Class ObjectArrayDataReader<T>

Represents object array data reader.

Inheritance

System.Object

ObjectArrayDataReader<T>

Implements

System.Data.IDataReader

System.IDisposable

System.Data.IDataRecord

Inherited Members

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: Mediachase.BusinessFoundation.Data

Assembly: Mediachase.BusinessFoundation.Data.dll

Version: 12.17.2

Syntax

public class ObjectArrayDataReader<T> : IDataReader, IDisposable, IDataRecord

Type Parameters

Name	Description
T

Constructors

ObjectArrayDataReader(T[])

Initializes a new instance of the ObjectArrayDataReader class.

Declaration

public ObjectArrayDataReader(T[] array)

Parameters

Type	Name	Description
T[]	array	The array.

Properties

Depth

Gets a value indicating the depth of nesting for the current row.

Declaration

public int Depth { get; }

Property Value

Type	Description
System.Int32

FieldCount

Gets the number of columns in the current row.

Declaration

public int FieldCount { get; }

Property Value

Type	Description
System.Int32

Index

Gets the index.

Declaration

protected int Index { get; }

Property Value

Type	Description
System.Int32	The index.

InnerArray

Gets the inner array.

Declaration

protected T[] InnerArray { get; }

Property Value

Type	Description
T[]	The inner array.

IsClosed

Gets a value indicating whether the data reader is closed.

Declaration

public bool IsClosed { get; }

Property Value

Type	Description
System.Boolean

Item[Int32]

Gets the Object with the specified i.

Declaration

public object this[int i] { get; }

Parameters

Type	Name	Description
System.Int32	i

Property Value

Type	Description
System.Object

Item[String]

Gets the Object with the specified name.

Declaration

public object this[string name] { get; }

Parameters

Type	Name	Description
System.String	name

Property Value

Type	Description
System.Object

RecordsAffected

Gets the number of rows changed, inserted, or deleted by execution of the SQL statement.

Declaration

public int RecordsAffected { get; }

Property Value

Type	Description
System.Int32

Methods

Close()

Closes the System.Data.IDataReader 0bject.

Declaration

public void Close()

Dispose()

Declaration

public void Dispose()

Dispose(Boolean)

Declaration

protected virtual void Dispose(bool disposing)

Parameters

Type	Name	Description
System.Boolean	disposing

GetBoolean(Int32)

Gets the value of the specified column as a Boolean.

Declaration

public bool GetBoolean(int i)

Parameters

Type	Name	Description
System.Int32	i	The zero-based column ordinal.

Returns

Type	Description
System.Boolean	The value of the column.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetByte(Int32)

Gets the 8-bit unsigned integer value of the specified column.

Declaration

public byte GetByte(int i)

Parameters

Type	Name	Description
System.Int32	i	The zero-based column ordinal.

Returns

Type	Description
System.Byte	The 8-bit unsigned integer value of the specified column.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetBytes(Int32, Int64, Byte[], Int32, Int32)

Reads a stream of bytes from the specified column offset into the buffer as an array, starting at the given buffer offset.

Declaration

public long GetBytes(int i, long fieldOffset, byte[] buffer, int bufferoffset, int length)

Parameters

Type	Name	Description
System.Int32	i	The zero-based column ordinal.
System.Int64	fieldOffset	The index within the field from which to start the read operation.
System.Byte[]	buffer	The buffer into which to read the stream of bytes.
System.Int32	bufferoffset	The index for buffer to start the read operation.
System.Int32	length	The number of bytes to read.

Returns

Type	Description
System.Int64	The actual number of bytes read.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetChar(Int32)

Gets the character value of the specified column.

Declaration

public char GetChar(int i)

Parameters

Type	Name	Description
System.Int32	i	The zero-based column ordinal.

Returns

Type	Description
System.Char	The character value of the specified column.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetChars(Int32, Int64, Char[], Int32, Int32)

Reads a stream of characters from the specified column offset into the buffer as an array, starting at the given buffer offset.

Declaration

public long GetChars(int i, long fieldoffset, char[] buffer, int bufferoffset, int length)

Parameters

Type	Name	Description
System.Int32	i	The zero-based column ordinal.
System.Int64	fieldoffset	The index within the row from which to start the read operation.
System.Char[]	buffer	The buffer into which to read the stream of bytes.
System.Int32	bufferoffset	The index for buffer to start the read operation.
System.Int32	length	The number of bytes to read.

