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//
// 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;
namespace System.Xml.Serialization
{
/// <summary>
/// TypeMember is immutable class which is used as a key in a Hashtable.
/// </summary>
internal sealed class TypeMember
{
Type type;
string member;
internal TypeMember(Type type, string member)
{
this.type = type;
this.member = member;
}
public override int GetHashCode()
{
return unchecked (type.GetHashCode() + member.GetHashCode());
}
public override bool Equals(object obj)
{
if(obj is TypeMember)
return TypeMember.Equals(this,(TypeMember)obj);
return false;
}
public static bool Equals(TypeMember tm1, TypeMember tm2)
{
if(Object.ReferenceEquals(tm1,tm2))
return true;
if(Object.ReferenceEquals(tm1,null) || Object.ReferenceEquals(tm2,null))
return false;
if(tm1.type == tm2.type && tm1.member == tm2.member)
return true;
return false;
}
public static bool operator==(TypeMember tm1, TypeMember tm2)
{
return TypeMember.Equals(tm1,tm2);
}
public static bool operator!=(TypeMember tm1, TypeMember tm2)
{
return !TypeMember.Equals(tm1,tm2);
}
public override string ToString ()
{
return type.ToString() + " " + member;
}
}
}
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