content: /*
   * Decompiled with CFR 0.153-SNAPSHOT (d6f6758-dirty).
   */
  package com.google.common.collect;
  
  import com.google.common.annotations.GwtCompatible;
  import com.google.common.collect.ImmutableMap;
  import com.google.common.collect.Maps;
  import com.google.common.collect.Ordering;
  import java.io.Serializable;
  import java.util.List;
  import org.checkerframework.checker.nullness.qual.Nullable;
  
  @GwtCompatible(serializable=true)
  final class ExplicitOrdering<T>
  extends Ordering<T>
  implements Serializable {
      final ImmutableMap<T, Integer> rankMap;
      private static final long serialVersionUID = 0L;
  
      ExplicitOrdering(List<T> valuesInOrder) {
          this(Maps.indexMap(valuesInOrder));
      }
  
      ExplicitOrdering(ImmutableMap<T, Integer> rankMap) {
          this.rankMap = rankMap;
      }
  
      @Override
      public int compare(T left, T right) {
          return this.rank(left) - this.rank(right);
      }
  
      private int rank(T value) {
          Integer rank = this.rankMap.get(value);
          if (rank == null) {
              throw new Ordering.IncomparableValueException(value);
          }
          return rank;
      }
  
      @Override
      public boolean equals(@Nullable Object object) {
          if (object instanceof ExplicitOrdering) {
              ExplicitOrdering that = (ExplicitOrdering)object;
              return this.rankMap.equals(that.rankMap);
          }
          return false;
      }
  
      public int hashCode() {
          return this.rankMap.hashCode();
      }
  
      public String toString() {
          return "Ordering.explicit(" + this.rankMap.keySet() + ")";
      }
  }
  
  