Cleanup;

Use interface for JavaFriendly APIs;
Deprecate event responder in Bot in the favor of their member functions;
Deprecate `Bot.queryUrl(image: Image)`` in the favor of the extension `Image.queryUrl`

compatibility-validator/src/test/kotlin/compatibility/CombinedMessageTest.kt

 package compatibility
 
 import net.mamoe.mirai.message.data.*
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import kotlin.test.Test
 import kotlin.test.assertEquals
 

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

@@ -15,7 +15,6 @@ import net.mamoe.mirai.Bot
 import net.mamoe.mirai.BotFactory
 import net.mamoe.mirai.utils.BotConfiguration
 import net.mamoe.mirai.utils.Context
-import net.mamoe.mirai.utils.MiraiInternalAPI
 
 /**
  * QQ for Android

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

@@ -18,7 +18,6 @@ import kotlinx.io.core.*
 import kotlinx.io.pool.useInstance
 import net.mamoe.mirai.qqandroid.utils.ByteArrayPool
 import net.mamoe.mirai.qqandroid.utils.toReadPacket
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import java.nio.ByteBuffer
 
 @Suppress("DEPRECATION")

mirai-core-qqandroid/src/androidMain/kotlin/net/mamoe/mirai/qqandroid/utils/cryptor/ECDHAndroid.kt

@@ -11,7 +11,6 @@ package net.mamoe.mirai.qqandroid.utils.cryptor
 
 import android.annotation.SuppressLint
 import net.mamoe.mirai.qqandroid.utils.MiraiPlatformUtils.md5
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.MiraiLogger
 import java.security.*
 import java.security.spec.ECGenParameterSpec

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

@@ -14,7 +14,6 @@ package net.mamoe.mirai.qqandroid
 import kotlinx.io.core.toByteArray
 import net.mamoe.mirai.qqandroid.utils.MiraiPlatformUtils
 import net.mamoe.mirai.utils.MiraiExperimentalAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import kotlin.jvm.JvmSynthetic
 
 internal data class BotAccount(
@@ -22,7 +21,6 @@ internal data class BotAccount(
     internal val id: Long,
     @JvmSynthetic
     @MiraiExperimentalAPI
-    @MiraiInternalAPI
     val passwordMd5: ByteArray // md5
 ) {
     constructor(id: Long, passwordPlainText: String) : this(id, MiraiPlatformUtils.md5(passwordPlainText.toByteArray()))

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

@@ -17,7 +17,6 @@ import io.ktor.client.request.forms.MultiPartFormDataContent
 import io.ktor.client.request.forms.formData
 import kotlinx.coroutines.CoroutineName
 import kotlinx.coroutines.async
-import kotlinx.coroutines.io.ByteReadChannel
 import kotlinx.coroutines.withContext
 import kotlinx.serialization.UnstableDefault
 import kotlinx.serialization.json.Json
@@ -52,7 +51,6 @@ import net.mamoe.mirai.qqandroid.utils.encodeToString
 import net.mamoe.mirai.qqandroid.utils.io.serialization.toByteArray
 import net.mamoe.mirai.utils.*
 import kotlin.collections.asSequence
-import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.contract
 import kotlin.coroutines.CoroutineContext
 import kotlin.jvm.JvmSynthetic
@@ -60,7 +58,6 @@ import kotlin.math.absoluteValue
 import kotlin.random.Random
 import net.mamoe.mirai.qqandroid.network.protocol.data.jce.FriendInfo as JceFriendInfo
 
-@OptIn(ExperimentalContracts::class)
 internal fun Bot.asQQAndroidBot(): QQAndroidBot {
     contract {
         returns() implies (this@asQQAndroidBot is QQAndroidBot)
@@ -776,10 +773,6 @@ internal abstract class QQAndroidBotBase constructor(
 
 internal val EMPTY_BYTE_ARRAY = ByteArray(0)
 
-@Suppress("DEPRECATION")
-internal expect fun io.ktor.utils.io.ByteReadChannel.toKotlinByteReadChannel(): ByteReadChannel
-
-
 private fun RichMessage.Templates.longMessage(brief: String, resId: String, timeSeconds: Long): RichMessage {
     val limited: String = if (brief.length > 30) {
         brief.take(30) + "…"

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

@@ -7,7 +7,7 @@
  * https://github.com/mamoe/mirai/blob/master/LICENSE
  */
 
-@file:OptIn(MiraiInternalAPI::class, LowLevelAPI::class)
+@file:OptIn(LowLevelAPI::class)
 @file:Suppress("EXPERIMENTAL_API_USAGE", "DEPRECATION_ERROR", "NOTHING_TO_INLINE")
 
 package net.mamoe.mirai.qqandroid.contact
@@ -35,7 +35,10 @@ import net.mamoe.mirai.qqandroid.network.protocol.data.proto.Cmd0x352
 import net.mamoe.mirai.qqandroid.network.protocol.packet.chat.image.LongConn
 import net.mamoe.mirai.qqandroid.utils.MiraiPlatformUtils
 import net.mamoe.mirai.qqandroid.utils.toUHexString
-import net.mamoe.mirai.utils.*
+import net.mamoe.mirai.utils.ExternalImage
+import net.mamoe.mirai.utils.getValue
+import net.mamoe.mirai.utils.unsafeWeakRef
+import net.mamoe.mirai.utils.verbose
 import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.contract
 import kotlin.coroutines.CoroutineContext
@@ -84,7 +87,6 @@ internal class FriendImpl(
     }
 
     @JvmSynthetic
-
     override suspend fun uploadImage(image: ExternalImage): Image = try {
         @Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
         if (image.input is net.mamoe.mirai.utils.internal.DeferredReusableInput) {

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

@@ -8,7 +8,7 @@
  */
 
 @file:Suppress("INAPPLICABLE_JVM_NAME", "DEPRECATION_ERROR", "INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
-@file:OptIn(MiraiInternalAPI::class, LowLevelAPI::class)
+@file:OptIn(LowLevelAPI::class)
 
 package net.mamoe.mirai.qqandroid.contact
 

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

@@ -6,7 +6,7 @@
  *
  * https://github.com/mamoe/mirai/blob/master/LICENSE
  */
-@file: OptIn(MiraiExperimentalAPI::class, MiraiInternalAPI::class, LowLevelAPI::class, ExperimentalUnsignedTypes::class)
+@file:OptIn(LowLevelAPI::class)
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
 package net.mamoe.mirai.qqandroid.message
@@ -24,8 +24,6 @@ import net.mamoe.mirai.qqandroid.network.protocol.data.proto.MsgComm
 import net.mamoe.mirai.qqandroid.utils.*
 import net.mamoe.mirai.qqandroid.utils.io.serialization.loadAs
 import net.mamoe.mirai.qqandroid.utils.io.serialization.toByteArray
-import net.mamoe.mirai.utils.MiraiExperimentalAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.InvocationKind
 import kotlin.contracts.contract
@@ -208,7 +206,6 @@ private val PB_RESERVE_FOR_PTT =
 private val PB_RESERVE_FOR_DOUTU = "78 00 90 01 01 F8 01 00 A0 02 00 C8 02 00".hexToBytes()
 private val PB_RESERVE_FOR_ELSE = "78 00 F8 01 00 C8 02 00".hexToBytes()
 
