Revert "Update to Kotlin 1.3.70"

This reverts commit 2e57e358

README-eng.md

@@ -71,7 +71,7 @@ If you meet any problem or have any questions, be free to open a issue. Our goal
 
 ## Requirements
 
-Kotlin 1.3.70
+Kotlin 1.3.61  
 
 On JVM: Java 6  
 

docs/guide_quick_start.md

@@ -11,7 +11,7 @@
 
 ## 构建需求
 
-- Kotlin 1.3.70 (必须)
+- Kotlin 1.3.61 (必须)
 - JDK 6 或更高 (必须)
 - Android SDK 29 (可选, 用于编译安卓目标)
 

gradle.properties

@@ -5,7 +5,7 @@ miraiVersion=0.24.1
 kotlin.incremental.multiplatform=true
 kotlin.parallel.tasks.in.project=true
 # kotlin
-kotlinVersion=1.3.70
+kotlinVersion=1.3.61
 # kotlin libraries
 serializationVersion=0.20.0-1.3.70-eap-274-2
 coroutinesVersion=1.3.3

mirai-core-qqandroid/src/androidMain/kotlin/net/mamoe/mirai/qqandroid/QQAndroid.kt

@@ -21,7 +21,7 @@ import net.mamoe.mirai.utils.MiraiInternalAPI
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
 actual object QQAndroid : BotFactory {
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     @JvmName("newBot")
     actual override fun Bot(context: Context, qq: Long, password: String, configuration: BotConfiguration): Bot {
         return QQAndroidBot(context, BotAccount(qq, password), configuration)
@@ -30,7 +30,7 @@ actual object QQAndroid : BotFactory {
     /**
      * 使用指定的 [配置][configuration] 构造 [Bot] 实例
      */
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     @JvmName("newBot")
     actual override fun Bot(
         context: Context,

mirai-core-qqandroid/src/androidMain/kotlin/net/mamoe/mirai/qqandroid/QQAndroidBot.kt

@@ -14,7 +14,7 @@ import net.mamoe.mirai.utils.BotConfiguration
 import net.mamoe.mirai.utils.Context
 import net.mamoe.mirai.utils.MiraiInternalAPI
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal actual class QQAndroidBot
 actual constructor(
     context: Context,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/ContactImpl.kt

@@ -367,7 +367,7 @@ internal fun GroupImpl.Companion.checkIsInstance(expression: Boolean) {
 }
 
 @Suppress("PropertyName")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal class GroupImpl(
     bot: QQAndroidBot, override val coroutineContext: CoroutineContext,
     override val id: Long,
@@ -383,7 +383,7 @@ internal class GroupImpl(
 
     override lateinit var owner: Member
 
-    @OptIn(MiraiExperimentalAPI::class)
+    @UseExperimental(MiraiExperimentalAPI::class)
     override val botAsMember: Member by lazy {
         Member(object : MemberInfo {
             override val nameCard: String
@@ -401,7 +401,7 @@ internal class GroupImpl(
         })
     }
 
-    @OptIn(MiraiExperimentalAPI::class)
+    @UseExperimental(MiraiExperimentalAPI::class)
     override lateinit var botPermission: MemberPermission
 
     var _botMuteTimestamp: Int = groupInfo.botMuteRemaining
@@ -557,10 +557,10 @@ internal class GroupImpl(
         TODO("not implemented")
     }
 
-    @OptIn(MiraiExperimentalAPI::class)
+    @UseExperimental(MiraiExperimentalAPI::class)
     override fun Member(memberInfo: MemberInfo): Member {
         return MemberImpl(
-            @OptIn(LowLevelAPI::class)
+            @UseExperimental(LowLevelAPI::class)
             bot._lowLevelNewQQ(memberInfo) as QQImpl,
             this,
             this.coroutineContext,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/QQAndroidBot.kt

@@ -36,14 +36,14 @@ import net.mamoe.mirai.utils.*
 import kotlin.collections.asSequence
 import kotlin.coroutines.CoroutineContext
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal expect class QQAndroidBot constructor(
     context: Context,
     account: BotAccount,
     configuration: BotConfiguration
 ) : QQAndroidBotBase
 
-@OptIn(MiraiInternalAPI::class, MiraiExperimentalAPI::class)
+@UseExperimental(MiraiInternalAPI::class, MiraiExperimentalAPI::class)
 internal abstract class QQAndroidBotBase constructor(
     context: Context,
     account: BotAccount,
@@ -69,7 +69,7 @@ internal abstract class QQAndroidBotBase constructor(
     override val friends: ContactList<QQ> = ContactList(LockFreeLinkedList())
 
     override val selfQQ: QQ by lazy {
-        @OptIn(LowLevelAPI::class)
+        @UseExperimental(LowLevelAPI::class)
         _lowLevelNewQQ(object : FriendInfo {
             override val uin: Long get() = this@QQAndroidBotBase.uin
             override val nick: String get() = this@QQAndroidBotBase.nick
@@ -101,7 +101,7 @@ internal abstract class QQAndroidBotBase constructor(
         return groups.delegate.getOrNull(uin)
     }
 
-    @OptIn(LowLevelAPI::class)
+    @UseExperimental(LowLevelAPI::class)
     override suspend fun _lowLevelQueryGroupList(): Sequence<Long> {
         return network.run {
             FriendList.GetTroopListSimplify(bot.client)
@@ -109,7 +109,7 @@ internal abstract class QQAndroidBotBase constructor(
         }.groups.asSequence().map { it.groupUin.shl(32) and it.groupCode }
     }
 
-    @OptIn(LowLevelAPI::class)
+    @UseExperimental(LowLevelAPI::class)
     override suspend fun _lowLevelQueryGroupInfo(groupCode: Long): GroupInfo = network.run {
         TroopManagement.GetGroupInfo(
             client = bot.client,
@@ -117,7 +117,7 @@ internal abstract class QQAndroidBotBase constructor(
         ).sendAndExpect<GroupInfoImpl>(retry = 2)
     }
 
-    @OptIn(LowLevelAPI::class)
+    @UseExperimental(LowLevelAPI::class)
     override suspend fun _lowLevelQueryGroupMemberList(
         groupUin: Long,
         groupCode: Long,
@@ -187,7 +187,7 @@ internal abstract class QQAndroidBotBase constructor(
         }
     }
 
-    @OptIn(LowLevelAPI::class)
+    @UseExperimental(LowLevelAPI::class)
     override suspend fun _lowLevelRecallFriendMessage(friendId: Long, messageId: Long, time: Long) {
         network.run {
             val response: PbMessageSvc.PbMsgWithDraw.Response =
@@ -198,7 +198,7 @@ internal abstract class QQAndroidBotBase constructor(
         }
     }
 
-    @OptIn(LowLevelAPI::class)
+    @UseExperimental(LowLevelAPI::class)
     override suspend fun _lowLevelRecallGroupMessage(groupId: Long, messageId: Long) {
         network.run {
             val response: PbMessageSvc.PbMsgWithDraw.Response =

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/io/serialization/Jce.kt

@@ -96,7 +96,7 @@ class Jce private constructor(private val charset: JceCharset, override val cont
      * From: com.qq.taf.jce.JceOutputStream
      */
     @Suppress("unused", "MemberVisibilityCanBePrivate")
-    @OptIn(ExperimentalIoApi::class)
+    @UseExperimental(ExperimentalIoApi::class)
     private open inner class JceEncoder(
         internal val output: BytePacketBuilder
     ) : TaggedEncoder<Int>() {
@@ -120,7 +120,7 @@ class Jce private constructor(private val charset: JceCharset, override val cont
             else -> throw SerializationException("Primitives are not supported at top-level")
         }
 
-        @OptIn(ImplicitReflectionSerializer::class)
+        @UseExperimental(ImplicitReflectionSerializer::class)
         @Suppress("UNCHECKED_CAST", "NAME_SHADOWING")
         override fun <T> encodeSerializableValue(serializer: SerializationStrategy<T>, value: T) =
             when {
@@ -546,7 +546,7 @@ class Jce private constructor(private val charset: JceCharset, override val cont
     }
 
 
-    @OptIn(ExperimentalUnsignedTypes::class)
+    @UseExperimental(ExperimentalUnsignedTypes::class)
     internal inner class JceInput(
         @PublishedApi
         internal val input: ByteReadPacket,
@@ -711,7 +711,7 @@ class Jce private constructor(private val charset: JceCharset, override val cont
             } while (head.type.toInt() != 11)
         }
 
