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在 tomcat6 中使用 dwr 部署应用程序时，我发现“配置类 org.directwebremoting.servlet.DwrListener 的应用程序侦听器时出错”的错误。这是我的 web.xml

<display-name>DWR (Direct Web Remoting)</display-name>
  <description>A Simple Demo DWR</description>
  <listener>
    <listener-class>org.directwebremoting.servlet.DwrListener</listener-class>
  </listener>


<servlet>
    <servlet-name>dwr-invoker</servlet-name>
    <display-name>DWR Servlet</display-name>
    <description>Direct Web Remoter Servlet</description>
    <servlet-class>org.directwebremoting.servlet.DwrServlet</servlet-class>

<!-- This should NEVER be present in live -->
<init-param>
  <param-name>debug</param-name>
  <param-value>true</param-value>
</init-param>

<!-- Remove this unless you want to use active reverse ajax -->
<init-param>
  <param-name>activeReverseAjaxEnabled</param-name>
  <param-value>true</param-value>
</init-param>

<!-- By default DWR creates application scope objects when they are first
used. This creates them when the app-server is started -->
<init-param>
  <param-name>initApplicationScopeCreatorsAtStartup</param-name>
  <param-value>true</param-value>
</init-param>

<!-- WARNING: allowing JSON-RPC connections bypasses much of the security
protection that DWR gives you. Take this out if security is important -->
<init-param>
  <param-name>jsonRpcEnabled</param-name>
  <param-value>true</param-value>
</init-param>

<!-- WARNING: allowing JSONP connections bypasses much of the security
protection that DWR gives you. Take this out if security is important -->
<init-param>
  <param-name>jsonpEnabled</param-name>
  <param-value>true</param-value>
</init-param>

<!-- data: URLs are good for small images, but are slower, and could OOM for
larger images. Leave this out (or keep 'false') for anything but small images -->
<init-param>
  <param-name>preferDataUrlSchema</param-name>
  <param-value>false</param-value>
</init-param>

<!-- This enables full streaming mode. It's probably better to leave this
out if you are running across the Internet -->
<init-param>
  <param-name>maxWaitAfterWrite</param-name>
  <param-value>-1</param-value>
</init-param>


    <init-param>
  <param-name>org.directwebremoting.extend.ServerLoadMonitor</param-name>
  <param-value>org.directwebremoting.impl.PollingServerLoadMonitor</param-value>
 </init-param>



<!--
For more information on these parameters, see:
- http://getahead.org/dwr/server/servlet
- http://getahead.org/dwr/reverse-ajax/configuration
-->
<load-on-startup>1</load-on-startup>
  </servlet>
4

1 回答 1

2

您是否也收到 ClassNotFound 错误？

你有没有放在你的webappdwr.jar的目录中？WEB-INF/lib

于 2010-08-18T11:01:16.837 回答