-@OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
 internal fun MsgComm.Msg.toMessageChain(
     bot: Bot,
     groupIdOrZero: Long,
@@ -242,7 +239,6 @@ internal fun MsgComm.Msg.toMessageChain(
 
 // These two functions have difference method signature, don't combine.
 
-@OptIn(ExperimentalUnsignedTypes::class, MiraiInternalAPI::class)
 internal fun ImMsgBody.SourceMsg.toMessageChain(bot: Bot, groupIdOrZero: Long): MessageChain {
     val elements = this.elems!!
 

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

@@ -18,7 +18,6 @@ import net.mamoe.mirai.qqandroid.network.QQAndroidClient
 import net.mamoe.mirai.qqandroid.utils.io.encryptAndWrite
 import net.mamoe.mirai.qqandroid.utils.io.writeHex
 import net.mamoe.mirai.qqandroid.utils.io.writeIntLVPacket
-import net.mamoe.mirai.utils.MiraiInternalAPI
 
 internal class OutgoingPacket constructor(
     name: String?,
@@ -232,7 +231,6 @@ internal inline fun BytePacketBuilder.writeSsoPacket(
     writeIntLVPacket(lengthOffset = { it + 4 }, builder = body)
 }
 
-@OptIn(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/chat/receive/MessageSvc.PbGetMsg.kt

@@ -47,7 +47,6 @@ import net.mamoe.mirai.qqandroid.utils.io.serialization.writeProtoBuf
 import net.mamoe.mirai.qqandroid.utils.read
 import net.mamoe.mirai.qqandroid.utils.soutv
 import net.mamoe.mirai.qqandroid.utils.toUHexString
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.currentTimeSeconds
 import net.mamoe.mirai.utils.debug
 import net.mamoe.mirai.utils.warning
@@ -95,7 +94,6 @@ internal object MessageSvcPbGetMsg : OutgoingPacketFactory<MessageSvcPbGetMsg.Re
     /**
      * 不要直接 expect 这个 class. 它可能还没同步完成
      */
-    @MiraiInternalAPI
     open class Response(internal val syncFlagFromServer: MsgSvc.SyncFlag, delegate: List<Packet>) :
         AbstractEvent(),
         MultiPacket<Packet>,

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

@@ -8,10 +8,7 @@
  */
 
 @file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
-@file:OptIn(MiraiInternalAPI::class,
-    MiraiExperimentalAPI::class,
-    JavaFriendlyAPI::class,
-    ExperimentalUnsignedTypes::class)
+@file:OptIn(JavaFriendlyAPI::class)
 
 package net.mamoe.mirai.qqandroid.network.protocol.packet.chat.receive
 
@@ -35,8 +32,6 @@ import net.mamoe.mirai.qqandroid.network.protocol.packet.OutgoingPacket
 import net.mamoe.mirai.qqandroid.network.protocol.packet.buildResponseUniPacket
 import net.mamoe.mirai.qqandroid.utils.io.serialization.readProtoBuf
 import net.mamoe.mirai.qqandroid.utils.read
-import net.mamoe.mirai.utils.MiraiExperimentalAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 
 
 internal object OnlinePushPbPushTransMsg :

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

@@ -9,10 +9,7 @@
 
 @file:Suppress("INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
 @file:OptIn(
-    MiraiInternalAPI::class,
-    MiraiExperimentalAPI::class,
-    JavaFriendlyAPI::class,
-    ExperimentalUnsignedTypes::class
+    JavaFriendlyAPI::class
 )
 
 package net.mamoe.mirai.qqandroid.network.protocol.packet.chat.receive
@@ -54,8 +51,6 @@ import net.mamoe.mirai.qqandroid.utils.io.readString
 import net.mamoe.mirai.qqandroid.utils.io.serialization.*
 import net.mamoe.mirai.qqandroid.utils.read
 import net.mamoe.mirai.qqandroid.utils.toUHexString
-import net.mamoe.mirai.utils.MiraiExperimentalAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.currentTimeSeconds
 import net.mamoe.mirai.utils.debug
 

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

 package net.mamoe.mirai.qqandroid.utils
 
 import io.ktor.client.HttpClient
-import net.mamoe.mirai.utils.MiraiInternalAPI
 
 internal expect object MiraiPlatformUtils {
     fun unzip(data: ByteArray, offset: Int = 0, length: Int = data.size - offset): ByteArray
@@ -22,7 +21,6 @@ internal expect object MiraiPlatformUtils {
     /**
      * Ktor HttpClient. 不同平台使用不同引擎.
      */
-    @MiraiInternalAPI
     val Http: HttpClient
 }
 

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

@@ -14,7 +14,6 @@ import kotlinx.io.pool.useInstance
 import net.mamoe.mirai.qqandroid.utils.ByteArrayPool
 import net.mamoe.mirai.qqandroid.utils.toByteArray
 import net.mamoe.mirai.qqandroid.utils.toUHexString
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import kotlin.experimental.and
 import kotlin.experimental.xor
 import kotlin.jvm.JvmStatic
@@ -33,7 +32,6 @@ internal class DecryptionFailedException : Exception {
  *
  * **注意**: 此为 Mirai 内部 API. 它可能会在任何时刻被改变.
  */
-@MiraiInternalAPI
 internal object TEA {
     // TODO: 2020/2/28 使用 stream 式输入以避免缓存
 

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

@@ -19,7 +19,6 @@ import kotlinx.io.core.*
 import net.mamoe.mirai.qqandroid.utils.ByteArrayPool
 import net.mamoe.mirai.qqandroid.utils.toReadPacket
 import net.mamoe.mirai.qqandroid.utils.toUHexString
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import kotlin.contracts.InvocationKind
 import kotlin.contracts.contract
 import kotlin.jvm.JvmMultifileClass
@@ -59,7 +58,6 @@ internal inline fun TlvMap.getOrFail(tag: Int, lazyMessage: (tag: Int) -> String
 }
 