-        @OptIn(ExperimentalUnsignedTypes::class)
+        @UseExperimental(ExperimentalUnsignedTypes::class)
         @PublishedApi
         internal fun skipField(type: Byte) = when (type.toInt()) {
             0 -> this.input.discardExact(1)
@@ -843,7 +843,7 @@ internal inline fun <R> Jce.JceInput.skipToTagOrNull(tag: Int, block: (JceHead)
     }
 }
 
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 inline class JceHead(private val value: Long) {
     constructor(tag: Int, type: Byte) : this(tag.toLong().shl(32) or type.toLong())
 

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/message/MessageSourceImpl.kt

@@ -253,7 +253,7 @@ internal class MessageSourceFromSendFriend(
     val sequenceId: Int,
     override val originalMessage: MessageChain
 ) : MessageSourceFromSend() {
-    @OptIn(ExperimentalCoroutinesApi::class)
+    @UseExperimental(ExperimentalCoroutinesApi::class)
     override val id: Long
         get() = sequenceId.toLong().shl(32) or
                 messageRandom.toLong().and(0xFFFFFFFF)
@@ -277,12 +277,12 @@ internal class MessageSourceFromSendGroup(
 ) : MessageSourceFromSend() {
     private lateinit var sequenceIdDeferred: Deferred<Int>
 
-    @OptIn(ExperimentalCoroutinesApi::class)
+    @UseExperimental(ExperimentalCoroutinesApi::class)
     override val id: Long
         get() = sequenceIdDeferred.getCompleted().toLong().shl(32) or
                 messageRandom.toLong().and(0xFFFFFFFF)
 
-    @OptIn(MiraiExperimentalAPI::class)
+    @UseExperimental(MiraiExperimentalAPI::class)
     internal fun startWaitingSequenceId(coroutineScope: CoroutineScope) {
         sequenceIdDeferred =
             coroutineScope.subscribingGetAsync<OnlinePush.PbPushGroupMsg.SendGroupMessageReceipt, Int>(

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/message/messages.kt

@@ -219,7 +219,7 @@ private val atAllData = ImMsgBody.Elem(
     )
 )
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal fun MessageChain.toRichTextElems(forGroup: Boolean): MutableList<ImMsgBody.Elem> {
     val elements = mutableListOf<ImMsgBody.Elem>()
 
@@ -332,7 +332,7 @@ internal class OnlineFriendImageImpl(
     }
 }
 
-@OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
+@UseExperimental(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
 internal fun MsgComm.Msg.toMessageChain(): MessageChain {
     val elements = this.msgBody.richText.elems
 
@@ -343,7 +343,7 @@ internal fun MsgComm.Msg.toMessageChain(): MessageChain {
 }
 
 // These two functions are not identical, dont combine.
-@OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
+@UseExperimental(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
 internal fun ImMsgBody.SourceMsg.toMessageChain(): MessageChain {
     val elements = this.elems!!
 
@@ -368,9 +368,7 @@ private fun MessageChain.removeAtIfHasQuoteReply(): MessageChain =
         }.asMessageChain()
     } else this*/
 
-@OptIn(
-    MiraiInternalAPI::class, ExperimentalUnsignedTypes::class, MiraiDebugAPI::class, LowLevelAPI::class
-)
+@UseExperimental(MiraiInternalAPI::class, ExperimentalUnsignedTypes::class, MiraiDebugAPI::class, LowLevelAPI::class)
 internal fun List<ImMsgBody.Elem>.joinToMessageChain(message: MessageChainBuilder) {
     this.forEach {
         when {

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/QQAndroidBotNetworkHandler.kt

@@ -44,7 +44,7 @@ import kotlin.jvm.Volatile
 import kotlin.time.ExperimentalTime
 
 @Suppress("MemberVisibilityCanBePrivate")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal class QQAndroidBotNetworkHandler(bot: QQAndroidBot) : BotNetworkHandler() {
     override val bot: QQAndroidBot by bot.unsafeWeakRef()
     override val supervisor: CompletableJob = SupervisorJob(bot.coroutineContext[Job])
@@ -182,7 +182,7 @@ internal class QQAndroidBotNetworkHandler(bot: QQAndroidBot) : BotNetworkHandler
     internal var pendingIncomingPackets: LockFreeLinkedList<KnownPacketFactories.IncomingPacket<*>>? =
         LockFreeLinkedList()
 
-    @OptIn(MiraiExperimentalAPI::class, ExperimentalTime::class)
+    @UseExperimental(MiraiExperimentalAPI::class, ExperimentalTime::class)
     override suspend fun init(): Unit = coroutineScope {
         check(bot.isActive) { "bot is dead therefore network can't init" }
         check(this@QQAndroidBotNetworkHandler.isActive) { "network is dead therefore can't init" }
@@ -371,7 +371,7 @@ internal class QQAndroidBotNetworkHandler(bot: QQAndroidBot) : BotNetworkHandler
      *
      * @param input 一个完整的包的内容, 去掉开头的 int 包长度
      */
-    @OptIn(ExperimentalCoroutinesApi::class)
+    @UseExperimental(ExperimentalCoroutinesApi::class)
     fun parsePacketAsync(input: Input): Job {
         return this.launch(start = CoroutineStart.ATOMIC) {
             input.use { parsePacket(it) }

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/QQAndroidClient.kt

@@ -40,7 +40,7 @@ import net.mamoe.mirai.utils.io.*
  DOMAINS
  Pskey: "openmobile.qq.com"
  */
-@OptIn(MiraiExperimentalAPI::class, MiraiInternalAPI::class)
+@UseExperimental(MiraiExperimentalAPI::class, MiraiInternalAPI::class)
 @PublishedApi
 internal open class QQAndroidClient(
     context: Context,
@@ -158,7 +158,7 @@ internal open class QQAndroidClient(
      */
     val uin: Long get() = _uin
 
-    @OptIn(RawAccountIdUse::class)
+    @UseExperimental(RawAccountIdUse::class)
     @Suppress("PropertyName")
     internal var _uin: Long = bot.account.id
 

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/highway/HighwayHelper.kt

@@ -35,7 +35,7 @@ import net.mamoe.mirai.utils.io.ByteArrayPool
 import net.mamoe.mirai.utils.io.PlatformSocket
 import net.mamoe.mirai.utils.io.withUse
 
-@OptIn(MiraiInternalAPI::class, InternalSerializationApi::class)
+@UseExperimental(MiraiInternalAPI::class, InternalSerializationApi::class)
 @Suppress("SpellCheckingInspection")
 internal suspend fun HttpClient.postImage(
     htcmd: String,
@@ -93,9 +93,9 @@ internal suspend fun HttpClient.postImage(
     }
 } == HttpStatusCode.OK
 
-@OptIn(MiraiInternalAPI::class, InternalSerializationApi::class)
+@UseExperimental(MiraiInternalAPI::class, InternalSerializationApi::class)
 internal object HighwayHelper {
-    @OptIn(InternalCoroutinesApi::class)
+    @UseExperimental(InternalCoroutinesApi::class)
     suspend fun uploadImage(
         client: QQAndroidClient,
         serverIp: String,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/highway/highway.kt

@@ -22,7 +22,7 @@ import net.mamoe.mirai.qqandroid.network.protocol.packet.EMPTY_BYTE_ARRAY
 import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.io.*
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal fun createImageDataPacketSequence( // RequestDataTrans
     client: QQAndroidClient,
     command: String,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/EncryptMethod.kt

@@ -16,7 +16,7 @@ import net.mamoe.mirai.utils.cryptor.ECDHKeyPair
 import net.mamoe.mirai.utils.io.encryptAndWrite
 import net.mamoe.mirai.utils.io.writeShortLVByteArray
 
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 internal interface EncryptMethod {
     val id: Int
 

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/OutgoingPacketAndroid.kt

@@ -31,7 +31,7 @@ internal class OutgoingPacket constructor(
 internal val KEY_16_ZEROS = ByteArray(16)
 internal val EMPTY_BYTE_ARRAY = ByteArray(0)
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal inline fun OutgoingPacketFactory<*>.buildOutgoingUniPacket(
     client: QQAndroidClient,
     bodyType: Byte = 1, // 1: PB?
@@ -64,7 +64,7 @@ internal inline fun OutgoingPacketFactory<*>.buildOutgoingUniPacket(
 }
 
