/// <summary>
/// 从第三方客户数据转换为元数据
/// </summary>
/// <param name="proxy">内存片段代理器</param>
/// <param name="attribute">字段属性</param>
/// <param name="analyseResult">分析结果</param>
/// <param name="target">目标对象实例</param>
/// <param name="isArrayElement">当前写入的值是否为数组元素标示</param>
public override void Process(IMemorySegmentProxy proxy, IntellectPropertyAttribute attribute, ToBytesAnalyseResult analyseResult, object target, bool isArrayElement = false, bool isNullable = false)
{
char value;
if (!isNullable)
{
value = analyseResult.GetValue <char>(target);
}
else
{
char?nullableValue = analyseResult.GetValue <char?>(target);
if (nullableValue == null)
{
if (!attribute.IsRequire)
{
return;
}
throw new PropertyNullValueException(string.Format(ExceptionMessage.EX_PROPERTY_VALUE, attribute.Id,
analyseResult.Property.Name,
analyseResult.Property.PropertyType));
}
value = (char)nullableValue;
}
if (attribute.AllowDefaultNull && value.Equals(DefaultValue.Char) && !isArrayElement)
{
return;
}
proxy.WriteByte((byte)attribute.Id);
proxy.WriteChar(value);
}
/// <summary>
/// 从第三方客户数据转换为元数据
/// <para>* 此方法将会被轻量级的DataHelper所使用，并且写入的数据将不会拥有编号(Id)</para>
/// </summary>
/// <param name="proxy">内存片段代理器</param>
/// <param name="target">目标对象实例</param>
/// <param name="isArrayElement">当前写入的值是否为数组元素标示</param>
/// <param name="isNullable">是否为可空字段标示</param>
public unsafe override void Process(IMemorySegmentProxy proxy, object target, bool isArrayElement = false, bool isNullable = false)
{
char[] array = (char[])target;
if (array == null || array.Length == 0)
{
return;
}
if (array.Length > 10)
fixed(char *pByte = array) proxy.WriteMemory(pByte, (uint)array.Length * Size.Char);
else
{
for (int i = 0; i < array.Length; i++)
{
proxy.WriteChar(array[i]);
}
}
}
/// <summary>
/// 从第三方客户数据转换为元数据
/// <para>* 此方法将会被轻量级的DataHelper所使用，并且写入的数据将不会拥有编号(Id)</para>
/// </summary>
/// <param name="proxy">内存片段代理器</param>
/// <param name="target">目标对象实例</param>
/// <param name="isArrayElement">当前写入的值是否为数组元素标示</param>
/// <param name="isNullable">是否为可空字段标示</param>
public override void Process(IMemorySegmentProxy proxy, object target, bool isArrayElement = false, bool isNullable = false)
{
char value;
if (!isNullable)
{
value = (char)target;
}
else
{
if (target == null)
{
return;
}
value = (char)target;
}
proxy.WriteChar(value);
}
/// <summary>
/// 从第三方客户数据转换为元数据
/// </summary>
/// <param name="proxy">内存片段代理器</param>
/// <param name="attribute">字段属性</param>
/// <param name="analyseResult">分析结果</param>
/// <param name="target">目标对象实例</param>
/// <param name="isArrayElement">当前写入的值是否为数组元素标示</param>
/// <param name="isNullable">是否为可空字段标示</param>
public override void Process(IMemorySegmentProxy proxy, IntellectPropertyAttribute attribute, ToBytesAnalyseResult analyseResult, object target, bool isArrayElement = false, bool isNullable = false)
{
char[] value = analyseResult.GetValue <char[]>(target);
if (value == null)
{
if (!attribute.IsRequire)
{
return;
}
throw new PropertyNullValueException(string.Format(ExceptionMessage.EX_PROPERTY_VALUE, attribute.Id, analyseResult.Property.Name, analyseResult.Property.PropertyType));
}
//id(1) + total length(4) + rank(4)
proxy.WriteByte((byte)attribute.Id);
MemoryPosition position = proxy.GetPosition();
proxy.Skip(4U);
proxy.WriteInt32(value.Length);
if (value.Length == 0)
{
proxy.WriteBackInt32(position, 4);
return;
}
if (value.Length > 10)
{
unsafe
{
fixed(char *pByte = value) proxy.WriteMemory(pByte, (uint)value.Length * Size.Char);
}
}
else
{
for (int i = 0; i < value.Length; i++)
{
proxy.WriteChar(value[i]);
}
}
proxy.WriteBackInt32(position, (int)(value.Length * Size.Char + 4));
}