相关疑难解决方法(0)

是否可以使用Spring的@Value批注来读取和写入自定义类类型的属性值？

例如:

@Component
@PropertySource("classpath:/data.properties")
public class CustomerService {

    @Value("${data.isWaiting:#{false}}")
    private Boolean isWaiting;

    // is this possible for a custom class like Customer???
    // Something behind the scenes that converts Custom object to/from property file's string value via an ObjectFactory or something like that?
    @Value("${data.customer:#{null}}")
    private Customer customer;

    ...
}

编辑解决方案

以下是我使用Spring 4.x API做到的方法......

为Customer类创建了新的PropertyEditorSupport类:

public class CustomerPropertiesEditor extends PropertyEditorSupport {

    // simple mapping class to convert Customer to String and vice-versa.
    private CustomerMap map;

    @Override
    public String getAsText() 
    {
        Customer …