/*

  * Copyright 2004 Jonathan M. Lehr

  *

  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS"

  * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language

  * governing permissions and limitations under the License.

  * 

  * MODIFIED BY THE KUALI FOUNDATION

  */

 // begin Kuali Foundation modification

 package org.kuali.rice.kns.web.format;

 // end Kuali Foundation modification

 // begin Kuali Foundation modification

 import org.kuali.rice.kns.util.RiceKeyConstants;

 /**

  * begin Kuali Foundation modification

  * This class is used to format phone number objects.

  * end Kuali Foundation modification

  */

 public class PhoneNumberFormatter extends Formatter {

         // begin Kuali Foundation modification

     private static final long serialVersionUID = 241458864711484787L;

     // end Kuali Foundation modification

         // begin Kuali Foundation modification

         // removed: PHONE_NUMBER_ERROR_KEY, PARSE_MSG, FORMAT_MSG

     // todo: foreign phone numbers can be different lengths

     // end Kuali Foundation modification

     static final int NUM_DIGITS = 10;

     /**

      * begin Kuali Foundation modification

      * Removes formatting characters from the provided phone number and returns just the digits. Very lenient about formatting, but

      * requires a ten-digit number.

      * end Kuali Foundation modification

      */

     protected Object convertToObject(String target) {

         String digits = target.replaceAll("[^0-9]", "");

         if (digits.length() != NUM_DIGITS)

                 // begin Kuali Foundation modification

             throw new FormatException("parsing", RiceKeyConstants.ERROR_PHONE_NUMBER, target);

             // end Kuali Foundation modification

         return digits;

     }

     /**

      * Returns its argument formatted as a phone number in the style:

      * <p>

      * 

      * <pre>

      *   (999) 999-9999

      * </pre>

      */

     public Object format(Object value) {

         if (value == null)

             return null;

         if (!(value instanceof String))

                 // begin Kuali Foundation modification

             throw new FormatException("formatting", RiceKeyConstants.ERROR_PHONE_NUMBER, value.toString());

             // end Kuali Foundation modification

                 // begin Kuali Foundation modification

         String digits = (String) value;

         if (digits.length() != NUM_DIGITS)

             throw new FormatException("formatting", RiceKeyConstants.ERROR_PHONE_NUMBER, value.toString());

         // end Kuali Foundation modification

         StringBuffer buf = new StringBuffer("(");

         buf.append(digits.substring(0, 3));

         buf.append(") ");

         buf.append(digits.substring(3, 6));

         buf.append("-");

         buf.append(digits.substring(6));

         return buf.toString();

     }

 }