code: public static void setBeanProperty(Object beanObj, String fieldName,
  			Object value) throws Exception {
  		Class cls = beanObj.getClass();
  		Field field = cls.getDeclaredField(fieldName);
  		Class fieldCls = field.getType();
  		field.setAccessible(true);
  		Object fieldObj = str2Obj(fieldCls, value);
  		field.set(beanObj, fieldObj);
  	}
docs: /*
  @param beanObj
  
  @param fieldName
  
  @param value