Parameter.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / ndp / fx / src / DataEntity / System / Data / EntityModel / SchemaObjectModel / Parameter.cs / 2 / Parameter.cs
                        
                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System; 
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Diagnostics; 
using System.Xml;
using System.Data; 
using System.Data.Metadata.Edm; 
using System.Reflection;
using System.IO; 
using System.Globalization;

namespace System.Data.EntityModel.SchemaObjectModel
{ 
    /// 
    /// Summary description for StructuredProperty. 
    ///  
    internal class Parameter : FacetEnabledSchemaElement
    { 
        #region Instance Fields
        private ParameterDirection _parameterDirection = ParameterDirection.Input;
        private CollectionKind _collectionKind = CollectionKind.None;
 
        #endregion
 
        #region constructor 
        /// 
        /// 
        /// 
        /// 
        internal Parameter(Function parentElement)
            : base(parentElement) 
        {
            _typeUsageBuilder = new TypeUsageBuilder(this); 
        } 

        #endregion 

        #region Public Properties

        public ParameterDirection ParameterDirection 
        {
            get 
            { 
                return _parameterDirection;
            } 
        }

        public CollectionKind CollectionKind
        { 
            get
            { 
                return _collectionKind; 
            }
            internal set 
            {
                _collectionKind = value;
            }
        } 

        #endregion 
 
        internal override SchemaElement Clone(SchemaElement parentElement)
        { 
            Parameter parameter = new Parameter((Function)parentElement);
            parameter._collectionKind = _collectionKind;
            parameter._parameterDirection = _parameterDirection;
            parameter._type = _type; 
            parameter.Name = this.Name;
            parameter._typeUsageBuilder = this._typeUsageBuilder; 
            return parameter; 
        }
 
        protected override bool HandleAttribute(XmlReader reader)
        {
            if (base.HandleAttribute(reader))
            { 
                return true;
            } 
            else if (CanHandleAttribute(reader, XmlConstants.TypeElement)) 
            {
                HandleTypeAttribute(reader); 
                return true;
            }
            else if (CanHandleAttribute(reader, XmlConstants.Mode))
            { 
                HandleModeAttribute(reader);
                return true; 
            } 
            else if (_typeUsageBuilder.HandleAttribute(reader))
            { 
                return true;
            }

            return false; 
        }
 
        #region Private Methods 

        private void HandleTypeAttribute(XmlReader reader) 
        {
            Debug.Assert(reader != null);
            Debug.Assert(UnresolvedType == null);
 
            string type;
            if (!Utils.GetString(Schema, reader, out type)) 
                return; 

            switch (Function.RemoveTypeModifier(ref type)) 
            {
                case TypeModifier.Array:
                    CollectionKind = CollectionKind.Bag;
                    break; 
                case TypeModifier.None:
                    break; 
                default: 
                    AddError(ErrorCode.BadType, EdmSchemaErrorSeverity.Error, System.Data.Entity.Strings.BadTypeModifier(FQName, reader.Value));
                    break; 
            }

            if (!Utils.ValidateDottedName(Schema, reader, type))
                return; 

            UnresolvedType = type; 
        } 

        private void HandleModeAttribute(XmlReader reader) 
        {
            Debug.Assert(reader != null);

            string value = reader.Value; 

            if (String.IsNullOrEmpty(value)) 
            { 
                return;
            } 

            value = value.Trim();

            if (!String.IsNullOrEmpty(value)) 
            {
                switch (value) 
                { 
                    case XmlConstants.In:
                        _parameterDirection = ParameterDirection.Input; 
                        break;
                    case XmlConstants.Out:
                        _parameterDirection = ParameterDirection.Output;
                        break; 
                    case XmlConstants.InOut:
                        _parameterDirection = ParameterDirection.InputOutput; 
                        break; 
                    default:
                        { 
                            // don't try to identify the parameter by any of the attributes
                            // because we are still parsing attributes, and we don't know which ones
                            // have been parsed yet.
                            int index = ParentElement.Parameters.Count; 
                            AddError(ErrorCode.BadParameterDirection, EdmSchemaErrorSeverity.Error, reader,
                                System.Data.Entity.Strings.BadParameterDirection( 
                                              value, 
                                              index,
                                              this.ParentElement.Name, 
                                              this.ParentElement.ParentElement.FQName));
                        }
                        break;
                } 
            }
        } 
 
