spring mvc 支持options方法

在web.xml中,添加

<init-param>
			<param-name>dispatchOptionsRequest</param-name>
			<param-value>true</param-value>
		</init-param>

添加后

<servlet>
		<servlet-name>springdispatcher</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<init-param>
			<param-name>contextConfigLocation</param-name>
			<param-value>classpath:springMvc-viewresolver.xml</param-value>
		</init-param>
		<init-param>
			<param-name>dispatchOptionsRequest</param-name>
			<param-value>true</param-value>
		</init-param>
		<load-on-startup>1</load-on-startup>
	</servlet>



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