NativePacketHeader (MySQL Connector/J Bug Fixed 8.0.20 API)

java.lang.Object
- com.mysql.cj.protocol.a.NativePacketHeader

所有已实现的接口:

MessageHeader
```
public class NativePacketHeader
extends Object
implements MessageHeader
```
Represents the legacy protocol packet header, consisting of 3-bytes payload_length and 1-byte sequence_id. see http://dev.mysql.com/doc/internals/en/mysql-packet.html

- 字段概要
  
  字段
  修饰符和类型字段说明
  
  protected ByteBuffer packetHeaderBuf
- 构造器概要
  
  构造器
  构造器说明
  
  NativePacketHeader()
  
  NativePacketHeader(byte[] buf)
- 方法概要
  
  所有方法实例方法具体方法
  修饰符和类型方法说明
  
  ByteBuffer getBuffer()
  
  byte getMessageSequence()
  
  int getMessageSize()
  - 从类继承的方法 java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 字段详细资料
  - packetHeaderBuf
```
protected ByteBuffer packetHeaderBuf
```
- 构造器详细资料
  - NativePacketHeader
```
public NativePacketHeader()
```
  - NativePacketHeader
```
public NativePacketHeader(byte[] buf)
```
- 方法详细资料
  - getBuffer
```
public ByteBuffer getBuffer()
```
    指定者:
    
    getBuffer 在接口中 MessageHeader
  - getMessageSize
```
public int getMessageSize()
```
    指定者:
    
    getMessageSize 在接口中 MessageHeader
  - getMessageSequence
```
public byte getMessageSequence()
```
    指定者:
    
    getMessageSequence 在接口中 MessageHeader