diff --git a/.gitignore b/.gitignore
index 1b74810..f152ed5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,9 @@
 build/
 run/
 .gradle/
+
+bin/
+*.launch
+*.classpath
+*.project
+.settings
diff --git a/src/main/java/com/martmists/libgamerule/Gamerule.java b/src/main/java/com/martmists/libgamerule/Gamerule.java
index cf49d7f..1ecb1e5 100644
--- a/src/main/java/com/martmists/libgamerule/Gamerule.java
+++ b/src/main/java/com/martmists/libgamerule/Gamerule.java
@@ -22,10 +22,10 @@
 import java.util.function.Supplier;
 
 public class Gamerule implements ModInitializer {
-    public static Supplier<MinecraftServer> SERVER_SUPPLIER;
+    static Supplier<MinecraftServer> SERVER_SUPPLIER;
     public static boolean dirty = false;
-    public static CommandDispatcher<ServerCommandSource> DISPATCHER;
-    public static List<CommandNode<ServerCommandSource>> unregistered = new ArrayList<>();
+    private static CommandDispatcher<ServerCommandSource> DISPATCHER;
+    public static final List<CommandNode<ServerCommandSource>> unregistered = new ArrayList<>();
 
     public static <T extends GameRules.Rule<T>> GameRules.RuleKey<T> register(String name, GameRules.RuleType<T> type) {
         dirty = true;
@@ -51,8 +51,7 @@ public static <T extends GameRules.Rule<T> & ValueGetter<V>, V> V get(GameRules.
     }
 
     public static <T extends GameRules.Rule<T>> GameRules.RuleType<T> createRuleType(Supplier<ArgumentType<?>> argumentType, Function<GameRules.RuleType<T>, T> factory) {
-        return createRuleType(argumentType, factory, (s, r) -> {
-        });
+        return createRuleType(argumentType, factory, (s, r) -> {});
     }
 
     public static <T extends GameRules.Rule<T>> GameRules.RuleType<T> createRuleType(Supplier<ArgumentType<?>> argumentType, Function<GameRules.RuleType<T>, T> factory, BiConsumer<MinecraftServer, T> notifier) {
diff --git a/src/main/java/com/martmists/libgamerule/arguments/EnumArgumentType.java b/src/main/java/com/martmists/libgamerule/arguments/EnumArgumentType.java
index 6aefb29..e932789 100644
--- a/src/main/java/com/martmists/libgamerule/arguments/EnumArgumentType.java
+++ b/src/main/java/com/martmists/libgamerule/arguments/EnumArgumentType.java
@@ -16,7 +16,7 @@
 import java.util.stream.Collectors;
 
 public class EnumArgumentType<E extends Enum<E>> implements ArgumentType<E> {
-    Class<E> clazz;
+    private Class<E> clazz;
 
     public EnumArgumentType(Class<E> enumClass) {
         this.clazz = enumClass;
diff --git a/src/main/java/com/martmists/libgamerule/mixin/GameRuleCommandAccessor.java b/src/main/java/com/martmists/libgamerule/mixin/GameRuleCommandAccessor.java
index 5eef973..26f9c35 100644
--- a/src/main/java/com/martmists/libgamerule/mixin/GameRuleCommandAccessor.java
+++ b/src/main/java/com/martmists/libgamerule/mixin/GameRuleCommandAccessor.java
@@ -9,14 +9,14 @@
 
 @Mixin(GameRuleCommand.class)
 public interface GameRuleCommandAccessor {
+    /** @noinspection PublicStaticMixinMember */
     @Invoker
-    @SuppressWarnings("PublicStaticMixinMember")
     static <T extends GameRules.Rule<T>> int invokeExecuteSet(CommandContext<ServerCommandSource> commandContext, GameRules.RuleKey<T> ruleKey) {
         throw new AssertionError("This shouldn't happen!");
     }
 
+    /** @noinspection PublicStaticMixinMember */
     @Invoker
-    @SuppressWarnings("PublicStaticMixinMember")
     static <T extends GameRules.Rule<T>> int invokeExecuteQuery(ServerCommandSource serverCommandSource, GameRules.RuleKey<T> ruleKey) {
         throw new AssertionError("This shouldn't happen!");
     }
diff --git a/src/main/java/com/martmists/libgamerule/mixin/GameRulesAccessor.java b/src/main/java/com/martmists/libgamerule/mixin/GameRulesAccessor.java
index 4f2163c..dc589a3 100644
--- a/src/main/java/com/martmists/libgamerule/mixin/GameRulesAccessor.java
+++ b/src/main/java/com/martmists/libgamerule/mixin/GameRulesAccessor.java
@@ -6,8 +6,8 @@
 