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal inline fun IncomingPacketFactory<*>.buildResponseUniPacket(
     client: QQAndroidClient,
     bodyType: Byte = 1, // 1: PB?
@@ -95,7 +95,7 @@ internal inline fun IncomingPacketFactory<*>.buildResponseUniPacket(
     })
 }
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal inline fun BytePacketBuilder.writeUniPacket(
     commandName: String,
     unknownData: ByteArray,
@@ -128,7 +128,7 @@ internal val NO_ENCRYPT: ByteArray = ByteArray(0)
 /**
  * com.tencent.qphone.base.util.CodecWarpper#encodeRequest(int, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, byte[], int, int, java.lang.String, byte, byte, byte, byte[], byte[], boolean)
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal inline fun OutgoingPacketFactory<*>.buildLoginOutgoingPacket(
     client: QQAndroidClient,
     bodyType: Byte,
@@ -166,7 +166,7 @@ internal inline fun OutgoingPacketFactory<*>.buildLoginOutgoingPacket(
 
 private inline val BRP_STUB get() = ByteReadPacket.Empty
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal inline fun BytePacketBuilder.writeSsoPacket(
     client: QQAndroidClient,
     subAppId: Long,
@@ -232,7 +232,7 @@ internal inline fun BytePacketBuilder.writeSsoPacket(
     writeIntLVPacket(lengthOffset = { it + 4 }, builder = body)
 }
 
-@OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
+@UseExperimental(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
 internal fun BytePacketBuilder.writeOicqRequestPacket(
     client: QQAndroidClient,
     encryptMethod: EncryptMethod,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/PacketFactory.kt

@@ -47,7 +47,7 @@ internal sealed class PacketFactory<TPacket : Packet?> {
  *
  * @param TPacket 服务器回复包解析结果
  */
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 internal abstract class OutgoingPacketFactory<TPacket : Packet?>(
     /**
      * 命令名. 如 `wtlogin.login`, `ConfigPushSvc.PushDomain`
@@ -116,7 +116,7 @@ internal val PacketLogger: MiraiLoggerWithSwitch = DefaultLogger("Packet").withS
 /**
  * 已知的数据包工厂列表.
  */
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 internal object KnownPacketFactories {
     object OutgoingFactories : List<OutgoingPacketFactory<*>> by mutableListOf(
         WtLogin.Login,
@@ -163,7 +163,7 @@ internal object KnownPacketFactories {
      * full packet without length
      */
     // do not inline. Exceptions thrown will not be reported correctly
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     @Suppress("UNCHECKED_CAST")
     suspend fun <T : Packet?> parseIncomingPacket(bot: QQAndroidBot, rawInput: Input, consumer: PacketConsumer<T>) = with(rawInput) {
         // login
@@ -225,7 +225,7 @@ internal object KnownPacketFactories {
         }
     }
 
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     internal suspend fun <T : Packet?> handleIncomingPacket(it: IncomingPacket<T>, bot: QQAndroidBot, flag2: Int, consumer: PacketConsumer<T>) {
         if (it.packetFactory == null) {
             bot.network.logger.debug("Received commandName: ${it.commandName}")
@@ -274,7 +274,7 @@ internal object KnownPacketFactories {
     /**
      * 解析 SSO 层包装
      */
-    @OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
+    @UseExperimental(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
     private fun parseSsoFrame(bot: QQAndroidBot, input: ByteReadPacket): IncomingPacket<*> {
         val commandName: String
         val ssoSequenceId: Int
@@ -335,7 +335,7 @@ internal object KnownPacketFactories {
         return IncomingPacket(packetFactory, ssoSequenceId, packet, commandName)
     }
 
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     private suspend fun <T : Packet?> ByteReadPacket.parseOicqResponse(
         bot: QQAndroidBot,
         packetFactory: OutgoingPacketFactory<T>,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/chat/receive/MessageSvc.kt

@@ -73,7 +73,7 @@ internal class MessageSvc {
     /**
      * 获取好友消息和消息记录
      */
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     internal object PbGetMsg : OutgoingPacketFactory<PbGetMsg.Response>("MessageSvc.PbGetMsg") {
         operator fun invoke(
             client: QQAndroidClient,
@@ -104,7 +104,7 @@ internal class MessageSvc {
             )
         }
 
-        @OptIn(MiraiInternalAPI::class)
+        @UseExperimental(MiraiInternalAPI::class)
         open class GetMsgSuccess(delegate: List<Packet>) : Response(MsgSvc.SyncFlag.STOP, delegate) {
             override fun toString(): String = "MessageSvc.PbGetMsg.GetMsgSuccess(messages=<Iterable>))"
         }
@@ -121,7 +121,7 @@ internal class MessageSvc {
 
         object EmptyResponse : GetMsgSuccess(emptyList())
 
-        @OptIn(MiraiInternalAPI::class, MiraiExperimentalAPI::class, FlowPreview::class)
+        @UseExperimental(MiraiInternalAPI::class, MiraiExperimentalAPI::class, FlowPreview::class)
         override suspend fun ByteReadPacket.decode(bot: QQAndroidBot): Response {
             // 00 00 01 0F 08 00 12 00 1A 34 08 FF C1 C4 F1 05 10 FF C1 C4 F1 05 18 E6 ED B9 C3 02 20 89 FE BE A4 06 28 8A CA 91 D1 0C 48 9B A5 BD 9B 0A 58 DE 9D 99 F8 08 60 1D 68 FF C1 C4 F1 05 70 00 20 02 2A 9D 01 08 F3 C1 C4 F1 05 10 A2 FF 8C F0 03 18 01 22 8A 01 0A 2A 08 A2 FF 8C F0 03 10 DD F1 92 B7 07 18 A6 01 20 0B 28 AE F9 01 30 F4 C1 C4 F1 05 38 A7 E3 D8 D4 84 80 80 80 01 B8 01 CD B5 01 12 08 08 01 10 00 18 00 20 00 1A 52 0A 50 0A 27 08 00 10 F4 C1 C4 F1 05 18 A7 E3 D8 D4 04 20 00 28 0C 30 00 38 86 01 40 22 4A 0C E5 BE AE E8 BD AF E9 9B 85 E9 BB 91 12 08 0A 06 0A 04 4E 4D 53 4C 12 15 AA 02 12 9A 01 0F 80 01 01 C8 01 00 F0 01 00 F8 01 00 90 02 00 12 04 4A 02 08 00 30 01 2A 15 08 97 A2 C1 F1 05 10 95 A6 F5 E5 0C 18 01 30 01 40 01 48 81 01 2A 10 08 D3 F7 B5 F1 05 10 DD F1 92 B7 07 18 01 30 01 38 00 42 00 48 00
             val resp = readProtoBuf(MsgSvc.PbGetMsgResp.serializer())
@@ -276,7 +276,6 @@ internal class MessageSvc {
             }
         }
 
-        @Suppress("FunctionName")
         inline fun ToFriend(
             client: QQAndroidClient,
             toUin: Long,
@@ -327,7 +326,6 @@ internal class MessageSvc {
         }
 
 
-        @Suppress("FunctionName")
         inline fun ToGroup(
             client: QQAndroidClient,
             groupCode: Long,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/login/WtLogin.kt

@@ -29,7 +29,7 @@ internal class WtLogin {
      * OicqRequest
      */
     @Suppress("FunctionName")
-    @OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
+    @UseExperimental(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
     internal object Login : OutgoingPacketFactory<Login.LoginPacketResponse>("wtlogin.login") {
         private const val subAppId = 537062845L
 
@@ -127,7 +127,7 @@ internal class WtLogin {
             private const val appId = 16L
             private const val subAppId = 537062845L
 
-            @OptIn(MiraiInternalAPI::class)
+            @UseExperimental(MiraiInternalAPI::class)
             operator fun invoke(
                 client: QQAndroidClient
             ): OutgoingPacket = buildLoginOutgoingPacket(client, bodyType = 2) { sequenceId ->
@@ -309,7 +309,7 @@ internal class WtLogin {
         }
 
         @InternalAPI
-        @OptIn(MiraiDebugAPI::class)
+        @UseExperimental(MiraiDebugAPI::class)
         override suspend fun ByteReadPacket.decode(bot: QQAndroidBot): LoginPacketResponse {
 
             discardExact(2) // subCommand
@@ -368,7 +368,7 @@ internal class WtLogin {
         }
 
         @InternalAPI
-        @OptIn(MiraiDebugAPI::class)
+        @UseExperimental(MiraiDebugAPI::class)
         private fun onSolveLoginCaptcha(tlvMap: TlvMap, bot: QQAndroidBot): LoginPacketResponse.Captcha {
             /*
             java.lang.IllegalStateException: UNKNOWN CAPTCHA QUESTION:
@@ -404,7 +404,7 @@ internal class WtLogin {
             error("UNKNOWN CAPTCHA, tlvMap=" + tlvMap._miraiContentToString())
         }
 
