MeasureFormatProvider.java

package humanize.measure;

import humanize.spi.FormatProvider;
import humanize.text.FormatFactory;

import java.text.Format;
import java.text.NumberFormat;
import java.util.Locale;

import javax.measure.MeasureFormat;
import javax.measure.unit.UnitFormat;

/**
 * <p>
 * Provides a JSR-275 measure formatter. Supports "standard" sub-format.
 * </p>
 * 
 * Examples:
 * 
 * <pre>
 * 
 * // == "100 kg"
 * Humanize.format("{0, measure}", Measure.valueOf(100, SI.GRAM.times(1000)));
 * 
 * Humanize.format("{0, measure, standard}", measure);
 * 
 * // With a locale
 * 
 * MessageFormat esFormat = Humanize.messageFormatInstance("{0, measure}", new Locale("es"));
 * esFormat.render(Measure.valueOf(1000, SI.GRAM.times(1000)));
 * 
 * </pre>
 * 
 */
public class MeasureFormatProvider implements FormatProvider
{

    @Override
    public FormatFactory getFactory()
    {

        return new FormatFactory()
        {
            @Override
            public Format getFormat(String name, String args, Locale locale)
            {

                if (args != null && "standard".equalsIgnoreCase(args))
                {
                    return MeasureFormat.getStandard();
                } else
                {
                    return MeasureFormat.getInstance(NumberFormat.getInstance(locale), UnitFormat.getInstance(locale));
                }

            }
        };

    }

    @Override
    public String getFormatName()
    {

        return "measure";

    }

}