com.oceanbase.jdbc.internal.protocol.flt

Class OceanBaseSerialize

java.lang.Object

com.oceanbase.jdbc.internal.protocol.flt.OceanBaseSerialize

public class OceanBaseSerialize
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static long	OB_MAX_V1B
static long	OB_MAX_V2B
static long	OB_MAX_V3B
static long	OB_MAX_V4B
static long	OB_MAX_V5B
static long	OB_MAX_V6B
static long	OB_MAX_V7B
static long	OB_MAX_V8B
static long	OB_MAX_V9B

Constructor Summary

Constructors

Constructor and Description
OceanBaseSerialize()

Method Summary

Modifier and Type	Method and Description
static byte	decode_i8(Buffer buf)
static byte	decode_int8_t(Buffer buf)
static long	decode_vi64(Buffer buf)
static byte[]	decode_vstr_nocopy(Buffer buf)
static void	encode_i8(Buffer buf, byte val)
static void	encode_int8_t(Buffer buf, byte val)
static void	encode_vi64(Buffer buf, long val) Encode a integer (up to 64bit) in variable length encoding
static void	encode_vstr_with_len(Buffer buf, byte[] vbuf, long vlen) Encode a buf as vstr(int64,data,null)
static long	encoded_length_vi64(long val)
static long	encoded_length_vstr_with_len(long len) Computes the encoded length of vstr(int64,data,null)

Methods inherited from class java.lang.Object

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

Field Detail

OB_MAX_V1B

public static long OB_MAX_V1B

OB_MAX_V2B

public static long OB_MAX_V2B

OB_MAX_V3B

public static long OB_MAX_V3B

OB_MAX_V4B

public static long OB_MAX_V4B

OB_MAX_V5B

public static long OB_MAX_V5B

OB_MAX_V6B

public static long OB_MAX_V6B

OB_MAX_V7B

public static long OB_MAX_V7B

OB_MAX_V8B

public static long OB_MAX_V8B

OB_MAX_V9B

public static long OB_MAX_V9B

Constructor Detail

OceanBaseSerialize

public OceanBaseSerialize()

Method Detail

encoded_length_vi64

public static long encoded_length_vi64(long val)

encoded_length_vstr_with_len

public static long encoded_length_vstr_with_len(long len)

Computes the encoded length of vstr(int64,data,null)

Parameters:

len - string length

Returns:

the encoded length of str

encode_vstr_with_len

public static void encode_vstr_with_len(Buffer buf,
                                        byte[] vbuf,
                                        long vlen)
                                 throws IOException

Encode a buf as vstr(int64,data,null)

Parameters:

buf - pointer to the destination buffer

vbuf - pointer to the start of the input buffer

vlen - length of the input buffer

Throws:

IOException

encode_int8_t

public static void encode_int8_t(Buffer buf,
                                 byte val)
                          throws IOException

Throws:

IOException

encode_i8

public static void encode_i8(Buffer buf,
                             byte val)
                      throws IOException

Throws:

IOException

encode_vi64

public static void encode_vi64(Buffer buf,
                               long val)
                        throws IOException

Encode a integer (up to 64bit) in variable length encoding

Parameters:

buf - pointer to the destination buffer

val - value to encode

Throws:

IOException

decode_int8_t

public static byte decode_int8_t(Buffer buf)
                          throws IOException

Throws:

IOException

decode_i8

public static byte decode_i8(Buffer buf)
                      throws IOException

Throws:

IOException

decode_vi64

public static long decode_vi64(Buffer buf)
                        throws IOException

Throws:

IOException

decode_vstr_nocopy

public static byte[] decode_vstr_nocopy(Buffer buf)
                                 throws IOException

Throws:

IOException