XsdDataContractExporter.cs source code in C# .NET

                        
Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / Serialization / System / Runtime / Serialization / XsdDataContractExporter.cs / 1 / XsdDataContractExporter.cs
                        

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

namespace System.Runtime.Serialization 
{
    using System; 
    //using System.ServiceModel.Channels; 
    using System.Xml;
    using System.Xml.Schema; 
    using System.Collections.Generic;
    using System.Collections.ObjectModel;
    using System.Reflection;
    using System.Diagnostics; 
    using System.ServiceModel.Diagnostics;
 
    public class XsdDataContractExporter 
    {
        ExportOptions options; 
        XmlSchemaSet schemas;
        DataContractSet dataContractSet;

        public XsdDataContractExporter() 
        {
        } 
 
        public XsdDataContractExporter(XmlSchemaSet schemas)
        { 
            this.schemas = schemas;
        }

        public ExportOptions Options 
        {
            get { return options; } 
            set { options = value; } 
        }
 
        public XmlSchemaSet Schemas
        {
            get
            { 
                XmlSchemaSet schemaSet = GetSchemaSet();
                SchemaImporter.CompileSchemaSet(schemaSet); 
                return schemaSet; 
            }
        } 

        XmlSchemaSet GetSchemaSet()
        {
            if (schemas == null) 
            {
                schemas = new XmlSchemaSet(); 
                schemas.XmlResolver = null; 
            }
            return schemas; 
        }

        DataContractSet DataContractSet
        { 
            get
            { 
                if (dataContractSet == null) 
                {
                    dataContractSet = new DataContractSet((Options == null)?null:Options.GetSurrogate()); 
                }
                return dataContractSet;
            }
        } 

        void TraceExportBegin() 
        { 
            if (DiagnosticUtility.ShouldTraceInformation)
                DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Information, TraceCode.XsdExportBegin, SR.GetString(SR.TraceCodeXsdExportBegin)); 
        }

        void TraceExportEnd()
        { 
            if (DiagnosticUtility.ShouldTraceInformation)
                DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Information, TraceCode.XsdExportEnd, SR.GetString(SR.TraceCodeXsdExportEnd)); 
        } 

        public void Export(ICollection assemblies) 
        {
            if (assemblies == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("assemblies"));
 
            TraceExportBegin();
 
            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet); 
            try
            { 
                foreach (Assembly assembly in assemblies)
                {
                    if (assembly == null)
                        throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.CannotExportNullAssembly, "assemblies"))); 

                    Type[] types = assembly.GetTypes(); 
                    for (int j=0; j < types.Length; j++) 
                        CheckAndAddType(types[j]);
                } 

                Export();
            }
            catch (Exception ex) 
            {
                if (DiagnosticUtility.IsFatal(ex)) 
                { 
                    throw;
                } 
                dataContractSet = oldValue;
                if (DiagnosticUtility.ShouldTraceError)
                {
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex); 
                }
                throw; 
            } 
            TraceExportEnd();
        } 

        public void Export(ICollection types)
        {
            if (types == null) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("types"));
 
            TraceExportBegin(); 

            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet); 
            try
            {
                foreach (Type type in types)
                { 
                    if (type == null)
                        throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.CannotExportNullType, "types"))); 
                    AddType(type); 
                }
 
                Export();
            }
            catch (Exception ex)
            { 
                if (DiagnosticUtility.IsFatal(ex))
                { 
                    throw; 
                }
                dataContractSet = oldValue; 
                if (DiagnosticUtility.ShouldTraceError)
                {
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex);
                } 
                throw;
            } 
            TraceExportEnd(); 
        }
 
        public void Export(Type type)
        {
            if (type == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("type")); 

            TraceExportBegin(); 
 
