JavaWeb_tomcat设置默认应用

在tomcat的server.xml文件中设置默认应用。

在tomcat文件目录里面的conf/server.xml文件中，在<Engine>...</Engine>中再增加一个<Host name="www.flx.com" appBase="c:\flx"><Context path="" docBase="c:\flx\mail"/></Host>

在应用的web.xml设置应用的默认主页

 <?xml version="1.0" encoding="UTF-8"?>
 <!--
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
 -->
 <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
                       http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
   version="4.0">
   <!-- ==================== Default Welcome File List ===================== -->
   <!-- When a request URI refers to a directory, the default servlet looks  -->
   <!-- for a "welcome file" within that directory and, if present, to the   -->
   <!-- corresponding resource URI for display.                              -->
   <!-- If no welcome files are present, the default servlet either serves a -->
   <!-- directory listing (see default servlet configuration on how to       -->
   <!-- customize) or returns a 404 status, depending on the value of the    -->
   <!-- listings setting.                                                    -->
   <!--                                                                      -->
   <!-- If you define welcome files in your own application's web.xml        -->
   <!-- deployment descriptor, that list *replaces* the list configured      -->
   <!-- here, so be sure to include any of the default values that you wish  -->
   <!-- to use within your application.                                       -->

     <welcome-file-list>
         <welcome-file>1.html</welcome-file>
     </welcome-file-list>

 </web-app>

37-39行即设置了默认页面。