/// <summary>
/// 添加对象到流
/// </summary>
/// <param name="graph">被序列化的对象</param>
/// <param name="clazz">类型</param>
/// <param name="writer">二进制流写入器</param>
private static bool AddObjectToStream(object graph, Type clazz, BinaryWriter bw, AdvancedObjectMarshalAsAttribute attr)
{
if (TypeUnit.GetArrayElement(clazz) == null)
{
if (attr == null || !attr.NotNullFlags)
{
bw.Write(graph == null);
}
if (graph != null)
{
foreach (PropertyInfo pi in clazz.GetProperties())
{
attr = AdvancedObjectMarshalAsAttribute.GetAttribute(pi);
if (attr != null && attr.NotSerialized) // 如果不可序列化则迭代到下一个
{
continue;
}
object value = pi.GetValue(graph, null);
AdvancedObjectFormatter.AddValueToStream(pi.PropertyType, value, attr, bw);
}
}
return(true);
}
return(false);
}
/// <summary>
/// 添加列表到流中
/// </summary>
private static bool AddListToStream(Type clazz, IList value, AdvancedObjectMarshalAsAttribute attr, BinaryWriter bw)
{
Type element = TypeUnit.GetArrayElement(clazz);
if (element != null)
{
if (value == null)
{
if (attr == null || attr.ArrayDoubleLength)
{
bw.Write(AdvancedObjectFormatter.As(BitConverter.GetBytes((short)-1), attr));
}
else
{
bw.Write((sbyte)-1);
}
}
else
{
int size = value.Count;
if (attr != null && attr.SizeConst > 0)
{
size = attr.SizeConst;
}
else
if (attr == null || attr.ArrayDoubleLength)
{
bw.Write(AdvancedObjectFormatter.As(BitConverter.GetBytes((short)size), attr));
}
else
{
bw.Write((sbyte)size);
}
if (TypeUnit.IsBuffer(clazz))
{
bw.Write((byte[])value);
}
else
{
bool basic = ValueTypeUnit.IsBasicType(element);
for (int i = 0; i < size; i++)
{
object graph = value[i];
if (basic)
{
AdvancedObjectFormatter.AddValueToStream(element, graph, attr, bw);
}
else
{
AdvancedObjectFormatter.AddObjectToStream(graph, element, bw, attr);
}
}
}
}
return(true);
}
return(false);
}
