HTTP ERROR 500 Problem accessing /showognl.jsp. Reason: Server Error Caused by: org.apache.jasper.JasperException: An exception occurred processing JSP page /showognl.jsp at line 20 17: 18: <!-??OGNL?????--> 19: 20: <p>parameters: <s:proper…

2014-09-16 15:47:51.590:WARN:oejs.ErrorPageErrorHandler:EXCEPTION org.apache.jasper.JasperException: The Struts dispatcher cannot be found.  This is usually caused by using Struts tags without the associated filter. Struts tags are only usable when t…

异常信息如下: The Struts dispatcher cannot be found. This is usually caused by using Struts tags without the associated filter. Struts tags are only usable when the request has passed through its servlet filter, which initializes the Struts dispatcher need…

The Struts dispatcher cannot be found. This is usually caused by using Struts tags without the associated filter. 异常信息:The Struts dispatcher cannot be found.  This is usually caused by using Struts tags without the associated filter. Struts tags are…

   今天刚刚看了DispatchAction觉得这个东西有点意思,所以就写点东西,通过它的名字我想应该可以明白它的作用了,用于分发的Action,主要的好处是把一些功能类似的Action放到一个Action中,通过传入的不同参数来觉得执行哪个操作.     DispatchAction类是一个抽象类,它实现了父类(Action)的execute()方法,所以它的子类就不用来实现这个方法了,只需要专注与实际操作的方法,        1.首先要一个DispatchAction的子类,它含有一些方…

2017-01-07 16:02:46 <s:debug></s:debug><!-- 标签库中实现的debug --> ${name }<!-- 是从对象栈中获取的 --> <br> <h4>欢迎${sessionScope.username }</h4> <br> 当前在线人数:${applicationScope.num } <a href="logout.do">logo…

<s:property escape="false" value="vaMsg"/> escape="false"则vaMsg内的HTML代码生效.…

<script src="http://echarts.baidu.com/build/dist/echarts-all.js"></script> <script type="text/javascript"> // 基于准备好的dom,初始化echarts图表 var myChart = echarts.init(document.getElementById('main')); var pxlb= ['自评','初审','初…

bean:define:有三个用途 一是定义新字符串常量: <bean:define id="foo" value="This is a new String"/> <bean:define id="bar" value='<%= "Hello, " + user.getName() %>'/> <bean:define id="last" scope="…

  struts tags详解之<s:bean> Description     Bean标签,当然需要一个JavaBean.它的属性值的操作是经由Bean标签中的参数属性来进行赋值.当然,它还有一个id属性可以进行赋值,这样就可以在上下文中使用这个Bean 如果在BeanTag中设置了var属性值,那么它将把实例化后的bean放入到stack's Context中. Parameters 名称 必需 数据类型 描述 Id False String 已弃用,var代替 Name true St…