BinaryObjectInfo.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Runtime / Serialization / Formatters / Binary / BinaryObjectInfo.cs / 1305376 / BinaryObjectInfo.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
 ** 
 ** Class: SerObjectInfo 
 **
 ** 
 ** Purpose: Holds information about an objects Members
 **
 **
 ===========================================================*/ 

 
namespace System.Runtime.Serialization.Formatters.Binary 
{
    using System.Runtime.Remoting; 
    using System.Runtime.Serialization;
    using System;
    using System.Collections;
    using System.Collections.Generic; 
    using System.Reflection;
    using System.Diagnostics; 
    using System.Globalization; 
    using System.Diagnostics.Contracts;
 
    // This class contains information about an object. It is used so that
    // the rest of the Formatter routines can use a common interface for
    // a normal object, an ISerializable object, and a surrogate object
    // 
    // The methods in this class are for the internal use of the Formatters.
    // There use will be restricted when signing is supported for assemblies 
    internal sealed class WriteObjectInfo 
    {
        internal int objectInfoId; 

        internal Object obj;
        internal Type objectType;
 
        internal bool isSi = false;
        internal bool isNamed = false; 
// disable csharp compiler warning #0414: field assigned unused value 
#pragma warning disable 0414
        internal bool isTyped = false; 
#pragma warning restore 0414
        internal bool isArray = false;

        internal SerializationInfo si = null; 

        internal SerObjectInfoCache cache = null; 
 
        internal Object[] memberData = null;
        internal ISerializationSurrogate serializationSurrogate = null; 

        internal StreamingContext context;

        internal SerObjectInfoInit serObjectInfoInit = null; 

        // Writing and Parsing information 
        internal long objectId; 
        internal long assemId;
 
        // Binder information
        string binderTypeName;
        string binderAssemblyString;
 
        internal WriteObjectInfo()
        { 
        } 

        internal void ObjectEnd() 
        {
            SerTrace.Log( this, objectInfoId," objectType ",objectType," ObjectEnd");
            PutObjectInfo(serObjectInfoInit, this);
        } 

        private void InternalInit() 
        { 
            SerTrace.Log( this, objectInfoId," objectType ",objectType," InternalInit");
            obj = null; 
            objectType = null;
            isSi = false;
            isNamed = false;
            isTyped = false; 
            isArray = false;
            si = null; 
            cache = null; 
            memberData = null;
 
            // Writing and Parsing information
            objectId = 0;
            assemId = 0;
 
            // Binder information
            binderTypeName = null; 
            binderAssemblyString = null; 
        }
 

        [System.Security.SecurityCritical]  // auto-generated
        internal static WriteObjectInfo Serialize(Object obj, ISurrogateSelector surrogateSelector, StreamingContext context, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, ObjectWriter objectWriter, SerializationBinder binder)
        { 
            WriteObjectInfo soi = GetObjectInfo(serObjectInfoInit);
 
            soi.InitSerialize(obj, surrogateSelector, context, serObjectInfoInit, converter, objectWriter, binder); 
            return soi;
        } 

        // Write constructor
        [System.Security.SecurityCritical]  // auto-generated
        internal void InitSerialize(Object obj, ISurrogateSelector surrogateSelector, StreamingContext context, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, ObjectWriter objectWriter, SerializationBinder binder) 
        {
            SerTrace.Log( this, objectInfoId," Constructor 1 ",obj); 
            this.context = context; 
            this.obj = obj;
            this.serObjectInfoInit = serObjectInfoInit; 
            ISurrogateSelector surrogateSelectorTemp;

#if  FEATURE_REMOTING
            if (RemotingServices.IsTransparentProxy(obj)) 
                objectType = Converter.typeofMarshalByRefObject;
            else 
#endif 
                objectType = obj.GetType();
 
            if (objectType.IsArray)
            {
                isArray = true;
                InitNoMembers(); 
                return;
            } 
 
            InvokeSerializationBinder(binder);
 
