Class BufferedTextReader

Abstract class representing a text reader that provides buffering on top of another text reader.

Inheritance
object
MarshalByRefObject
TextReader
ParsingTextReader
BufferedTextReader
BlockingTextReader
NonBlockingTextReader
Implements
Inherited Members
Namespace: VDS.RDF.Parsing
Assembly: dotNetRdf.dll
Syntax
public abstract class BufferedTextReader : ParsingTextReader, IDisposable

Constructors

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BufferedTextReader(TextReader, int)

Creates a buffered reader.

Declaration
protected BufferedTextReader(TextReader reader, int bufferSize)
Parameters
Type Name Description
TextReader reader
int bufferSize
Exceptions
Type Condition
ArgumentException

raised if bufferSize is less than 1.
ArgumentNullException

raised if reader is null.

Fields

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DefaultBufferSize

Default Buffer Size.

Declaration
public const int DefaultBufferSize = 1024
Field Value
Type Description
int
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_buffer

Buffer array.

Declaration
protected char[] _buffer
Field Value
Type Description
char[]
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_bufferAmount

Current buffer size (may be less than length of buffer array).

Declaration
protected int _bufferAmount
Field Value
Type Description
int
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_finished

Whether underlying reader has been exhausted.

Declaration
protected bool _finished
Field Value
Type Description
bool
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_pos

Current buffer position.

Declaration
protected int _pos
Field Value
Type Description
int
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_reader

Underlying reader.

Declaration
protected readonly TextReader _reader
Field Value
Type Description
TextReader

Properties

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EndOfStream

Gets whether the end of the input has been reached.

Declaration
public override bool EndOfStream { get; }
Property Value
Type Description
bool
Overrides

Methods

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Close()

Closes the reader and the underlying reader.

Declaration
public override void Close()
Overrides
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Dispose(bool)

Disposes of the reader and the underlying reader.

Declaration
protected override void Dispose(bool disposing)
Parameters
Type Name Description
bool disposing

Whether this was called from the Dispose() method.
Overrides
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FillBuffer()

Requests that the buffer be filled.

Declaration
protected abstract void FillBuffer()
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Peek()

Peeks at the next character from the underlying Text Reader.

Declaration
public override int Peek()
Returns
Type Description
int

Character peeked or -1 if at end of input.
Overrides
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Read()

Reads a single character from the underlying Text Reader.

Declaration
public override int Read()
Returns
Type Description
int

Character read or -1 if at end of input.
Overrides
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Read(char[], int, int)

Reads a sequence of characters from the buffer.

Declaration
public override int Read(char[] buffer, int index, int count)
Parameters
Type Name Description
char[] buffer

Buffer.
int index

Index at which to start writing to the Buffer.
int count

Number of characters to read.
Returns
Type Description
int

Number of characters read.
Overrides
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ReadBlock(char[], int, int)

Reads a sequence of characters from the buffer in a blocking way.

Declaration
public override int ReadBlock(char[] buffer, int index, int count)
Parameters
Type Name Description
char[] buffer

Buffer.
int index

Index at which to start writing to the Buffer.
int count

Number of characters to read.
Returns
Type Description
int

Number of characters read.
Overrides

Implements

Extension Methods