Kotlin coroutine

mirai-core/src/main/java/net/mamoe/mirai/contact/Contact.kt

@@ -18,9 +18,6 @@ import java.util.concurrent.CompletableFuture
  * @author Him188moe
  */
 abstract class Contact internal constructor(val bot: Bot, val number: Long) {
-    /**
-     * Async
-     */
     abstract suspend fun sendMessage(message: MessageChain)
 
     /**
@@ -44,5 +41,5 @@ abstract class Contact internal constructor(val bot: Bot, val number: Long) {
     /**
      * Async
      */
-    abstract fun sendXMLMessage(message: String)
+    abstract suspend fun sendXMLMessage(message: String)
 }

mirai-core/src/main/java/net/mamoe/mirai/contact/Group.kt

@@ -29,7 +29,7 @@ class Group(bot: Bot, number: Long) : Contact(bot, number), Closeable {
         bot.network.message.sendGroupMessage(this, message)
     }
 
-    override fun sendXMLMessage(message: String) {
+    override suspend fun sendXMLMessage(message: String) {
 
     }
 

mirai-core/src/main/java/net/mamoe/mirai/contact/QQ.kt

@@ -22,7 +22,7 @@ class QQ(bot: Bot, number: Long) : Contact(bot, number) {
         bot.network.message.sendFriendMessage(this, message)
     }
 
-    override fun sendXMLMessage(message: String) {
+    override suspend fun sendXMLMessage(message: String) {
 
     }