private static void appendJSONPair(StringBuilder json,String key,String value) throws UnsupportedEncodingException {
  boolean isValueNumeric=false;
  try {
    if (value.equals("0") || !value.endsWith("0")) {
      Double.parseDouble(value);
      isValueNumeric=true;
    }
  }
 catch (  NumberFormatException e) {
    isValueNumeric=false;
  }
  if (json.charAt(json.length() - 1) != '{') {
    json.append(',');
  }
  json.append(escapeJSON(key));
  json.append(':');
  if (isValueNumeric) {
    json.append(value);
  }
 else {
    json.append(escapeJSON(value));
  }
}

private static void appendJSONPair ( StringBuilder json , String key , String value ) throws UnsupportedEncodingException { boolean isValueNumeric = false ; try { if ( value . equals ( "0" ) || ! value . endsWith ( "0" ) ) { Double . parseDouble ( value ) ; isValueNumeric = true ; } } catch ( NumberFormatException e ) { isValueNumeric = false ; } if ( json . charAt ( json . length ( ) - 1 ) != '{' ) { json . append ( ',' ) ; } json . append ( escapeJSON ( key ) ) ; json . append ( ':' ) ; if ( isValueNumeric ) { json . append ( value ) ; } else { json . append ( escapeJSON ( value ) ) ; } }
appends a json encoded key / value pair to the given string builder .
