class="kw">package com.hypixel.hytale.common.util;

class="kw">import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
class="kw">import java.util.Collections;
class="kw">import java.util.Map;
class="kw">import java.util.function.Supplier;
class="kw">import javax.annotation.Nonnull;

class="kw">public class MapUtil {
   class="kw">public MapUtil() {
   }

   @Nonnull
   class="kw">public class="kw">static <T, V> Map<T, V> combineUnmodifiable(@Nonnull Map<T, V> var0, @Nonnull Map<T, V> var1) {
      Map var2 = new Object2ObjectOpenHashMap();
      var2.putAll(var0);
      var2.putAll(var1);
      class="kw">return Collections.unmodifiableMap(var2);
   }

   @Nonnull
   class="kw">public class="kw">static <T, V, M class="kw">extends Map<T, V>> Map<T, V> combineUnmodifiable(@Nonnull Map<T, V> var0, @Nonnull Map<T, V> var1, @Nonnull Supplier<M> var2) {
      Map var3 = var2.get();
      var3.putAll(var0);
      var3.putAll(var1);
      class="kw">return Collections.unmodifiableMap(var3);
   }

   @Nonnull
   class="kw">public class="kw">static <T, V, M class="kw">extends Map<T, V>> M combine(@Nonnull Map<T, V> var0, @Nonnull Map<T, V> var1, @Nonnull Supplier<M> var2) {
      Map var3 = (M)var2.get();
      var3.putAll(var0);
      var3.putAll(var1);
      class="kw">return var3;
   }
}