 @Mixin(GameRules.class)
 public interface GameRulesAccessor {
+    /** @noinspection PublicStaticMixinMember */
     @Invoker
-    @SuppressWarnings("PublicStaticMixinMember")
     static <T extends GameRules.Rule<T>> GameRules.RuleKey<T> invokeRegister(String name, GameRules.RuleType<T> type) {
         throw new AssertionError("This shouldn't happen!");
     }
diff --git a/src/main/java/com/martmists/libgamerule/mixin/RuleTypeAccessor.java b/src/main/java/com/martmists/libgamerule/mixin/RuleTypeAccessor.java
index 23f4ca8..59a4261 100644
--- a/src/main/java/com/martmists/libgamerule/mixin/RuleTypeAccessor.java
+++ b/src/main/java/com/martmists/libgamerule/mixin/RuleTypeAccessor.java
@@ -1,6 +1,8 @@
 package com.martmists.libgamerule.mixin;
 
 import com.mojang.brigadier.arguments.ArgumentType;
+
+import net.minecraft.server.MinecraftServer;
 import net.minecraft.world.GameRules;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.gen.Invoker;
@@ -11,9 +13,9 @@
 
 @Mixin(GameRules.RuleType.class)
 public interface RuleTypeAccessor {
+    /** @noinspection PublicStaticMixinMember */
     @Invoker("<init>")
-    @SuppressWarnings("PublicStaticMixinMember")
-    static GameRules.RuleType invokeNew(Supplier<ArgumentType<?>> argumentType, Function factory, BiConsumer notifier) {
+    static <T extends GameRules.Rule<T>> GameRules.RuleType<T> invokeNew(Supplier<ArgumentType<?>> argumentType, Function<GameRules.RuleType<T>, T> factory, BiConsumer<MinecraftServer, T> notifier) {
         throw new AssertionError("This shouldn't happen!");
     }
 }
diff --git a/src/main/java/com/martmists/libgamerule/rules/BooleanRule.java b/src/main/java/com/martmists/libgamerule/rules/BooleanRule.java
index 15f3fb1..a3fd7f3 100644
--- a/src/main/java/com/martmists/libgamerule/rules/BooleanRule.java
+++ b/src/main/java/com/martmists/libgamerule/rules/BooleanRule.java
@@ -9,7 +9,7 @@
 
 public class BooleanRule extends GameRules.Rule<BooleanRule> implements ValueGetter<Boolean> {
     // Using this instead of GameRules.BooleanRule for ease of use
-    boolean value;
+    private boolean value;
 
     public BooleanRule(GameRules.RuleType<BooleanRule> ruleType, boolean value) {
         super(ruleType);
diff --git a/src/main/java/com/martmists/libgamerule/rules/DoubleRule.java b/src/main/java/com/martmists/libgamerule/rules/DoubleRule.java
index ff632b4..71b2c91 100644
--- a/src/main/java/com/martmists/libgamerule/rules/DoubleRule.java
+++ b/src/main/java/com/martmists/libgamerule/rules/DoubleRule.java
@@ -8,7 +8,7 @@
 import net.minecraft.world.GameRules;
 
 public class DoubleRule extends GameRules.Rule<DoubleRule> implements ValueGetter<Double> {
-    double value;
+    private double value;
 
     public DoubleRule(GameRules.RuleType<DoubleRule> ruleType, double value) {
         super(ruleType);
diff --git a/src/main/java/com/martmists/libgamerule/rules/EnumRule.java b/src/main/java/com/martmists/libgamerule/rules/EnumRule.java
index 21aa3ce..18bb34c 100644
--- a/src/main/java/com/martmists/libgamerule/rules/EnumRule.java
+++ b/src/main/java/com/martmists/libgamerule/rules/EnumRule.java
@@ -8,8 +8,9 @@
 import net.minecraft.world.GameRules;
 
 public class EnumRule<E extends Enum<E>> extends GameRules.Rule<EnumRule<E>> implements ValueGetter<E> {
-    Class<E> clazz;
-    E value;
+    private Class<E> clazz;
+
+    private E value;
 
     public EnumRule(GameRules.RuleType<EnumRule<E>> ruleType, E value) {
         super(ruleType);
diff --git a/src/main/java/com/martmists/libgamerule/rules/IntRule.java b/src/main/java/com/martmists/libgamerule/rules/IntRule.java
index 016bfe6..45b397c 100644
--- a/src/main/java/com/martmists/libgamerule/rules/IntRule.java
+++ b/src/main/java/com/martmists/libgamerule/rules/IntRule.java
@@ -9,8 +9,7 @@
 
 public class IntRule extends GameRules.Rule<IntRule> implements ValueGetter<Integer> {
     // Not using GameRules.IntRule for flexibility in create()
-
-    int value;
+    private int value;
 
     public IntRule(GameRules.RuleType<IntRule> ruleType, int value) {
         super(ruleType);
diff --git a/src/main/java/com/martmists/libgamerule/rules/StringRule.java b/src/main/java/com/martmists/libgamerule/rules/StringRule.java
index 510f1f1..9d476cb 100644
--- a/src/main/java/com/martmists/libgamerule/rules/StringRule.java
+++ b/src/main/java/com/martmists/libgamerule/rules/StringRule.java
@@ -8,7 +8,7 @@
 import net.minecraft.world.GameRules;
 
 public class StringRule extends GameRules.Rule<StringRule> implements ValueGetter<String> {
-    String value;
+    private String value;
 
     public StringRule(GameRules.RuleType<StringRule> ruleType, String value) {
         super(ruleType);