-        @OptIn(MiraiDebugAPI::class)
+        @UseExperimental(MiraiDebugAPI::class)
         private fun onLoginSuccess(tlvMap: TlvMap, bot: QQAndroidBot): LoginPacketResponse.Success {
             val client = bot.client
             //println("TLV KEYS: " + tlvMap.keys.joinToString { it.contentToString() })

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/utils/inline.kt

@@ -21,7 +21,7 @@ import kotlin.jvm.JvmName
 /**
  * Inline the block
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 @PublishedApi
 internal inline fun <R> inline(block: () -> R): R {
     contract {

mirai-core-qqandroid/src/commonTest/kotlin/test/printing.kt

@@ -35,7 +35,7 @@ inline fun ByteArray.debugPrintThis(name: String): ByteArray {
     return this
 }
 
-@OptIn(ExperimentalContracts::class, MiraiInternalAPI::class)
+@UseExperimental(ExperimentalContracts::class, MiraiInternalAPI::class)
 inline fun <R> Input.debugIfFail(name: String = "", onFail: (ByteArray) -> ByteReadPacket = { it.toReadPacket() }, block: ByteReadPacket.() -> R): R {
 
     contract {

mirai-core-qqandroid/src/jvmMain/kotlin/net/mamoe/mirai/qqandroid/QQAndroid.kt

@@ -23,7 +23,7 @@ import net.mamoe.mirai.utils.MiraiInternalAPI
  * QQ for Android
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual object QQAndroid : BotFactory {
 
     /**

mirai-core-qqandroid/src/jvmMain/kotlin/net/mamoe/mirai/qqandroid/QQAndroidBot.kt

@@ -15,11 +15,11 @@ import net.mamoe.mirai.utils.Context
 import net.mamoe.mirai.utils.ContextImpl
 import net.mamoe.mirai.utils.MiraiInternalAPI
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 @Suppress("FunctionName")
 internal fun QQAndroidBot(account: BotAccount, configuration: BotConfiguration): QQAndroidBot = QQAndroidBot(ContextImpl(), account, configuration)
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 internal actual class QQAndroidBot actual constructor(
     context: Context,
     account: BotAccount,

mirai-core-qqandroid/src/jvmTest/kotlin/test/ProtoBufDataClassGenerator.kt

@@ -161,7 +161,7 @@ data class PBFieldInfo(
     }
 }
 
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 fun String.generateProtoBufDataClass(): GeneratedClass {
     if (this.indexOf("extends") == -1) {
         val javaClassname = substringBetween("class", "{")
@@ -367,7 +367,7 @@ fun String.getNumericalValue(): Int? {
     return this.filter { it in '0'..'9' }.toDoubleOrNull()?.toInt()
 }
 
-@OptIn(MiraiDebugAPI::class)
+@UseExperimental(MiraiDebugAPI::class)
 fun ProtoType.mapToKotlinType(): String {
     return when (this) {
         ProtoType.VAR_INT -> "Int"

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/Bot.kt

@@ -24,9 +24,7 @@ import net.mamoe.mirai.utils.*
  * @see kotlinx.coroutines.isActive 判断 [Bot] 是否正常运行中. (在线, 且没有被 [close])
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(
-    MiraiInternalAPI::class, LowLevelAPI::class, MiraiExperimentalAPI::class, JavaHappyAPI::class
-)
+@UseExperimental(MiraiInternalAPI::class, LowLevelAPI::class, MiraiExperimentalAPI::class, JavaHappyAPI::class)
 actual abstract class Bot actual constructor() : CoroutineScope, LowLevelBotAPIAccessor, BotJavaHappyAPI() {
     actual companion object {
         /**
@@ -236,6 +234,6 @@ actual abstract class Bot actual constructor() : CoroutineScope, LowLevelBotAPIA
      */
     actual abstract fun close(cause: Throwable?)
 
-    @OptIn(LowLevelAPI::class, MiraiExperimentalAPI::class)
+    @UseExperimental(LowLevelAPI::class, MiraiExperimentalAPI::class)
     actual final override fun toString(): String = "Bot(${uin})"
 }

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/BotJavaHappyAPI.kt

@@ -132,7 +132,7 @@ actual abstract class BotJavaHappyAPI actual constructor() {
         message: String? = null,
         remark: String? = null
     ): AddFriendResult {
-        @OptIn(MiraiExperimentalAPI::class)
+        @UseExperimental(MiraiExperimentalAPI::class)
         return runBlocking { addFriend(id, message, remark) }
     }
 
@@ -170,7 +170,7 @@ actual abstract class BotJavaHappyAPI actual constructor() {
 }
 
 // !! 不要 crossinline, 会编译失败
-@OptIn(ExperimentalCoroutinesApi::class)
+@UseExperimental(ExperimentalCoroutinesApi::class)
 internal fun <R, C : CoroutineScope> C.future(block: suspend C.() -> R): Future<R> {
     val future = object : Future<R> {
         val value: CompletableDeferred<R> = CompletableDeferred()
@@ -215,7 +215,7 @@ internal fun <R, C : CoroutineScope> C.future(block: suspend C.() -> R): Future<
     }
 
     launch {
-        @OptIn(ExperimentalCoroutinesApi::class)
+        @UseExperimental(ExperimentalCoroutinesApi::class)
         future.value.completeWith(kotlin.runCatching { block() })
     }
 

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/contact/Contact.kt

@@ -33,7 +33,7 @@ import net.mamoe.mirai.utils.WeakRefProperty
  * @author Him188moe
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(MiraiInternalAPI::class, JavaHappyAPI::class)
+@UseExperimental(MiraiInternalAPI::class, JavaHappyAPI::class)
 actual abstract class Contact : CoroutineScope, ContactJavaHappyAPI() {
     /**
      * 这个联系人所属 [Bot].

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/contact/Member.kt

@@ -21,7 +21,7 @@ import net.mamoe.mirai.utils.WeakRefProperty
  * 群成员.
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(MiraiInternalAPI::class, JavaHappyAPI::class)
+@UseExperimental(MiraiInternalAPI::class, JavaHappyAPI::class)
 actual abstract class Member : MemberJavaHappyAPI() {
     /**
      * 所在的群.

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/message/MessagePacket.kt

@@ -16,7 +16,7 @@ import net.mamoe.mirai.utils.MiraiInternalAPI
 /**
  * 平台相关扩展
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual abstract class MessagePacket<TSender : QQ, TSubject : Contact> actual constructor() : MessagePacketBase<TSender, TSubject>() {
     //   suspend inline fun uploadImage(image: Bitmap): Image = subject.uploadImage(image)
     //suspend inline fun uploadImage(image: URL): Image = subject.uploadImage(image)

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/message/MessageReceipt.kt

@@ -28,7 +28,7 @@ import net.mamoe.mirai.utils.unsafeWeakRef
  * @see MessageReceipt.sourceTime 源时间
  */
 @Suppress("FunctionName")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual open class MessageReceipt<C : Contact> actual constructor(
     actual val source: MessageSource,
     target: C,
@@ -94,7 +94,7 @@ actual open class MessageReceipt<C : Contact> actual constructor(
      */
     actual open suspend fun quote(): QuoteReplyToSend {
         this.source.ensureSequenceIdAvailable()
-        @OptIn(LowLevelAPI::class)
+        @UseExperimental(LowLevelAPI::class)
         return _unsafeQuote()
     }
 

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/SystemDeviceInfo.kt

@@ -23,7 +23,7 @@ import java.io.File
 /**
  * 加载一个设备信息. 若文件不存在或为空则随机并创建一个设备信息保存.
  */
-@OptIn(UnstableDefault::class)
+@UseExperimental(UnstableDefault::class)
 fun File.loadAsDeviceInfo(context: Context): DeviceInfo {
     if (!this.exists() || this.length() == 0L) {
         return SystemDeviceInfo(context).also {

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/io/PlatformSocket.kt

@@ -80,7 +80,7 @@ actual class PlatformSocket : Closeable {
         }
     }
 
-    @OptIn(ExperimentalIoApi::class)
+    @UseExperimental(ExperimentalIoApi::class)
     actual suspend fun connect(serverHost: String, serverPort: Int) {
         withContext(Dispatchers.IO) {
             socket = Socket(serverHost, serverPort)

mirai-core/src/androidMain/kotlin/net/mamoe/mirai/utils/platformAndroid.kt

@@ -26,7 +26,7 @@ import java.util.zip.Inflater
 /**
  * Ktor HttpClient. 不同平台使用不同引擎.
  */
-@OptIn(KtorExperimentalAPI::class)
+@UseExperimental(KtorExperimentalAPI::class)
 actual val Http: HttpClient
     get() = HttpClient(CIO)
 