            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet);
            try 
            {
                AddType(type);
                Export();
            } 
            catch (Exception ex)
            { 
                if (DiagnosticUtility.IsFatal(ex)) 
                {
                    throw; 
                }
                dataContractSet = oldValue;
                if (DiagnosticUtility.ShouldTraceError)
                { 
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex);
                } 
                throw; 
            }
            TraceExportEnd(); 
        }

        public XmlQualifiedName GetSchemaTypeName(Type type)
        { 
            if (type == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("type")); 
            type = GetSurrogatedType(type); 
            DataContract dataContract = DataContract.GetDataContract(type);
            DataContractSet.EnsureTypeNotGeneric(dataContract.UnderlyingType); 
            XmlDataContract xmlDataContract = dataContract as XmlDataContract;
            if (xmlDataContract != null && xmlDataContract.IsAnonymous)
                return XmlQualifiedName.Empty;
            return dataContract.StableName; 
        }
 
        public XmlSchemaType GetSchemaType(Type type) 
        {
            if (type == null) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("type"));
            type = GetSurrogatedType(type);
            DataContract dataContract = DataContract.GetDataContract(type);
            DataContractSet.EnsureTypeNotGeneric(dataContract.UnderlyingType); 
            XmlDataContract xmlDataContract = dataContract as XmlDataContract;
            if (xmlDataContract != null && xmlDataContract.IsAnonymous) 
                return xmlDataContract.XsdType; 
            return null;
        } 

        public XmlQualifiedName GetRootElementName(Type type)
        {
            if (type == null) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("type"));
            type = GetSurrogatedType(type); 
            DataContract dataContract = DataContract.GetDataContract(type); 
            DataContractSet.EnsureTypeNotGeneric(dataContract.UnderlyingType);
            if (dataContract.HasRoot) 
            {
                return new XmlQualifiedName(dataContract.TopLevelElementName.Value, dataContract.TopLevelElementNamespace.Value);
            }
            else 
            {
                return null; 
            } 
        }
 
        Type GetSurrogatedType(Type type)
        {
            IDataContractSurrogate dataContractSurrogate;
            if (options != null && (dataContractSurrogate = Options.GetSurrogate()) != null) 
                type = DataContractSurrogateCaller.GetDataContractType(dataContractSurrogate, type);
            return type; 
        } 

        void CheckAndAddType(Type type) 
        {
            type = GetSurrogatedType(type);
            if (!type.ContainsGenericParameters && DataContract.IsTypeSerializable(type))
                AddType(type); 
        }
 
        void AddType(Type type) 
        {
            DataContractSet.Add(type); 
        }

        void Export()
        { 
            AddKnownTypes();
            SchemaExporter schemaExporter = new SchemaExporter(GetSchemaSet(), DataContractSet); 
            schemaExporter.Export(); 
        }
 
        void AddKnownTypes()
        {
            if (Options != null)
            { 
                Collection knownTypes = Options.KnownTypes;
 
                if (knownTypes != null) 
                {
                    for (int i = 0; i < knownTypes.Count; i++) 
                    {
                        Type type = knownTypes[i];
                        if (type == null)
                            throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.CannotExportNullKnownType))); 
                        AddType(type);
                    } 
                } 
            }
        } 

        public bool CanExport(ICollection assemblies)
        {
            if (assemblies == null) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("assemblies"));
 
            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet); 
            try
            { 
                foreach (Assembly assembly in assemblies)
                {
                    if (assembly == null)
                        throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.CannotExportNullAssembly, "assemblies"))); 

                    Type[] types = assembly.GetTypes(); 
                    for (int j=0; j < types.Length; j++) 
                        CheckAndAddType(types[j]);
                } 
                AddKnownTypes();
                return true;
            }
            catch (InvalidDataContractException) 
            {
                dataContractSet = oldValue; 
                return false; 
            }
            catch (Exception ex) 
            {
                if (DiagnosticUtility.IsFatal(ex))
                {
                    throw; 
                }
                dataContractSet = oldValue; 
                if (DiagnosticUtility.ShouldTraceError) 
                {
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex); 
                }
                throw;
            }
        } 

        public bool CanExport(ICollection types) 
        { 
            if (types == null)
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("types")); 

