auxiliary.GetDataWriter() ?? (throwException ? throw new NotSupportedException($"Unable create data writer of '{type}'.") : default(IDataRW)));
}
public void WriteValue(IValueWriter valueWriter, T value)
{
if (value == null)
{
valueWriter.DirectWrite(null);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (CheckChildrenInstance && Int64TypeHandle != (long)TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
if (valueWriter is ISingleThreadOptimize)
{
var current_cache = thread_cache;
if (current_cache == null)
{
InitializeInstance(ref current_cache);
}
if (current_cache.IsUsed)
{
goto Default;
}
current_cache.IsUsed = true;
current_cache.Instance.Initialize(value);
valueWriter.WriteObject(current_cache.Instance);
current_cache.IsUsed = false;
return;
}
Default:
var fastObjectRW = FastObjectRW <T> .Create();
fastObjectRW.Initialize(value);
valueWriter.WriteObject(fastObjectRW);
}
public static IDataWriter CreateWriter(Type type)
{
var auxiliaryValueRW = new AuxiliaryValueRW();
ValueInterface.GetInterface(type).Read(auxiliaryValueRW);
var value = auxiliaryValueRW.read_writer;
if (value is IAsDataWriter @as)
{
return(@as.Content);
}
return((IDataWriter)value);
}
public static IDataReader CreateReader(object obj)
{
var auxiliaryValueRW = new AuxiliaryValueRW();
ValueInterface.GetInterface(obj).Write(auxiliaryValueRW, obj);
var value = auxiliaryValueRW.read_writer;
if (value is IAsDataReader @as)
{
return(@as.Content);
}
return((IDataReader)value);
}
public void OnReadAll(IDataWriter <string> dataWriter, IValueFilter <string> valueFilter)
{
var valueInfo = new ValueFilterInfo <string>();
foreach (DataColumn item in Content.Table.Columns)
{
ValueInterface.GetInterface(item.DataType).Write(valueInfo.ValueCopyer, Content[item.Ordinal]);
valueInfo.Key = item.ColumnName;
valueInfo.Type = item.DataType;
if (valueFilter.Filter(valueInfo))
{
valueInfo.ValueCopyer.WriteTo(dataWriter[valueInfo.Key]);
}
}
}
public void WriteValue(IValueWriter valueWriter, object value)
{
if (value is null)
{
valueWriter.DirectWrite(null);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (TypeHandle != TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
valueWriter.DirectWrite(value);
}
public void WriteValue(IValueWriter valueWriter, T value)
{
if (value == null)
{
valueWriter.DirectWrite(null);
return;
}
if (valueWriter is IValueWriter <T> writer)
{
writer.WriteValue(value);
return;
}
if (value is IFormattable)
{
valueWriter.DirectWrite(value);
return;
}
if (value is string)
{
valueWriter.WriteString((string)(object)value);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (Int64TypeHandle != (long)TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
valueWriter.DirectWrite(value);
}
public void WriteValue(IValueWriter valueWriter, T value)
{
if (value is null)
{
valueWriter.DirectWrite(null);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (CheckDerivedInstance && TypeHandle != TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
valueWriter.WriteObject(new NonPublicFastObjectRW <T>
{
content = value
});
}
public void WriteValue(IValueWriter valueWriter, T value)
{
if (value == null)
{
valueWriter.DirectWrite(null);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (CheckChildrenInstance && Int64TypeHandle != (long)TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
var fastObjectRW = FastObjectRW <T> .Create();
fastObjectRW.Initialize(value);
valueWriter.WriteObject(fastObjectRW);
}
public void WriteValue(IValueWriter valueWriter, T value)
{
if (value == null)
{
valueWriter.DirectWrite(null);
return;
}
/* 父类引用，子类实例时使用 Type 获取写入器。 */
if (CheckDerivedInstance && TypeHandle != TypeHelper.GetTypeHandle(value))
{
ValueInterface.GetInterface(value).Write(valueWriter, value);
return;
}
var reader = FastObjectRW <T> .Create();
reader.Initialize(value);
valueWriter.WriteObject(reader);
}
public void OnWriteValue(string key, IValueReader valueReader)
{
var dataColumn = Content.Table.Columns[key];
if (dataColumn == null)
{
var type = typeof(object);
var value = valueReader.DirectRead();
if (value != null)
{
type = value.GetType();
}
dataColumn = Content.Table.Columns.Add(key, type);
Content[dataColumn.Ordinal] = value;
return;
}
Content[dataColumn.Ordinal] = ValueInterface.GetInterface(dataColumn.DataType).Read(valueReader);
}
public void OnWriteValue(int key, IValueReader valueReader)
{
var type = Content.Table.Columns[key].DataType;
Content[key] = type == typeof(object) ? valueReader.DirectRead() : ValueInterface.GetInterface(type).Read(valueReader);
}
public void OnReadValue(string key, IValueWriter valueWriter)
{
var dataColumn = Content.Table.Columns[key];
ValueInterface.GetInterface(dataColumn.DataType).Write(valueWriter, Content[dataColumn.Ordinal]);
}
