本文整理汇总了C#中ITypedGettersV3类的典型用法代码示例。如果您正苦于以下问题：C# ITypedGettersV3类的具体用法？C# ITypedGettersV3怎么用？C# ITypedGettersV3使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
ITypedGettersV3类属于命名空间，在下文中一共展示了ITypedGettersV3类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetBytesConversion
private static long GetBytesConversion(SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData, long fieldOffset, byte[] buffer, int bufferOffset, int length, bool throwOnNull) {
object obj = GetSqlValue( sink, getters, ordinal, metaData, null );
if (null == obj) {
throw ADP.InvalidCast();
}
SqlBinary value = (SqlBinary) obj;
if (value.IsNull) {
if (throwOnNull) {
throw SQL.SqlNullValue();
}
else {
// return zero length in any case
return 0;
}
}
if ( null == buffer ) {
return value.Length;
}
length = CheckXetParameters( metaData.SqlDbType, metaData.MaxLength * sizeof(char), value.Length,
fieldOffset, buffer.Length, bufferOffset, length );
Array.Copy( value.Value, checked((int)fieldOffset), buffer, bufferOffset, length );
return length;
}示例2: SmiGettersStream
internal SmiGettersStream(SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData)
{
this._sink = sink;
this._getters = getters;
this._ordinal = ordinal;
this._readPosition = 0L;
this._metaData = metaData;
}示例3: SqlSequentialStreamSmi
private long _length; // Total length of the stream
internal SqlSequentialStreamSmi(SmiEventSink_Default sink, ITypedGettersV3 getters, int columnIndex, long length)
{
_sink = sink;
_getters = getters;
_columnIndex = columnIndex;
_length = length;
_position = 0;
}示例4: character
private int _peekedChar; // Current peeked character (if any)
internal SqlSequentialTextReaderSmi(SmiEventSink_Default sink, ITypedGettersV3 getters, int columnIndex, long length)
{
_sink = sink;
_getters = getters;
_columnIndex = columnIndex;
_length = length;
_position = 0;
_peekedChar = -1;
}示例5: GetByte
internal static byte GetByte( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData ) {
ThrowIfITypedGettersIsNull( sink, getters, ordinal );
if ( CanAccessGetterDirectly( metaData, ExtendedClrTypeCode.Byte ) ) {
return GetByte_Unchecked( sink, getters, ordinal );
}
object result = GetValue( sink, getters, ordinal, metaData, null );
if (null == result) {
throw ADP.InvalidCast();
}
return (Byte)result;
}示例6: SmiGettersStream
internal SmiGettersStream( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData ) {
Debug.Assert( null != sink );
Debug.Assert( null != getters );
Debug.Assert( 0 <= ordinal );
Debug.Assert( null != metaData );
_sink = sink;
_getters = getters;
_ordinal = ordinal;
_readPosition = 0;
_metaData = metaData;
}示例7: ParametersAvailable
internal override void ParametersAvailable(SmiParameterMetaData[] metaData, ITypedGettersV3 paramValues) {
if (null == _parent) {
throw SQL.UnexpectedSmiEvent(UnexpectedEventType.ParametersAvailable);
}
_parent.ParametersAvailable(metaData, paramValues);
}示例8: GetTextReader
internal static TextReader GetTextReader( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData ) {
bool isDbNull = ValueUtilsSmi.IsDBNull_Unchecked(sink, getters, ordinal);
// If a sql_variant, get the internal type
if ((!isDbNull) && (metaData.SqlDbType == SqlDbType.Variant)) {
metaData = getters.GetVariantType(sink, ordinal);
}
// If the SqlDbType is still variant, then it must contain null, so don't throw InvalidCast
if ((metaData.SqlDbType != SqlDbType.Variant) && (!CanAccessGetterDirectly(metaData, ExtendedClrTypeCode.TextReader))) {
throw ADP.InvalidCast();
}
string data;
if (isDbNull) {
// "null" textreader
data = string.Empty;
}
else {
// Read all data
