BinaryFormatter.cs source code in C# .NET

                        
Code:
                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / clr / src / BCL / System / Runtime / Serialization / Formatters / Binary / BinaryFormatter.cs / 1 / BinaryFormatter.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
 ** 
 ** Class: BinaryFormatter 
 **
 ** 
 ** Purpose: Soap XML Formatter
 **
 **
 ===========================================================*/ 

namespace System.Runtime.Serialization.Formatters.Binary { 
 
    using System;
    using System.IO; 
    using System.Reflection;
    using System.Globalization;
    using System.Collections;
    using System.Runtime.Serialization.Formatters; 
    using System.Runtime.Remoting;
    using System.Runtime.Remoting.Proxies; 
    using System.Runtime.Remoting.Messaging; 
    using System.Runtime.Serialization;
    using System.Security.Permissions; 

[System.Runtime.InteropServices.ComVisible(true)]
    sealed public class BinaryFormatter : IRemotingFormatter
    { 

        internal ISurrogateSelector m_surrogates; 
        internal StreamingContext m_context; 
        internal SerializationBinder m_binder;
        //internal FormatterTypeStyle m_typeFormat = FormatterTypeStyle.TypesWhenNeeded; 
        internal FormatterTypeStyle m_typeFormat = FormatterTypeStyle.TypesAlways; // For version resiliency, always put out types
        internal FormatterAssemblyStyle m_assemblyFormat = FormatterAssemblyStyle.Simple;
        internal TypeFilterLevel m_securityLevel = TypeFilterLevel.Full;
        internal Object[] m_crossAppDomainArray = null; 

        // Property which specifies how types are serialized, 
        // FormatterTypeStyle Enum specifies options 
        public FormatterTypeStyle TypeFormat
        { 
            get {return m_typeFormat;}
            set {m_typeFormat = value;}
        }
 
        // Property which specifies how types are serialized,
        // FormatterAssemblyStyle Enum specifies options 
        public FormatterAssemblyStyle AssemblyFormat 
        {
            get {return m_assemblyFormat;} 
            set {m_assemblyFormat = value;}
        }

    	// Property which specifies the security level of formatter 
    	// TypeFilterLevel Enum specifies options
 		public TypeFilterLevel FilterLevel 
		{ 
			get {return m_securityLevel;}
			set {m_securityLevel = value;} 
 		}	

        public ISurrogateSelector SurrogateSelector {
            get { return m_surrogates;} 
            set { m_surrogates = value;}
        } 
 
        public SerializationBinder Binder {
            get { return m_binder;} 
            set { m_binder = value;}
        }

        public StreamingContext Context { 
            get { return m_context;}
            set { m_context = value;} 
        } 

        // Constructor 
        public BinaryFormatter()
        {
            m_surrogates = null;
            m_context = new StreamingContext(StreamingContextStates.All); 
        }
 
        // Constructor 
        public BinaryFormatter(ISurrogateSelector selector, StreamingContext context) {
            m_surrogates = selector; 
            m_context = context;
        }

 

        // Deserialize the stream into an object graph. 
        public Object Deserialize(Stream serializationStream) 
        {
            return Deserialize(serializationStream, null); 
        }

        internal Object Deserialize(Stream serializationStream, HeaderHandler handler, bool fCheck)
        { 
            return Deserialize(serializationStream, null, fCheck, null);
        } 
 

 
        // Deserialize the stream into an object graph.
        public Object Deserialize(Stream serializationStream, HeaderHandler handler) {
            return Deserialize(serializationStream, handler, true, null);
        } 

        public Object DeserializeMethodResponse(Stream serializationStream, HeaderHandler handler, IMethodCallMessage methodCallMessage) { 
            return Deserialize(serializationStream, handler, true, methodCallMessage); 
        }
 
        [
        SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter),
        System.Runtime.InteropServices.ComVisible(false)
        ] 
        public Object UnsafeDeserialize(Stream serializationStream, HeaderHandler handler) {
            return Deserialize(serializationStream, handler, false, null); 
        } 

        [ 
        SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter),
        System.Runtime.InteropServices.ComVisible(false)
        ]
        public Object UnsafeDeserializeMethodResponse(Stream serializationStream, HeaderHandler handler, IMethodCallMessage methodCallMessage) { 
            return Deserialize(serializationStream, handler, false, methodCallMessage);
        } 
 
        internal Object Deserialize(Stream serializationStream, HeaderHandler handler, bool fCheck, IMethodCallMessage methodCallMessage) {
            return Deserialize(serializationStream, handler, fCheck, false/*isCrossAppDomain*/, methodCallMessage); 
        }

        // Deserialize the stream into an object graph.
        internal Object Deserialize(Stream serializationStream, HeaderHandler handler, bool fCheck, bool isCrossAppDomain, IMethodCallMessage methodCallMessage) { 
            if (serializationStream==null)
            { 
                throw new ArgumentNullException("serializationStream", String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("ArgumentNull_WithParamName"),serializationStream)); 
            }
 
            if (serializationStream.CanSeek && (serializationStream.Length == 0))
                throw new SerializationException(Environment.GetResourceString("Serialization_Stream"));

