有关web.xml中的

<mime-mapping>
    <extension>doc</extension>
    <mime-type>application/vnd.ms-word</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>gif</extension>
    <mime-type>image/gif</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>jpg</extension>
    <mime-type>image/jpeg</mime-type>
</mime-mapping>

<mime-mapping>
    <extension>htm</extension>
    <mime-type>text/html</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>html</extension>
    <mime-type>text/html</mime-type>
</mime-mapping>

<mime-mapping>
    <extension>js</extension>
    <mime-type>application/x-javascript</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>pdf</extension>
    <mime-type>application/pdf</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>png</extension>
    <mime-type>image/png</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>rar</extension>
    <mime-type>application/x-rar-compressed</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>zip</extension>
    <mime-type>application/x-zip</mime-type>
</mime-mapping>


<mime-mapping>
    <extension>txt</extension>
    <mime-type>text/plain</mime-type>
</mime-mapping>


......

</web-app>

<mime-mapping>
    <extension>xls</extension>
    <mime-type>application/vnd.ms-excel</mime-type>
</mime-mapping>
<mime-mapping>
    <extension>xml</extension>
    <mime-type>text/xml</mime-type>
</mime-mapping>
---------------------jsp导出 execl---
最近在公司做jsp导出excel表，把页面上数据  按每行  1对象放如list,调用处理list的 
  excel工厂类，动态生成excel表，将Excel对象直接写入到输出流，在jsp页面上加上 
  response.setHeader("ContentDisposition","attachment;filename="+filename+suffixName); 
  response.setContentType("application/vnd.ms-excel");