FormatPriceTag.java

package org.onehippo.forge.konakart.hst.tags;

import com.konakart.al.KKAppException;
import org.apache.commons.lang.StringUtils;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import java.io.IOException;
import java.math.BigDecimal;

public class FormatPriceTag extends KKTagSupport {

  private BigDecimal price;
  private String currencyCode;

  public void setPrice(BigDecimal price) {
    this.price = price;
  }

  public void setCurrencyCode(String currencyCode) {
    this.currencyCode = currencyCode;
  }

  @Override
  public int doStartTag() throws JspException {

    if (price != null) {
      JspWriter writer = pageContext.getOut();
      try {
        if (StringUtils.isEmpty(currencyCode)) {
          writer.write(getKkAppEng().formatPrice(price));
        } else {
          writer.write(getKkAppEng().formatPrice(price, currencyCode));
        }
      } catch (IOException e) {
        throw new JspException("IOException while trying to write script tag", e);
      } catch (KKAppException e) {
        throw new JspException("KKAppException while formatting the price.", e);
      }
    }

    return SKIP_BODY;
  }
}