@@ -76,7 +76,7 @@ private inline fun InputStream.readInSequence(block: (Int) -> Unit) {
     }
 }
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual fun ByteArray.unzip(offset: Int, length: Int): ByteArray {
     this.checkOffsetAndLength(offset, length)
     if (length == 0) return ByteArray(0)

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/Bot.kt

@@ -41,7 +41,7 @@ import kotlin.jvm.JvmSynthetic
  * @see kotlinx.coroutines.isActive 判断 [Bot] 是否正常运行中. (在线, 且没有被 [close])
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(MiraiInternalAPI::class, LowLevelAPI::class)
+@UseExperimental(MiraiInternalAPI::class, LowLevelAPI::class)
 expect abstract class Bot() : CoroutineScope, LowLevelBotAPIAccessor {
     companion object {
         /**
@@ -241,7 +241,7 @@ expect abstract class Bot() : CoroutineScope, LowLevelBotAPIAccessor {
      */
     abstract fun close(cause: Throwable? = null)
 
-    @OptIn(LowLevelAPI::class, MiraiExperimentalAPI::class)
+    @UseExperimental(LowLevelAPI::class, MiraiExperimentalAPI::class)
     final override fun toString(): String
 }
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/BotAccount.kt

@@ -52,5 +52,5 @@ data class BotAccount(
 @MiraiInternalAPI
 @Retention(AnnotationRetention.SOURCE)
 @Target(CLASS, TYPEALIAS, FUNCTION, PROPERTY, FIELD, CONSTRUCTOR)
-@RequiresOptIn(level = RequiresOptIn.Level.WARNING)
+@Experimental(level = Experimental.Level.WARNING)
 annotation class RawAccountIdUse

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/BotImpl.kt

@@ -27,7 +27,7 @@ import kotlin.coroutines.CoroutineContext
 /*
  * 泛型 N 不需要向外(接口)暴露.
  */
-@OptIn(MiraiExperimentalAPI::class)
+@UseExperimental(MiraiExperimentalAPI::class)
 @MiraiInternalAPI
 abstract class BotImpl<N : BotNetworkHandler> constructor(
     context: Context,
@@ -43,7 +43,7 @@ abstract class BotImpl<N : BotNetworkHandler> constructor(
     @Suppress("CanBePrimaryConstructorProperty") // for logger
     final override val account: BotAccount = account
 
-    @OptIn(RawAccountIdUse::class)
+    @UseExperimental(RawAccountIdUse::class)
     override val uin: Long
         get() = account.id
     final override val logger: MiraiLogger by lazy { configuration.botLoggerSupplier(this) }
@@ -172,7 +172,7 @@ abstract class BotImpl<N : BotNetworkHandler> constructor(
 
     // endregion
 
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     override fun close(cause: Throwable?) {
         if (!this.botJob.isActive) {
             // already cancelled

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/Contact.kt

@@ -36,7 +36,7 @@ import kotlin.jvm.JvmSynthetic
  *
  * @author Him188moe
  */ // 不要删除多平台结构 !!! kotlin bug
-@OptIn(MiraiInternalAPI::class, JavaHappyAPI::class)
+@UseExperimental(MiraiInternalAPI::class, JavaHappyAPI::class)
 @Suppress("INAPPLICABLE_JVM_NAME")
 expect abstract class Contact() : CoroutineScope, ContactJavaHappyAPI {
     /**

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/ContactList.kt

@@ -19,7 +19,7 @@ import net.mamoe.mirai.utils.*
  *
  * @see ContactList.asSequence
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 @Suppress("unused")
 class ContactList<C : Contact>(@MiraiInternalAPI val delegate: LockFreeLinkedList<C>) {
     /**
@@ -79,7 +79,7 @@ fun <E : Contact> ContactList<E>.toList(): List<E> = toMutableList()
 /**
  * Collect all the elements into a [MutableList].
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun <E : Contact> ContactList<E>.toMutableList(): MutableList<E> = this.delegate.toMutableList()
 
 /**
@@ -90,7 +90,7 @@ fun <E : Contact> ContactList<E>.toSet(): Set<E> = toMutableSet()
 /**
  * Collect all the elements into a [MutableSet].
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun <E : Contact> ContactList<E>.toMutableSet(): MutableSet<E> = this.delegate.toMutableSet()
 
 /**
@@ -98,7 +98,7 @@ fun <E : Contact> ContactList<E>.toMutableSet(): MutableSet<E> = this.delegate.t
  *
  * Note that the sequence is dynamic, that is, elements are yielded atomically only when it is required
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun <E : Contact> ContactList<E>.asSequence(): Sequence<E> {
     return this.delegate.asSequence()
 }

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/Member.kt

@@ -25,7 +25,7 @@ import kotlin.time.ExperimentalTime
  * 群成员.
  */ // 不要删除多平台结构, kotlin bug
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(MiraiInternalAPI::class, JavaHappyAPI::class)
+@UseExperimental(MiraiInternalAPI::class, JavaHappyAPI::class)
 expect abstract class Member() : MemberJavaHappyAPI {
     /**
      * 所在的群.

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/MemberPermission.kt

@@ -82,7 +82,7 @@ expect class PermissionDeniedException : IllegalStateException {
  *
  * @throws PermissionDeniedException
  */
-@OptIn(MiraiExperimentalAPI::class)
+@UseExperimental(MiraiExperimentalAPI::class)
 inline fun Group.checkBotPermission(
     required: MemberPermission,
     lazyMessage: () -> String = {
@@ -99,7 +99,7 @@ inline fun Group.checkBotPermission(
  *
  * @throws PermissionDeniedException
  */
-@OptIn(MiraiExperimentalAPI::class)
+@UseExperimental(MiraiExperimentalAPI::class)
 inline fun Group.checkBotPermissionOperator(
     lazyMessage: () -> String = {
         "Permission denied: required ${MemberPermission.ADMINISTRATOR} or ${MemberPermission.OWNER}, got actual $botPermission for $bot in group $id"

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/Event.kt

@@ -66,7 +66,7 @@ abstract class AbstractCancellableEvent : Event, CancellableEvent {
 /**
  * 广播一个事件的唯一途径.
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 suspend fun <E : Event> E.broadcast(): E = apply {
     if (this is BroadcastControllable && !this.shouldBroadcast) {
         return@apply

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/events/BotEvents.kt

@@ -143,7 +143,7 @@ sealed class MessageRecallEvent : BotEvent {
     ) : MessageRecallEvent(), GroupOperableEvent, Packet
 }
 
-@OptIn(MiraiExperimentalAPI::class)
+@UseExperimental(MiraiExperimentalAPI::class)
 val MessageRecallEvent.GroupRecall.author: Member
     get() = if (authorId == bot.uin) group.botAsMember else group[authorId]
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/events/types.kt

@@ -73,7 +73,7 @@ val GroupOperableEvent.isByBot: Boolean get() = operator == null
  * 当操作人为 [Member] 时获取这个 [Member],
  * 当操作人为 [Bot] 时获取 [Group.botAsMember]
  */
-@OptIn(MiraiExperimentalAPI::class)
+@UseExperimental(MiraiExperimentalAPI::class)
 val GroupOperableEvent.operatorOrBot: Member
     get() = this.operator ?: this.group.botAsMember
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/internal/InternalEventListeners.kt

@@ -36,7 +36,7 @@ internal fun <E : Event> CoroutineScope.Handler(
     coroutineContext: CoroutineContext,
     handler: suspend (E) -> ListeningStatus
 ): Handler<E> {
-    @OptIn(ExperimentalCoroutinesApi::class) // don't remove
+    @UseExperimental(ExperimentalCoroutinesApi::class) // don't remove
     val context = this.newCoroutineContext(coroutineContext)
     return Handler(context[Job], context, handler)
 }
@@ -50,7 +50,7 @@ internal class Handler<in E : Event>
 @PublishedApi internal constructor(parentJob: Job?, private val subscriberContext: CoroutineContext, @JvmField val handler: suspend (E) -> ListeningStatus) :
     Listener<E>, CompletableJob by Job(parentJob) {
 
-    @OptIn(MiraiDebugAPI::class)
+    @UseExperimental(MiraiDebugAPI::class)
     override suspend fun onEvent(event: E): ListeningStatus {
         if (isCompleted || isCancelled) return ListeningStatus.STOPPED
         if (!isActive) return ListeningStatus.LISTENING
@@ -155,7 +155,7 @@ internal suspend inline fun Event.broadcastInternal() = coroutineScope {
     }
 }
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 private fun <E : Event> CoroutineScope.callAndRemoveIfRequired(event: E, listeners: EventListeners<E>) {
     // atomic foreach
     listeners.forEachNode { node ->