            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet);
            try
            { 
                foreach (Type type in types)
                { 
                    if (type == null) 
                        throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.CannotExportNullType, "types")));
                    AddType(type); 
                }
                AddKnownTypes();
                return true;
            } 
            catch (InvalidDataContractException)
            { 
                dataContractSet = oldValue; 
                return false;
            } 
            catch (Exception ex)
            {
                if (DiagnosticUtility.IsFatal(ex))
                { 
                    throw;
                } 
                dataContractSet = oldValue; 
                if (DiagnosticUtility.ShouldTraceError)
                { 
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex);
                }
                throw;
            } 
        }
 
        public bool CanExport(Type type) 
        {
            if (type == null) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("type"));

            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet);
            try 
            {
                AddType(type); 
                AddKnownTypes(); 
                return true;
            } 
            catch (InvalidDataContractException)
            {
                dataContractSet = oldValue;
                return false; 
            }
            catch (Exception ex) 
            { 
                if (DiagnosticUtility.IsFatal(ex))
                { 
                    throw;
                }
                dataContractSet = oldValue;
                if (DiagnosticUtility.ShouldTraceError) 
                {
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex); 
                } 
                throw;
            } 
        }

#if USE_REFEMIT
        //Returns warnings 
        public IList GenerateCode(IList assemblies)
        { 
            if (assemblies == null) 
                throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("assemblies"));
            List warnings = new List(); 

            DataContractSet oldValue = (dataContractSet == null) ? null : new DataContractSet(dataContractSet);
            try
            { 
                for (int i=0; i < assemblies.Count; i++)
                { 
                    Assembly assembly = assemblies[i]; 
                    if (assembly == null)
                        throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.CannotExportNullAssembly, "assemblies"))); 

                    Type[] types = assembly.GetTypes();
                    for (int j=0; j < types.Length; j++)
                    { 
                        try
                        { 
                            CheckAndAddType(types[j]); 
                        }
                        catch (Exception ex) 
                        {
                            warnings.Add("Error on exporting Type " + DataContract.GetClrTypeFullName(types[j]) + ". " + ex.Message);
                        }
 
                    }
                } 
 
                foreach (KeyValuePair pair in dataContractSet)
                { 
                    DataContract dataContract = pair.Value;
                    if (dataContract is ClassDataContract)
                    {
                        try 
                        {
                            XmlFormatClassWriterDelegate writerMethod = ((ClassDataContract)dataContract).XmlFormatWriterDelegate; 
                            XmlFormatClassReaderDelegate readerMethod = ((ClassDataContract)dataContract).XmlFormatReaderDelegate; 
                        }
                        catch (Exception ex) 
                        {
                            warnings.Add("Error on exporting Type " + dataContract.UnderlyingType + ". " + ex.Message);
                        }
                    } 
                    else if (dataContract is CollectionDataContract)
                    { 
                        try 
                        {
                            XmlFormatCollectionWriterDelegate writerMethod = ((CollectionDataContract)dataContract).XmlFormatWriterDelegate; 
                            XmlFormatCollectionReaderDelegate readerMethod = ((CollectionDataContract)dataContract).XmlFormatReaderDelegate;
                        }
                        catch (Exception ex)
                        { 
                            warnings.Add("Error on exporting Type " + dataContract.UnderlyingType + ". " + ex.Message);
                        } 
                    } 
                }
                return warnings; 
            }
            catch (Exception ex)
            {
                if (System.Runtime.Serialization.DiagnosticUtility.IsFatal(ex)) 
                {
                    throw; 
                } 
                dataContractSet = oldValue;
                if (DiagnosticUtility.ShouldTraceError) 
                {
                    DiagnosticUtility.DiagnosticTrace.TraceEvent(TraceEventType.Error, TraceCode.XsdExportError, SR.GetString(SR.TraceCodeXsdExportError), null, ex);
                }
                throw; 
            }
        } 
#endif 

    } 

}


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// Copyright (c) Microsoft Corporation. All rights reserved.


                        

                        

                        
                        

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