PluralizeMessageTag.java

package humanize.taglibs;

import static humanize.taglibs.util.Convert.asNumber;
import humanize.Humanize;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;

import javax.servlet.jsp.JspException;

import org.apache.taglibs.standard.tag.common.fmt.HumanizeSupport;

public class PluralizeMessageTag extends HumanizeSupport
{

    private static final long serialVersionUID = -3406725990318696579L;

    private String template;

    private Object value;

    private String args;

    private String input;

    private Object[] argsArray;

    public void setArgs(String args)
    {

        this.args = args;

    }

    public void setTemplate(String template)
    {

        this.template = template;

    }

    public void setValue(Object value)
    {

        this.value = value;

    }

    @Override
    protected void begin() throws JspException
    {

        this.input = template == null || template.length() < 1 ? inputFromBody() : template;

        List<Object> tmpArr = new ArrayList<Object>();
        tmpArr.add(asNumber(value));
        if (args != null)
        {
            tmpArr.addAll(Arrays.asList(args.split("\\s*,\\s*")));
        }

        this.argsArray = tmpArr.toArray(new Object[tmpArr.size()]);

    }

    protected void clean()
    {

        this.template = null;
        this.value = null;
        this.input = null;
        this.args = null;
        this.argsArray = null;

    }

    @Override
    protected boolean isContextRemoveNeeded()
    {

        return (input == null || input.length() < 1) || (argsArray == null || argsArray.length == 0);

    }

    @Override
    protected String render() throws JspException
    {

        return Humanize.pluralizeFormat(input).render(argsArray);

    }

    @Override
    protected String render(Locale locale) throws JspException
    {

        return Humanize.pluralizeFormat(input, locale).render(argsArray);

    }

}