Returns

Type	Description
System.Int64	The actual number of characters read.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetData(Int32)

Gets an System.Data.IDataReader to be used when the field points to more remote structured data.

Declaration

public IDataReader GetData(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Data.IDataReader	An System.Data.IDataReader to be used when the field points to more remote structured data.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetDataTypeName(Int32)

Gets the data type information for the specified field.

Declaration

public string GetDataTypeName(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.String	The data type information for the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetDateTime(Int32)

Gets the date and time data value of the specified field.

Declaration

public DateTime GetDateTime(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.DateTime	The date and time data value of the spcified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetDecimal(Int32)

Gets the fixed-position numeric value of the specified field.

Declaration

public decimal GetDecimal(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Decimal	The fixed-position numeric value of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetDouble(Int32)

Gets the double-precision floating point number of the specified field.

Declaration

public double GetDouble(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Double	The double-precision floating point number of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetFieldType(Int32)

Gets the System.Type information corresponding to the type of System.Object that would be returned from System.Data.IDataRecord.GetValue(System.Int32).

Declaration

public Type GetFieldType(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Type	The System.Type information corresponding to the type of System.Object that would be returned from System.Data.IDataRecord.GetValue(System.Int32).

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetFloat(Int32)

Gets the single-precision floating point number of the specified field.

Declaration

public float GetFloat(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Single	The single-precision floating point number of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetGuid(Int32)

Returns the GUID value of the specified field.

Declaration

public Guid GetGuid(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Guid	The GUID value of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetInt16(Int32)

Gets the 16-bit signed integer value of the specified field.

Declaration

public short GetInt16(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Int16	The 16-bit signed integer value of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetInt32(Int32)

Gets the 32-bit signed integer value of the specified field.

Declaration

public int GetInt32(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Int32	The 32-bit signed integer value of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetInt64(Int32)

Gets the 64-bit signed integer value of the specified field.

Declaration

public long GetInt64(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Int64	The 64-bit signed integer value of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetName(Int32)

Gets the name for the field to find.

Declaration

public string GetName(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.String	The name of the field or the empty string (""), if there is no value to return.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetNextIndex()

Gets the index of the next.

Declaration

protected bool GetNextIndex()

Returns

Type	Description
System.Boolean

GetOrdinal(String)

Return the index of the named field.

Declaration

public int GetOrdinal(string name)

Parameters

Type	Name	Description
System.String	name	The name of the field to find.

Returns

Type	Description
System.Int32	The index of the named field.

GetProperties()

Gets the properties.

Declaration

protected PropertyInfo[] GetProperties()

Returns

Type	Description
System.Reflection.PropertyInfo[]

GetSchemaTable()

Returns a System.Data.DataTable that describes the column metadata of the System.Data.IDataReader.

Declaration

public DataTable GetSchemaTable()

Returns

Type	Description
System.Data.DataTable	A System.Data.DataTable that describes the column metadata.

Exceptions

Type	Condition
System.InvalidOperationException	The System.Data.IDataReader is closed.

GetString(Int32)

Gets the string value of the specified field.

Declaration

public string GetString(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.String	The string value of the specified field.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetValue(Int32)

Return the value of the specified field.

Declaration

public object GetValue(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Object	The System.Object which will contain the field value upon return.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

GetValues(Object[])

Gets all the attribute fields in the collection for the current record.

Declaration

public int GetValues(object[] values)

Parameters

Type	Name	Description
System.Object[]	values	An array of System.Object to copy the attribute fields into.

Returns

Type	Description
System.Int32	The number of instances of System.Object in the array.

IsDBNull(Int32)

Return whether the specified field is set to null.

Declaration

public bool IsDBNull(int i)

Parameters

Type	Name	Description
System.Int32	i	The index of the field to find.

Returns

Type	Description
System.Boolean	true if the specified field is set to null. Otherwise, false.

Exceptions

Type	Condition
System.IndexOutOfRangeException	The index passed was outside the range of 0 through System.Data.IDataRecord.FieldCount.

NextResult()

Declaration

public bool NextResult()

Returns

Type	Description
System.Boolean

Read()

Advances the System.Data.IDataReader to the next record.

Declaration

public bool Read()

Returns

Type	Description
System.Boolean	true if there are more rows; otherwise, false.

ThrowIfDataReaderWasClosed()

Throws if data reader is closed.

Declaration

protected void ThrowIfDataReaderWasClosed()

Implements

System.Data.IDataReader

System.IDisposable

System.Data.IDataRecord