 @Suppress("FunctionName")
-@MiraiInternalAPI
 internal inline fun Input._readTLVMap(tagSize: Int = 2, suppressDuplication: Boolean = true): TlvMap =
     _readTLVMap(true, tagSize, suppressDuplication)
 

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

@@ -20,10 +20,8 @@ import net.mamoe.mirai.qqandroid.utils.ByteArrayPool
 import net.mamoe.mirai.qqandroid.utils.toReadPacket
 import net.mamoe.mirai.qqandroid.utils.toUHexString
 import net.mamoe.mirai.utils.DefaultLogger
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.MiraiLoggerWithSwitch
 import net.mamoe.mirai.utils.withSwitch
-import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.InvocationKind
 import kotlin.contracts.contract
 
@@ -35,7 +33,6 @@ internal inline fun ByteArray.debugPrintThis(name: String): ByteArray {
     return this
 }
 
-@OptIn(ExperimentalContracts::class, MiraiInternalAPI::class)
 internal inline fun <R> Input.debugIfFail(
     name: String = "",
     onFail: (ByteArray) -> ByteReadPacket = { it.toReadPacket() },

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

@@ -16,7 +16,6 @@ import net.mamoe.mirai.BotFactory
 import net.mamoe.mirai.qqandroid.QQAndroid.Bot
 import net.mamoe.mirai.utils.BotConfiguration
 import net.mamoe.mirai.utils.Context
-import net.mamoe.mirai.utils.MiraiInternalAPI
 
 /**
  * QQ for Android

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

@@ -20,167 +20,9 @@ import net.mamoe.mirai.qqandroid.utils.ByteArrayPool
 import net.mamoe.mirai.qqandroid.utils.toReadPacket
 import net.mamoe.mirai.utils.BotConfiguration
 import net.mamoe.mirai.utils.ContextImpl
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import java.nio.ByteBuffer
 
 
 @Suppress("FunctionName")
 internal fun QQAndroidBot(account: BotAccount, configuration: BotConfiguration): QQAndroidBot =
-    QQAndroidBot(ContextImpl(), account, configuration)
-@Suppress("DEPRECATION")
-internal actual fun ByteReadChannel.toKotlinByteReadChannel(): kotlinx.coroutines.io.ByteReadChannel {
-    return object : kotlinx.coroutines.io.ByteReadChannel {
-        override val availableForRead: Int
-            get() = this@toKotlinByteReadChannel.availableForRead
-        override val isClosedForRead: Boolean
-            get() = this@toKotlinByteReadChannel.isClosedForRead
-        override val isClosedForWrite: Boolean
-            get() = this@toKotlinByteReadChannel.isClosedForWrite
-
-        @Suppress("DEPRECATION_ERROR", "OverridingDeprecatedMember")
-        override var readByteOrder: ByteOrder
-            get() = when (this@toKotlinByteReadChannel.readByteOrder) {
-                io.ktor.utils.io.core.ByteOrder.BIG_ENDIAN -> ByteOrder.BIG_ENDIAN
-                io.ktor.utils.io.core.ByteOrder.LITTLE_ENDIAN -> ByteOrder.LITTLE_ENDIAN
-            }
-            set(value) {
-                this@toKotlinByteReadChannel.readByteOrder = when (value) {
-                    ByteOrder.BIG_ENDIAN -> io.ktor.utils.io.core.ByteOrder.BIG_ENDIAN
-                    ByteOrder.LITTLE_ENDIAN -> io.ktor.utils.io.core.ByteOrder.LITTLE_ENDIAN
-                }
-            }
-
-        @Suppress("DEPRECATION_ERROR", "DEPRECATION", "OverridingDeprecatedMember")
-        override val totalBytesRead: Long
-            get() = this@toKotlinByteReadChannel.totalBytesRead
-
-        override fun cancel(cause: Throwable?): Boolean = this@toKotlinByteReadChannel.cancel(cause)
-        override suspend fun consumeEachBufferRange(visitor: ConsumeEachBufferVisitor) = this@toKotlinByteReadChannel.consumeEachBufferRange(visitor)
-        override suspend fun discard(max: Long): Long = this@toKotlinByteReadChannel.discard(max)
-        @Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_OVERRIDE")
-        @ExperimentalIoApi
-        override fun <R> lookAhead(visitor: LookAheadSession.() -> R): R {
-            return this@toKotlinByteReadChannel.lookAhead l@{
-                visitor(object : LookAheadSession{
-                    override fun consumed(n: Int) {
-                        return this@l.consumed(n)
-                    }
-                    override fun request(skip: Int, atLeast: Int): ByteBuffer? {
-                        return this@l.request(skip, atLeast)
-                    }
-                })
-            }
-        }
-
-        @Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_OVERRIDE")
-        @ExperimentalIoApi
-        override suspend fun <R> lookAheadSuspend(visitor: suspend LookAheadSuspendSession.() -> R): R =
-            this@toKotlinByteReadChannel.lookAheadSuspend l@{
-                visitor(object : LookAheadSuspendSession {
-                    override suspend fun awaitAtLeast(n: Int): Boolean {
-                        return this@l.awaitAtLeast(n)
-                    }
-
-                    override fun consumed(n: Int) {
-                        return this@l.consumed(n)
-                    }
-
-                    override fun request(skip: Int, atLeast: Int): ByteBuffer? {
-                        return this@l.request(skip, atLeast)
-                    }
-
-                })
-            }
-
-        override suspend fun read(min: Int, consumer: (ByteBuffer) -> Unit) =
-            this@toKotlinByteReadChannel.read(min, consumer)
-
-        override suspend fun readAvailable(dst: ByteBuffer): Int = this@toKotlinByteReadChannel.readAvailable(dst)
-        override suspend fun readAvailable(dst: ByteArray, offset: Int, length: Int): Int =
-            this@toKotlinByteReadChannel.readAvailable(dst, offset, length)
-
-        override suspend fun readAvailable(dst: IoBuffer): Int {
-            ByteArrayPool.useInstance {
-                val read = this@toKotlinByteReadChannel.readAvailable(it, 0, it.size)
-                dst.writeFully(it, 0, read)
-                return read
-            }
-        }
-
-        override suspend fun readBoolean(): Boolean = this@toKotlinByteReadChannel.readBoolean()
-        override suspend fun readByte(): Byte = this@toKotlinByteReadChannel.readByte()
-        override suspend fun readDouble(): Double = this@toKotlinByteReadChannel.readDouble()
-        override suspend fun readFloat(): Float = this@toKotlinByteReadChannel.readFloat()
-        override suspend fun readFully(dst: ByteBuffer): Int {
-            TODO("not implemented")
-        }
-
-        override suspend fun readFully(dst: ByteArray, offset: Int, length: Int) =
-            this@toKotlinByteReadChannel.readFully(dst, offset, length)
-
-        override suspend fun readFully(dst: IoBuffer, n: Int) {
-            ByteArrayPool.useInstance {
-                dst.writeFully(it, 0, this.readAvailable(it, 0, it.size))
-            }
-        }
-
-        override suspend fun readInt(): Int = this@toKotlinByteReadChannel.readInt()
-        override suspend fun readLong(): Long = this@toKotlinByteReadChannel.readLong()
-        override suspend fun readPacket(size: Int, headerSizeHint: Int): ByteReadPacket {
-            return this@toKotlinByteReadChannel.readPacket(size, headerSizeHint).readBytes().toReadPacket()
-        }
-
-        override suspend fun readRemaining(limit: Long, headerSizeHint: Int): ByteReadPacket {
-            return this@toKotlinByteReadChannel.readRemaining(limit, headerSizeHint).readBytes().toReadPacket()
-        }
-
-        @OptIn(ExperimentalIoApi::class)
-        @ExperimentalIoApi
-        override fun readSession(consumer: ReadSession.() -> Unit) {
-            @Suppress("DEPRECATION")
-            this@toKotlinByteReadChannel.readSession lambda@{
-                consumer(object : ReadSession {
-                    override val availableForRead: Int
-                        get() = this@lambda.availableForRead
-
-                    override fun discard(n: Int): Int = this@lambda.discard(n)
-
-                    override fun request(atLeast: Int): IoBuffer? {
-                        val ioBuffer: io.ktor.utils.io.core.IoBuffer = this@lambda.request(atLeast) ?: return null
-                        val buffer = IoBuffer.Pool.borrow()
-                        val bytes = (ioBuffer as Input).readBytes()
-                        buffer.writeFully(bytes)
-                        return buffer
-                    }
-                })
-            }
-        }
-
-        override suspend fun readShort(): Short = this@toKotlinByteReadChannel.readShort()
-
-        @Suppress("EXPERIMENTAL_OVERRIDE", "EXPERIMENTAL_API_USAGE")
-        @ExperimentalIoApi
-        override suspend fun readSuspendableSession(consumer: suspend SuspendableReadSession.() -> Unit) =
-            this@toKotlinByteReadChannel.readSuspendableSession l@{
-                consumer(object : SuspendableReadSession {
-                    override val availableForRead: Int
-                        get() = this@l.availableForRead
-
-                    override suspend fun await(atLeast: Int): Boolean = this@l.await(atLeast)
-                    override fun discard(n: Int): Int = this@l.discard(n)
-                    override fun request(atLeast: Int): IoBuffer? {
-                        @Suppress("DuplicatedCode") val ioBuffer: io.ktor.utils.io.core.IoBuffer =
-                            this@l.request(atLeast) ?: return null
-                        val buffer = IoBuffer.Pool.borrow()
-                        val bytes = (ioBuffer as Input).readBytes()
-                        buffer.writeFully(bytes)
-                        return buffer
-                    }
-                })
-            }
-
-        override suspend fun readUTF8Line(limit: Int): String? = this@toKotlinByteReadChannel.readUTF8Line(limit)
-        override suspend fun <A : Appendable> readUTF8LineTo(out: A, limit: Int): Boolean =
-            this@toKotlinByteReadChannel.readUTF8LineTo(out, limit)
-    }
-}
\ No newline at end of file
+    QQAndroidBot(ContextImpl(), account, configuration)
\ No newline at end of file

