一、新建一个工程,结构如下(需要下载velocity-1.7和velocity-tools-2.0,然后导入相关jar文件到工程里面就Ok了):
二、工程中,只需要修改web.xml和index.vm,代码分别如下:
web.xml:
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">
<display-name></display-name>
<welcome-file-list>
<welcome-file>index.vm</welcome-file>
</welcome-file-list>
<servlet>
<servlet-name>Velocity</servlet-name>
<servlet-class>org.apache.velocity.tools.view.servlet.VelocityViewServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>Velocity</servlet-name>
<url-pattern>*.vm</url-pattern>
</servlet-mapping>
</web-app>
index.vm:
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<h1>Velocity Test</h1>
<hr>
##这是一个宏
#macro(listMacro $list)
#if($list)
#foreach($item in $list)
<TR ><TD >$velocityCount</TD><TD ><A href="http://my.oschina.net/VincentJiang" target="_blank">$item</A></TD></TR>
#end
#end
#end
##这是一个宏
##---华丽的分割线---##
#set( $treeList = ["pine", "oak", "maple", "redwood"])
<TABLE >
#listMacro($treeList)
</TABLE>
<SCRIPT >
</SCRIPT>
</body>
</html>