            SerTrace.Log( this, objectInfoId," Constructor 1 trace 2");

            objectWriter.ObjectManager.RegisterObject(obj);
            if (surrogateSelector != null && (serializationSurrogate = surrogateSelector.GetSurrogate(objectType, context, out surrogateSelectorTemp)) != null) 
            {
                SerTrace.Log( this, objectInfoId," Constructor 1 trace 3"); 
                si = new SerializationInfo(objectType, converter); 
                if (!objectType.IsPrimitive)
                    serializationSurrogate.GetObjectData(obj, si, context); 
                InitSiWrite();
            }
            else if (obj is ISerializable)
            { 
                if (!objectType.IsSerializable) {
                    throw new SerializationException(Environment.GetResourceString("Serialization_NonSerType", 
                                                                   objectType.FullName, objectType.Assembly.FullName)); 
                }
                si = new SerializationInfo(objectType, converter); 
#if FEATURE_SERIALIZATION
                ((ISerializable)obj).GetObjectData(si, context);
#endif
                SerTrace.Log( this, objectInfoId," Constructor 1 trace 4 ISerializable "+objectType); 
                InitSiWrite();
            } 
            else 
            {
                SerTrace.Log(this, objectInfoId," Constructor 1 trace 5"); 
                InitMemberInfo();
            }
        }
 
        [Conditional("SER_LOGGING")]
        private void DumpMemberInfo() 
        { 
            for (int i=0; i memberTypesList;

        internal SerObjectInfoInit serObjectInfoInit = null;
 
        internal IFormatterConverter formatterConverter;
 
        internal ReadObjectInfo() 
        {
        } 

        internal void ObjectEnd()
        {
            SerTrace.Log( this, objectInfoId," objectType ",objectType," ObjectEnd"); 
        }
 
        internal void PrepareForReuse() 
        {
            lastPosition = 0; 
        }

        [System.Security.SecurityCritical]  // auto-generated
        internal static ReadObjectInfo Create(Type objectType, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly) 
        {
            ReadObjectInfo soi = GetObjectInfo(serObjectInfoInit); 
            soi.Init(objectType, surrogateSelector, context, objectManager, serObjectInfoInit, converter, bSimpleAssembly); 
            return soi;
        } 


        // Read Constructor
        [System.Security.SecurityCritical]  // auto-generated 
        internal void Init(Type objectType, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly)
        { 
 
            SerTrace.Log( this, objectInfoId," Constructor 3 ",objectType);
 
            this.objectType = objectType;
            this.objectManager = objectManager;
            this.context = context;
            this.serObjectInfoInit = serObjectInfoInit; 
            this.formatterConverter = converter;
            this.bSimpleAssembly = bSimpleAssembly; 
 
            InitReadConstructor(objectType, surrogateSelector, context);
        } 

        [System.Security.SecurityCritical]  // auto-generated
        internal static ReadObjectInfo Create(Type objectType, String[] memberNames, Type[] memberTypes, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly)
        { 
            ReadObjectInfo soi = GetObjectInfo(serObjectInfoInit);
            soi.Init(objectType, memberNames,memberTypes, surrogateSelector, context, objectManager, serObjectInfoInit, converter, bSimpleAssembly); 
            return soi; 
        }
 
        // Read Constructor
        [System.Security.SecurityCritical]  // auto-generated
        internal void Init(Type objectType, String[] memberNames, Type[] memberTypes, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly)
        { 
            SerTrace.Log( this,objectInfoId, " Constructor 5 ",objectType);
            this.objectType = objectType; 
            this.objectManager = objectManager; 
            this.wireMemberNames = memberNames;
            this.wireMemberTypes = memberTypes; 
            this.context = context;
            this.serObjectInfoInit = serObjectInfoInit;
            this.formatterConverter = converter;
            this.bSimpleAssembly = bSimpleAssembly; 
            if (memberNames != null)
                isNamed = true; 
            if (memberTypes != null) 
                isTyped = true;
 
            if ((object)objectType != null)
                InitReadConstructor(objectType, surrogateSelector, context);
        }
 
