/// <summary>
/// Writes a simple element to the writer.
/// </summary>
/// <param name="tagName">The name of the tag to write.</param>
/// <param name="writer">The XmlWriter to write to.</param>
/// <param name="entry">The entry to write to the element.</param>
private void WriteValueElement(string tagName, XmlTextWriter writer, CustomSerializationEntry entry)
{
// write opening tag
writer.WriteStartElement(tagName);
if (entry.ObjectType.IsEnum)
{
writer.WriteValue(((int)entry.Value).ToString());
}
else
{
writer.WriteValue(entry.Value);
}
// write closing tag
writer.WriteEndElement();
}
private IEnumerable<CustomSerializationEntry> GetMemberInfo(
object objectToSerialize,
[NotNull] Type objectToSerializeType,
[NotNull] FormatterConverter converter)
{
ISurrogateSelector selector1;
ISerializationSurrogate serializationSurrogate;
SerializationInfo info = null;
// if the passed object is null, break the iteration.
if (objectToSerialize == null)
yield break;
if ((SurrogateSelector != null) &&
((serializationSurrogate = SurrogateSelector.GetSurrogate(objectToSerializeType, Context, out selector1)) !=
null))
{
// use a surrogate to get the members.
info = new SerializationInfo(objectToSerializeType, converter);
if (!objectToSerializeType.IsPrimitive)
// get the data from the surrogate.
serializationSurrogate.GetObjectData(objectToSerialize, info, Context);
}
else
{
ISerializable serializable = objectToSerialize as ISerializable;
if (serializable != null)
{
// object implements ISerializable
if (!objectToSerializeType.IsSerializable)
throw new SerializationException(
string.Format(
// ReSharper disable once AssignNullToNotNullAttribute
Resources.XmlFormatter_GetMemberInfo_TypeNotSerializable,
objectToSerializeType.FullName));
info = new SerializationInfo(objectToSerializeType, converter);
// get the data using ISerializable.
serializable.GetObjectData(info, Context);
}
}
if (info != null)
// either the surrogate provided the members, or the members were retrieved
// using ISerializable.
// create the custom entries collection by copying all the members
foreach (SerializationEntry member in info)
{
CustomSerializationEntry entry = new CustomSerializationEntry(
// ReSharper disable AssignNullToNotNullAttribute
member.Name,
member.ObjectType,
// ReSharper restore AssignNullToNotNullAttribute
false,
member.Value);
// yield return will return the entry now and return to this point when
// the enclosing loop (the one that contains the call to this method)
// request the next item.
yield return entry;
}
else
{
// The item does not have a surrogate, nor does it implement ISerializable.
// We use reflection to get the objects state.
if (!objectToSerializeType.IsSerializable)
throw new SerializationException(
string.Format(
// ReSharper disable once AssignNullToNotNullAttribute
Resources.XmlFormatter_GetMemberInfo_TypeNotSerializable,
objectToSerializeType.FullName));
// Get all serializable members
MemberInfo[] members = FormatterServices.GetSerializableMembers(objectToSerializeType, Context);
Debug.Assert(members != null);
foreach (MemberInfo member in members)
{
Debug.Assert(member != null);
if (CanSerialize(member))
{
// create the entry
CustomSerializationEntry entry = new CustomSerializationEntry(
member.Name,
// ReSharper disable once AssignNullToNotNullAttribute
member.ReflectedType,
false);
if (typeof(IList).IsAssignableFrom(entry.ObjectType))
entry.IsList = true;
// get the value of the member
entry.Value = GetMemberValue(objectToSerialize, member);
// yield return will return the entry now and return to this point when
// the enclosing loop (the one that contains the call to this method)
// request the next item.
yield return entry;
}
}
}
}
/// <summary>
/// Writes a simple element to the writer.
/// </summary>
/// <param name="tagName">The name of the tag to write.</param>
/// <param name="writer">The <see cref="System.Xml.XmlTextWriter">XMLTextWriter</see> to write to.</param>
/// <param name="entry">The entry to write to the element.</param>
private void WriteValueElement(
[NotNull] string tagName,
[NotNull] XmlTextWriter writer,
CustomSerializationEntry entry)
{
// write opening tag
writer.WriteStartElement(tagName);
if (entry.Value != null)
{
if (entry.ObjectType.IsEnum)
writer.WriteValue(((int)entry.Value).ToString());
else
writer.WriteValue(entry.Value);
}
// write closing tag
writer.WriteEndElement();
}
/// <summary>
/// Writes a simple element to the writer.
