io.r2dbc.mssql.message.tds

Class Encode

java.lang.Object

io.r2dbc.mssql.message.tds.Encode

public final class Encode
extends Object

Encode utilities for TDS. Encoding methods typically accept ByteBuffer and a value and write the encoded value to the given buffer.

Author:

Mark Paluch

Field Summary

Fields

Modifier and Type	Field and Description
static int	U_SHORT_MAX_VALUE

Method Summary

Modifier and Type	Method and Description
static void	asByte(io.netty.buffer.ByteBuf buffer, byte value) Encode a byte.
static void	asByte(io.netty.buffer.ByteBuf buffer, int value) Encode a byte.
static void	asDouble(io.netty.buffer.ByteBuf buffer, double value) Encode a double.
static void	asFloat(io.netty.buffer.ByteBuf buffer, float value) Encode a float.
static void	asInt(io.netty.buffer.ByteBuf buffer, int value) Encode integer number.
static void	asLong(io.netty.buffer.ByteBuf buffer, int value) Encode long number.
static void	bigint(io.netty.buffer.ByteBuf buffer, long value) Encode long number.
static void	bit(io.netty.buffer.ByteBuf buffer, boolean value) Encode a bit.
static void	dword(io.netty.buffer.ByteBuf buffer, int value) Encode a double word.
static void	intBigEndian(io.netty.buffer.ByteBuf buffer, int value) Encode an integer with big endian encoding.
static void	money(io.netty.buffer.ByteBuf buffer, BigInteger value) Encode an unscaled BigInteger value.
static void	rpcString(io.netty.buffer.ByteBuf buffer, CharSequence value) Encode a CharSequence as RPC string using UNICODE encoding.
static void	rpcString(io.netty.buffer.ByteBuf buffer, CharSequence value, Charset charset) Encode a CharSequence as RPC string using Charset encoding.
static void	shortBE(io.netty.buffer.ByteBuf buffer, short value) Encode a short big endian.
static void	smallInt(io.netty.buffer.ByteBuf buffer, int value) Encode short number.
static void	smallInt(io.netty.buffer.ByteBuf buffer, short value) Encode short number.
static void	smallMoney(io.netty.buffer.ByteBuf buffer, BigInteger value) Encode an unscaled BigInteger value.
static void	tinyInt(io.netty.buffer.ByteBuf buffer, byte value) Encode byte number.
static void	uLongLong(io.netty.buffer.ByteBuf buffer, long value) Encode unsigned long number.
static void	unicodeStream(io.netty.buffer.ByteBuf buffer, String value) Encode a String as unicode.
static void	uShort(io.netty.buffer.ByteBuf buffer, int value) Encode a unsigned short.
static void	uShortBE(io.netty.buffer.ByteBuf buffer, int value) Encode a short (ushort) big endian.
static void	uString(io.netty.buffer.ByteBuf buffer, String value, Charset charset) Encode a string.

Methods inherited from class java.lang.Object

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

Field Detail

U_SHORT_MAX_VALUE

public static final int U_SHORT_MAX_VALUE

Method Detail

asByte

public static void asByte(io.netty.buffer.ByteBuf buffer,
                          int value)

Encode a byte. SQL server type BYTE.

Parameters:

buffer - the data buffer.

value - the value to encode.

asByte

public static void asByte(io.netty.buffer.ByteBuf buffer,
                          byte value)

Encode a byte. SQL server type BYTE.

Parameters:

buffer - the data buffer.

value - the value to encode.

asFloat

public static void asFloat(io.netty.buffer.ByteBuf buffer,
                           float value)

Encode a float. SQL server type REAL.

Parameters:

buffer - the data buffer.

value - the value to encode.

asDouble

public static void asDouble(io.netty.buffer.ByteBuf buffer,
                            double value)

Encode a double. SQL server type FLOAT.

Parameters:

buffer - the data buffer.

value - the value to encode.

dword

public static void dword(io.netty.buffer.ByteBuf buffer,
                         int value)

Encode a double word. SQL server type DWORD.

