@Override
    public boolean equals(@Nullable Object obj) {
      return obj instanceof Collider && ((Collider) obj).value == value;
    }

    @Override
    public int hashCode() {
      return 1; // evil!
    }
  }

    @Override
    public boolean equals(@Nullable Object obj) {
      return obj instanceof Collider && ((Collider) obj).value == value;
    }

    @Override
    public int hashCode() {
      return 1; // evil!
    }
  }

@GwtIncompatible
@J2ktIncompatible
@ElementTypesAreNonnullByDefault
public class AtomicDoubleArray implements java.io.Serializable {
  private static final long serialVersionUID = 0L;

  // Making this non-final is the lesser evil according to Effective
  // Java 2nd Edition Item 76: Write readObject methods defensively.
  private transient AtomicLongArray longs;

  /**