Add Javadoc to resource pack API

api/src/main/java/com/velocitypowered/api/event/player/PlayerResourcePackStatusEvent.java

@@ -3,31 +3,49 @@ package com.velocitypowered.api.event.player;
 import com.google.common.base.Preconditions;
 import com.velocitypowered.api.proxy.Player;
 
+/**
+ * This event is fired when the status of a resource pack sent to the player by the server is
+ * changed.
+ */
 public class PlayerResourcePackStatusEvent {
-  private final Player player;
-  private final Status result;
 
-  public PlayerResourcePackStatusEvent(Player player, Status result) {
+  private final Player player;
+  private final Status status;
+
+  public PlayerResourcePackStatusEvent(Player player, Status status) {
     this.player = Preconditions.checkNotNull(player, "player");
-    this.result = Preconditions.checkNotNull(result, "result");
+    this.status = Preconditions.checkNotNull(status, "status");
   }
 
+  /**
+   * Returns the player affected by the change in resource pack status.
+   *
+   * @return the player
+   */
   public Player getPlayer() {
     return player;
   }
 
-  public Status getResult() {
+  /**
-    return result;
+   * Returns the new status for the resource pack.
+   *
+   * @return the new status
+   */
+  public Status getStatus() {
+    return status;
   }
 
   @Override
   public String toString() {
     return "PlayerResourcePackStatusEvent{"
         + "player=" + player
-        + ", result=" + result
+        + ", status=" + status
         + '}';
   }
 
+  /**
+   * Represents the possible statuses for the resource pack.
+   */
   public enum Status {
     /**
      * The resource pack was applied successfully.

api/src/main/java/com/velocitypowered/api/proxy/Player.java

@@ -1,6 +1,7 @@
 package com.velocitypowered.api.proxy;
 
 import com.velocitypowered.api.command.CommandSource;
+import com.velocitypowered.api.event.player.PlayerResourcePackStatusEvent;
 import com.velocitypowered.api.proxy.messages.ChannelMessageSink;
 import com.velocitypowered.api.proxy.messages.ChannelMessageSource;
 import com.velocitypowered.api.proxy.player.PlayerSettings;
@@ -154,14 +155,17 @@ public interface Player extends CommandSource, InboundConnection, ChannelMessage
 
   /**
    * Sends the specified resource pack from {@code url} to the user. If at all possible, send the
-   * resource pack using {@link #sendResourcePack(String, byte[])}.
+   * resource pack using {@link #sendResourcePack(String, byte[])}. To monitor the status of the
+   * sent resource pack, subscribe to {@link PlayerResourcePackStatusEvent}.
    *
    * @param url the URL for the resource pack
    */
   void sendResourcePack(String url);
 
   /**
-   * Sends the specified resource pack from {@code url} to the user.
+   * Sends the specified resource pack from {@code url} to the user, using the specified 20-byte
+   * SHA-1 hash. To monitor the status of the sent resource pack, subscribe to
+   * {@link PlayerResourcePackStatusEvent}.
    *
    * @param url the URL for the resource pack
    * @param hash the SHA-1 hash value for the resource pack