Parameters:

buffer - the data buffer.

value - the value to encode.

asLong

public static void asLong(io.netty.buffer.ByteBuf buffer,
                          int value)

Encode long number. SQL server type LONG.

Parameters:

buffer - the data buffer.

value - the value to encode.

smallMoney

public static void smallMoney(io.netty.buffer.ByteBuf buffer,
                              BigInteger value)

Encode an unscaled BigInteger value. SQL server type SMALLMONEY.

Parameters:

buffer - the data buffer.

value - the value to encode.

money

public static void money(io.netty.buffer.ByteBuf buffer,
                         BigInteger value)

Encode an unscaled BigInteger value. SQL server type MONEY.

Parameters:

buffer - the data buffer.

value - the value to encode.

bit

public static void bit(io.netty.buffer.ByteBuf buffer,
                       boolean value)

Encode a bit. SQL server type BIT.

Parameters:

buffer - the data buffer.

value - the value to encode.

tinyInt

public static void tinyInt(io.netty.buffer.ByteBuf buffer,
                           byte value)

Encode byte number. SQL server type TINYINT.

Parameters:

buffer - the data buffer.

value - the value to encode.

smallInt

public static void smallInt(io.netty.buffer.ByteBuf buffer,
                            short value)

Encode short number. SQL server type SMALLINT.

Parameters:

buffer - the data buffer.

value - the value to encode.

smallInt

public static void smallInt(io.netty.buffer.ByteBuf buffer,
                            int value)

Encode short number. SQL server type SMALLINT.

Parameters:

buffer - the data buffer.

value - the value to encode.

asInt

public static void asInt(io.netty.buffer.ByteBuf buffer,
                         int value)

Encode integer number. SQL server type INT.

Parameters:

buffer - the data buffer.

value - the value to encode.

bigint

public static void bigint(io.netty.buffer.ByteBuf buffer,
                          long value)

Encode long number. SQL server type BIGINT.

Parameters:

buffer - the data buffer.

value - the value to encode.

uLongLong

public static void uLongLong(io.netty.buffer.ByteBuf buffer,
                             long value)

Encode unsigned long number. SQL server type LONGLONG.

Parameters:

buffer - the data buffer.

value - the value to encode.

uShort

public static void uShort(io.netty.buffer.ByteBuf buffer,
                          int value)

Encode a unsigned short. SQL server type USHORT.

Parameters:

buffer - the data buffer.

value - the value to encode.

intBigEndian

public static void intBigEndian(io.netty.buffer.ByteBuf buffer,
                                int value)

Encode an integer with big endian encoding. Typically used to write bit masks.

Parameters:

buffer - the data buffer.

value - the value to encode.

shortBE

public static void shortBE(io.netty.buffer.ByteBuf buffer,
                           short value)

Encode a short big endian.

Parameters:

buffer - the data buffer.

value - the value to encode.

uShortBE

public static void uShortBE(io.netty.buffer.ByteBuf buffer,
                            int value)

Encode a short (ushort) big endian.

Parameters:

buffer - the data buffer.

value - the value to encode.

uString

public static void uString(io.netty.buffer.ByteBuf buffer,
                           String value,
                           Charset charset)

Encode a string. SQL server type VARCHAR/NVARCHAR.

Parameters:

buffer - the data buffer.

value - the value to encode.

charset - the charset to use.

unicodeStream

public static void unicodeStream(io.netty.buffer.ByteBuf buffer,
                                 String value)

Encode a String as unicode. SQL server type UNICODESTREAM.

Parameters:

buffer - the data buffer.

value - the value to encode.

rpcString

public static void rpcString(io.netty.buffer.ByteBuf buffer,
                             CharSequence value)

Encode a CharSequence as RPC string using UNICODE encoding.

Parameters:

buffer - the data buffer.

value - the value to encode.

rpcString

public static void rpcString(io.netty.buffer.ByteBuf buffer,
                             CharSequence value,
                             Charset charset)

Encode a CharSequence as RPC string using Charset encoding.

Parameters:

buffer - the data buffer.

value - the value to encode.

charset - the encoding to use.