public virtual ISerializationSurrogate GetSurrogate(Type type,
StreamingContext context, out ISurrogateSelector selector)
{
if (type == null)
{
throw new ArgumentNullException("type is null.");
}
// Check this selector, and if the surrogate is not found,
// check the chained selectors
string key = type.FullName + "#" + context.ToString();
ISerializationSurrogate surrogate = (ISerializationSurrogate)Surrogates [key];
if (surrogate != null)
{
selector = this;
return(surrogate);
}
if (nextSelector != null)
{
return(nextSelector.GetSurrogate(type, context, out selector));
}
else
{
selector = null;
return(null);
}
}
/// <summary>Removes the surrogate associated with a given type.</summary>
/// <param name="type">The <see cref="T:System.Type" /> for which to remove the surrogate. </param>
/// <param name="context">The <see cref="T:System.Runtime.Serialization.StreamingContext" /> for the current surrogate. </param>
/// <exception cref="T:System.ArgumentNullException">The <paramref name="type" /> parameter is null. </exception>
public virtual void RemoveSurrogate(Type type, StreamingContext context)
{
if (type == null)
{
throw new ArgumentNullException("type is null.");
}
string key = type.FullName + "#" + context.ToString();
this.Surrogates.Remove(key);
}
// Methods
public virtual void AddSurrogate (Type type,
StreamingContext context, ISerializationSurrogate surrogate)
{
if (type == null || surrogate == null)
throw new ArgumentNullException ("Null reference.");
string currentKey = type.FullName + "#" + context.ToString ();
if (Surrogates.ContainsKey (currentKey))
throw new ArgumentException ("A surrogate for " + type.FullName + " already exists.");
Surrogates.Add (currentKey, surrogate);
}
/// <summary>Adds a surrogate to the list of checked surrogates.</summary>
/// <param name="type">The <see cref="T:System.Type" /> for which the surrogate is required.</param>
/// <param name="context">The context-specific data. </param>
/// <param name="surrogate">The surrogate to call for this type. </param>
/// <exception cref="T:System.ArgumentNullException">The <paramref name="type" /> or <paramref name="surrogate" /> parameter is null. </exception>
/// <exception cref="T:System.ArgumentException">A surrogate already exists for this type and context. </exception>
public virtual void AddSurrogate(Type type, StreamingContext context, ISerializationSurrogate surrogate)
{
if (type == null || surrogate == null)
{
throw new ArgumentNullException("Null reference.");
}
string key = type.FullName + "#" + context.ToString();
if (this.Surrogates.ContainsKey(key))
{
throw new ArgumentException("A surrogate for " + type.FullName + " already exists.");
}
this.Surrogates.Add(key, surrogate);
}
/// <summary>Returns the surrogate for a particular type.</summary>
/// <returns>The surrogate for a particular type.</returns>
/// <param name="type">The <see cref="T:System.Type" /> for which the surrogate is requested. </param>
/// <param name="context">The streaming context. </param>
/// <param name="selector">The surrogate to use. </param>
/// <exception cref="T:System.ArgumentNullException">The <paramref name="type" /> parameter is null. </exception>
/// <exception cref="T:System.Security.SecurityException">The caller does not have the required permission. </exception>
/// <PermissionSet>
/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="SerializationFormatter" />
/// </PermissionSet>
public virtual ISerializationSurrogate GetSurrogate(Type type, StreamingContext context, out ISurrogateSelector selector)
{
if (type == null)
{
throw new ArgumentNullException("type is null.");
}
string key = type.FullName + "#" + context.ToString();
ISerializationSurrogate serializationSurrogate = (ISerializationSurrogate)this.Surrogates[key];
if (serializationSurrogate != null)
{
selector = this;
return(serializationSurrogate);
}
if (this.nextSelector != null)
{
return(this.nextSelector.GetSurrogate(type, context, out selector));
}
selector = null;
return(null);
}
public virtual ISerializationSurrogate GetSurrogate (Type type,
StreamingContext context, out ISurrogateSelector selector)
{
if (type == null)
throw new ArgumentNullException ("type is null.");
// Check this selector, and if the surrogate is not found,
// check the chained selectors
string key = type.FullName + "#" + context.ToString ();
ISerializationSurrogate surrogate = (ISerializationSurrogate) Surrogates [key];
if (surrogate != null) {
selector = this;
return surrogate;
}
if (nextSelector != null)
return nextSelector.GetSurrogate (type, context, out selector);
else {
selector = null;
return null;
}
}
public virtual void RemoveSurrogate (Type type, StreamingContext context)
{
if (type == null)
throw new ArgumentNullException ("type is null.");
string key = type.FullName + "#" + context.ToString ();
Surrogates.Remove (key);
}
