程序包 com.mysql.cj.protocol.a

类 NativeUtils

java.lang.Object

com.mysql.cj.protocol.a.NativeUtils

public class NativeUtils
extends Object

Utilities to manipulate MySQL protocol-specific formats.

方法概要

修饰符和类型	方法	说明
static int	decodeMysqlThreeByteInteger(byte[] b)
static int	decodeMysqlThreeByteInteger(byte[] b, int offset)
static byte[]	encodeMysqlThreeByteInteger(int i)
static void	encodeMysqlThreeByteInteger(int i, byte[] b, int offset)
static int	getBinaryEncodedLength(int type)	Get the length of a binary-encoded value of the given type.

从类继承的方法 java.lang.Object

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

方法详细资料

encodeMysqlThreeByteInteger

public static byte[] encodeMysqlThreeByteInteger(int i)

encodeMysqlThreeByteInteger

public static void encodeMysqlThreeByteInteger(int i,
                                               byte[] b,
                                               int offset)

decodeMysqlThreeByteInteger

public static int decodeMysqlThreeByteInteger(byte[] b)

decodeMysqlThreeByteInteger

public static int decodeMysqlThreeByteInteger(byte[] b,
                                              int offset)

getBinaryEncodedLength

public static int getBinaryEncodedLength(int type)

Get the length of a binary-encoded value of the given type.

参数:

type - type

返回:

the length (>0), 0 for a length-prefixed type, or -1 for unknown