Springmvc自定义参数转换实现代码解析

<bean id="conversionServiceFactoryBean" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
  <!-- 配置 多个转换器-->
  <property name="converters">
    <list>
      <bean class="com.itheima.springmvc.conversion.DateConveter"/>
    </list>
  </property>
</bean>

public class DateConveter implements Converter<String, Date>{

  public Date convert(String source) {
    // TODO Auto-generated method stub
    try {
      if(null != source){//2016:11-05 11_43-50
        DateFormat df = new SimpleDateFormat("yyyy:MM-dd HH_mm-ss");
        return df.parse(source);
      }
    } catch (Exception e) {
      // TODO: handle exception
    }
    return null;
  }

}