Velocity JAVA引擎模闆 （一）模闆中指派

本文是【模闆中指派】demo

java

/**
     * 模闆中指派
     */
    @Test
    public void test1() throws IOException {

        //1 加載配置
        Properties properties = new Properties();
        properties.load(Test.class.getClassLoader().getResourceAsStream("velocity.properties"));
        Velocity.init(properties);

        //2 建立上下文對象
        VelocityContext context = new VelocityContext();
        //3 指派
        context.put("name", "趙先森");
        context.put("date", new Date());
        context.put("dateformat", new DateUtils());
        context.put("dateTime", DateUtils.format(new Date(), DateUtils.DATE_TIME_PATTERN));

        //4選擇模闆
        Template template = Velocity.getTemplate("./src/test/resources/template/test1.vm");
        //5 合并模闆和資料并輸出
        StringWriter sw = new StringWriter();
        template.merge(context, sw);
        sw.flush();
        log.info("-----------------------------start------------------------------------");
        log.info(sw.toString());
        log.info("-----------------------------end------------------------------------");
    }
           

模闆 test1.vm

#set($ints=["第一個","第二個","第三個"])
$ints
----------------華麗的分隔線--------------------------
#set($name="趙先森")
$name
#set($hh="我的名字是"+$name)
$hh
#set($aa = $hh.substring(2,$hh.length()))
截取後的字段是：$aa
----------------華麗的分隔線--------------------------
#set($condition=true)
#set($condition=false)
$condition
#*
#if($condition)
成立
   #stop
#else
不成立
   #stop
#end
*#
----------------華麗的分隔線--------------------------
date : $date

format1 : $dateformat.format($date)
format2 : $dateformat.format($date,"yyyy-MM-dd")

dateTime : $dateTime