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<mvc:annotation-driven>
<mvc:message-converters register-defaults="false">
<!-- 将StringHttpMessageConverter的默认编码设为UTF-8 -->
<bean class="org.springframework.http.converter.StringHttpMessageConverter">
<constructor-arg value="UTF-8"/>
</bean>
<ref bean="jacksonMessageConverter" />
</mvc:message-converters>
</mvc:annotation-driven>
<bean id="jacksonMessageConverter" class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html;charset=UTF-8</value>
<value>application/json;charset=UTF-8</value>
</list>
</property>
<property name="objectMapper" ref="jacksonObjectMapper" />
</bean>
在springmvc的配置文件加这两个配置