XsBufferedFileStream.Read Method

Reads a block of bytes from the stream and writes the data in a given buffer.

Namespace: XSharp.IO
Assembly: XSharp.Core (in XSharp.Core.dll) Version: 2.21

Syntax

 VIRTUAL METHOD Read(
	bytes AS BYTE[],
	offset AS LONG,
	count AS LONG
) AS LONG

public override int Read(
	byte[] bytes,
	int offset,
	int count
)

Request Example View Source

Parameters

bytes: Type: Byte
offset: Type: Long
The byte offset in array at which the read bytes will be placed.
count: Type: Long
The maximum number of bytes to read.

Return Value

Type: Long
The total number of bytes read into the buffer. This might be less than the number of bytes requested if that number of bytes are not currently available, or zero if the end of the stream is reached.

Exceptions

Exception	Condition
ArgumentNullException	array is .
ArgumentOutOfRangeException	offset or count is negative.
NotSupportedException	The stream does not support reading.
IOException	An I/O error occurred.
ArgumentException	offset and count describe an invalid range in array.
ObjectDisposedException	Methods were called after the stream was closed.

Remarks

This method overrides the normal behavior of the FileStream class and reads the data from an inmemory cache, when possible

Reference

XsBufferedFileStream Class

XSharp.IO Namespace