        #endregion
 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System; 
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Diagnostics; 
using System.Xml;
using System.Data; 
using System.Data.Metadata.Edm; 
using System.Reflection;
using System.IO; 
using System.Globalization;

namespace System.Data.EntityModel.SchemaObjectModel
{ 
    /// 
    /// Summary description for StructuredProperty. 
    ///  
    internal class Parameter : FacetEnabledSchemaElement
    { 
        #region Instance Fields
        private ParameterDirection _parameterDirection = ParameterDirection.Input;
        private CollectionKind _collectionKind = CollectionKind.None;
 
        #endregion
 
        #region constructor 
        /// 
        /// 
        /// 
        /// 
        internal Parameter(Function parentElement)
            : base(parentElement) 
        {
            _typeUsageBuilder = new TypeUsageBuilder(this); 
        } 

        #endregion 

        #region Public Properties

        public ParameterDirection ParameterDirection 
        {
            get 
            { 
                return _parameterDirection;
            } 
        }

        public CollectionKind CollectionKind
        { 
            get
            { 
                return _collectionKind; 
            }
            internal set 
            {
                _collectionKind = value;
            }
        } 

        #endregion 
 
        internal override SchemaElement Clone(SchemaElement parentElement)
        { 
            Parameter parameter = new Parameter((Function)parentElement);
            parameter._collectionKind = _collectionKind;
            parameter._parameterDirection = _parameterDirection;
            parameter._type = _type; 
            parameter.Name = this.Name;
            parameter._typeUsageBuilder = this._typeUsageBuilder; 
            return parameter; 
        }
 
        protected override bool HandleAttribute(XmlReader reader)
        {
            if (base.HandleAttribute(reader))
            { 
                return true;
            } 
            else if (CanHandleAttribute(reader, XmlConstants.TypeElement)) 
            {
                HandleTypeAttribute(reader); 
                return true;
            }
            else if (CanHandleAttribute(reader, XmlConstants.Mode))
            { 
                HandleModeAttribute(reader);
                return true; 
            } 
            else if (_typeUsageBuilder.HandleAttribute(reader))
            { 
                return true;
            }

            return false; 
        }
 
        #region Private Methods 

        private void HandleTypeAttribute(XmlReader reader) 
        {
            Debug.Assert(reader != null);
            Debug.Assert(UnresolvedType == null);
 
            string type;
            if (!Utils.GetString(Schema, reader, out type)) 
                return; 

            switch (Function.RemoveTypeModifier(ref type)) 
            {
                case TypeModifier.Array:
                    CollectionKind = CollectionKind.Bag;
                    break; 
                case TypeModifier.None:
                    break; 
                default: 
                    AddError(ErrorCode.BadType, EdmSchemaErrorSeverity.Error, System.Data.Entity.Strings.BadTypeModifier(FQName, reader.Value));
                    break; 
            }

            if (!Utils.ValidateDottedName(Schema, reader, type))
                return; 

            UnresolvedType = type; 
        } 

        private void HandleModeAttribute(XmlReader reader) 
        {
            Debug.Assert(reader != null);

            string value = reader.Value; 

            if (String.IsNullOrEmpty(value)) 
            { 
                return;
            } 

            value = value.Trim();

            if (!String.IsNullOrEmpty(value)) 
            {
                switch (value) 
                { 
                    case XmlConstants.In:
                        _parameterDirection = ParameterDirection.Input; 
                        break;
                    case XmlConstants.Out:
                        _parameterDirection = ParameterDirection.Output;
                        break; 
                    case XmlConstants.InOut:
                        _parameterDirection = ParameterDirection.InputOutput; 
                        break; 
                    default:
                        { 
                            // don't try to identify the parameter by any of the attributes
                            // because we are still parsing attributes, and we don't know which ones
                            // have been parsed yet.
                            int index = ParentElement.Parameters.Count; 
                            AddError(ErrorCode.BadParameterDirection, EdmSchemaErrorSeverity.Error, reader,
                                System.Data.Entity.Strings.BadParameterDirection( 
                                              value, 
                                              index,
                                              this.ParentElement.Name, 
                                              this.ParentElement.ParentElement.FQName));
                        }
                        break;
                } 
            }
        } 
 
        #endregion
 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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Parameter.cs source code in C# .NET

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