tomcat7部署文件服务器，解决跨域问题

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<!--解决tomcat部署跨域问题  --><dependency><groupId>com.thetransactioncompany</groupId><artifactId>cors-filter</artifactId><version>2.4</version></dependency><dependency>    <groupId>com.thetransactioncompany</groupId>    <artifactId>java-property-utils</artifactId>    <version>1.9.1</version></dependency>

1.导入maven的两个jar包

2.在文件服务器的配置文件中，修改web.xml，加入拦截

<!--解决tomcat部署跨域问题  --><filter>      <filter-name>CORS</filter-name>      <filter-class>com.thetransactioncompany.cors.CORSFilter</filter-class>      <init-param>       <param-name>cors.allowOrigin</param-name>          <param-value>*</param-value>      </init-param>      <init-param>       <param-name>cors.supportedMethods</param-name>          <param-value>GET, POST, HEAD, PUT, DELETE</param-value>      </init-param>      <init-param>       <param-name>cors.supportedHeaders</param-name>          <param-value>Accept, Origin, X-Requested-With, Content-Type, Last-Modified</param-value>      </init-param>      <init-param>          <param-name>cors.exposedHeaders</param-name>          <param-value>Set-Cookie</param-value>      </init-param>      <init-param>          <param-name>cors.supportsCredentials</param-name>          <param-value>true</param-value>      </init-param>  </filter>  <filter-mapping>      <filter-name>CORS</filter-name>      <url-pattern>/*</url-pattern>  </filter-mapping>

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