mirai-core-qqandroid/src/jvmMain/kotlin/net/mamoe/mirai/qqandroid/utils/cryptor/ECDHJvm.kt

@@ -10,7 +10,6 @@
 package net.mamoe.mirai.qqandroid.utils.cryptor
 
 import net.mamoe.mirai.qqandroid.utils.MiraiPlatformUtils
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import org.bouncycastle.jce.provider.BouncyCastleProvider
 import java.security.*
 import java.security.spec.ECGenParameterSpec

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

@@ -9,7 +9,6 @@ import net.mamoe.mirai.message.data.MessageChain
 import net.mamoe.mirai.message.data.MessageSource
 import net.mamoe.mirai.network.LoginFailedException
 import net.mamoe.mirai.utils.MiraiExperimentalAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import java.util.concurrent.Future
 import java.util.concurrent.TimeUnit
 import java.util.concurrent.TimeoutException
@@ -17,9 +16,8 @@ import java.util.concurrent.TimeoutException
 /**
  * [Bot] 中为了让 Java 使用者调用更方便的 API 列表.
  */
-@MiraiInternalAPI
 @Suppress("FunctionName", "INAPPLICABLE_JVM_NAME", "unused")
-actual abstract class BotJavaFriendlyAPI actual constructor() {
+internal actual interface BotJavaFriendlyAPI actual constructor() {
     init {
         @Suppress("LeakingThis")
         assert(this is Bot)

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

@@ -23,17 +23,15 @@ import net.mamoe.mirai.message.data.Image
 import net.mamoe.mirai.message.data.Message
 import net.mamoe.mirai.message.uploadImage
 import net.mamoe.mirai.utils.ExternalImage
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.OverFileSizeMaxException
 import java.io.File
 import java.io.InputStream
 import java.net.URL
 import java.util.concurrent.Future
 
-@MiraiInternalAPI
 @JavaFriendlyAPI
 @Suppress("INAPPLICABLE_JVM_NAME", "FunctionName", "unused")
-actual abstract class ContactJavaFriendlyAPI {
+internal actual abstract class ContactJavaFriendlyAPI {
 
     private inline fun <R> runBlocking(crossinline block: suspend Contact.() -> R): R {
         @Suppress("CAST_NEVER_SUCCEEDS")

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

@@ -46,8 +46,8 @@ suspend inline fun <B : Bot> B.alsoLogin(): B = also { login() }
  *
  * @see BotFactory 构造 [Bot] 的工厂, [Bot] 唯一的构造方式.
  */
-@Suppress("INAPPLICABLE_JVM_NAME")
-abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(), ContactOrBot {
+@Suppress("INAPPLICABLE_JVM_NAME", "EXPOSED_SUPER_CLASS")
+abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI, ContactOrBot {
     companion object {
         /**
          * 复制一份此时的 [Bot] 实例列表.
@@ -68,13 +68,21 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
         /**
          * 遍历每一个 [Bot] 实例
          */
+        @JvmSynthetic
         fun forEachInstance(block: (Bot) -> Unit) = BotImpl.forEachInstance(block)
 
