MemberInfoSerializationHolder.cs source code in C# .NET

                        
Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / clr / src / BCL / System / Reflection / MemberInfoSerializationHolder.cs / 1 / MemberInfoSerializationHolder.cs
                        

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

using System; 
using System.Runtime.Remoting; 
using System.Runtime.Serialization;
using System.Globalization; 

namespace System.Reflection
{
    [Serializable] 
    internal class MemberInfoSerializationHolder : ISerializable, IObjectReference
    { 
        #region Staitc Public Members 
        public static void GetSerializationInfo(SerializationInfo info, String name, Type reflectedClass, String signature, MemberTypes type)
        { 
            GetSerializationInfo(info, name, reflectedClass, signature, type, null);
        }

        public static void GetSerializationInfo( 
            SerializationInfo info, String name, Type reflectedClass, String signature, MemberTypes type, Type[] genericArguments)
        { 
            if (info == null) 
                throw new ArgumentNullException("info");
 
            String assemblyName = reflectedClass.Module.Assembly.FullName;
            String typeName = reflectedClass.FullName;

            info.SetType(typeof(MemberInfoSerializationHolder)); 
            info.AddValue("Name", name, typeof(String));
            info.AddValue("AssemblyName", assemblyName, typeof(String)); 
            info.AddValue("ClassName", typeName, typeof(String)); 
            info.AddValue("Signature", signature, typeof(String));
            info.AddValue("MemberType", (int)type); 
            info.AddValue("GenericArguments", genericArguments, typeof(Type[]));
        }
        #endregion
 
        #region Private Data Members
        private String m_memberName; 
        private RuntimeType m_reflectedType; 
        private String m_signature;
        private MemberTypes m_memberType; 
        private SerializationInfo m_info;
        #endregion

        #region Constructor 
        internal MemberInfoSerializationHolder(SerializationInfo info, StreamingContext context)
        { 
            if (info == null) 
                throw new ArgumentNullException("info");
 
            String assemblyName = info.GetString("AssemblyName");
            String typeName = info.GetString("ClassName");

            if (assemblyName == null || typeName == null) 
                throw new SerializationException(Environment.GetResourceString("Serialization_InsufficientState"));
 
            Assembly assem = FormatterServices.LoadAssemblyFromString(assemblyName); 
            m_reflectedType = assem.GetType(typeName, true, false) as RuntimeType;
            m_memberName = info.GetString("Name"); 
            m_signature = info.GetString("Signature");
            m_memberType = (MemberTypes)info.GetInt32("MemberType");
            m_info = info;
        } 
        #endregion
 
        #region ISerializable 
        public virtual void GetObjectData(SerializationInfo info, StreamingContext context)
        { 
            throw new NotSupportedException(Environment.GetResourceString(ResId.NotSupported_Method));
        }
        #endregion
 
        #region IObjectReference
        public virtual Object GetRealObject(StreamingContext context) 
        { 
            if (m_memberName == null || m_reflectedType == null || m_memberType == 0)
                throw new SerializationException(Environment.GetResourceString(ResId.Serialization_InsufficientState)); 

            BindingFlags bindingFlags =
                BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic |
                BindingFlags.Static | BindingFlags.OptionalParamBinding; 

            switch (m_memberType) 
            { 
                #region case MemberTypes.Field:
                case MemberTypes.Field: 
                {
                    FieldInfo[] fields = m_reflectedType.GetMember(m_memberName, MemberTypes.Field, bindingFlags) as FieldInfo[];

                    if (fields.Length == 0) 
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Serialization_UnknownMember"), m_memberName));
 
                    return fields[0]; 
                }
                #endregion 

                #region case MemberTypes.Event:
                case MemberTypes.Event:
                { 
                    EventInfo[] events = m_reflectedType.GetMember(m_memberName, MemberTypes.Event, bindingFlags) as EventInfo[];
 
                    if (events.Length == 0) 
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Serialization_UnknownMember"), m_memberName));
 
                    return events[0];
                }
                #endregion
 
                #region case MemberTypes.Property:
                case MemberTypes.Property: 
                { 
                    PropertyInfo[] properties = m_reflectedType.GetMember(m_memberName, MemberTypes.Property, bindingFlags) as PropertyInfo[];
 
                    if (properties.Length == 0)
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Serialization_UnknownMember"), m_memberName));

                    if (properties.Length == 1) 
                        return properties[0];
 
                    if (properties.Length > 1) 
                    {
                        for (int i = 0; i < properties.Length; i++) 
                        {
                            if ((properties[i]).ToString().Equals(m_signature))
                                return properties[i];
                        } 
                    }
 
                    throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString(ResId.Serialization_UnknownMember), m_memberName)); 
                }
                #endregion 

                #region case MemberTypes.Constructor:
                case MemberTypes.Constructor:
                { 
                    if (m_signature == null)
                        throw new SerializationException(Environment.GetResourceString(ResId.Serialization_NullSignature)); 
 
