code: protected String findValue(T object,String path)
      {
          String value=null;
          if((path!=null)&&(object!=null))
          {
              //find value
              value=this.findValueImpl(object,path);
  
              if(value!=null)
              {
                  value=value.trim();
                  if(value.length()==0)
                  {
                      value=null;
                  }
              }
          }
          
          return value;
      }
docs: This function returns the requested value from the object data.<br>
  The path is a set of key names seperated by ';'.
  
  @param   object
  The object holding all the data
  @param   path
  The path to the value (elements seperated by ;)
  @return  The value (null if not found)