eclipse create server to config tomcat
1. modify tomcat server.xml file,link web directory to workspace directory. Refer red color font comments.<Host name="localhost" appBase="webapps"
unpackWARs="true" autoDeploy="true"
xmlValidation="false" xmlNamespaceAware="false">
<!-- SingleSignOn valve, share authentication between web applications
Documentation at: /docs/config/valve.html -->
<!--
<Valve className="org.apache.catalina.authenticator.SingleSignOn" />
-->
<!-- Access log processes all example.
Documentation at: /docs/config/valve.html -->
<!--
<Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"
prefix="localhost_access_log." suffix=".txt" pattern="common" resolveHosts="false"/>
-->
<Context docBase="F:/study/workspace/testwe/WebContent/" path="/testweb" reloadable="true"/>
</Host>
2. Set JAVA_HOME envirement parameter to tomcat startup.
Explain
contex指上下文，实际上就是一个web项目；
path是虚拟目录，访问的时候用127.0.0.1:8080/testweb/*.jsp访问网页，testweb前面要加/;
docBase是网页实际存放位置的根目录，映射为path虚拟目录；
reloadable="true"表示你修改了jsp文件后不需要重启就可以实现显示的同步。
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