         /**
-         * 获取一个 [Bot] 实例, 找不到则 [NoSuchElementException]
+         * 获取一个 [Bot] 实例, 无对应实例时抛出 [NoSuchElementException]
          */
         @JvmStatic
+        @Throws(NoSuchElementException::class)
         fun getInstance(qq: Long): Bot = BotImpl.getInstance(qq = qq)
+
+        /**
+         * 获取一个 [Bot] 实例, 无对应实例时返回 `null`
+         */
+        @JvmStatic
+        fun getInstanceOrNull(qq: Long): Bot? = BotImpl.getInstanceOrNull(qq = qq)
     }
 
     /**
@@ -173,6 +181,10 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      *
      * @see Image.queryUrl [Image] 的扩展函数
      */
+    @Deprecated(
+        "use extension.",
+        replaceWith = ReplaceWith("image.queryUrl()", imports = ["net.mamoe.mirai.message.data.queryUrl"])
+    )
     @JvmSynthetic
     abstract suspend fun queryImageUrl(image: Image): String
 
@@ -199,6 +211,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      *
      * @param event 好友验证的事件对象
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.accept()"))
     @JvmSynthetic
     abstract suspend fun acceptNewFriendRequest(event: NewFriendRequestEvent)
 
@@ -208,6 +221,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      * @param event 好友验证的事件对象
      * @param blackList 拒绝后是否拉入黑名单
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.reject(blackList)"))
     @JvmSynthetic
     abstract suspend fun rejectNewFriendRequest(event: NewFriendRequestEvent, blackList: Boolean = false)
 
@@ -216,6 +230,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      *
      * @param event 加群验证的事件对象
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.accept()"))
     @JvmSynthetic
     abstract suspend fun acceptMemberJoinRequest(event: MemberJoinRequestEvent)
 
@@ -225,6 +240,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      * @param event 加群验证的事件对象
      * @param blackList 拒绝后是否拉入黑名单
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.reject(blackList)"))
     @JvmSynthetic
     abstract suspend fun rejectMemberJoinRequest(event: MemberJoinRequestEvent, blackList: Boolean = false)
 
@@ -234,6 +250,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      * @param event 加群验证的事件对象
      * @param blackList 忽略后是否拉入黑名单
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.ignore(blackList)"))
     @JvmSynthetic
     abstract suspend fun ignoreMemberJoinRequest(event: MemberJoinRequestEvent, blackList: Boolean = false)
 
@@ -242,6 +259,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      *
      * @param event 邀请入群的事件对象
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.accept"))
     @JvmSynthetic
     abstract suspend fun acceptInvitedJoinGroupRequest(event: BotInvitedJoinGroupRequestEvent)
 
@@ -250,6 +268,7 @@ abstract class Bot : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI(
      *
      * @param event 邀请入群的事件对象
      */
+    @Deprecated("use member function.", replaceWith = ReplaceWith("event.ignore"))
     @JvmSynthetic
     abstract suspend fun ignoreInvitedJoinGroupRequest(event: BotInvitedJoinGroupRequestEvent)
 

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

@@ -71,6 +71,17 @@ abstract class BotImpl<N : BotNetworkHandler> constructor(
             }
             throw NoSuchElementException(qq.toString())
         }
+
+        fun getInstanceOrNull(qq: Long): Bot? {
+            instances.forEach {
+                it.get()?.let { bot ->
+                    if (bot.id == qq) {
+                        return bot
+                    }
+                }
+            }
+            return null
+        }
     }
 
     // region network

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

@@ -8,7 +8,7 @@
  */
 
 @file:Suppress("EXPERIMENTAL_API_USAGE", "NOTHING_TO_INLINE", "EXPERIMENTAL_OVERRIDE")
-@file:OptIn(MiraiInternalAPI::class, JavaFriendlyAPI::class)
+@file:OptIn(JavaFriendlyAPI::class)
 
 package net.mamoe.mirai.contact
 
@@ -25,7 +25,9 @@ import net.mamoe.mirai.message.MessageReceipt
 import net.mamoe.mirai.message.data.*
 import net.mamoe.mirai.recall
 import net.mamoe.mirai.recallIn
-import net.mamoe.mirai.utils.*
+import net.mamoe.mirai.utils.ExternalImage
+import net.mamoe.mirai.utils.OverFileSizeMaxException
+import net.mamoe.mirai.utils.WeakRefProperty
 import kotlin.coroutines.CoroutineContext
 import kotlin.coroutines.EmptyCoroutineContext
 import kotlin.jvm.JvmSynthetic
@@ -34,7 +36,8 @@ import kotlin.jvm.JvmSynthetic
 /**
  * 联系对象, 即可以与 [Bot] 互动的对象. 包含 [用户][User], 和 [群][Group].
  */
-abstract class Contact : CoroutineScope, ContactJavaFriendlyAPI(), ContactOrBot {
+@Suppress("EXPOSED_SUPER_CLASS")
+abstract class Contact : ContactOrBot, CoroutineScope, ContactJavaFriendlyAPI {
     /**
      * 这个联系对象所属 [Bot].
      */
@@ -100,7 +103,6 @@ abstract class Contact : CoroutineScope, ContactJavaFriendlyAPI(), ContactOrBot
 /**
  * @see Bot.recall
  */
-@MiraiExperimentalAPI
 @JvmSynthetic
 suspend inline fun Contact.recall(source: MessageChain) = this.bot.recall(source)
 
@@ -113,7 +115,6 @@ suspend inline fun Contact.recall(source: MessageSource) = this.bot.recall(sourc
 /**
  * @see Bot.recallIn
  */
-@MiraiExperimentalAPI
 @JvmSynthetic
 inline fun Contact.recallIn(
     message: MessageChain,

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

@@ -22,8 +22,9 @@ import kotlin.jvm.JvmField
  * @see ContactList.asSequence
  */
 @Suppress("unused")
-class ContactList<C : Contact> internal constructor(@JvmField internal val delegate: LockFreeLinkedList<C>) :
-    Iterable<C>, Collection<C> {
+class ContactList<C : Contact>
+internal constructor(@JvmField internal val delegate: LockFreeLinkedList<C>) : Collection<C> {
+
     operator fun get(id: Long): C =
         delegate.asSequence().firstOrNull { it.id == id } ?: throw NoSuchElementException("Contact id $id")
 