                    ConstructorInfo[] constructors = m_reflectedType.GetMember(m_memberName, MemberTypes.Constructor, bindingFlags) as ConstructorInfo[];
 
                    if (constructors.Length == 1)
                        return constructors[0];

                    if (constructors.Length > 1) 
                    {
                        for (int i = 0; i < constructors.Length; i++) 
                        { 
                            if (constructors[i].ToString().Equals(m_signature))
                                return constructors[i]; 
                        }
                    }

                    throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString(ResId.Serialization_UnknownMember), m_memberName)); 
                }
                #endregion 
 
                #region case MemberTypes.Method:
                case MemberTypes.Method: 
                {
                    MethodInfo methodInfo = null;

                    if (m_signature == null) 
                        throw new SerializationException(Environment.GetResourceString(ResId.Serialization_NullSignature));
 
                    Type[] genericArguments = m_info.GetValueNoThrow("GenericArguments", typeof(Type[])) as Type[]; 

                    MethodInfo[] methods = m_reflectedType.GetMember(m_memberName, MemberTypes.Method, bindingFlags) as MethodInfo[]; 

                    if (methods.Length == 1)
                        methodInfo = methods[0];
 
                    else if (methods.Length > 1)
                    { 
                        for (int i = 0; i < methods.Length; i++) 
                        {
                            if (methods[i].ToString().Equals(m_signature)) 
                            {
                                methodInfo = methods[i];
                                break;
                            } 

                            // Handle generic methods specially since the signature match above probably won't work (the candidate 
                            // method info hasn't been instantiated). If our target method is generic as well we can skip this. 
                            if (genericArguments != null && methods[i].IsGenericMethod)
                            { 
                                if (methods[i].GetGenericArguments().Length == genericArguments.Length)
                                {
                                    MethodInfo candidateMethod = methods[i].MakeGenericMethod(genericArguments);
                                    if (candidateMethod.ToString().Equals(m_signature)) 
                                    {
                                        methodInfo = candidateMethod; 
                                        break; 
                                    }
                                } 
                            }
                        }
                    }
 
                    if (methodInfo == null)
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString(ResId.Serialization_UnknownMember), m_memberName)); 
 
                    if (!methodInfo.IsGenericMethodDefinition)
                        return methodInfo; 

                    if (genericArguments == null)
                        return methodInfo;
 
                    if (genericArguments[0] == null)
                        return null; 
 
                    return methodInfo.MakeGenericMethod(genericArguments);
                } 
                #endregion

                default:
                    throw new ArgumentException(Environment.GetResourceString("Serialization_MemberTypeNotRecognized")); 
            }
        } 
        #endregion 
    }
 

}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 

using System; 
using System.Runtime.Remoting; 
using System.Runtime.Serialization;
using System.Globalization; 

namespace System.Reflection
{
    [Serializable] 
    internal class MemberInfoSerializationHolder : ISerializable, IObjectReference
    { 
        #region Staitc Public Members 
        public static void GetSerializationInfo(SerializationInfo info, String name, Type reflectedClass, String signature, MemberTypes type)
        { 
            GetSerializationInfo(info, name, reflectedClass, signature, type, null);
        }

        public static void GetSerializationInfo( 
            SerializationInfo info, String name, Type reflectedClass, String signature, MemberTypes type, Type[] genericArguments)
        { 
            if (info == null) 
                throw new ArgumentNullException("info");
 
            String assemblyName = reflectedClass.Module.Assembly.FullName;
            String typeName = reflectedClass.FullName;

            info.SetType(typeof(MemberInfoSerializationHolder)); 
            info.AddValue("Name", name, typeof(String));
            info.AddValue("AssemblyName", assemblyName, typeof(String)); 
            info.AddValue("ClassName", typeName, typeof(String)); 
            info.AddValue("Signature", signature, typeof(String));
            info.AddValue("MemberType", (int)type); 
            info.AddValue("GenericArguments", genericArguments, typeof(Type[]));
        }
        #endregion
 
        #region Private Data Members
        private String m_memberName; 
        private RuntimeType m_reflectedType; 
        private String m_signature;
        private MemberTypes m_memberType; 
        private SerializationInfo m_info;
        #endregion

        #region Constructor 
        internal MemberInfoSerializationHolder(SerializationInfo info, StreamingContext context)
        { 
            if (info == null) 
                throw new ArgumentNullException("info");
 
            String assemblyName = info.GetString("AssemblyName");
            String typeName = info.GetString("ClassName");

            if (assemblyName == null || typeName == null) 
                throw new SerializationException(Environment.GetResourceString("Serialization_InsufficientState"));
 
            Assembly assem = FormatterServices.LoadAssemblyFromString(assemblyName); 
            m_reflectedType = assem.GetType(typeName, true, false) as RuntimeType;
            m_memberName = info.GetString("Name"); 
            m_signature = info.GetString("Signature");
            m_memberType = (MemberTypes)info.GetInt32("MemberType");
            m_info = info;
        } 
        #endregion
 