            SerTrace.Log(this, "Deserialize Entry"); 
            InternalFE formatterEnums = new InternalFE();
            formatterEnums.FEtypeFormat = m_typeFormat; 
            formatterEnums.FEserializerTypeEnum = InternalSerializerTypeE.Binary; 
            formatterEnums.FEassemblyFormat = m_assemblyFormat;
            formatterEnums.FEsecurityLevel = m_securityLevel;    		 

    	       ObjectReader sor = new ObjectReader(serializationStream, m_surrogates, m_context, formatterEnums, m_binder);
            sor.crossAppDomainArray = m_crossAppDomainArray;
            return sor.Deserialize(handler, new __BinaryParser(serializationStream, sor), fCheck, isCrossAppDomain, methodCallMessage); 
	}
 
        public void Serialize(Stream serializationStream,Object graph) 
        {
            Serialize(serializationStream, graph, null); 
        }

        // Commences the process of serializing the entire graph.  All of the data (in the appropriate format
        // is emitted onto the stream). 
        public void Serialize(Stream serializationStream, Object graph, Header[] headers)
        { 
            Serialize(serializationStream, graph, headers, true); 
        }
 
        // Commences the process of serializing the entire graph.  All of the data (in the appropriate format
        // is emitted onto the stream).
        internal void Serialize(Stream serializationStream, Object graph, Header[] headers, bool fCheck)
        { 
            if (serializationStream==null)
            { 
                throw new ArgumentNullException("serializationStream", String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("ArgumentNull_WithParamName"),serializationStream)); 
            }
            SerTrace.Log(this, "Serialize Entry"); 

            InternalFE formatterEnums = new InternalFE();
            formatterEnums.FEtypeFormat = m_typeFormat;
            formatterEnums.FEserializerTypeEnum = InternalSerializerTypeE.Binary; 
            formatterEnums.FEassemblyFormat = m_assemblyFormat;
 
            ObjectWriter sow = new ObjectWriter(m_surrogates, m_context, formatterEnums); 
            __BinaryWriter binaryWriter = new __BinaryWriter(serializationStream, sow, m_typeFormat);
            sow.Serialize(graph, headers, binaryWriter, fCheck); 
            m_crossAppDomainArray = sow.crossAppDomainArray;
        }

    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
 ** 
 ** Class: BinaryFormatter 
 **
 ** 
 ** Purpose: Soap XML Formatter
 **
 **
 ===========================================================*/ 

namespace System.Runtime.Serialization.Formatters.Binary { 
 
    using System;
    using System.IO; 
    using System.Reflection;
    using System.Globalization;
    using System.Collections;
    using System.Runtime.Serialization.Formatters; 
    using System.Runtime.Remoting;
    using System.Runtime.Remoting.Proxies; 
    using System.Runtime.Remoting.Messaging; 
    using System.Runtime.Serialization;
    using System.Security.Permissions; 

[System.Runtime.InteropServices.ComVisible(true)]
    sealed public class BinaryFormatter : IRemotingFormatter
    { 

        internal ISurrogateSelector m_surrogates; 
        internal StreamingContext m_context; 
        internal SerializationBinder m_binder;
        //internal FormatterTypeStyle m_typeFormat = FormatterTypeStyle.TypesWhenNeeded; 
        internal FormatterTypeStyle m_typeFormat = FormatterTypeStyle.TypesAlways; // For version resiliency, always put out types
        internal FormatterAssemblyStyle m_assemblyFormat = FormatterAssemblyStyle.Simple;
        internal TypeFilterLevel m_securityLevel = TypeFilterLevel.Full;
        internal Object[] m_crossAppDomainArray = null; 

        // Property which specifies how types are serialized, 
        // FormatterTypeStyle Enum specifies options 
        public FormatterTypeStyle TypeFormat
        { 
            get {return m_typeFormat;}
            set {m_typeFormat = value;}
        }
 
        // Property which specifies how types are serialized,
        // FormatterAssemblyStyle Enum specifies options 
        public FormatterAssemblyStyle AssemblyFormat 
        {
            get {return m_assemblyFormat;} 
            set {m_assemblyFormat = value;}
        }

    	// Property which specifies the security level of formatter 
    	// TypeFilterLevel Enum specifies options
 		public TypeFilterLevel FilterLevel 
		{ 
			get {return m_securityLevel;}
			set {m_securityLevel = value;} 
 		}	

        public ISurrogateSelector SurrogateSelector {
            get { return m_surrogates;} 
            set { m_surrogates = value;}
        } 
 
        public SerializationBinder Binder {
            get { return m_binder;} 
            set { m_binder = value;}
        }

        public StreamingContext Context { 
            get { return m_context;}
            set { m_context = value;} 
        } 