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

@@ -33,11 +33,7 @@ import kotlin.jvm.JvmSynthetic
  */
 @Suppress("DEPRECATION_ERROR")
 abstract class Friend : User(), CoroutineScope {
-    /**
-     * 请求头像下载链接
-     */
-    // @MiraiExperimentalAPI
-    //suspend fun queryAvatar(): AvatarLink
+
     /**
      * QQ 号码
      */

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

@@ -23,10 +23,7 @@ import net.mamoe.mirai.message.MessageReceipt
 import net.mamoe.mirai.message.data.Image
 import net.mamoe.mirai.message.data.Message
 import net.mamoe.mirai.message.data.toMessage
-import net.mamoe.mirai.utils.ExternalImage
-import net.mamoe.mirai.utils.MiraiExperimentalAPI
-import net.mamoe.mirai.utils.OverFileSizeMaxException
-import net.mamoe.mirai.utils.get
+import net.mamoe.mirai.utils.*
 import net.mamoe.mirai.utils.internal.runBlocking
 import kotlin.jvm.JvmName
 import kotlin.jvm.JvmStatic
@@ -103,6 +100,7 @@ abstract class Group : Contact(), CoroutineScope {
      * 获取群成员实例. 不存在时抛出 [kotlin.NoSuchElementException]
      * 当 [id] 为 [Bot.id] 时返回 [botAsMember]
      */
+    @Throws(NoSuchElementException::class)
     abstract operator fun get(id: Long): Member
 
     /**

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

@@ -10,21 +10,18 @@
 package net.mamoe.mirai.contact
 
 import net.mamoe.mirai.JavaFriendlyAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 
 /**
  * [Contact] 中为了让 `Java` 更容易调用的 API.
  * 不要用它作为一个类型, 只应使用其中的方法
  */
-@MiraiInternalAPI
 @JavaFriendlyAPI
-expect abstract class ContactJavaFriendlyAPI internal constructor()
+internal expect interface ContactJavaFriendlyAPI
 
 /**
  * [Member] 中为了让 `Java` 更容易调用的 API
  * 不要用它作为一个类型, 只应使用其中的方法
  */
 @Suppress("DEPRECATION_ERROR")
-@MiraiInternalAPI
 @JavaFriendlyAPI
-expect abstract class MemberJavaFriendlyAPI internal constructor() : User
\ No newline at end of file
+internal expect interface MemberJavaFriendlyAPI
\ No newline at end of file

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

@@ -32,9 +32,9 @@ import kotlin.time.ExperimentalTime
  * ## 与好友相关的操作
  * [Member.isFriend] 判断此成员是否为好友
  */
-@Suppress("INAPPLICABLE_JVM_NAME")
+@Suppress("INAPPLICABLE_JVM_NAME", "EXPOSED_SUPER_CLASS")
 @OptIn(JavaFriendlyAPI::class)
-abstract class Member : MemberJavaFriendlyAPI() {
+abstract class Member : MemberJavaFriendlyAPI, User() {
     /**
      * 所在的群.
      */

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

@@ -241,6 +241,7 @@ sealed class MemberLeaveEvent : GroupMemberEvent, AbstractEvent() {
 /**
  * [Bot] 被邀请加入一个群.
  */
+@Suppress("DEPRECATION")
 data class BotInvitedJoinGroupRequestEvent internal constructor(
     override val bot: Bot,
     /**
@@ -283,6 +284,7 @@ data class BotInvitedJoinGroupRequestEvent internal constructor(
 /**
  * 一个账号请求加入群事件, [Bot] 在此群中是管理员或群主.
  */
+@Suppress("DEPRECATION")
 data class MemberJoinRequestEvent internal constructor(
     override val bot: Bot,
     /**

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

@@ -6,7 +6,6 @@
  *
  * https://github.com/mamoe/mirai/blob/master/LICENSE
  */
-@file:OptIn(MiraiInternalAPI::class)
 
 package net.mamoe.mirai.event.internal
 
@@ -16,7 +15,6 @@ import kotlinx.coroutines.sync.withLock
 import net.mamoe.mirai.event.*
 import net.mamoe.mirai.event.events.BotEvent
 import net.mamoe.mirai.utils.LockFreeLinkedList
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.MiraiLogger
 import net.mamoe.mirai.utils.PlannedRemoval
 import kotlin.coroutines.CoroutineContext

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

@@ -9,14 +9,11 @@
 
 package net.mamoe.mirai
 
-import net.mamoe.mirai.utils.MiraiInternalAPI
-
 /**
  * 表明这个 API 是为了让 Java 使用者调用更方便.
  *
  * 一般有一定的性能损失, 且不能在 JVM/Android 以外平台使用. 不要在 Kotlin 调用它.
  */
-@MiraiInternalAPI
 @RequiresOptIn(level = RequiresOptIn.Level.ERROR)
 @Target(AnnotationTarget.PROPERTY, AnnotationTarget.FUNCTION, AnnotationTarget.TYPE, AnnotationTarget.CLASS)
 internal annotation class JavaFriendlyAPI
@@ -26,12 +23,10 @@ internal annotation class JavaFriendlyAPI
  *
  * **注意**: 不应该把这个类作为一个类型, 只应使用其中的方法
  */
-@MiraiInternalAPI
 @Suppress("FunctionName", "INAPPLICABLE_JVM_NAME", "unused")
-expect abstract class BotJavaFriendlyAPI() { // 不要使用 interface, 会无法添加默认实现
-}
+internal expect interface BotJavaFriendlyAPI
 
-// 保留多平台结构, 以避免在 Android 和 JVM 都定义这个类 ---- 这会造成代码重复.
+// 保留多平台结构, 以避免在 Android 和 JVM 都定义这个类
 // 待 https://youtrack.jetbrains.com/issue/KT-27801 实现后修改为 hierarchical MPP 架构
 
 // 待 https://youtrack.jetbrains.com/issue/KT-36740 修复后添加 Future 相关 API 到 hierarchical MPP 架构中
\ No newline at end of file

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

@@ -14,7 +14,6 @@
     "DECLARATION_CANT_BE_INLINED", "UNCHECKED_CAST", "NOTHING_TO_INLINE"
 )
 
-@file:OptIn(MiraiInternalAPI::class)
 @file:JvmMultifileClass
 @file:JvmName("MessageEventKt")
 
