spring MVC中的日期序列化

@RequestMapping("/example")
public String example(@RequestParam("date") @DateTimeFormat(pattern = "yyyy-MM-dd") Date date) {
    // 处理日期参数
    return "example";
}

<mvc:annotation-driven conversion-service="conversionService"/>

<bean id="conversionService" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
    <property name="converters">
        <set>
            <bean class="org.springframework.format.datetime.DateFormatter">
                <property name="pattern" value="yyyy-MM-dd"/>
            </bean>
        </set>
    </property>
</bean>

public class DateConverter implements Converter<String, Date> {
    private static final String DATE_FORMAT = "yyyy-MM-dd";

    @Override
    public Date convert(String source) {
        SimpleDateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT);
        try {
            return dateFormat.parse(source);
        } catch (ParseException e) {
            throw new IllegalArgumentException("Invalid date format. Please use " + DATE_FORMAT);
        }
    }
}

<mvc:annotation-driven conversion-service="conversionService"/>

<bean id="conversionService" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
    <property name="converters">
        <set>
            <bean class="com.example.DateConverter"/>
        </set>
    </property>
</bean>