Add JavaDoc snippets and tiny reformats

core/src/main/java/com/github/games647/fastlogin/core/hooks/PasswordGenerator.java

@@ -25,8 +25,17 @@
  */
 package com.github.games647.fastlogin.core.hooks;
 
+/**
+ * Password generator for your auth plugin.
+ * @param <P> platform dependent player class
+ */
 @FunctionalInterface
 public interface PasswordGenerator<P> {
 
+    /**
+     * Generate a password for a non-registered player
+     * @param player
+     * @return daw
+     */
     String getRandomPassword(P player);
 }

core/src/main/java/com/github/games647/fastlogin/core/shared/event/FastLoginAutoLoginEvent.java

@@ -29,9 +29,20 @@ import com.github.games647.fastlogin.core.shared.LoginSession;
 import com.github.games647.fastlogin.core.storage.StoredProfile;
 
 /**
- * This event fires if the plugin performs an auto login on the platform where the login plugin is.
+ * This event fires if the plugin performs an auto login on the platform where the login plugin is
+ *
+ * {@snippet :
+ * @EventHandler()
+ * public void onPlayerLogin(FastLoginAutoLoginEvent loginEvent) {
+ *     StoredProfile profile = loginEvent.getProfile();
+ *     LoginSession session = loginEvent.getSession();
+ *
+ *     System.out.println("Player: " + session.getUsername() +  " is about to be force logged in");
+ * }
+ * }
  */
 public interface FastLoginAutoLoginEvent extends FastLoginCancellableEvent {
     LoginSession getSession();
+
     StoredProfile getProfile();
 }

core/src/main/java/com/github/games647/fastlogin/core/shared/event/FastLoginCancellableEvent.java

@@ -28,5 +28,6 @@ package com.github.games647.fastlogin.core.shared.event;
 public interface FastLoginCancellableEvent {
 
     boolean isCancelled();
+
     void setCancelled(boolean cancelled);
 }

core/src/main/java/com/github/games647/fastlogin/core/shared/event/FastLoginPreLoginEvent.java

@@ -34,6 +34,8 @@ import com.github.games647.fastlogin.core.storage.StoredProfile;
 public interface FastLoginPreLoginEvent {
 
     String getUsername();
+
     LoginSource getSource();
+
     StoredProfile getProfile();
 }

core/src/main/java/com/github/games647/fastlogin/core/shared/event/FastLoginPremiumToggleEvent.java

@@ -33,6 +33,7 @@ import com.github.games647.fastlogin.core.storage.StoredProfile;
 public interface FastLoginPremiumToggleEvent {
 
     StoredProfile getProfile();
+
     PremiumToggleReason getReason();
 
     enum PremiumToggleReason {