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phr/StickGame/Assets/FishNet/CodeGenerating/cecil-0.11.4/Mono.Cecil/CustomAttribute.cs

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+//
+// Author:
+//   Jb Evain (jbevain@gmail.com)
+//
+// Copyright (c) 2008 - 2015 Jb Evain
+// Copyright (c) 2008 - 2011 Novell, Inc.
+//
+// Licensed under the MIT/X11 license.
+//
+
+using MonoFN.Collections.Generic;
+using System;
+using System.Diagnostics;
+using System.Threading;
+
+namespace MonoFN.Cecil {
+
+	public struct CustomAttributeArgument {
+
+		readonly TypeReference type;
+		readonly object value;
+
+		public TypeReference Type {
+			get { return type; }
+		}
+
+		public object Value {
+			get { return value; }
+		}
+
+		public CustomAttributeArgument (TypeReference type, object value)
+		{
+			Mixin.CheckType (type);
+			this.type = type;
+			this.value = value;
+		}
+	}
+
+	public struct CustomAttributeNamedArgument {
+
+		readonly string name;
+		readonly CustomAttributeArgument argument;
+
+		public string Name {
+			get { return name; }
+		}
+
+		public CustomAttributeArgument Argument {
+			get { return argument; }
+		}
+
+		public CustomAttributeNamedArgument (string name, CustomAttributeArgument argument)
+		{
+			Mixin.CheckName (name);
+			this.name = name;
+			this.argument = argument;
+		}
+	}
+
+	public interface ICustomAttribute {
+
+		TypeReference AttributeType { get; }
+
+		bool HasFields { get; }
+		bool HasProperties { get; }
+		bool HasConstructorArguments { get; }
+		Collection<CustomAttributeNamedArgument> Fields { get; }
+		Collection<CustomAttributeNamedArgument> Properties { get; }
+		Collection<CustomAttributeArgument> ConstructorArguments { get; }
+	}
+
+	[DebuggerDisplay ("{AttributeType}")]
+	public sealed class CustomAttribute : ICustomAttribute {
+
+		internal CustomAttributeValueProjection projection;
+		readonly internal uint signature;
+		internal bool resolved;
+		MethodReference constructor;
+		byte [] blob;
+		internal Collection<CustomAttributeArgument> arguments;
+		internal Collection<CustomAttributeNamedArgument> fields;
+		internal Collection<CustomAttributeNamedArgument> properties;
+
+		public MethodReference Constructor {
+			get { return constructor; }
+			set { constructor = value; }
+		}
+
+		public TypeReference AttributeType {
+			get { return constructor.DeclaringType; }
+		}
+
+		public bool IsResolved {
+			get { return resolved; }
+		}
+
+		public bool HasConstructorArguments {
+			get {
+				Resolve ();
+
+				return !arguments.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<CustomAttributeArgument> ConstructorArguments {
+			get {
+				Resolve ();
+
+				if (arguments == null)
+					Interlocked.CompareExchange (ref arguments, new Collection<CustomAttributeArgument> (), null);
+
+				return arguments;
+			}
+		}
+
+		public bool HasFields {
+			get {
+				Resolve ();
+
+				return !fields.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<CustomAttributeNamedArgument> Fields {
+			get {
+				Resolve ();
+
+				if (fields == null)
+					Interlocked.CompareExchange (ref fields, new Collection<CustomAttributeNamedArgument> (), null);
+
+				return fields;
+			}
+		}
+
+		public bool HasProperties {
+			get {
+				Resolve ();
+
+				return !properties.IsNullOrEmpty ();
+			}
+		}
+
+		public Collection<CustomAttributeNamedArgument> Properties {
+			get {
+				Resolve ();
+
+				if (properties == null)
+					Interlocked.CompareExchange (ref properties, new Collection<CustomAttributeNamedArgument> (), null);
+
+				return properties;
+			}
+		}
+
+		internal bool HasImage {
+			get { return constructor != null && constructor.HasImage; }
+		}
+
+		internal ModuleDefinition Module {
+			get { return constructor.Module; }
+		}
+
+		internal CustomAttribute (uint signature, MethodReference constructor)
+		{
+			this.signature = signature;
+			this.constructor = constructor;
+			this.resolved = false;
+		}
+
+		public CustomAttribute (MethodReference constructor)
+		{
+			this.constructor = constructor;
+			this.resolved = true;
+		}
+
+		public CustomAttribute (MethodReference constructor, byte [] blob)
+		{
+			this.constructor = constructor;
+			this.resolved = false;
+			this.blob = blob;
+		}
+
+		public byte [] GetBlob ()
+		{
+			if (blob != null)
+				return blob;
+
+			if (!HasImage)
+				throw new NotSupportedException ();
+
+			return Module.Read (ref blob, this, (attribute, reader) => reader.ReadCustomAttributeBlob (attribute.signature));
+		}
+
+		void Resolve ()
+		{
+			if (resolved || !HasImage)
+				return;
+
+			lock (Module.SyncRoot) {
+				if (resolved)
+					return;
+
+				Module.Read (this, (attribute, reader) => {
+					try {
+						reader.ReadCustomAttributeSignature (attribute);
+						resolved = true;
+					}
+					catch (ResolutionException) {
+						if (arguments != null)
+							arguments.Clear ();
+						if (fields != null)
+							fields.Clear ();
+						if (properties != null)
+							properties.Clear ();
+
+						resolved = false;
+					}
+				});
+			}
+		}
+	}
+}