Person source = new Person(); source.setName("Alice"); source.setAge(25); Person destination = new Person(); BeanUtils.copyProperties(destination, source); Person person = new Person(); BeanUtils.setProperty(person, "name", "Alice"); properties org.apache.commons.beanutils.DynaPropertyUtils.skipEmptyProperties=true org.apache.commons.beanutils.converters.StringArrayConverter=org.example.MyStringArrayConverter