        [System.Security.SecurityCritical]  // auto-generated
        private void InitReadConstructor(Type objectType, ISurrogateSelector surrogateSelector, StreamingContext context) 
        { 
            SerTrace.Log( this,objectInfoId," ", objectType," InitReadConstructor Entry ",objectType);
 
            if (objectType.IsArray)
            {
                InitNoMembers();
                return; 
            }
 
            ISurrogateSelector surrogateSelectorTemp = null; 

            if (surrogateSelector!=null) 
                serializationSurrogate = surrogateSelector.GetSurrogate(objectType, context, out surrogateSelectorTemp);

            if (serializationSurrogate != null)
            { 
                isSi = true;
            } 
            else if (Object.ReferenceEquals(objectType, Converter.typeofObject)) 
            {
            } 
            else if (Converter.typeofISerializable.IsAssignableFrom(objectType))
                isSi = true;

            if (isSi) 
            {
                InitSiRead(); 
            } 
            else
            { 
                InitMemberInfo();
            }
            SerTrace.Log( this,objectInfoId," ", objectType," InitReadConstructor Exit ",isSi);
        } 

        private void InitSiRead() 
        { 
            if (memberTypesList != null)
            { 
                memberTypesList = new List(20);
            }
        }
 
        private void InitNoMembers()
        { 
            SerTrace.Log( this,objectInfoId," ", objectType," InitMemberInfo new cache"); 
            cache = new SerObjectInfoCache(objectType);
        } 

        [System.Security.SecurityCritical]  // auto-generated
        private void InitMemberInfo()
        { 
            SerTrace.Log( this,objectInfoId," ", objectType," InitMemberInfo Entry");
 
            SerTrace.Log( this,objectInfoId," ", objectType," InitMemberInfo new cache"); 
            cache = new SerObjectInfoCache(objectType);
            cache.memberInfos = FormatterServices.GetSerializableMembers(objectType, context); 
            count = cache.memberInfos.Length;
            cache.memberNames = new String[count];
            cache.memberTypes = new Type[count];
 
            // Calculate new arrays
            for (int i=0; i0 && cache.memberNames[lastPosition].Equals(name)) 
            {
                return lastPosition; 
            }
            else if ((++lastPosition < cache.memberNames.Length) && (cache.memberNames[lastPosition].Equals(name)))
            {
                return lastPosition; 
            }
            else 
            { 
                // Search for name
                SerTrace.Log( this, objectInfoId," Position miss search for name "+name); 
                for (int i=0; i memberTypesList;

        internal SerObjectInfoInit serObjectInfoInit = null;
 
        internal IFormatterConverter formatterConverter;
 
        internal ReadObjectInfo() 
        {
        } 

        internal void ObjectEnd()
        {
            SerTrace.Log( this, objectInfoId," objectType ",objectType," ObjectEnd"); 
        }
 
        internal void PrepareForReuse() 
        {
            lastPosition = 0; 
        }

        [System.Security.SecurityCritical]  // auto-generated
        internal static ReadObjectInfo Create(Type objectType, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly) 
        {
            ReadObjectInfo soi = GetObjectInfo(serObjectInfoInit); 
            soi.Init(objectType, surrogateSelector, context, objectManager, serObjectInfoInit, converter, bSimpleAssembly); 
            return soi;
        } 


        // Read Constructor
        [System.Security.SecurityCritical]  // auto-generated 
        internal void Init(Type objectType, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly)
        { 
 
            SerTrace.Log( this, objectInfoId," Constructor 3 ",objectType);
 
            this.objectType = objectType;
            this.objectManager = objectManager;
            this.context = context;
            this.serObjectInfoInit = serObjectInfoInit; 
            this.formatterConverter = converter;
            this.bSimpleAssembly = bSimpleAssembly; 
 
