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//
// TypeDefinitionCollection.cs
//
// Author:
// Jb Evain (jbevain@gmail.com)
//
// Copyright (c) 2008 - 2011 Jb Evain
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using Mono.Cecil.Metadata;
using Mono.Collections.Generic;
namespace Mono.Cecil {
using Slot = Row<string, string>;
sealed class TypeDefinitionCollection : Collection<TypeDefinition> {
readonly ModuleDefinition container;
readonly Dictionary<Slot, TypeDefinition> name_cache;
internal TypeDefinitionCollection (ModuleDefinition container)
{
this.container = container;
this.name_cache = new Dictionary<Slot, TypeDefinition> (new RowEqualityComparer ());
}
internal TypeDefinitionCollection (ModuleDefinition container, int capacity)
: base (capacity)
{
this.container = container;
this.name_cache = new Dictionary<Slot, TypeDefinition> (capacity, new RowEqualityComparer ());
}
protected override void OnAdd (TypeDefinition item, int index)
{
Attach (item);
}
protected override void OnSet (TypeDefinition item, int index)
{
Attach (item);
}
protected override void OnInsert (TypeDefinition item, int index)
{
Attach (item);
}
protected override void OnRemove (TypeDefinition item, int index)
{
Detach (item);
}
protected override void OnClear ()
{
foreach (var type in this)
Detach (type);
}
void Attach (TypeDefinition type)
{
if (type.Module != null && type.Module != container)
throw new ArgumentException ("Type already attached");
type.module = container;
type.scope = container;
name_cache [new Slot (type.Namespace, type.Name)] = type;
}
void Detach (TypeDefinition type)
{
type.module = null;
type.scope = null;
name_cache.Remove (new Slot (type.Namespace, type.Name));
}
public TypeDefinition GetType (string fullname)
{
string @namespace, name;
TypeParser.SplitFullName (fullname, out @namespace, out name);
return GetType (@namespace, name);
}
public TypeDefinition GetType (string @namespace, string name)
{
TypeDefinition type;
if (name_cache.TryGetValue (new Slot (@namespace, name), out type))
return type;
return null;
}
}
}
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