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/subscribeMessages.kt

@@ -33,7 +33,7 @@ import kotlin.coroutines.EmptyCoroutineContext
  *
  * @see CoroutineScope.incoming
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> CoroutineScope.subscribeMessages(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     crossinline listeners: MessageSubscribersBuilder<MessagePacket<*, *>>.() -> R
@@ -58,7 +58,7 @@ inline fun <R> CoroutineScope.subscribeMessages(
  *
  * @see CoroutineScope.incoming
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> CoroutineScope.subscribeGroupMessages(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     crossinline listeners: MessageSubscribersBuilder<GroupMessage>.() -> R
@@ -78,7 +78,7 @@ inline fun <R> CoroutineScope.subscribeGroupMessages(
  *
  * @see CoroutineScope.incoming
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> CoroutineScope.subscribeFriendMessages(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     crossinline listeners: MessageSubscribersBuilder<FriendMessage>.() -> R
@@ -98,7 +98,7 @@ inline fun <R> CoroutineScope.subscribeFriendMessages(
  *
  * @see CoroutineScope.incoming
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> Bot.subscribeMessages(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     crossinline listeners: MessageSubscribersBuilder<MessagePacket<*, *>>.() -> R
@@ -120,7 +120,7 @@ inline fun <R> Bot.subscribeMessages(
  *
  * @see CoroutineScope.incoming
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> Bot.subscribeGroupMessages(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     crossinline listeners: MessageSubscribersBuilder<GroupMessage>.() -> R
@@ -140,7 +140,7 @@ inline fun <R> Bot.subscribeGroupMessages(
  *
  * @see CoroutineScope.incoming
  */
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> Bot.subscribeFriendMessages(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     crossinline listeners: MessageSubscribersBuilder<FriendMessage>.() -> R

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/subscriber.kt

@@ -118,7 +118,7 @@ interface Listener<in E : Event> : CompletableJob {
  * @see subscribeGroupMessages  监听群消息 DSL
  * @see subscribeFriendMessages 监听好友消息 DSL
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 inline fun <reified E : Event> CoroutineScope.subscribe(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     noinline handler: suspend E.(E) -> ListeningStatus
@@ -136,7 +136,7 @@ inline fun <reified E : Event> CoroutineScope.subscribe(
  *
  * @see subscribe 获取更多说明
  */
-@OptIn(MiraiInternalAPI::class, ExperimentalContracts::class)
+@UseExperimental(MiraiInternalAPI::class, ExperimentalContracts::class)
 inline fun <reified E : Event> CoroutineScope.subscribeAlways(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     noinline listener: suspend E.(E) -> Unit
@@ -158,7 +158,7 @@ inline fun <reified E : Event> CoroutineScope.subscribeAlways(
  *
  * @see subscribe 获取更多说明
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 inline fun <reified E : Event> CoroutineScope.subscribeOnce(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     noinline listener: suspend E.(E) -> Unit
@@ -184,7 +184,7 @@ inline fun <reified E : Event> CoroutineScope.subscribeOnce(
  * @see subscribe 获取更多说明
  */
 @JvmName("subscribeAlwaysForBot")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 inline fun <reified E : BotEvent> Bot.subscribe(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     noinline handler: suspend E.(E) -> ListeningStatus
@@ -204,7 +204,7 @@ inline fun <reified E : BotEvent> Bot.subscribe(
  * @see subscribe 获取更多说明
  */
 @JvmName("subscribeAlwaysForBot1")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 inline fun <reified E : BotEvent> Bot.subscribeAlways(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     noinline listener: suspend E.(E) -> Unit
@@ -224,7 +224,7 @@ inline fun <reified E : BotEvent> Bot.subscribeAlways(
  * @see subscribe 获取更多说明
  */
 @JvmName("subscribeOnceForBot2")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 inline fun <reified E : BotEvent> Bot.subscribeOnce(
     coroutineContext: CoroutineContext = EmptyCoroutineContext,
     noinline listener: suspend E.(E) -> Unit

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/javaHappy.kt

@@ -15,7 +15,7 @@ import net.mamoe.mirai.utils.MiraiInternalAPI
  * 表明这个 API 是为了让 Java 使用者调用更方便.
  */
 @MiraiInternalAPI
-@RequiresOptIn(level = RequiresOptIn.Level.ERROR)
+@Experimental(level = Experimental.Level.ERROR)
 @Target(AnnotationTarget.PROPERTY, AnnotationTarget.FUNCTION, AnnotationTarget.TYPE, AnnotationTarget.CLASS)
 annotation class JavaHappyAPI
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/lowLevelApi.kt

@@ -25,7 +25,7 @@ import net.mamoe.mirai.utils.WeakRef
  * 使用低级的 API 无法带来任何安全和便捷保障.
  * 仅在某些使用结构化 API 可能影响性能的情况下使用这些低级 API.
  */
-@RequiresOptIn
+@Experimental
 @Retention(AnnotationRetention.BINARY)
 @Target(AnnotationTarget.CLASS, AnnotationTarget.TYPE, AnnotationTarget.FUNCTION, AnnotationTarget.PROPERTY)
 annotation class LowLevelAPI

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/MessagePacket.kt

@@ -33,7 +33,7 @@ import kotlin.jvm.JvmName
  * 一条从服务器接收到的消息事件.
  * 请查看各平台的 `actual` 实现的说明.
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 expect abstract class MessagePacket<TSender : QQ, TSubject : Contact>() : MessagePacketBase<TSender, TSubject>
 
 /**

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/data/At.kt

@@ -28,7 +28,6 @@ import kotlin.jvm.JvmStatic
  * @see AtAll 全体成员
  */
 class At
-@Suppress("MemberVisibilityCanBePrivate")
 private constructor(val target: Long, val display: String) : Message, MessageContent {
 
     /**

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/data/Image.kt

@@ -76,7 +76,7 @@ interface OnlineImage : Image {
  * 查询原图下载链接.
  */
 suspend fun Image.queryUrl(): String {
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     return when (this) {
         is OnlineImage -> this.originUrl
         else -> BotImpl.instances.peekFirst().get()?.queryImageUrl(this)
@@ -102,7 +102,7 @@ interface OfflineImage : Image
  * 原图下载链接. 包含域名
  */
 suspend fun OfflineImage.queryOriginUrl(): String {
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     return BotImpl.instances.peekFirst().get()?.queryImageUrl(this) ?: error("No Bot available to query image url")
 }
 
@@ -115,7 +115,7 @@ suspend fun OfflineImage.queryOriginUrl(): String {
  * 群图片
  */
 // CustomFace
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 sealed class GroupImage : AbstractImage() {
     abstract val filepath: String
     abstract val fileId: Int
@@ -184,7 +184,7 @@ abstract class OnlineGroupImage : GroupImage(), OnlineImage
 /**
  * 好友图片
  */ // NotOnlineImage
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 sealed class FriendImage : AbstractImage() {
     abstract val resourceId: String
     abstract val md5: ByteArray

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/data/QuoteReply.kt

@@ -39,7 +39,7 @@ open class QuoteReply
  * 用于发送的引用回复.
  * 总是使用 [quote] 来构造实例.
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 sealed class QuoteReplyToSend
 @MiraiInternalAPI constructor(source: MessageSource) : QuoteReply(source) {
     class ToGroup(source: MessageSource, val sender: QQ) : QuoteReplyToSend(source) {
@@ -53,7 +53,7 @@ sealed class QuoteReplyToSend
  * 引用这条消息.
  * @see sender 消息发送人.
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun MessageChain.quote(sender: QQ?): QuoteReplyToSend {
     this.firstOrNull<MessageSource>()?.let {
         return it.quote(sender)
@@ -65,7 +65,7 @@ fun MessageChain.quote(sender: QQ?): QuoteReplyToSend {
  * 引用这条消息.
  * @see from 消息来源. 若是好友发送
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun MessageSource.quote(from: QQ?): QuoteReplyToSend {
     return if (this.groupId != 0L) {
         check(from is Member) { "sender must be Member to quote a GroupMessage" }

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/BotNetworkHandler.kt

@@ -101,7 +101,7 @@ abstract class BotNetworkHandler : CoroutineScope {
     }
 }
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 suspend fun BotNetworkHandler.closeAndJoin(cause: Throwable? = null) {
     this.close(cause)
     this.supervisor.join()

