edu.berkeley.nlp.ui.EasyFormat Maven / Gradle / Ivy

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The Berkeley parser analyzes the grammatical structure of natural language using probabilistic context-free grammars (PCFGs).

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package edu.berkeley.nlp.ui;

import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.List;

public class EasyFormat
{
  private static DecimalFormat stdFormat = null;
  public static DecimalFormat getStdFormat()
  {
    if (stdFormat == null)
    {
      DecimalFormatSymbols dsymb = new DecimalFormatSymbols();
      // on french locales, dots print like comma
      dsymb.setDecimalSeparator('.');
      stdFormat = new DecimalFormat("0.0000");
      stdFormat.setDecimalFormatSymbols(dsymb);
    }
    return stdFormat;
  }
  public static String std(double number)
  {
    return getStdFormat().format(number);
  }
  public static String fmt(double number)
  {
    return std(number);
  }
  public static String fmt(List numbers)
  {
    StringBuilder result = new StringBuilder();
    result.append("[");
    for (int i = 0; i < numbers.size(); i++)
    {
      result.append(fmt(numbers.get(i)));
      if (i != numbers.size() - 1) result.append(" ");
    }
    result.append("]");
    return result.toString();
  }
}