@@ -26,7 +25,10 @@ import net.mamoe.mirai.event.AbstractEvent
 import net.mamoe.mirai.event.events.BotEvent
 import net.mamoe.mirai.message.data.*
 import net.mamoe.mirai.qqandroid.network.Packet
-import net.mamoe.mirai.utils.*
+import net.mamoe.mirai.utils.ExternalImage
+import net.mamoe.mirai.utils.PlannedRemoval
+import net.mamoe.mirai.utils.sendTo
+import net.mamoe.mirai.utils.upload
 import kotlin.jvm.JvmMultifileClass
 import kotlin.jvm.JvmName
 import kotlin.jvm.JvmSynthetic
@@ -147,7 +149,7 @@ interface MessageEventExtensions<out TSender : User, out TSubject : Contact> :
      * @return "http://gchat.qpic.cn/gchatpic_new/..."
      */
     @JvmSynthetic
-    suspend inline fun Image.url(): String = bot.queryImageUrl(this@url)
+    suspend inline fun Image.url(): String = this@url.queryUrl()
 }
 
 /** 一个消息事件在各平台的相关扩展. 请使用 [MessageEventExtensions] */

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

@@ -10,12 +10,10 @@
 @file:JvmMultifileClass
 @file:JvmName("MessageUtils")
 @file:Suppress("unused", "NOTHING_TO_INLINE", "WRONG_MODIFIER_CONTAINING_DECLARATION", "INAPPLICABLE_JVM_NAME")
-@file:OptIn(MiraiInternalAPI::class)
 
 package net.mamoe.mirai.message.data
 
 import net.mamoe.mirai.JavaFriendlyAPI
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.PlannedRemoval
 import kotlin.js.JsName
 import kotlin.jvm.JvmMultifileClass

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

@@ -124,7 +124,6 @@ abstract class BotNetworkHandler : CoroutineScope {
 }
 
 @MiraiInternalAPI
-
 suspend fun BotNetworkHandler.closeAndJoin(cause: Throwable? = null) {
     this.close(cause)
     this.supervisor.join()

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

@@ -21,9 +21,7 @@ import kotlin.annotation.AnnotationTarget.*
 @RequiresOptIn(level = RequiresOptIn.Level.ERROR)
 @Target(
     CLASS, TYPEALIAS, FUNCTION, PROPERTY, FIELD, CONSTRUCTOR,
-    CLASS,
-    FUNCTION,
-    PROPERTY
+    CLASS, FUNCTION, PROPERTY
 )
 annotation class MiraiInternalAPI(
     val message: String = ""

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

@@ -46,26 +46,17 @@ class ExternalImage internal constructor(
         const val defaultFormatName = "mirai"
 
 
+        @MiraiExperimentalAPI
         fun generateUUID(md5: ByteArray): String {
             return "${md5[0, 3]}-${md5[4, 5]}-${md5[6, 7]}-${md5[8, 9]}-${md5[10, 15]}"
         }
 
+        @MiraiExperimentalAPI
         fun generateImageId(md5: ByteArray): String {
             return """{${generateUUID(md5)}}.$defaultFormatName"""
         }
     }
 
-    /*
-     * ImgType:
-     *  JPG:    1000
-     *  PNG:    1001
-     *  WEBP:   1002
-     *  BMP:    1005
-     *  GIG:    2000 // gig? gif?
-     *  APNG:   2001
-     *  SHARPP: 1004
-     */
-
     override fun toString(): String {
         if (input is DeferredReusableInput) {
             if (!input.initialized) {
@@ -78,6 +69,17 @@ class ExternalImage internal constructor(
     internal fun calculateImageResourceId(): String = generateImageId(md5)
 }
 
+/*
+ * ImgType:
+ *  JPG:    1000
+ *  PNG:    1001
+ *  WEBP:   1002
+ *  BMP:    1005
+ *  GIG:    2000 // gig? gif?
+ *  APNG:   2001
+ *  SHARPP: 1004
+ */
+
 /**
  * 将图片作为单独的消息发送给指定联系人
  */

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

@@ -797,7 +797,7 @@ internal open class Tail<E> : LockFreeLinkedListNode<E>(null, null) {
     override val nodeValue: Nothing get() = error("Internal error: trying to get the value of a Tail")
 }
 
-open class LockFreeLinkedListNode<E>(
+internal open class LockFreeLinkedListNode<E>(
     nextNode: LockFreeLinkedListNode<E>?,
     private val initialNodeValue: E?
 ) {
@@ -858,18 +858,9 @@ open class LockFreeLinkedListNode<E>(
 
 }
 
-fun <E> LockFreeLinkedListNode<E>.isRemoved() = this.removed.value
-
-@PublishedApi
-@Suppress("NOTHING_TO_INLINE")
+internal fun <E> LockFreeLinkedListNode<E>.isRemoved() = this.removed.value
 internal inline fun LockFreeLinkedListNode<*>.isValidElementNode(): Boolean = !isHead() && !isTail() && !isRemoved()
-
-@PublishedApi
-@Suppress("NOTHING_TO_INLINE")
 internal inline fun LockFreeLinkedListNode<*>.isHead(): Boolean = this is Head
-
-@PublishedApi
-@Suppress("NOTHING_TO_INLINE")
 internal inline fun LockFreeLinkedListNode<*>.isTail(): Boolean = this is Tail
 
 // end region
\ No newline at end of file

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

@@ -82,19 +82,18 @@ inline val Int.weeksToSeconds: Long
 inline val Int.monthsToSeconds: Long
     get() = this * 30.daysToSeconds
 
+@MiraiExperimentalAPI
 @ExperimentalTime
 val Duration.asHumanReadable: String
     get() {
-        val builder = StringBuilder()
         val days = toInt(DurationUnit.DAYS)
         val hours = toInt(DurationUnit.HOURS) % 24
         val minutes = toInt(DurationUnit.MINUTES) % 60
         val s = floor(toDouble(DurationUnit.SECONDS) % 60 * 1000) / 1000
-        with(builder) {
+        return buildString {
             if (days != 0) append("${days}d ")
             if (hours != 0) append("${hours}h ")
             if (minutes != 0) append("${minutes}min ")
             append("${s}s")
         }
-        return builder.toString()
     }

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

@@ -16,21 +16,8 @@ import java.util.concurrent.TimeoutException
 /**
  * [Bot] 中为了让 Java 使用者调用更方便的 API 列表.
  */
-@MiraiInternalAPI
 @Suppress("FunctionName", "INAPPLICABLE_JVM_NAME", "unused")
-actual abstract class BotJavaFriendlyAPI actual constructor() {
-    init {
-        @Suppress("LeakingThis")
-        assert(this is Bot)
-    }
-
-    private inline fun <R> runBlocking(crossinline block: suspend Bot.() -> R): R {
-        return kotlinx.coroutines.runBlocking { block(this@BotJavaFriendlyAPI as Bot) }
-    }
-
-    private inline fun <R> future(crossinline block: suspend Bot.() -> R): Future<R> {
-        return (this as Bot).run { future { block() } }
-    }
+internal actual interface BotJavaFriendlyAPI {
 
