Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Runtime / Serialization / SerializationFieldInfo.cs / 1305376 / SerializationFieldInfo.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== /*============================================================ ** ** Class: SerializationFieldInfo ** ** ** Purpose: Provides a methods of representing imaginary fields ** which are unique to serialization. In this case, what we're ** representing is the private members of parent classes. We ** aggregate the RuntimeFieldInfo associated with this member ** and return a managled form of the name. The name that we ** return is .parentname.fieldname ** ** ============================================================*/ namespace System.Runtime.Serialization { using System; using System.Reflection; using System.Globalization; using System.Diagnostics.Contracts; using System.Reflection.Cache; using System.Threading; internal sealed class SerializationFieldInfo : FieldInfo { internal const String FakeNameSeparatorString = "+"; private RuntimeFieldInfo m_field; private String m_serializationName; public override Module Module { get { return m_field.Module; } } public override int MetadataToken { get { return m_field.MetadataToken; } } internal SerializationFieldInfo(RuntimeFieldInfo field, String namePrefix) { Contract.Assert(field!=null, "[SerializationFieldInfo.ctor]field!=null"); Contract.Assert(namePrefix!=null, "[SerializationFieldInfo.ctor]namePrefix!=null"); m_field = field; m_serializationName = String.Concat(namePrefix, FakeNameSeparatorString, m_field.Name); } // // MemberInfo methods // public override String Name { get { return m_serializationName; } } public override Type DeclaringType { get { return m_field.DeclaringType; } } public override Type ReflectedType { get { return m_field.ReflectedType; } } public override Object[] GetCustomAttributes(bool inherit) { return m_field.GetCustomAttributes(inherit); } public override Object[] GetCustomAttributes(Type attributeType, bool inherit) { return m_field.GetCustomAttributes(attributeType, inherit); } public override bool IsDefined(Type attributeType, bool inherit) { return m_field.IsDefined(attributeType, inherit); } // // FieldInfo methods // public override Type FieldType { get { return m_field.FieldType; } } public override Object GetValue(Object obj) { return m_field.GetValue(obj); } internal Object InternalGetValue(Object obj, bool requiresAccessCheck) { RtFieldInfo field = m_field as RtFieldInfo; if (field != null) return field.InternalGetValue(obj, requiresAccessCheck); else return m_field.GetValue(obj); } public override void SetValue(Object obj, Object value, BindingFlags invokeAttr, Binder binder, CultureInfo culture) { m_field.SetValue(obj, value, invokeAttr, binder, culture); } [System.Security.SecurityCritical] // auto-generated internal void InternalSetValue(Object obj, Object value, BindingFlags invokeAttr, Binder binder, CultureInfo culture, bool requiresAccessCheck, bool isBinderDefault) { //m_field.InternalSetValue(obj, value, invokeAttr, binder, culture, requiresAccessCheck, isBinderDefault); RtFieldInfo field = m_field as RtFieldInfo; if (field != null) field.InternalSetValue(obj, value, invokeAttr, binder, culture, false); else m_field.SetValue(obj, value, invokeAttr, binder, culture); } internal RuntimeFieldInfo FieldInfo { get { return m_field; } } public override RuntimeFieldHandle FieldHandle { get { return m_field.FieldHandle; } } public override FieldAttributes Attributes { get { return m_field.Attributes; } } #region Legacy Remoting Cache private InternalCache m_cachedData; internal InternalCache RemotingCache { get { // This grabs an internal copy of m_cachedData and uses // that instead of looking at m_cachedData directly because // the cache may get cleared asynchronously. This prevents // us from having to take a lock. InternalCache cache = m_cachedData; if (cache == null) { cache = new InternalCache("MemberInfo"); InternalCache ret = Interlocked.CompareExchange(ref m_cachedData, cache, null); if (ret != null) cache = ret; GC.ClearCache += new ClearCacheHandler(OnCacheClear); } return cache; } } internal void OnCacheClear(Object sender, ClearCacheEventArgs cacheEventArgs) { m_cachedData = null; } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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