        #region ISerializable 
        public virtual void GetObjectData(SerializationInfo info, StreamingContext context)
        { 
            throw new NotSupportedException(Environment.GetResourceString(ResId.NotSupported_Method));
        }
        #endregion
 
        #region IObjectReference
        public virtual Object GetRealObject(StreamingContext context) 
        { 
            if (m_memberName == null || m_reflectedType == null || m_memberType == 0)
                throw new SerializationException(Environment.GetResourceString(ResId.Serialization_InsufficientState)); 

            BindingFlags bindingFlags =
                BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic |
                BindingFlags.Static | BindingFlags.OptionalParamBinding; 

            switch (m_memberType) 
            { 
                #region case MemberTypes.Field:
                case MemberTypes.Field: 
                {
                    FieldInfo[] fields = m_reflectedType.GetMember(m_memberName, MemberTypes.Field, bindingFlags) as FieldInfo[];

                    if (fields.Length == 0) 
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Serialization_UnknownMember"), m_memberName));
 
                    return fields[0]; 
                }
                #endregion 

                #region case MemberTypes.Event:
                case MemberTypes.Event:
                { 
                    EventInfo[] events = m_reflectedType.GetMember(m_memberName, MemberTypes.Event, bindingFlags) as EventInfo[];
 
                    if (events.Length == 0) 
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Serialization_UnknownMember"), m_memberName));
 
                    return events[0];
                }
                #endregion
 
                #region case MemberTypes.Property:
                case MemberTypes.Property: 
                { 
                    PropertyInfo[] properties = m_reflectedType.GetMember(m_memberName, MemberTypes.Property, bindingFlags) as PropertyInfo[];
 
                    if (properties.Length == 0)
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Serialization_UnknownMember"), m_memberName));

                    if (properties.Length == 1) 
                        return properties[0];
 
                    if (properties.Length > 1) 
                    {
                        for (int i = 0; i < properties.Length; i++) 
                        {
                            if ((properties[i]).ToString().Equals(m_signature))
                                return properties[i];
                        } 
                    }
 
                    throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString(ResId.Serialization_UnknownMember), m_memberName)); 
                }
                #endregion 

                #region case MemberTypes.Constructor:
                case MemberTypes.Constructor:
                { 
                    if (m_signature == null)
                        throw new SerializationException(Environment.GetResourceString(ResId.Serialization_NullSignature)); 
 
                    ConstructorInfo[] constructors = m_reflectedType.GetMember(m_memberName, MemberTypes.Constructor, bindingFlags) as ConstructorInfo[];
 
                    if (constructors.Length == 1)
                        return constructors[0];

                    if (constructors.Length > 1) 
                    {
                        for (int i = 0; i < constructors.Length; i++) 
                        { 
                            if (constructors[i].ToString().Equals(m_signature))
                                return constructors[i]; 
                        }
                    }

                    throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString(ResId.Serialization_UnknownMember), m_memberName)); 
                }
                #endregion 
 
                #region case MemberTypes.Method:
                case MemberTypes.Method: 
                {
                    MethodInfo methodInfo = null;

                    if (m_signature == null) 
                        throw new SerializationException(Environment.GetResourceString(ResId.Serialization_NullSignature));
 
                    Type[] genericArguments = m_info.GetValueNoThrow("GenericArguments", typeof(Type[])) as Type[]; 

                    MethodInfo[] methods = m_reflectedType.GetMember(m_memberName, MemberTypes.Method, bindingFlags) as MethodInfo[]; 

                    if (methods.Length == 1)
                        methodInfo = methods[0];
 
                    else if (methods.Length > 1)
                    { 
                        for (int i = 0; i < methods.Length; i++) 
                        {
                            if (methods[i].ToString().Equals(m_signature)) 
                            {
                                methodInfo = methods[i];
                                break;
                            } 

                            // Handle generic methods specially since the signature match above probably won't work (the candidate 
                            // method info hasn't been instantiated). If our target method is generic as well we can skip this. 
                            if (genericArguments != null && methods[i].IsGenericMethod)
                            { 
                                if (methods[i].GetGenericArguments().Length == genericArguments.Length)
                                {
                                    MethodInfo candidateMethod = methods[i].MakeGenericMethod(genericArguments);
                                    if (candidateMethod.ToString().Equals(m_signature)) 
                                    {
                                        methodInfo = candidateMethod; 
                                        break; 
                                    }
                                } 
                            }
                        }
                    }
 
                    if (methodInfo == null)
                        throw new SerializationException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString(ResId.Serialization_UnknownMember), m_memberName)); 
 
                    if (!methodInfo.IsGenericMethodDefinition)
                        return methodInfo; 

                    if (genericArguments == null)
                        return methodInfo;
 
                    if (genericArguments[0] == null)
                        return null; 
 
                    return methodInfo.MakeGenericMethod(genericArguments);
                } 
                #endregion

                default:
                    throw new ArgumentException(Environment.GetResourceString("Serialization_MemberTypeNotRecognized")); 
            }
        } 
        #endregion 
    }
 

}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

                        

                        

                        
                        

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