            InitReadConstructor(objectType, surrogateSelector, context);
        } 

        [System.Security.SecurityCritical]  // auto-generated
        internal static ReadObjectInfo Create(Type objectType, String[] memberNames, Type[] memberTypes, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly)
        { 
            ReadObjectInfo soi = GetObjectInfo(serObjectInfoInit);
            soi.Init(objectType, memberNames,memberTypes, surrogateSelector, context, objectManager, serObjectInfoInit, converter, bSimpleAssembly); 
            return soi; 
        }
 
        // Read Constructor
        [System.Security.SecurityCritical]  // auto-generated
        internal void Init(Type objectType, String[] memberNames, Type[] memberTypes, ISurrogateSelector surrogateSelector, StreamingContext context, ObjectManager objectManager, SerObjectInfoInit serObjectInfoInit, IFormatterConverter converter, bool bSimpleAssembly)
        { 
            SerTrace.Log( this,objectInfoId, " Constructor 5 ",objectType);
            this.objectType = objectType; 
            this.objectManager = objectManager; 
            this.wireMemberNames = memberNames;
            this.wireMemberTypes = memberTypes; 
            this.context = context;
            this.serObjectInfoInit = serObjectInfoInit;
            this.formatterConverter = converter;
            this.bSimpleAssembly = bSimpleAssembly; 
            if (memberNames != null)
                isNamed = true; 
            if (memberTypes != null) 
                isTyped = true;
 
            if ((object)objectType != null)
                InitReadConstructor(objectType, surrogateSelector, context);
        }
 
        [System.Security.SecurityCritical]  // auto-generated
        private void InitReadConstructor(Type objectType, ISurrogateSelector surrogateSelector, StreamingContext context) 
        { 
            SerTrace.Log( this,objectInfoId," ", objectType," InitReadConstructor Entry ",objectType);
 
            if (objectType.IsArray)
            {
                InitNoMembers();
                return; 
            }
 
            ISurrogateSelector surrogateSelectorTemp = null; 

            if (surrogateSelector!=null) 
                serializationSurrogate = surrogateSelector.GetSurrogate(objectType, context, out surrogateSelectorTemp);

            if (serializationSurrogate != null)
            { 
                isSi = true;
            } 
            else if (Object.ReferenceEquals(objectType, Converter.typeofObject)) 
            {
            } 
            else if (Converter.typeofISerializable.IsAssignableFrom(objectType))
                isSi = true;

            if (isSi) 
            {
                InitSiRead(); 
            } 
            else
            { 
                InitMemberInfo();
            }
            SerTrace.Log( this,objectInfoId," ", objectType," InitReadConstructor Exit ",isSi);
        } 

        private void InitSiRead() 
        { 
            if (memberTypesList != null)
            { 
                memberTypesList = new List(20);
            }
        }
 
        private void InitNoMembers()
        { 
            SerTrace.Log( this,objectInfoId," ", objectType," InitMemberInfo new cache"); 
            cache = new SerObjectInfoCache(objectType);
        } 

        [System.Security.SecurityCritical]  // auto-generated
        private void InitMemberInfo()
        { 
            SerTrace.Log( this,objectInfoId," ", objectType," InitMemberInfo Entry");
 
            SerTrace.Log( this,objectInfoId," ", objectType," InitMemberInfo new cache"); 
            cache = new SerObjectInfoCache(objectType);
            cache.memberInfos = FormatterServices.GetSerializableMembers(objectType, context); 
            count = cache.memberInfos.Length;
            cache.memberNames = new String[count];
            cache.memberTypes = new Type[count];
 
            // Calculate new arrays
            for (int i=0; i0 && cache.memberNames[lastPosition].Equals(name)) 
            {
                return lastPosition; 
            }
            else if ((++lastPosition < cache.memberNames.Length) && (cache.memberNames[lastPosition].Equals(name)))
            {
                return lastPosition; 
            }
            else 
            { 
                // Search for name
                SerTrace.Log( this, objectInfoId," Position miss search for name "+name); 
                for (int i=0; i

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