Package org.mariadb.jdbc.internal.io.input

Class StandardPacketInputStream

java.lang.Object

org.mariadb.jdbc.internal.io.input.StandardPacketInputStream

All Implemented Interfaces:

PacketInputStream

public class StandardPacketInputStream
extends java.lang.Object
implements PacketInputStream

Field Summary

Fields

Modifier and Type	Field	Description
private byte[]	header
private java.io.InputStream	inputStream
private int	lastPacketLength
private static Logger	logger
private static int	MAX_PACKET_SIZE
private int	maxQuerySizeToLog
private int	packetSeq
private static int	REUSABLE_BUFFER_LENGTH
private byte[]	reusableArray
private java.lang.String	serverThreadLog
private long	threadId
private LruTraceCache	traceCache

Constructor Summary

Constructors

Constructor	Description
StandardPacketInputStream(java.io.InputStream in, Options options, long threadId)	Constructor of standard socket MySQL packet stream reader.

Method Summary

Modifier and Type	Method	Description
void	close()
static byte[]	create(byte[] value)	Constructor for single Data (using text format).
static byte[]	create(byte[][] row, ColumnType[] columnTypes)	Create Buffer with Text protocol values.
int	getCompressLastPacketSeq()
java.io.InputStream	getInputStream()	Get current input stream for creating compress input stream, to avoid losing already read bytes in case of pipelining.
int	getLastPacketSeq()
Buffer	getPacket(boolean reUsable)
byte[]	getPacketArray(boolean reUsable)	Get next packet.
void	setServerThreadId(long serverThreadId, java.lang.Boolean isMaster)	Set server thread id.
void	setTraceCache(LruTraceCache traceCache)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

REUSABLE_BUFFER_LENGTH

private static final int REUSABLE_BUFFER_LENGTH

See Also:

Constant Field Values

MAX_PACKET_SIZE

private static final int MAX_PACKET_SIZE

See Also:

Constant Field Values

logger

private static final Logger logger

header

private final byte[] header

reusableArray

private final byte[] reusableArray

inputStream

private final java.io.InputStream inputStream

maxQuerySizeToLog

private final int maxQuerySizeToLog

packetSeq

private int packetSeq

lastPacketLength

private int lastPacketLength

serverThreadLog

private java.lang.String serverThreadLog

threadId

private long threadId

traceCache

private LruTraceCache traceCache

Constructor Detail

StandardPacketInputStream

public StandardPacketInputStream(java.io.InputStream in,
                                 Options options,
                                 long threadId)

Constructor of standard socket MySQL packet stream reader.

Parameters:

in - stream

options - connection options

threadId - thread id

Method Detail

create

public static byte[] create(byte[] value)

Constructor for single Data (using text format).

Parameters:

value - value

Returns:

Buffer

create

public static byte[] create(byte[][] row,
                            ColumnType[] columnTypes)

Create Buffer with Text protocol values.

Parameters:

row - row data

columnTypes - column types

Returns:

Buffer

getPacket

public Buffer getPacket(boolean reUsable)
                 throws java.io.IOException

Specified by:

getPacket in interface PacketInputStream

Throws:

java.io.IOException

getInputStream

public java.io.InputStream getInputStream()

Get current input stream for creating compress input stream, to avoid losing already read bytes in case of pipelining.

Specified by:

getInputStream in interface PacketInputStream

Returns:

input stream.

getPacketArray

public byte[] getPacketArray(boolean reUsable)
                      throws java.io.IOException

Get next packet. If packet is more than 16M, read as many packet needed to finish packet. (first that has not length = 16Mb)

Specified by:

getPacketArray in interface PacketInputStream

Parameters:

reUsable - if can use existing reusable buffer to avoid creating array

Returns:

array packet.

Throws:

java.io.IOException - if socket exception occur.

getLastPacketSeq

public int getLastPacketSeq()

Specified by:

getLastPacketSeq in interface PacketInputStream

getCompressLastPacketSeq

public int getCompressLastPacketSeq()

Specified by:

getCompressLastPacketSeq in interface PacketInputStream

close

public void close()
           throws java.io.IOException

Specified by:

close in interface PacketInputStream

Throws:

java.io.IOException

setServerThreadId

public void setServerThreadId(long serverThreadId,
                              java.lang.Boolean isMaster)

Set server thread id.

Specified by:

setServerThreadId in interface PacketInputStream

Parameters:

serverThreadId - current server thread id.

isMaster - is server master

setTraceCache

public void setTraceCache(LruTraceCache traceCache)

Specified by:

setTraceCache in interface PacketInputStream