实现“另存为“ 有错误
雪里风火 2003-05-20 05:57:27 用法:
<a href="#" onclick="javascript:document.all.WebBrowser.ExecWB(4,1)" onMouseOver="popup('取消操作,返回上一页','#FFFFCC')" onMouseOut="kill()" target="_self"><img border="0" src="../images/redraw.gif" width="16" height="16">另存为</a>|<object id="WebBrowser" width=0 height=0 classid="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></object>
错误题诗如下:
<2003-5-20 下午05时49分19秒> <Error> <HTTP> <101017> <[ServletContext(id=5925841
,name=DefaultWebApp,context-path=)] Root cause of ServletException
java.lang.NullPointerException
at lc.oa.police.cmd.Command.execute(Command.java:39)
at lc.oa.police.controller.Controller.doPost(Controller.java:63)
at lc.oa.police.controller.Controller.doGet(Controller.java:74)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run
(ServletStubImpl.java:945)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubIm
pl.java:332)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubIm
pl.java:242)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationActio
n.run(WebAppServletContext.java:5363)
at weblogic.security.service.SecurityServiceManager.runAs(SecurityServic
eManager.java:721)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppSe
rvletContext.java:3043)
at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestIm
pl.java:2466)
at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:152)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:133)
>