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/DeviceInfo.kt

@@ -120,7 +120,7 @@ class DeviceInfoData(
     @Transient
     override lateinit var context: Context
 
-    @OptIn(ExperimentalUnsignedTypes::class)
+    @UseExperimental(ExperimentalUnsignedTypes::class)
     override val ipAddress: ByteArray
         get() = localIpAddress().split(".").map { it.toUByte().toByte() }.takeIf { it.size == 4 }?.toByteArray() ?: byteArrayOf()
     override val androidId: ByteArray get() = display

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/annotataions.kt

@@ -18,7 +18,7 @@ import kotlin.annotation.AnnotationTarget.*
  * 非常不建议在发行版本中使用这些 API.
  */
 @Retention(AnnotationRetention.BINARY)
-@RequiresOptIn(level = RequiresOptIn.Level.ERROR)
+@Experimental(level = Experimental.Level.ERROR)
 @Target(
     CLASS, TYPEALIAS, FUNCTION, PROPERTY, FIELD, CONSTRUCTOR,
     CLASS,
@@ -36,7 +36,7 @@ annotation class MiraiInternalAPI(
  * 不建议在发行版本中使用这些 API.
  */
 @Retention(AnnotationRetention.BINARY)
-@RequiresOptIn(level = RequiresOptIn.Level.WARNING)
+@Experimental(level = Experimental.Level.WARNING)
 @Target(CLASS, TYPEALIAS, FUNCTION, PROPERTY, FIELD, CONSTRUCTOR)
 annotation class MiraiExperimentalAPI(
     val message: String = ""
@@ -49,7 +49,7 @@ annotation class MiraiExperimentalAPI(
  * 非常不建议在发行版本中使用这些 API.
  */
 @Retention(AnnotationRetention.BINARY)
-@RequiresOptIn(level = RequiresOptIn.Level.WARNING)
+@Experimental(level = Experimental.Level.WARNING)
 @Target(CLASS, TYPEALIAS, FUNCTION, PROPERTY, FIELD, CONSTRUCTOR)
 annotation class MiraiDebugAPI(
     val message: String = ""

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/channels.kt

@@ -32,7 +32,7 @@ import kotlin.jvm.JvmName
  */
 @InternalSerializationApi
 suspend fun ByteReadChannel.copyTo(dst: OutputStream) {
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     ByteArrayPool.useInstance { buffer ->
         var size: Int
         while (this.readAvailable(buffer).also { size = it } > 0) {
@@ -45,7 +45,7 @@ suspend fun ByteReadChannel.copyTo(dst: OutputStream) {
  * 从接收者管道读取所有数据并写入 [dst]. 不会关闭 [dst]
  */
 suspend fun ByteReadChannel.copyTo(dst: Output) {
-    @OptIn(MiraiInternalAPI::class)
+    @UseExperimental(MiraiInternalAPI::class)
     ByteArrayPool.useInstance { buffer ->
         var size: Int
         while (this.readAvailable(buffer).also { size = it } > 0) {
@@ -78,7 +78,7 @@ suspend fun ByteReadChannel.copyTo(dst: kotlinx.coroutines.io.ByteWriteChannel)
 @InternalSerializationApi
 suspend fun ByteReadChannel.copyAndClose(dst: OutputStream) {
     try {
-        @OptIn(MiraiInternalAPI::class)
+        @UseExperimental(MiraiInternalAPI::class)
         ByteArrayPool.useInstance { buffer ->
             var size: Int
             while (this.readAvailable(buffer).also { size = it } > 0) {
@@ -95,7 +95,7 @@ suspend fun ByteReadChannel.copyAndClose(dst: OutputStream) {
  */
 suspend fun ByteReadChannel.copyAndClose(dst: Output) {
     try {
-        @OptIn(MiraiInternalAPI::class)
+        @UseExperimental(MiraiInternalAPI::class)
         ByteArrayPool.useInstance { buffer ->
             var size: Int
             while (this.readAvailable(buffer).also { size = it } > 0) {

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/io/byteArrays.kt

@@ -30,7 +30,7 @@ import kotlin.jvm.JvmSynthetic
 
 @JvmOverloads
 @Suppress("DuplicatedCode") // false positive. foreach is not common to UByteArray and ByteArray
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 fun List<Byte>.toUHexString(separator: String = " ", offset: Int = 0, length: Int = this.size - offset): String {
     require(offset >= 0) { "offset shouldn't be negative: $offset" }
     require(length >= 0) { "length shouldn't be negative: $length" }
@@ -54,7 +54,7 @@ fun List<Byte>.toUHexString(separator: String = " ", offset: Int = 0, length: In
 
 @JvmOverloads
 @Suppress("DuplicatedCode") // false positive. foreach is not common to UByteArray and ByteArray
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 fun ByteArray.toUHexString(separator: String = " ", offset: Int = 0, length: Int = this.size - offset): String {
     this.checkOffsetAndLength(offset, length)
     if (length == 0) {
@@ -99,7 +99,7 @@ inline fun ByteArray.encodeToString(charset: Charset = Charsets.UTF_8): String =
 inline fun ByteArray.toReadPacket(offset: Int = 0, length: Int = this.size - offset) =
     ByteReadPacket(this, offset = offset, length = length)
 
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <R> ByteArray.read(t: ByteReadPacket.() -> R): R {
     contract {
         callsInPlace(t, InvocationKind.EXACTLY_ONCE)

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/io/chunked.kt

@@ -51,7 +51,7 @@ class ChunkedInput(
  *
  * 若 [ByteReadPacket.remaining] 小于 [sizePerPacket], 将会返回唯一元素 [this] 的 [Sequence]
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun ByteReadPacket.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
     ByteArrayPool.checkBufferSize(sizePerPacket)
     if (this.remaining <= sizePerPacket.toLong()) {
@@ -76,7 +76,7 @@ fun ByteReadPacket.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
  * 对于一个 1000 长度的 [ByteReadChannel] 和参数 [sizePerPacket] = 300, 将会产生含四个元素的 [Sequence],
  * 其长度分别为: 300, 300, 300, 100.
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun ByteReadChannel.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
     ByteArrayPool.checkBufferSize(sizePerPacket)
     if (this.isClosedForRead) {
@@ -100,7 +100,7 @@ fun ByteReadChannel.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
  * 对于一个 1000 长度的 [Input] 和参数 [sizePerPacket] = 300, 将会产生含四个元素的 [Sequence],
  * 其长度分别为: 300, 300, 300, 100.
  */
-@OptIn(MiraiInternalAPI::class, ExperimentalCoroutinesApi::class)
+@UseExperimental(MiraiInternalAPI::class, ExperimentalCoroutinesApi::class)
 internal fun Input.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
     ByteArrayPool.checkBufferSize(sizePerPacket)
 
@@ -127,7 +127,7 @@ internal fun Input.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
  *
  * 若 [ByteReadPacket.remaining] 小于 [sizePerPacket], 将会返回唯一元素 [this] 的 [Sequence]
  */
-@OptIn(MiraiInternalAPI::class, ExperimentalCoroutinesApi::class, InternalSerializationApi::class)
+@UseExperimental(MiraiInternalAPI::class, ExperimentalCoroutinesApi::class, InternalSerializationApi::class)
 internal fun InputStream.chunkedFlow(sizePerPacket: Int): Flow<ChunkedInput> {
     ByteArrayPool.checkBufferSize(sizePerPacket)
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/io/input.kt

@@ -18,7 +18,6 @@ import io.ktor.utils.io.charsets.Charsets
 import io.ktor.utils.io.core.*
 import io.ktor.utils.io.pool.useInstance
 import kotlinx.io.OutputStream
-import kotlinx.serialization.InternalSerializationApi
 import net.mamoe.mirai.utils.MiraiDebugAPI
 import net.mamoe.mirai.utils.MiraiInternalAPI
 import kotlin.contracts.ExperimentalContracts
@@ -28,8 +27,7 @@ import kotlin.jvm.JvmMultifileClass
 import kotlin.jvm.JvmName
 import kotlin.jvm.JvmSynthetic
 
-@InternalSerializationApi
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 fun ByteReadPacket.copyTo(outputStream: OutputStream) {
     ByteArrayPool.useInstance {
         while (this.isNotEmpty) {
@@ -52,7 +50,7 @@ inline fun ByteReadPacket.readPacketExact(
     n: Int = remaining.toInt()//not that safe but adequate
 ): ByteReadPacket = this.readBytes(n).toReadPacket()
 
-@OptIn(ExperimentalContracts::class)
+@UseExperimental(ExperimentalContracts::class)
 inline fun <C : Closeable, R> C.withUse(block: C.() -> R): R {
     contract {
         callsInPlace(block, InvocationKind.EXACTLY_ONCE)

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/io/output.kt

@@ -68,6 +68,6 @@ fun BytePacketBuilder.writeHex(uHex: String) {
 /**
  * 会使用 [ByteArrayPool] 缓存
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 inline fun BytePacketBuilder.encryptAndWrite(key: ByteArray, encoder: BytePacketBuilder.() -> Unit) =
     TEA.encrypt(BytePacketBuilder().apply(encoder).build(), key) { decrypted -> writeFully(decrypted) }

mirai-core/src/commonTest/kotlin/net.mamoe.mirai.message.data/CombinedMessageTest.kt

@@ -35,7 +35,7 @@ internal class CombinedMessageTest {
 
     private val toAdd = "1".toMessage()
 
-    @OptIn(ExperimentalTime::class)
+    @UseExperimental(ExperimentalTime::class)
     @Test
     fun speedTest() = repeat(100) {
         var count = 1L
@@ -86,7 +86,7 @@ internal class CombinedMessageTest {
         }
     }
 
-    @OptIn(ExperimentalTime::class)
+    @UseExperimental(ExperimentalTime::class)
     @Test
     fun testFastIteration() {
         println("start!")

