SymbolMethod.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / clr / src / BCL / System / Reflection / Emit / SymbolMethod.cs / 1 / SymbolMethod.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 

namespace System.Reflection.Emit 
{ 
    using System.Runtime.InteropServices;
    using System; 
    using System.Reflection;
    using CultureInfo = System.Globalization.CultureInfo;

    internal sealed class SymbolMethod : MethodInfo 
    {
        #region Private Data Members 
        private ModuleBuilder m_module; 
        private Type m_containingType;
        private String m_name; 
        private CallingConventions m_callingConvention;
        private Type m_returnType;
        private MethodToken m_mdMethod;
        private int m_tkMethod; 
        private Type[] m_parameterTypes;
        private SignatureHelper m_signature; 
        #endregion 

        #region Constructor 
        internal SymbolMethod(ModuleBuilder mod, MethodToken token, Type arrayClass, String methodName,
            CallingConventions callingConvention, Type returnType, Type[] parameterTypes)
        {
            // This is a kind of MethodInfo to represent methods for array type of unbaked type 

            // Another way to look at this class is as a glorified MethodToken wrapper. At the time of this comment 
            // this class is only constructed inside ModuleBuilder.GetArrayMethod and the only interesting thing 
            // passed into it is this MethodToken. The MethodToken was forged using a TypeSpec for an Array type and
            // the name of the method on Array. 
            // As none of the methods on Array have CustomModifiers their is no need to pass those around in here.
            m_mdMethod = token;
            m_tkMethod = token.Token;
 
            // The ParameterTypes are also a bit interesting in that they may be unbaked TypeBuilders.
            m_returnType = returnType; 
            if (parameterTypes != null) 
            {
                m_parameterTypes = new Type[parameterTypes.Length]; 
                Array.Copy(parameterTypes, m_parameterTypes, parameterTypes.Length);
            }
            else
            { 
                m_parameterTypes = new Type[0];
            } 
 
            m_module = mod;
            m_containingType = arrayClass; 
            m_name = methodName;
            m_callingConvention = callingConvention;

            m_signature = SignatureHelper.GetMethodSigHelper( 
                mod, callingConvention, returnType, null, null, parameterTypes, null, null);
        } 
        #endregion 

        #region Internal Members 
        internal override Type[] GetParameterTypes()
        {
            return m_parameterTypes;
        } 

        internal MethodToken GetToken(ModuleBuilder mod) 
        { 
            return mod.GetArrayMethodToken(m_containingType, m_name, m_callingConvention, m_returnType, m_parameterTypes);
        } 

        #endregion

        #region MemberInfo Overrides 
        public override Module Module
        { 
            get { return m_module; } 
        }
 
        internal override int MetadataTokenInternal
        {
            get { return m_tkMethod; }
        } 

        public override Type ReflectedType 
        { 
            get { return m_containingType as Type; }
        } 

        public override String Name
        {
            get { return m_name; } 
        }
 
        public override Type DeclaringType 
        {
            get {return m_containingType;} 
        }
        #endregion

        #region MethodBase Overrides 
        public override ParameterInfo[] GetParameters()
        { 
            throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod")); 
        }
 
        public override MethodImplAttributes GetMethodImplementationFlags()
        {
            throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod"));
        } 

        public override MethodAttributes Attributes 
        { 
            get { throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod")); }
        } 

        public override CallingConventions CallingConvention
        {
            get { return m_callingConvention; } 
        }
 
        public override RuntimeMethodHandle MethodHandle 
        {
            get { throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod")); } 
        }

        #endregion
 
        #region MethodInfo Overrides
        internal override Type GetReturnType() 
        { 
            return m_returnType;
        } 

        public override ICustomAttributeProvider ReturnTypeCustomAttributes
        {
            get { return null; } 
        }
 
        public override Object Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) 
        {
            throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod")); 
        }

        public override MethodInfo GetBaseDefinition()
        { 
            return this;
        } 
        #endregion 

        #region ICustomAttributeProvider Implementation 
        public override Object[] GetCustomAttributes(bool inherit)
        {
            throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod"));
        } 

        public override Object[] GetCustomAttributes(Type attributeType, bool inherit) 
        { 
            throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod"));
        } 

        public override bool IsDefined(Type attributeType, bool inherit)
        {
            throw new NotSupportedException(Environment.GetResourceString("NotSupported_SymbolMethod")); 
        }
 
        #endregion 

        #region Public Members 
        public Module GetModule()
        {
            return m_module;
        } 

        public MethodToken GetToken() 
        { 
            return m_mdMethod;
        } 

        #endregion
    }
}

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