data = GetString_Unchecked(sink, getters, ordinal);
}
// Wrap in pre-built object
return new StringReader(data);
}示例9: GetString
internal static String GetString( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData ) {
ThrowIfITypedGettersIsNull( sink, getters, ordinal );
if ( CanAccessGetterDirectly( metaData, ExtendedClrTypeCode.String ) ) {
return GetString_Unchecked( sink, getters, ordinal );
}
object obj = GetValue( sink, getters, ordinal, metaData, null );
if (null == obj) {
throw ADP.InvalidCast();
}
return (String) obj;
}示例10: GetSqlString
internal static SqlString GetSqlString( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData ) {
SqlString result;
if ( CanAccessGetterDirectly( metaData, ExtendedClrTypeCode.SqlString ) ) {
if ( IsDBNull_Unchecked( sink, getters, ordinal ) ) {
result = SqlString.Null;
}
else {
String temp = GetString_Unchecked( sink, getters, ordinal );
result = new SqlString( temp );
}
}
else if (SqlDbType.Xml == metaData.SqlDbType) {
SqlXml xmlValue = GetSqlXml_Unchecked( sink, getters, ordinal, null );
if (xmlValue.IsNull) {
result = SqlString.Null;
}
else {
result = new SqlString( xmlValue.Value );
}
}
else {
object obj = GetSqlValue( sink, getters, ordinal, metaData, null );
if (null == obj) {
throw ADP.InvalidCast();
}
result = (SqlString) obj;
}
return result;
}示例11: GetSqlBinary_Unchecked
private static SqlBinary GetSqlBinary_Unchecked( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal ) {
Debug.Assert( !IsDBNull_Unchecked( sink, getters, ordinal ) );
byte[] buffer = GetByteArray_Unchecked( sink, getters, ordinal );
return new SqlBinary( buffer );
}示例12: GetDateTime_Unchecked
private static DateTime GetDateTime_Unchecked( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal ) {
Debug.Assert( !IsDBNull_Unchecked( sink, getters, ordinal ) );
DateTime result = getters.GetDateTime( sink, ordinal );
sink.ProcessMessagesAndThrow();
return result;
}示例13: GetCharsLength_Unchecked
private static long GetCharsLength_Unchecked( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal ) {
Debug.Assert( !IsDBNull_Unchecked( sink, getters, ordinal ) );
long result = getters.GetCharsLength( sink, ordinal );
sink.ProcessMessagesAndThrow();
return result;
}示例14: GetChars_Unchecked
internal static int GetChars_Unchecked( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, long fieldOffset, char[] buffer, int bufferOffset, int length ) {
Debug.Assert( !IsDBNull_Unchecked( sink, getters, ordinal ) );
Debug.Assert(ordinal >= 0, string.Format("Invalid ordinal: {0}", ordinal));
Debug.Assert(sink != null, "Null SmiEventSink");
Debug.Assert(getters != null, "Null getters");
Debug.Assert(fieldOffset >= 0, string.Format("Invalid field offset: {0}", fieldOffset));
Debug.Assert(buffer != null, "Null buffer");
Debug.Assert(bufferOffset >= 0 && length >= 0 && bufferOffset + length <= buffer.Length, string.Format("Bad offset or length. bufferOffset: {0}, length: {1}, buffer.Length{2}", bufferOffset, length, buffer.Length));
int result = getters.GetChars( sink, ordinal, fieldOffset, buffer, bufferOffset, length );
sink.ProcessMessagesAndThrow();
return result;
}示例15: GetCharArray_Unchecked
private static char[] GetCharArray_Unchecked( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal ) {
Debug.Assert( !IsDBNull_Unchecked( sink, getters, ordinal ) );
long length = getters.GetCharsLength( sink, ordinal );
sink.ProcessMessagesAndThrow();
int len = checked( (int)length );
char[] buffer = new char[len];
getters.GetChars( sink, ordinal, 0, buffer, 0, len );
sink.ProcessMessagesAndThrow();
return buffer;
}