springMVC相关—类型转换器

 1 /*
 2     @Compent加入到ioc容器中
 3     数据类型转化器Myconwerter类继承Converter<原类型，目标类型>
 4 */
 5 @Component
 6 public class MyConverter implements Converter<String, Student>{
 7     @Override
 8     public Student convert(String source) {
 9         if (source!=null ) {
10             String[] split= source.split("-");
11             if (split.length==2) {
12                 String name=split[0];
13                 Integer gender=Integer.parseInt(split[1]);
14                 Student stu=new Student();
15                 stu.setName(name);
16                 stu.setGender(gender);
17                 return stu;
18             }
19         }
20         return null;
21     }
22 }     

1  //要转换成的Student对象类
2  public class Student {
3      private String name;
4      private Integer gender;
5          .......
6  }     

 1 <!-- 将Service再作为annotation-driven的一个属性存在！ -->
 2 <mvc:annotation-driven conversion-service="Service"></mvc:annotation-driven>
 3     
 4 <!-- 配置Service -->
 5     <bean id="Service" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
 6         <property name="converters">
 7             <set>
 8                 <ref bean="myConverter"/>
 9             </set>
10         </property>
11     </bean>