SpringMVC整合FastJson:用"最快的json转换工具"替换SpringMVC的默认json转换

一.环境说明

二.开始配置

<mvc:annotation-driven>
<!--不使用默认消息转换器 -->
<mvc:message-converters register-defaults="false">
<!--spring消息转换器 -->
<bean class="org.springframework.http.converter.ByteArrayHttpMessageConverter"/>
<bean class="org.springframework.http.converter.BufferedImageHttpMessageConverter"/>

<!--解决@Responcebody中文乱码问题 -->
<bean class="org.springframework.http.converter.StringHttpMessageConverter">
<constructor-arg value="UTF-8"/>
</bean>
<!--配合fastjson支持 -->
<bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
<property name="defaultCharset" value="UTF-8"/>
<property name="supportedMediaTypes">
<list>
<!--顺序保持这样,避免IE下载出错 -->
<value>text/html;charset=UTF-8</value>
<value>application/json</value>
</list>
</property>
<property name="fastJsonConfig" ref="fastJsonConfig"/>
</bean>
</mvc:message-converters>
</mvc:annotation-driven>

<!--fastJsonConfig -->
<bean id="fastJsonConfig" class="com.alibaba.fastjson.support.config.FastJsonConfig">
<!--默认编码格式 -->
<property name="charset" value="UTF-8"/>

<property name="serializerFeatures">
<list>
<value>WriteNullListAsEmpty</value>
<value>WriteDateUseDateFormat</value>
<value>PrettyFormat</value>
<value>WriteMapNullValue</value>
<value>WriteNullStringAsEmpty</value>
<value>WriteNullListAsEmpty</value>
<value>DisableCircularReferenceDetect</value>
</list>
</property>

</bean>
<!--fastjson支持配置结束 -->