package org.kuali.ole.sys.businessobject.format;
   
   import java.math.BigDecimal;
   
   import org.apache.log4j.Logger;
   import org.kuali.rice.core.api.util.type.KualiDecimal;
   import org.kuali.rice.core.web.format.BigDecimalFormatter;
   
   
  /**
   * This class is used to format explicit decimal value to BigDecimal objects.
   */
  public class ExplicitKualiDecimalFormatter extends BigDecimalFormatter {
  	private static Logger LOG = Logger.getLogger(ExplicitKualiDecimalFormatter.class);
  
  	/**
  	 * Converts the given String into a KualiDecimal with the final two characters being behind the decimal place
  	 */
  	@Override
      protected Object convertToObject(String target) {
  		BigDecimal value = (BigDecimal)super.convertToObject(addDecimalPoint(target));
  		return new KualiDecimal(value);
  	}
  
  	/**
  	 * Adds the decimal point to the String
  	 * @param amount the String representing the amount
  	 * @return a new String, with a decimal inserted in the third to last place
  	 */
  	private String addDecimalPoint (String amount) {
          if (!amount.contains(".")) {  //have to add decimal point if it's missing
              int length = amount.length();
              amount = amount.substring(0, length - 2) + "." + amount.substring(length - 2, length);
          }
          return amount;
      }
  }