Message class
消息三要素：1. 谁发送的消息？ 2. 发送给谁的消息？ 3. 发送的消息内容是什么？
- Inheritance
-
- Object
- GeneratedMessage
- Message
Constructors
- Message({String? uid, String? type, String? content, String? status, String? createdAt, String? client, Thread? thread, User? user, String? extra})
-
factory
-
Message.fromBuffer(List<
int> i, [ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) -
factory
- Message.fromJson(String i, [ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY])
-
factory
Properties
- client ↔ String
-
消息来源客户端
getter/setter pair
- content ↔ String
-
消息内容，可能是文本，图片，语音，视频，文件等，json
getter/setter pair
- createdAt ↔ String
-
时间戳
getter/setter pair
- eventPlugin → EventPlugin?
-
Subclasses can override this getter to be notified of changes
to protobuf fields.
no setterinherited
- extra ↔ String
-
自定义扩展/附加信息
getter/setter pair
- hashCode → int
-
Calculates a hash code based on the contents of the protobuf.
no setterinherited
- info_ → BuilderInfo
-
no setteroverride
- isFrozen → bool
-
Returns
trueif this message is marked read-only. Otherwisefalse.no setterinherited - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- status ↔ String
-
消息发送状态
getter/setter pair
- thread ↔ Thread
-
会话
getter/setter pair
- type ↔ String
-
消息类型
getter/setter pair
- uid ↔ String
-
唯一mid
getter/setter pair
- unknownFields → UnknownFieldSet
-
no setterinherited
- user ↔ User
-
发送者
getter/setter pair
Methods
-
addExtension(
Extension extension, Object? value) → void -
Adds an extension field value to a repeated field.
inherited
-
check(
) → void -
inherited
-
clear(
) → void -
Clears all data that was set in this message.
inherited
-
clearClient(
) → void -
clearContent(
) → void -
clearCreatedAt(
) → void -
clearExtension(
Extension extension) → void -
Clears an extension field and also removes the extension.
inherited
-
clearExtra(
) → void -
clearField(
int tagNumber) → void -
Clears the contents of a given field.
inherited
-
clearStatus(
) → void -
clearThread(
) → void -
clearType(
) → void -
clearUid(
) → void -
clearUser(
) → void -
clone(
) → Message -
Creates a deep copy of the fields in this message.
(The generated code uses mergeFromMessage.)
override
-
copyWith(
void updates(Message)) → Message -
Apply
updatesto a copy of this message.override -
createEmptyInstance(
) → Message -
Creates an empty instance of the same message type as this.
override
-
createMapField<
K, V> (int tagNumber, MapFieldInfo< K, V> fi) → Map<K, V> -
Creates a Map representing a map field.
inherited
-
createRepeatedField<
T> (int tagNumber, FieldInfo< T> fi) → List<T> -
Creates List implementing a mutable repeated field.
inherited
-
ensureThread(
) → Thread -
ensureUser(
) → User -
extensionsAreInitialized(
) → bool -
inherited
-
freeze(
) → GeneratedMessage -
Make this message read-only.
inherited
-
getDefaultForField(
int tagNumber) → dynamic -
Returns the default value for the given field.
inherited
-
getExtension(
Extension extension) → dynamic -
Returns the value of
extension.inherited -
getField(
int tagNumber) → dynamic -
Returns the value of the field associated with
tagNumber, or the default value if it is not set.inherited -
getFieldOrNull(
int tagNumber) → dynamic -
Returns the value of a field, ignoring any defaults.
inherited
-
getTagNumber(
String fieldName) → int? -
inherited
-
hasClient(
) → bool -
hasContent(
) → bool -
hasCreatedAt(
) → bool -
hasExtension(
Extension extension) → bool -
Returns
trueif a value ofextensionis present.inherited -
hasExtra(
) → bool -
hasField(
int tagNumber) → bool -
Whether this message has a field associated with
tagNumber.inherited -
hasRequiredFields(
) → bool -
Whether the message has required fields.
inherited
-
hasStatus(
) → bool -
hasThread(
) → bool -
hasType(
) → bool -
hasUid(
) → bool -
hasUser(
) → bool -
isInitialized(
) → bool -
Whether all required fields in the message and embedded messages are set.
inherited
-
mergeFromBuffer(
List< int> input, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
Merges serialized protocol buffer data into this message.
inherited
-
mergeFromCodedBufferReader(
CodedBufferReader input, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
inherited
-
mergeFromJson(
String data, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
Merges field values from
data, a JSON object, encoded as described byGeneratedMessage.writeToJson.inherited -
mergeFromJsonMap(
Map< String, dynamic> json, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
Merges field values from a JSON object represented as a Dart map.
inherited
-
mergeFromMessage(
GeneratedMessage other) → void -
Merges the contents of the
otherinto this message.inherited -
mergeFromProto3Json(
Object? json, {TypeRegistry typeRegistry = const TypeRegistry.empty(), bool ignoreUnknownFields = false, bool supportNamesWithUnderscores = true, bool permissiveEnums = false}) → void -
Merges field values from
json, a JSON object using proto3 encoding.inherited -
mergeUnknownFields(
UnknownFieldSet unknownFieldSet) → void -
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
setExtension(
Extension extension, Object value) → void -
Sets the value of a non-repeated extension field to
value.inherited -
setField(
int tagNumber, Object value) → void -
Sets the value of a field by its
tagNumber.inherited -
toBuilder(
) → GeneratedMessage -
Creates a writable, shallow copy of this message.
inherited
-
toDebugString(
) → String -
Returns a String representation of this message.
inherited
-
toProto3Json(
{TypeRegistry typeRegistry = const TypeRegistry.empty()}) → Object? -
Returns an Object representing Proto3 JSON serialization of
this.inherited -
toString(
) → String -
Returns a String representation of this message.
inherited
-
writeToBuffer(
) → Uint8List -
inherited
-
writeToCodedBufferWriter(
CodedBufferWriter output) → void -
inherited
-
writeToJson(
) → String -
Returns a JSON string that encodes this message.
inherited
-
writeToJsonMap(
) → Map< String, dynamic> -
Returns the JSON encoding of this message as a Dart Map.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
create(
) → Message -
createRepeated(
) → PbList< Message> -
getDefault(
) → Message