程序包 com.mysql.cj.protocol.x

类 MessageConstants

java.lang.Object

com.mysql.cj.protocol.x.MessageConstants

public class MessageConstants
extends Object

Constants related to X Protocol messages.

字段概要

字段

修饰符和类型	字段	说明
static Map<Class<? extends com.google.protobuf.MessageLite>,Integer>	MESSAGE_CLASS_TO_CLIENT_MESSAGE_TYPE	Store a mapping of message class to "ClientMessages" type tag.
static Map<Class<? extends com.google.protobuf.GeneratedMessageV3>,com.google.protobuf.Parser<? extends com.google.protobuf.GeneratedMessageV3>>	MESSAGE_CLASS_TO_PARSER	Store a mapping of "ServerMessages" class to message parsers.
static Map<Class<? extends com.google.protobuf.GeneratedMessageV3>,Integer>	MESSAGE_CLASS_TO_TYPE	Map of class to "ServerMessages" type tag for validation of parsed message class.
static Map<Integer,Class<? extends com.google.protobuf.GeneratedMessageV3>>	MESSAGE_TYPE_TO_CLASS	Map of "ServerMessages" type tag to class.

构造器概要

构造器

构造器	说明
MessageConstants()

方法概要

修饰符和类型	方法	说明
static Class<? extends com.google.protobuf.GeneratedMessageV3>	getMessageClassForType(int type)
static int	getTypeForMessageClass(Class<? extends com.google.protobuf.MessageLite> msgClass)	Lookup the "ClientMessages" type tag for a Protocol buffers message class.

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

MESSAGE_CLASS_TO_PARSER

public static final Map<Class<? extends com.google.protobuf.GeneratedMessageV3>,com.google.protobuf.Parser<? extends com.google.protobuf.GeneratedMessageV3>> MESSAGE_CLASS_TO_PARSER

Store a mapping of "ServerMessages" class to message parsers. This is used to get the de-serializer after reading the type tag.

MESSAGE_CLASS_TO_TYPE

public static final Map<Class<? extends com.google.protobuf.GeneratedMessageV3>,Integer> MESSAGE_CLASS_TO_TYPE

Map of class to "ServerMessages" type tag for validation of parsed message class.

MESSAGE_TYPE_TO_CLASS

public static final Map<Integer,Class<? extends com.google.protobuf.GeneratedMessageV3>> MESSAGE_TYPE_TO_CLASS

Map of "ServerMessages" type tag to class.

MESSAGE_CLASS_TO_CLIENT_MESSAGE_TYPE

public static final Map<Class<? extends com.google.protobuf.MessageLite>,Integer> MESSAGE_CLASS_TO_CLIENT_MESSAGE_TYPE

Store a mapping of message class to "ClientMessages" type tag. This is used to generate the header when sending a message.

构造器详细资料

MessageConstants

public MessageConstants()

方法详细资料

getTypeForMessageClass

public static int getTypeForMessageClass(Class<? extends com.google.protobuf.MessageLite> msgClass)

Lookup the "ClientMessages" type tag for a Protocol buffers message class.

参数:

msgClass - message class extending MessageLite

返回:

type tag for this message class

getMessageClassForType

public static Class<? extends com.google.protobuf.GeneratedMessageV3> getMessageClassForType(int type)