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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 System.Text;
using Mono.Collections.Generic;
namespace Mono.Cecil {
public sealed class PropertyDefinition : PropertyReference, IMemberDefinition, IConstantProvider {
bool? has_this;
ushort attributes;
Collection<CustomAttribute> custom_attributes;
internal MethodDefinition get_method;
internal MethodDefinition set_method;
internal Collection<MethodDefinition> other_methods;
object constant = Mixin.NotResolved;
public PropertyAttributes Attributes {
get { return (PropertyAttributes) attributes; }
set { attributes = (ushort) value; }
}
public bool HasThis {
get {
if (has_this.HasValue)
return has_this.Value;
if (GetMethod != null)
return get_method.HasThis;
if (SetMethod != null)
return set_method.HasThis;
return false;
}
set { has_this = value; }
}
public bool HasCustomAttributes {
get {
if (custom_attributes != null)
return custom_attributes.Count > 0;
return this.GetHasCustomAttributes (Module);
}
}
public Collection<CustomAttribute> CustomAttributes {
get { return custom_attributes ?? (this.GetCustomAttributes (ref custom_attributes, Module)); }
}
public MethodDefinition GetMethod {
get {
if (get_method != null)
return get_method;
InitializeMethods ();
return get_method;
}
set { get_method = value; }
}
public MethodDefinition SetMethod {
get {
if (set_method != null)
return set_method;
InitializeMethods ();
return set_method;
}
set { set_method = value; }
}
public bool HasOtherMethods {
get {
if (other_methods != null)
return other_methods.Count > 0;
InitializeMethods ();
return !other_methods.IsNullOrEmpty ();
}
}
public Collection<MethodDefinition> OtherMethods {
get {
if (other_methods != null)
return other_methods;
InitializeMethods ();
if (other_methods != null)
return other_methods;
return other_methods = new Collection<MethodDefinition> ();
}
}
public bool HasParameters {
get {
InitializeMethods ();
if (get_method != null)
return get_method.HasParameters;
if (set_method != null)
return set_method.HasParameters && set_method.Parameters.Count > 1;
return false;
}
}
public override Collection<ParameterDefinition> Parameters {
get {
InitializeMethods ();
if (get_method != null)
return MirrorParameters (get_method, 0);
if (set_method != null)
return MirrorParameters (set_method, 1);
return new Collection<ParameterDefinition> ();
}
}
static Collection<ParameterDefinition> MirrorParameters (MethodDefinition method, int bound)
{
var parameters = new Collection<ParameterDefinition> ();
if (!method.HasParameters)
return parameters;
var original_parameters = method.Parameters;
var end = original_parameters.Count - bound;
for (int i = 0; i < end; i++)
parameters.Add (original_parameters [i]);
return parameters;
}
public bool HasConstant {
get {
this.ResolveConstant (ref constant, Module);
return constant != Mixin.NoValue;
}
set { if (!value) constant = Mixin.NoValue; }
}
public object Constant {
get { return HasConstant ? constant : null; }
set { constant = value; }
}
#region PropertyAttributes
public bool IsSpecialName {
get { return attributes.GetAttributes ((ushort) PropertyAttributes.SpecialName); }
set { attributes = attributes.SetAttributes ((ushort) PropertyAttributes.SpecialName, value); }
}
public bool IsRuntimeSpecialName {
get { return attributes.GetAttributes ((ushort) PropertyAttributes.RTSpecialName); }
set { attributes = attributes.SetAttributes ((ushort) PropertyAttributes.RTSpecialName, value); }
}
public bool HasDefault {
get { return attributes.GetAttributes ((ushort) PropertyAttributes.HasDefault); }
set { attributes = attributes.SetAttributes ((ushort) PropertyAttributes.HasDefault, value); }
}
#endregion
public new TypeDefinition DeclaringType {
get { return (TypeDefinition) base.DeclaringType; }
set { base.DeclaringType = value; }
}
public override bool IsDefinition {
get { return true; }
}
public override string FullName {
get {
var builder = new StringBuilder ();
builder.Append (PropertyType.ToString ());
builder.Append (' ');
builder.Append (MemberFullName ());
builder.Append ('(');
if (HasParameters) {
var parameters = Parameters;
for (int i = 0; i < parameters.Count; i++) {
if (i > 0)
builder.Append (',');
builder.Append (parameters [i].ParameterType.FullName);
}
}
builder.Append (')');
return builder.ToString ();
}
}
public PropertyDefinition (string name, PropertyAttributes attributes, TypeReference propertyType)
: base (name, propertyType)
{
this.attributes = (ushort) attributes;
this.token = new MetadataToken (TokenType.Property);
}
void InitializeMethods ()
{
var module = this.Module;
if (module == null)
return;
lock (module.SyncRoot) {
if (get_method != null || set_method != null)
return;
if (!module.HasImage ())
return;
module.Read (this, (property, reader) => reader.ReadMethods (property));
}
}
public override PropertyDefinition Resolve ()
{
return this;
}
}
}
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