diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLogin.java b/src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLogin.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLogin.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLogin.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLoginAPI.java b/src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLoginAPI.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLoginAPI.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/CatSeedLoginAPI.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/Communication.java b/src/main/java/cc/baka9/catseedlogin/bukkit/Communication.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/Communication.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/Communication.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/Config.java b/src/main/java/cc/baka9/catseedlogin/bukkit/Config.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/Config.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/Config.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/Listeners.java b/src/main/java/cc/baka9/catseedlogin/bukkit/Listeners.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/Listeners.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/Listeners.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/ProtocolLibListeners.java b/src/main/java/cc/baka9/catseedlogin/bukkit/ProtocolLibListeners.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/ProtocolLibListeners.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/ProtocolLibListeners.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandBindEmail.java b/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandBindEmail.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandBindEmail.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandBindEmail.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandCatSeedLogin.java b/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandCatSeedLogin.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandCatSeedLogin.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandCatSeedLogin.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandChangePassword.java b/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandChangePassword.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandChangePassword.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandChangePassword.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandLogin.java b/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandLogin.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandLogin.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandLogin.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandRegister.java b/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandRegister.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandRegister.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandRegister.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandResetPassword.java b/src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandResetPassword.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandResetPassword.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/command/CommandResetPassword.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/database/BufferStatement.java b/src/main/java/cc/baka9/catseedlogin/bukkit/database/BufferStatement.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/database/BufferStatement.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/database/BufferStatement.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/database/Cache.java b/src/main/java/cc/baka9/catseedlogin/bukkit/database/Cache.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/database/Cache.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/database/Cache.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/database/MySQL.java b/src/main/java/cc/baka9/catseedlogin/bukkit/database/MySQL.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/database/MySQL.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/database/MySQL.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/database/SQL.java b/src/main/java/cc/baka9/catseedlogin/bukkit/database/SQL.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/database/SQL.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/database/SQL.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/database/SQLite.java b/src/main/java/cc/baka9/catseedlogin/bukkit/database/SQLite.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/database/SQLite.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/database/SQLite.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerLoginEvent.java b/src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerLoginEvent.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerLoginEvent.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerLoginEvent.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerRegisterEvent.java b/src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerRegisterEvent.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerRegisterEvent.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/event/CatSeedPlayerRegisterEvent.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/object/EmailCode.java b/src/main/java/cc/baka9/catseedlogin/bukkit/object/EmailCode.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/object/EmailCode.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/object/EmailCode.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayer.java b/src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayer.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayer.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayer.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayerHelper.java b/src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayerHelper.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayerHelper.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/object/LoginPlayerHelper.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/object/SimplePlayerQuitTimer.java b/src/main/java/cc/baka9/catseedlogin/bukkit/object/SimplePlayerQuitTimer.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/object/SimplePlayerQuitTimer.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/object/SimplePlayerQuitTimer.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/task/Task.java b/src/main/java/cc/baka9/catseedlogin/bukkit/task/Task.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/task/Task.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/task/Task.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskAutoKick.java b/src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskAutoKick.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskAutoKick.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskAutoKick.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskSendLoginMessage.java b/src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskSendLoginMessage.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskSendLoginMessage.java
rename to src/main/java/cc/baka9/catseedlogin/bukkit/task/TaskSendLoginMessage.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bungee/Commands.java b/src/main/java/cc/baka9/catseedlogin/bungee/Commands.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bungee/Commands.java
rename to src/main/java/cc/baka9/catseedlogin/bungee/Commands.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bungee/Communication.java b/src/main/java/cc/baka9/catseedlogin/bungee/Communication.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bungee/Communication.java
rename to src/main/java/cc/baka9/catseedlogin/bungee/Communication.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bungee/Config.java b/src/main/java/cc/baka9/catseedlogin/bungee/Config.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bungee/Config.java
rename to src/main/java/cc/baka9/catseedlogin/bungee/Config.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bungee/Listeners.java b/src/main/java/cc/baka9/catseedlogin/bungee/Listeners.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bungee/Listeners.java
rename to src/main/java/cc/baka9/catseedlogin/bungee/Listeners.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/bungee/PluginMain.java b/src/main/java/cc/baka9/catseedlogin/bungee/PluginMain.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/bungee/PluginMain.java
rename to src/main/java/cc/baka9/catseedlogin/bungee/PluginMain.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/util/CommunicationAuth.java b/src/main/java/cc/baka9/catseedlogin/util/CommunicationAuth.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/util/CommunicationAuth.java
rename to src/main/java/cc/baka9/catseedlogin/util/CommunicationAuth.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/util/Crypt.java b/src/main/java/cc/baka9/catseedlogin/util/Crypt.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/util/Crypt.java
rename to src/main/java/cc/baka9/catseedlogin/util/Crypt.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/util/Mail.java b/src/main/java/cc/baka9/catseedlogin/util/Mail.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/util/Mail.java
rename to src/main/java/cc/baka9/catseedlogin/util/Mail.kt
diff --git a/src/main/java/cc/baka9/catseedlogin/util/Util.java b/src/main/java/cc/baka9/catseedlogin/util/Util.kt
similarity index 100%
rename from src/main/java/cc/baka9/catseedlogin/util/Util.java
rename to src/main/java/cc/baka9/catseedlogin/util/Util.kt