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package edu.isi.nlp;

import com.google.common.base.Function;

/** Utiltiy methods for {@link UnicodeFriendlyString} */
public class UnicodeFriendlyStrings {
  private UnicodeFriendlyStrings() {
    throw new UnsupportedOperationException();
  }

  public static Function lengthInCodePointsFunction() {
    return LengthInCodePointsFunction.INSTANCE;
  }

  private enum LengthInCodePointsFunction implements Function {
    INSTANCE;

    @Override
    public Integer apply(final UnicodeFriendlyString ufs) {
      return ufs.lengthInCodePoints();
    }

    @Override
    public String toString() {
      return "lengthInCodepoints()";
    }
  }
}