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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Diagnostics;
using System.Globalization;
using System.Runtime.CompilerServices;
namespace System.Reflection
{
public abstract partial class FieldInfo : MemberInfo
{
protected FieldInfo() { }
public override MemberTypes MemberType => MemberTypes.Field;
public abstract FieldAttributes Attributes { get; }
public abstract Type FieldType { get; }
public bool IsInitOnly => (Attributes & FieldAttributes.InitOnly) != 0;
public bool IsLiteral => (Attributes & FieldAttributes.Literal) != 0;
public bool IsNotSerialized => (Attributes & FieldAttributes.NotSerialized) != 0;
public bool IsPinvokeImpl => (Attributes & FieldAttributes.PinvokeImpl) != 0;
public bool IsSpecialName => (Attributes & FieldAttributes.SpecialName) != 0;
public bool IsStatic => (Attributes & FieldAttributes.Static) != 0;
public bool IsAssembly => (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Assembly;
public bool IsFamily => (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Family;
public bool IsFamilyAndAssembly => (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamANDAssem;
public bool IsFamilyOrAssembly => (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamORAssem;
public bool IsPrivate => (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Private;
public bool IsPublic => (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public;
public virtual bool IsSecurityCritical => true;
public virtual bool IsSecuritySafeCritical => false;
public virtual bool IsSecurityTransparent => false;
public abstract RuntimeFieldHandle FieldHandle { get; }
public override bool Equals(object? obj) => base.Equals(obj);
public override int GetHashCode() => base.GetHashCode();
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static bool operator ==(FieldInfo? left, FieldInfo? right)
{
// Test "right" first to allow branch elimination when inlined for null checks (== null)
// so it can become a simple test
if (right is null)
{
// return true/false not the test result https://github.com/dotnet/coreclr/issues/914
return (left is null) ? true : false;
}
// Try fast reference equality and opposite null check prior to calling the slower virtual Equals
if ((object?)left == (object)right)
{
return true;
}
return (left is null) ? false : left.Equals(right);
}
public static bool operator !=(FieldInfo? left, FieldInfo? right) => !(left == right);
public abstract object? GetValue(object? obj);
[DebuggerHidden]
[DebuggerStepThrough]
public void SetValue(object? obj, object value) => SetValue(obj, value, BindingFlags.Default, Type.DefaultBinder, null);
public abstract void SetValue(object? obj, object? value, BindingFlags invokeAttr, Binder? binder, CultureInfo? culture);
[CLSCompliant(false)]
public virtual void SetValueDirect(TypedReference obj, object value) { throw new NotSupportedException(SR.NotSupported_AbstractNonCLS); }
[CLSCompliant(false)]
public virtual object GetValueDirect(TypedReference obj) { throw new NotSupportedException(SR.NotSupported_AbstractNonCLS); }
public virtual object GetRawConstantValue() { throw new NotSupportedException(SR.NotSupported_AbstractNonCLS); }
public virtual Type[] GetOptionalCustomModifiers() { throw NotImplemented.ByDesign; }
public virtual Type[] GetRequiredCustomModifiers() { throw NotImplemented.ByDesign; }
}
}
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