/// <summary>
/// Determines for every type whether the composite serializer is applicable.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>
/// <c>true</c> if this instance can serialize the specified type; otherwise, <c>false</c>.
/// </returns>
public bool CanSerialize(Type type)
{
var markedStorable = StorableReflection.HasStorableClassAttribute(type);
if (GetConstructor(type) == null)
{
if (markedStorable)
{
throw new Exception("[Storable] type has no default constructor and no [StorableConstructor]");
}
else
{
return(false);
}
}
if (!StorableReflection.IsEmptyOrStorableType(type, true))
{
if (markedStorable)
{
throw new Exception("[Storable] type has non emtpy, non [Storable] base classes");
}
else
{
return(false);
}
}
return(true);
}
/// <summary>
/// Determines for every type whether the composite serializer is applicable.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>
/// <c>true</c> if this instance can serialize the specified type; otherwise, <c>false</c>.
/// </returns>
public bool CanSerialize(Type type)
{
if (type.IsEnum || type.IsValueType)
{
return(false); // there are other more specific serializers for enums and structs
}
var markedStorable = StorableReflection.HasStorableTypeAttribute(type);
if (GetConstructor(type) == null)
{
if (markedStorable && !type.IsInterface)
{
throw new Exception("[Storable] type has no default constructor and no [StorableConstructor]");
}
else
{
return(false);
}
}
if (!StorableReflection.IsEmptyOrStorableType(type, true))
{
if (markedStorable && !type.IsInterface)
{
throw new Exception("[Storable] type has non emtpy, non [Storable] base classes");
}
else
{
return(false);
}
}
return(true);
}
/// <summary>
/// Give a reason if possibly why the given type cannot be serialized by this
/// ICompositeSerializer.
/// </summary>
/// <param name="type">The type.</param>
/// <returns>
/// A string justifying why type cannot be serialized.
/// </returns>
public string JustifyRejection(Type type)
{
var sb = new StringBuilder();
if (GetConstructor(type) == null)
{
sb.Append("class has no default constructor and no [StorableConstructor]");
}
if (!StorableReflection.IsEmptyOrStorableType(type, true))
{
sb.Append("class (or one of its bases) is not empty and not marked [Storable]; ");
}
return(sb.ToString());
}
private IEnumerable <StorableReflection.Hook> GetHooks(HookType hookType, Type type)
{
lock (hookCache) {
List <StorableReflection.Hook> hooks;
var designator = new HookDesignator(type, hookType);
hookCache.TryGetValue(designator, out hooks);
if (hooks != null)
{
return(hooks);
}
hooks = new List <StorableReflection.Hook>(StorableReflection.CollectHooks(hookType, type));
hookCache.Add(designator, hooks);
return(hooks);
}
}
private IEnumerable <DataMemberAccessor> GetStorableAccessors(Type type)
{
lock (accessorListCache) {
if (accessorListCache.ContainsKey(type))
{
return(accessorListCache[type]);
}
var storableMembers = StorableReflection
.GenerateStorableMembers(type)
.Select(GetMemberAccessor)
.ToList();
accessorListCache[type] = storableMembers;
return(storableMembers);
}
}
