dbdatarecord.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Data / System / Data / Common / dbdatarecord.cs / 2 / dbdatarecord.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
// [....]
//----------------------------------------------------------------------------- 
 
namespace System.Data.Common {
 
    using System.ComponentModel;

#if WINFSInternalOnly
    internal 
#else
    public 
#endif 
    abstract class DbDataRecord : ICustomTypeDescriptor, IDataRecord {
 
        protected DbDataRecord() : base() {
        }

        public abstract int FieldCount { 
            get;
        } 
 
        public abstract object this[int i] {
            get; 
        }

        public abstract object this[string name] {
            get; 
        }
 
        public abstract bool GetBoolean(int i); 

        public abstract byte GetByte(int i); 

        public abstract long GetBytes(int i, long dataIndex, byte[] buffer, int bufferIndex, int length);

        public abstract char GetChar(int i); 

        public abstract long GetChars(int i, long dataIndex, char[] buffer, int bufferIndex, int length); 
 
        public IDataReader GetData(int i) {
            return GetDbDataReader(i); 
        }

        virtual protected DbDataReader GetDbDataReader(int i) {
            // NOTE: This method is virtual because we're required to implement 
            //       it however most providers won't support it. Only the OLE DB
            //       provider supports it right now, and they can override it. 
            throw ADP.NotSupported(); 
        }
 
        public abstract string GetDataTypeName(int i);

        public abstract DateTime GetDateTime(int i);
 
        public abstract Decimal GetDecimal(int i);
 
        public abstract double GetDouble(int i); 

        public abstract Type GetFieldType(int i); 

        public abstract float GetFloat(int i);

        public abstract Guid GetGuid(int i); 

        public abstract Int16 GetInt16(int i); 
 
        public abstract Int32 GetInt32(int i);
 
        public abstract Int64 GetInt64(int i);

        public abstract string GetName(int i);
 
        public abstract int GetOrdinal(string name);
 
        public abstract string GetString(int i); 

        public abstract object GetValue(int i); 

        public abstract int GetValues(object[] values);

        public abstract bool IsDBNull(int i); 

        // 
        // ICustomTypeDescriptor 
        //
 
        AttributeCollection ICustomTypeDescriptor.GetAttributes() {
            return new AttributeCollection((Attribute[])null);

        } 

        string ICustomTypeDescriptor.GetClassName() { 
            return null; 
        }
 
        string ICustomTypeDescriptor.GetComponentName() {
            return null;
        }
 
        TypeConverter ICustomTypeDescriptor.GetConverter() {
            return null; 
        } 

        EventDescriptor ICustomTypeDescriptor.GetDefaultEvent() { 
            return null;
        }

 
        PropertyDescriptor ICustomTypeDescriptor.GetDefaultProperty() {
            return null; 
        } 

        object ICustomTypeDescriptor.GetEditor(Type editorBaseType) { 
            return null;
        }

        EventDescriptorCollection ICustomTypeDescriptor.GetEvents() { 
            return new EventDescriptorCollection(null);
        } 
 
        EventDescriptorCollection ICustomTypeDescriptor.GetEvents(Attribute[] attributes) {
            return new EventDescriptorCollection(null); 
        }

        PropertyDescriptorCollection ICustomTypeDescriptor.GetProperties() {
            return((ICustomTypeDescriptor)this).GetProperties(null); 
        }
 
        PropertyDescriptorCollection ICustomTypeDescriptor.GetProperties(Attribute[] attributes) { 
            return new PropertyDescriptorCollection(null);
        } 

        object ICustomTypeDescriptor.GetPropertyOwner(PropertyDescriptor pd) {
            return this;
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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