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// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
//
// 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 ICSharpCode.NRefactory.Semantics;
using ICSharpCode.NRefactory.Utils;
namespace ICSharpCode.NRefactory.TypeSystem.Implementation
{
public class DefaultResolvedField : AbstractResolvedMember, IField
{
volatile ResolveResult constantValue;
public DefaultResolvedField(IUnresolvedField unresolved, ITypeResolveContext parentContext)
: base(unresolved, parentContext)
{
}
public bool IsReadOnly {
get { return ((IUnresolvedField)unresolved).IsReadOnly; }
}
public bool IsVolatile {
get { return ((IUnresolvedField)unresolved).IsVolatile; }
}
IType IVariable.Type {
get { return this.ReturnType; }
}
public bool IsConst {
get { return ((IUnresolvedField)unresolved).IsConst; }
}
public bool IsFixed {
get { return ((IUnresolvedField)unresolved).IsFixed; }
}
public object ConstantValue {
get {
ResolveResult rr = this.constantValue;
if (rr == null) {
using (var busyLock = BusyManager.Enter(this)) {
if (!busyLock.Success)
return null;
IConstantValue unresolvedCV = ((IUnresolvedField)unresolved).ConstantValue;
if (unresolvedCV != null)
rr = unresolvedCV.Resolve(context);
else
rr = ErrorResolveResult.UnknownError;
this.constantValue = rr;
}
}
return rr.ConstantValue;
}
}
public override IMember Specialize(TypeParameterSubstitution substitution)
{
if (TypeParameterSubstitution.Identity.Equals(substitution))
return this;
return new SpecializedField(this, substitution);
}
IMemberReference IField.ToReference()
{
return (IMemberReference)ToReference();
}
}
}
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