<mvc:annotation-driven>

        <mvc:message-converters>

            <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">

                <property name="objectMapper">

                    <bean class="com.fasterxml.jackson.databind.ObjectMapper">

                        <property name="dateFormat">

                            <bean class="java.text.SimpleDateFormat">

                                <constructor-arg type="java.lang.String" value="yyyy-MM-dd HH:mm:ss.SSS" />

                            </bean>

                        </property>

                    </bean>

                </property>

            </bean>

        </mvc:message-converters>

    </mvc:annotation-driven>