/// The name of the element is the name of the object <see cref="Type"/>.
/// </summary>
/// <param name="writer">The XMLTextWriter to write to.</param>
/// <param name="entry">
/// The <see cref="CustomSerializationEntry">entry</see> to write to the element.
/// </param>
private void WriteValueElement([NotNull] XmlTextWriter writer, CustomSerializationEntry entry)
{
WriteValueElement(entry.Name, writer, entry);
}
private IEnumerable <CustomSerializationEntry> GetMemberInfo(
object objectToSerialize,
[NotNull] Type objectToSerializeType,
[NotNull] FormatterConverter converter)
{
ISurrogateSelector selector1;
ISerializationSurrogate serializationSurrogate;
SerializationInfo info = null;
// if the passed object is null, break the iteration.
if (objectToSerialize == null)
{
yield break;
}
if ((SurrogateSelector != null) &&
((serializationSurrogate = SurrogateSelector.GetSurrogate(objectToSerializeType, Context, out selector1)) !=
null))
{
// use a surrogate to get the members.
info = new SerializationInfo(objectToSerializeType, converter);
if (!objectToSerializeType.IsPrimitive)
{
// get the data from the surrogate.
serializationSurrogate.GetObjectData(objectToSerialize, info, Context);
}
}
else
{
ISerializable serializable = objectToSerialize as ISerializable;
if (serializable != null)
{
// object implements ISerializable
if (!objectToSerializeType.IsSerializable)
{
throw new SerializationException(
string.Format(
// ReSharper disable once AssignNullToNotNullAttribute
Resources.XmlFormatter_GetMemberInfo_TypeNotSerializable,
objectToSerializeType.FullName));
}
info = new SerializationInfo(objectToSerializeType, converter);
// get the data using ISerializable.
serializable.GetObjectData(info, Context);
}
}
if (info != null)
{
// either the surrogate provided the members, or the members were retrieved
// using ISerializable.
// create the custom entries collection by copying all the members
foreach (SerializationEntry member in info)
{
CustomSerializationEntry entry = new CustomSerializationEntry(
// ReSharper disable AssignNullToNotNullAttribute
member.Name,
member.ObjectType,
// ReSharper restore AssignNullToNotNullAttribute
false,
member.Value);
// yield return will return the entry now and return to this point when
// the enclosing loop (the one that contains the call to this method)
// request the next item.
yield return(entry);
}
}
else
{
// The item does not have a surrogate, nor does it implement ISerializable.
// We use reflection to get the objects state.
if (!objectToSerializeType.IsSerializable)
{
throw new SerializationException(
string.Format(
// ReSharper disable once AssignNullToNotNullAttribute
Resources.XmlFormatter_GetMemberInfo_TypeNotSerializable,
objectToSerializeType.FullName));
}
// Get all serializable members
MemberInfo[] members = FormatterServices.GetSerializableMembers(objectToSerializeType, Context);
Debug.Assert(members != null);
foreach (MemberInfo member in members)
{
Debug.Assert(member != null);
if (CanSerialize(member))
{
// create the entry
CustomSerializationEntry entry = new CustomSerializationEntry(
member.Name,
// ReSharper disable once AssignNullToNotNullAttribute
member.ReflectedType,
false);
if (typeof(IList).IsAssignableFrom(entry.ObjectType))
{
entry.IsList = true;
}
// get the value of the member
entry.Value = GetMemberValue(objectToSerialize, member);
// yield return will return the entry now and return to this point when
// the enclosing loop (the one that contains the call to this method)
// request the next item.
yield return(entry);
}
}
}
}
/// <summary>
/// Writes a simple element to the writer.
/// The name of the element is the name of the object <see cref="Type"/>.
/// </summary>
/// <param name="writer">The XMLTextWriter to write to.</param>
/// <param name="entry">
/// The <see cref="CustomSerializationEntry">entry</see> to write to the element.
/// </param>
private void WriteValueElement([NotNull] XmlTextWriter writer, CustomSerializationEntry entry)
{
WriteValueElement(entry.Name, writer, entry);
}
/// <summary>
/// Writes a simple element to the writer. The name of the element is the name of the object type.
/// </summary>
/// <param name="writer">The XmlWriter to write to.</param>
/// <param name="entry">The entry to write to the element.</param>
private void WriteValueElement(XmlWriter writer, CustomSerializationEntry entry)
{
WriteValueElement(entry.Name, writer, entry);
}
