Make BossBar API easier to use

src/main/java/us/myles/ViaVersion/api/boss/BossBar.java

@@ -18,7 +18,7 @@ public interface BossBar {
      *
      * @param title Title can be in either JSON or just text
      */
-    void setTitle(String title);
+    BossBar setTitle(String title);
 
     /**
      * Get the health
@@ -32,7 +32,7 @@ public interface BossBar {
      *
      * @param health this float has to be between 0F - 1F
      */
-    void setHealth(float health);
+    BossBar setHealth(float health);
 
     /**
      * Get the bossbar color
@@ -46,7 +46,7 @@ public interface BossBar {
      *
      * @param color Whatever color you want!
      */
-    void setColor(BossColor color);
+    BossBar setColor(BossColor color);
 
     /**
      * Get the bosbar style
@@ -60,35 +60,35 @@ public interface BossBar {
      *
      * @param style BossStyle
      */
-    void setStyle(BossStyle style);
+    BossBar setStyle(BossStyle style);
 
     /**
      * Show the bossbar to a player.
      *
      * @param player
      */
-    void addPlayer(Player player);
+    BossBar addPlayer(Player player);
 
     /**
      * Remove the bossbar from a player
      *
      * @param player
      */
-    void removePlayer(Player player);
+    BossBar removePlayer(Player player);
 
     /**
      * Add flags
      *
      * @param flag
      */
-    void addFlag(BossFlag flag);
+    BossBar addFlag(BossFlag flag);
 
     /**
      * Remove flags.
      *
      * @param flag
      */
-    void removeFlag(BossFlag flag);
+    BossBar removeFlag(BossFlag flag);
 
     /**
      * @param flag
@@ -106,12 +106,12 @@ public interface BossBar {
     /**
      * Show the bossbar to everyone (In the getPlayer set)
      */
-    void show();
+    BossBar show();
 
     /**
      * Hide the bossbar from everyone (In the getPlayer set)
      */
-    void hide();
+    BossBar hide();
 
     /**
      * Is it visible?

src/main/java/us/myles/ViaVersion/boss/ViaBossBar.java

@@ -42,17 +42,19 @@ public class ViaBossBar implements BossBar {
     }
 
     @Override
-    public void setTitle(String title) {
+    public BossBar setTitle(String title) {
         Validate.notNull(title, "Title cannot be null");
         this.title = title;
         sendPacket(UpdateAction.UPDATE_TITLE);
+        return this;
     }
 
     @Override
-    public void setHealth(float health) {
+    public BossBar setHealth(float health) {
         Validate.isTrue((health >= 0 && health <= 1), "Health must be between 0 and 1");
         this.health = health;
         sendPacket(UpdateAction.UPDATE_HEALTH);
+        return this;
     }
 
     @Override
@@ -61,48 +63,54 @@ public class ViaBossBar implements BossBar {
     }
 
     @Override
-    public void setColor(BossColor color) {
+    public BossBar setColor(BossColor color) {
         Validate.notNull(color, "Color cannot be null");
         this.color = color;
         sendPacket(UpdateAction.UPDATE_STYLE);
+        return this;
     }
 
     @Override
-    public void setStyle(BossStyle style) {
+    public BossBar setStyle(BossStyle style) {
         Validate.notNull(style, "Style cannot be null");
         this.style = style;
         sendPacket(UpdateAction.UPDATE_STYLE);
+        return this;
     }
 
     @Override
-    public void addPlayer(Player player) {
+    public BossBar addPlayer(Player player) {
         if (player != null && !players.contains(player.getUniqueId())) {
             players.add(player.getUniqueId());
             if (visible)
                 sendPacket(player.getUniqueId(), getPacket(UpdateAction.ADD));
         }
+        return this;
     }
 
     @Override
-    public void removePlayer(Player player) {
+    public BossBar removePlayer(Player player) {
         if (player != null && players.contains(player.getUniqueId())) {
             players.remove(player.getUniqueId());
             sendPacket(player.getUniqueId(), getPacket(UpdateAction.REMOVE));
         }
+        return this;
     }
 
     @Override
-    public void addFlag(BossFlag flag) {
+    public BossBar addFlag(BossFlag flag) {
         if (!hasFlag(flag))
             flags.add(flag);
         sendPacket(UpdateAction.UPDATE_FLAGS);
+        return this;
     }
 
     @Override
-    public void removeFlag(BossFlag flag) {
+    public BossBar removeFlag(BossFlag flag) {
         if (hasFlag(flag))
             flags.remove(flag);
         sendPacket(UpdateAction.UPDATE_FLAGS);
+        return this;
     }
 
     @Override
@@ -116,13 +124,15 @@ public class ViaBossBar implements BossBar {
     }
 
     @Override
-    public void show() {
+    public BossBar show() {
         setVisible(true);
+        return this;
     }
 
     @Override
-    public void hide() {
+    public BossBar hide() {
         setVisible(false);
+        return this;
     }
 
     @Override