Reduce nesting in item nbt translators

connector/src/main/java/org/geysermc/connector/network/translators/item/translators/nbt/BasicItemTranslator.java

@@ -46,7 +46,9 @@ public class BasicItemTranslator extends NbtItemStackTranslator {
 
     @Override
     public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("display")) {
+        if (!itemTag.contains("display")) {
+            return;
+        }
         CompoundTag displayTag = itemTag.get("display");
         if (displayTag.contains("Name")) {
             StringTag nameTag = displayTag.get("Name");
@@ -69,11 +71,12 @@ public class BasicItemTranslator extends NbtItemStackTranslator {
             displayTag.put(new ListTag("Lore", lore));
         }
     }
-    }
 
     @Override
     public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("display")) {
+        if (!itemTag.contains("display")) {
+            return;
+        }
         CompoundTag displayTag = itemTag.get("display");
         if (displayTag.contains("Name")) {
             StringTag nameTag = displayTag.get("Name");
@@ -90,7 +93,6 @@ public class BasicItemTranslator extends NbtItemStackTranslator {
             displayTag.put(new ListTag("Lore", lore));
         }
     }
-    }
 
     private String toJavaMessage(StringTag tag) {
         String message = tag.getValue();

connector/src/main/java/org/geysermc/connector/network/translators/item/translators/nbt/BookPagesTranslator.java

@@ -42,7 +42,9 @@ public class BookPagesTranslator extends NbtItemStackTranslator {
 
     @Override
     public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("pages")) {
+        if (!itemTag.contains("pages")) {
+            return;
+        }
         List<Tag> pages = new ArrayList<>();
         ListTag pagesTag = itemTag.get("pages");
         for (Tag tag : pagesTag.getValue()) {
@@ -60,11 +62,12 @@ public class BookPagesTranslator extends NbtItemStackTranslator {
         itemTag.remove("pages");
         itemTag.put(new ListTag("pages", pages));
     }
-    }
 
     @Override
     public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("pages")) {
+        if (!itemTag.contains("pages")) {
+            return;
+        }
         List<Tag> pages = new ArrayList<>();
         ListTag pagesTag = itemTag.get("pages");
         for (Tag tag : pagesTag.getValue()) {
@@ -80,5 +83,4 @@ public class BookPagesTranslator extends NbtItemStackTranslator {
         itemTag.remove("pages");
         itemTag.put(new ListTag("pages", pages));
     }
-    }
 }

connector/src/main/java/org/geysermc/connector/network/translators/item/translators/nbt/EnchantedBookTranslator.java

@@ -37,7 +37,9 @@ public class EnchantedBookTranslator extends NbtItemStackTranslator {
 
     @Override
     public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("StoredEnchantments")) {
+        if (!itemTag.contains("StoredEnchantments")) {
+            return;
+        }
         Tag enchTag = itemTag.get("StoredEnchantments");
         if (enchTag instanceof ListTag) {
             enchTag = new ListTag("Enchantments", ((ListTag) enchTag).getValue());
@@ -45,11 +47,12 @@ public class EnchantedBookTranslator extends NbtItemStackTranslator {
             itemTag.put(enchTag);
         }
     }
-    }
 
     @Override
     public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("Enchantments")) {
+        if (!itemTag.contains("Enchantments")) {
+            return;
+        }
         Tag enchTag = itemTag.get("Enchantments");
         if (enchTag instanceof ListTag) {
             enchTag = new ListTag("StoredEnchantments", ((ListTag) enchTag).getValue());
@@ -57,7 +60,6 @@ public class EnchantedBookTranslator extends NbtItemStackTranslator {
             itemTag.put(enchTag);
         }
     }
-    }
 
     @Override
     public boolean acceptItem(ItemEntry itemEntry) {

connector/src/main/java/org/geysermc/connector/network/translators/item/translators/nbt/EnchantmentTranslator.java

@@ -73,7 +73,10 @@ public class EnchantmentTranslator extends NbtItemStackTranslator {
 
     @Override
     public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("ench")) {
+        if (!itemTag.contains("ench")) {
+            return;
+        }
+
         ListTag enchantmentTag = itemTag.get("ench");
         List<Tag> enchantments = new ArrayList<>();
         List<Tag> storedEnchantments = new ArrayList<>();
@@ -115,7 +118,6 @@ public class EnchantmentTranslator extends NbtItemStackTranslator {
         }
         itemTag.remove("ench");
     }
-    }
 
 
     private CompoundTag remapEnchantment(CompoundTag tag) {

connector/src/main/java/org/geysermc/connector/network/translators/item/translators/nbt/LeatherArmorTranslator.java

@@ -38,7 +38,9 @@ public class LeatherArmorTranslator extends NbtItemStackTranslator {
 
     @Override
     public void translateToBedrock(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("display")) {
+        if (!itemTag.contains("display")) {
+            return;
+        }
         CompoundTag displayTag = itemTag.get("display");
         if (displayTag.contains("color")) {
             IntTag color = displayTag.get("color");
@@ -48,11 +50,12 @@ public class LeatherArmorTranslator extends NbtItemStackTranslator {
             }
         }
     }
-    }
 
     @Override
     public void translateToJava(CompoundTag itemTag, ItemEntry itemEntry) {
-        if (itemTag.contains("customColor")) {
+        if (!itemTag.contains("customColor")) {
+            return;
+        }
         IntTag color = itemTag.get("customColor");
         CompoundTag displayTag = itemTag.get("display");
         if (displayTag == null) {
@@ -61,7 +64,6 @@ public class LeatherArmorTranslator extends NbtItemStackTranslator {
         displayTag.put(color);
         itemTag.remove("customColor");
     }
-    }
 
     @Override
     public boolean acceptItem(ItemEntry itemEntry) {