配置alibaba JSON全局转换器(用ajax不需要再转换成JSON,和设置编码格式)
首先 导入jar包
<!-- https://mvnrepository.com/artifact/com.alibaba/fastjson -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.47</version>
</dependency>
在springmvc.xml里配置
<mvc:annotation-driven>
<mvc:message-converters>
<bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>application/json</value>
<value>test/html;charset=utf-8</value>
</list>
</property>
</bean>
</mvc:message-converters>
</mvc:annotation-driven>
然后controller代码就可以直接返回对象
@RequestMapping("/delStand/{s}")
@ResponseBody
public Object delStand(@PathVariable Integer[] s){
for (int i=0;i<s.length;i++){
standardService.delStandard(s[i]);
}
Standard standard=new Standard();
standard.setKeys("测试的");
return standard;
}