     /**
      * 登录, 或重新登录.
@@ -151,6 +138,14 @@ actual abstract class BotJavaFriendlyAPI actual constructor() {
     }
 }
 
+private inline fun <R> BotJavaFriendlyAPI.future(crossinline block: suspend Bot.() -> R): Future<R> {
+    return (this as CoroutineScope).run { future { block(this as Bot) } }
+}
+
+private inline fun <R> BotJavaFriendlyAPI.runBlocking(crossinline block: suspend Bot.() -> R): R {
+    return kotlinx.coroutines.runBlocking { block(this@runBlocking as Bot) }
+}
+
 @OptIn(ExperimentalCoroutinesApi::class)
 internal fun <R, C : CoroutineScope> C.future(block: suspend C.() -> R): Future<R> {
     val future = object : Future<R> {

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

@@ -22,7 +22,6 @@ import net.mamoe.mirai.message.data.Image
 import net.mamoe.mirai.message.data.Message
 import net.mamoe.mirai.message.uploadImage
 import net.mamoe.mirai.utils.ExternalImage
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.OverFileSizeMaxException
 import java.awt.image.BufferedImage
 import java.io.File
@@ -30,21 +29,9 @@ import java.io.InputStream
 import java.net.URL
 import java.util.concurrent.Future
 
-@MiraiInternalAPI
 @JavaFriendlyAPI
 @Suppress("INAPPLICABLE_JVM_NAME", "FunctionName", "unused")
-actual abstract class ContactJavaFriendlyAPI {
-
-    private inline fun <R> runBlocking(crossinline block: suspend Contact.() -> R): R {
-        @Suppress("CAST_NEVER_SUCCEEDS")
-        return kotlinx.coroutines.runBlocking { block(this@ContactJavaFriendlyAPI as Contact) }
-    }
-
-    private inline fun <R> future(crossinline block: suspend Contact.() -> R): Future<R> {
-        @Suppress("CAST_NEVER_SUCCEEDS")
-        return (this as Contact).run { future { block() } }
-    }
-
+internal actual interface ContactJavaFriendlyAPI {
     /**
      * 向这个对象发送消息.
      *
@@ -65,6 +52,7 @@ actual abstract class ContactJavaFriendlyAPI {
         return runBlocking { sendMessage(message) }
     }
 
+    @Throws(EventCancelledException::class, IllegalStateException::class)
     @JvmName("sendMessage")
     open fun __sendMessageBlockingForJava__(message: String): MessageReceipt<Contact> {
         return runBlocking { sendMessage(message) }
@@ -205,19 +193,21 @@ actual abstract class ContactJavaFriendlyAPI {
     }
 }
 
-@Suppress("INAPPLICABLE_JVM_NAME", "FunctionName", "unused", "unused", "DEPRECATION_ERROR")
-@MiraiInternalAPI
 @JavaFriendlyAPI
-actual abstract class MemberJavaFriendlyAPI : User() {
-    private inline fun <R> runBlocking(crossinline block: suspend Member.() -> R): R {
-        @Suppress("CAST_NEVER_SUCCEEDS")
-        return kotlinx.coroutines.runBlocking { block(this@MemberJavaFriendlyAPI as Member) }
-    }
+private inline fun <R> ContactJavaFriendlyAPI.runBlocking(crossinline block: suspend Contact.() -> R): R {
+    @Suppress("CAST_NEVER_SUCCEEDS")
+    return kotlinx.coroutines.runBlocking { block(this@runBlocking as Contact) }
+}
 
-    private inline fun <R> future(crossinline block: suspend Member.() -> R): Future<R> {
-        @Suppress("CAST_NEVER_SUCCEEDS")
-        return (this as Member).run { future { block() } }
-    }
+@JavaFriendlyAPI
+private inline fun <R> ContactJavaFriendlyAPI.future(crossinline block: suspend Contact.() -> R): Future<R> {
+    @Suppress("CAST_NEVER_SUCCEEDS")
+    return (this as Contact).run { future { block() } }
+}
+
+@Suppress("INAPPLICABLE_JVM_NAME", "FunctionName", "unused", "unused", "DEPRECATION_ERROR")
+@JavaFriendlyAPI
+internal actual interface MemberJavaFriendlyAPI {
 
 
     /**
@@ -340,4 +330,16 @@ actual abstract class MemberJavaFriendlyAPI : User() {
      */
     @JvmName("kickAsync")
     open fun __kickAsyncForJava__(): Future<Unit> = __kickAsyncForJava__("")
+}
+
+@JavaFriendlyAPI
+private inline fun <R> MemberJavaFriendlyAPI.future(crossinline block: suspend Member.() -> R): Future<R> {
+    @Suppress("CAST_NEVER_SUCCEEDS")
+    return (this as Member).run { future { block() } }
+}
+
+@JavaFriendlyAPI
+private inline fun <R> MemberJavaFriendlyAPI.runBlocking(crossinline block: suspend Member.() -> R): R {
+    @Suppress("CAST_NEVER_SUCCEEDS")
+    return kotlinx.coroutines.runBlocking { block(this@runBlocking as Member) }
 }
\ No newline at end of file

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/event/internal/EventInternalJvm.kt

@@ -17,7 +17,6 @@ import kotlinx.coroutines.withContext
 import net.mamoe.mirai.event.Event
 import net.mamoe.mirai.event.Listener
 import net.mamoe.mirai.event.ListeningStatus
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import java.util.function.Consumer
 import java.util.function.Function
 import kotlin.coroutines.EmptyCoroutineContext

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/event/internal/MiraiAtomicBoolean.kt

@@ -7,8 +7,6 @@
  * https://github.com/mamoe/mirai/blob/master/LICENSE
  */
 
-@file:OptIn(MiraiInternalAPI::class)
-
 package net.mamoe.mirai.event.internal
 
 import net.mamoe.mirai.event.Event

mirai-core/src/jvmTest/kotlin/net/mamoe/mirai/event/EventTests.kt

@@ -11,7 +11,6 @@ package net.mamoe.mirai.event
 
 import kotlinx.coroutines.*
 import net.mamoe.mirai.event.internal.GlobalEventListeners
-import net.mamoe.mirai.utils.MiraiInternalAPI
 import net.mamoe.mirai.utils.StepUtil
 import net.mamoe.mirai.utils.internal.runBlocking
 import java.util.concurrent.Executor