        // Constructor 
        public BinaryFormatter()
        {
            m_surrogates = null;
            m_context = new StreamingContext(StreamingContextStates.All); 
        }
 
        // Constructor 
        public BinaryFormatter(ISurrogateSelector selector, StreamingContext context) {
            m_surrogates = selector; 
            m_context = context;
        }

 

        // Deserialize the stream into an object graph. 
        public Object Deserialize(Stream serializationStream) 
        {
            return Deserialize(serializationStream, null); 
        }

        internal Object Deserialize(Stream serializationStream, HeaderHandler handler, bool fCheck)
        { 
            return Deserialize(serializationStream, null, fCheck, null);
        } 
 

 
        // Deserialize the stream into an object graph.
        public Object Deserialize(Stream serializationStream, HeaderHandler handler) {
            return Deserialize(serializationStream, handler, true, null);
        } 

        public Object DeserializeMethodResponse(Stream serializationStream, HeaderHandler handler, IMethodCallMessage methodCallMessage) { 
            return Deserialize(serializationStream, handler, true, methodCallMessage); 
        }
 
        [
        SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter),
        System.Runtime.InteropServices.ComVisible(false)
        ] 
        public Object UnsafeDeserialize(Stream serializationStream, HeaderHandler handler) {
            return Deserialize(serializationStream, handler, false, null); 
        } 

        [ 
        SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter),
        System.Runtime.InteropServices.ComVisible(false)
        ]
        public Object UnsafeDeserializeMethodResponse(Stream serializationStream, HeaderHandler handler, IMethodCallMessage methodCallMessage) { 
            return Deserialize(serializationStream, handler, false, methodCallMessage);
        } 
 
        internal Object Deserialize(Stream serializationStream, HeaderHandler handler, bool fCheck, IMethodCallMessage methodCallMessage) {
            return Deserialize(serializationStream, handler, fCheck, false/*isCrossAppDomain*/, methodCallMessage); 
        }

        // Deserialize the stream into an object graph.
        internal Object Deserialize(Stream serializationStream, HeaderHandler handler, bool fCheck, bool isCrossAppDomain, IMethodCallMessage methodCallMessage) { 
            if (serializationStream==null)
            { 
                throw new ArgumentNullException("serializationStream", String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("ArgumentNull_WithParamName"),serializationStream)); 
            }
 
            if (serializationStream.CanSeek && (serializationStream.Length == 0))
                throw new SerializationException(Environment.GetResourceString("Serialization_Stream"));

            SerTrace.Log(this, "Deserialize Entry"); 
            InternalFE formatterEnums = new InternalFE();
            formatterEnums.FEtypeFormat = m_typeFormat; 
            formatterEnums.FEserializerTypeEnum = InternalSerializerTypeE.Binary; 
            formatterEnums.FEassemblyFormat = m_assemblyFormat;
            formatterEnums.FEsecurityLevel = m_securityLevel;    		 

    	       ObjectReader sor = new ObjectReader(serializationStream, m_surrogates, m_context, formatterEnums, m_binder);
            sor.crossAppDomainArray = m_crossAppDomainArray;
            return sor.Deserialize(handler, new __BinaryParser(serializationStream, sor), fCheck, isCrossAppDomain, methodCallMessage); 
	}
 
        public void Serialize(Stream serializationStream,Object graph) 
        {
            Serialize(serializationStream, graph, null); 
        }

        // Commences the process of serializing the entire graph.  All of the data (in the appropriate format
        // is emitted onto the stream). 
        public void Serialize(Stream serializationStream, Object graph, Header[] headers)
        { 
            Serialize(serializationStream, graph, headers, true); 
        }
 
        // Commences the process of serializing the entire graph.  All of the data (in the appropriate format
        // is emitted onto the stream).
        internal void Serialize(Stream serializationStream, Object graph, Header[] headers, bool fCheck)
        { 
            if (serializationStream==null)
            { 
                throw new ArgumentNullException("serializationStream", String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("ArgumentNull_WithParamName"),serializationStream)); 
            }
            SerTrace.Log(this, "Serialize Entry"); 

            InternalFE formatterEnums = new InternalFE();
            formatterEnums.FEtypeFormat = m_typeFormat;
            formatterEnums.FEserializerTypeEnum = InternalSerializerTypeE.Binary; 
            formatterEnums.FEassemblyFormat = m_assemblyFormat;
 
            ObjectWriter sow = new ObjectWriter(m_surrogates, m_context, formatterEnums); 
            __BinaryWriter binaryWriter = new __BinaryWriter(serializationStream, sow, m_typeFormat);
            sow.Serialize(graph, headers, binaryWriter, fCheck); 
            m_crossAppDomainArray = sow.crossAppDomainArray;
        }

    } 
}

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

                        

                        

                        
                        

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