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/Bot.kt

@@ -24,9 +24,7 @@ import net.mamoe.mirai.utils.*
  * @see kotlinx.coroutines.isActive 判断 [Bot] 是否正常运行中. (在线, 且没有被 [close])
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(
-    MiraiInternalAPI::class, LowLevelAPI::class, MiraiExperimentalAPI::class, JavaHappyAPI::class
-)
+@UseExperimental(MiraiInternalAPI::class, LowLevelAPI::class, MiraiExperimentalAPI::class, JavaHappyAPI::class)
 actual abstract class Bot actual constructor() : CoroutineScope, LowLevelBotAPIAccessor, BotJavaHappyAPI() {
     actual companion object {
         /**
@@ -246,6 +244,6 @@ actual abstract class Bot actual constructor() : CoroutineScope, LowLevelBotAPIA
      */
     actual abstract fun close(cause: Throwable?)
 
-    @OptIn(LowLevelAPI::class, MiraiExperimentalAPI::class)
+    @UseExperimental(LowLevelAPI::class, MiraiExperimentalAPI::class)
     actual final override fun toString(): String = "Bot(${uin})"
 }

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/BotJavaHappyAPI.kt

@@ -132,7 +132,7 @@ actual abstract class BotJavaHappyAPI actual constructor() {
         message: String? = null,
         remark: String? = null
     ): AddFriendResult {
-        @OptIn(MiraiExperimentalAPI::class)
+        @UseExperimental(MiraiExperimentalAPI::class)
         return runBlocking { addFriend(id, message, remark) }
     }
 
@@ -169,7 +169,7 @@ actual abstract class BotJavaHappyAPI actual constructor() {
     }
 }
 
-@OptIn(ExperimentalCoroutinesApi::class)
+@UseExperimental(ExperimentalCoroutinesApi::class)
 internal fun <R, C : CoroutineScope> C.future(block: suspend C.() -> R): Future<R> {
     val future = object : Future<R> {
         val value: CompletableDeferred<R> = CompletableDeferred()
@@ -214,7 +214,7 @@ internal fun <R, C : CoroutineScope> C.future(block: suspend C.() -> R): Future<
     }
 
     launch {
-        @OptIn(ExperimentalCoroutinesApi::class)
+        @UseExperimental(ExperimentalCoroutinesApi::class)
         future.value.completeWith(kotlin.runCatching { block() })
     }
 

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/Contact.kt

@@ -32,7 +32,7 @@ import net.mamoe.mirai.utils.WeakRefProperty
  * @author Him188moe
  */
 @Suppress("INAPPLICABLE_JVM_NAME")
-@OptIn(MiraiInternalAPI::class, JavaHappyAPI::class)
+@UseExperimental(MiraiInternalAPI::class, JavaHappyAPI::class)
 actual abstract class Contact : CoroutineScope, ContactJavaHappyAPI() {
     /**
      * 这个联系人所属 [Bot].

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/Member.kt

@@ -20,7 +20,7 @@ import net.mamoe.mirai.utils.WeakRefProperty
 /**
  * 群成员.
  */
-@OptIn(MiraiInternalAPI::class, JavaHappyAPI::class)
+@UseExperimental(MiraiInternalAPI::class, JavaHappyAPI::class)
 @Suppress("INAPPLICABLE_JVM_NAME")
 actual abstract class Member : MemberJavaHappyAPI() {
     /**

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/message/MessagePacket.kt

@@ -30,7 +30,7 @@ import java.net.URL
  * 一条从服务器接收到的消息事件.
  * JVM 平台相关扩展
  */
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual abstract class MessagePacket<TSender : QQ, TSubject : Contact> actual constructor() : MessagePacketBase<TSender, TSubject>() {
     // region 上传图片
     suspend inline fun uploadImage(image: BufferedImage): Image = subject.uploadImage(image)

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/message/MessageReceipt.kt

@@ -28,7 +28,7 @@ import net.mamoe.mirai.utils.unsafeWeakRef
  * @see MessageReceipt.sourceTime 源时间
  */
 @Suppress("FunctionName")
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual open class MessageReceipt<C : Contact> actual constructor(
     actual val source: MessageSource,
     target: C,
@@ -94,7 +94,7 @@ actual open class MessageReceipt<C : Contact> actual constructor(
      */
     actual open suspend fun quote(): QuoteReplyToSend {
         this.source.ensureSequenceIdAvailable()
-        @OptIn(LowLevelAPI::class)
+        @UseExperimental(LowLevelAPI::class)
         return _unsafeQuote()
     }
 

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/PlatformUtilsJvm.kt

@@ -57,7 +57,7 @@ actual fun localIpAddress(): String = InetAddress.getLocalHost().hostAddress
 
 actual val Http: HttpClient get() = HttpClient(CIO)
 
-@OptIn(MiraiInternalAPI::class)
+@UseExperimental(MiraiInternalAPI::class)
 actual fun ByteArray.unzip(offset: Int, length: Int): ByteArray {
     this.checkOffsetAndLength(offset, length)
     if (length == 0) return ByteArray(0)

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/SystemDeviceInfo.kt

@@ -21,7 +21,7 @@ import java.io.File
 /**
  * 加载一个设备信息. 若文件不存在或为空则随机并创建一个设备信息保存.
  */
-@OptIn(UnstableDefault::class)
+@UseExperimental(UnstableDefault::class)
 fun File.loadAsDeviceInfo(context: Context = ContextImpl()): DeviceInfo {
     if (!this.exists() || this.length() == 0L) {
         return SystemDeviceInfo(context).also {
@@ -35,7 +35,7 @@ fun File.loadAsDeviceInfo(context: Context = ContextImpl()): DeviceInfo {
 
 
 @Serializable
-@OptIn(ExperimentalUnsignedTypes::class)
+@UseExperimental(ExperimentalUnsignedTypes::class)
 actual open class SystemDeviceInfo actual constructor() : DeviceInfo() {
     actual constructor(context: Context) : this() {
         this.context = context

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/io/PlatformSocket.kt

@@ -80,7 +80,7 @@ actual class PlatformSocket : Closeable {
         }
     }
 
-    @OptIn(ExperimentalIoApi::class)
+    @UseExperimental(ExperimentalIoApi::class)
     actual suspend fun connect(serverHost: String, serverPort: Int) {
         withContext(Dispatchers.IO) {
             socket = Socket(serverHost, serverPort)

mirai-core/src/jvmTest/kotlin/net/mamoe/mirai/utils/LockFreeLinkedListTest.kt

@@ -142,7 +142,7 @@ internal class LockFreeLinkedListTest {
         list.size shouldBeEqualTo 0
     }
 
-    @OptIn(ExperimentalUnsignedTypes::class)
+    @UseExperimental(ExperimentalUnsignedTypes::class)
     @Test
     fun withInlineClassElements() {
         val list = LockFreeLinkedList<UInt>()
@@ -270,7 +270,7 @@ internal class LockFreeLinkedListTest {
      */
 }
 
-@OptIn(ExperimentalCoroutinesApi::class)
+@UseExperimental(ExperimentalCoroutinesApi::class)
 @MiraiExperimentalAPI
 internal suspend inline fun <E : LockFreeLinkedList<*>> E.concurrentDo(numberOfCoroutines: Int, times: Int, crossinline todo: E.() -> Unit) =
     coroutineScope {