Jboss上部署war包, 第一次打开页面出现如下错误,以后再打开同样的页面就正常了,不只什么原因,很是郁闷!
org.apache.jasper.JasperException: Unable to initialize TldLocationsCache: java.util.zip.ZipException: invalid entry size (expected 1939669000 but got 727 bytes)
org.jboss.web.tomcat.service.jasper.TagLibCache.init(TagLibCache.java:106)
org.jboss.web.tomcat.service.jasper.TagLibCache.getLocation(TagLibCache.java:83)
org.apache.jasper.JspCompilationContext.getTldLocation(JspCompilationContext.java:530)
org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:419)
org.apache.jasper.compiler.Parser.parseDirective(Parser.java:476)
org.apache.jasper.compiler.Parser.parseElements(Parser.java:1426)
org.apache.jasper.compiler.Parser.parse(Parser.java:133)
org.apache.jasper.compiler.ParserController.doParse(ParserController.java:216)
org.apache.jasper.compiler.ParserController.parse(ParserController.java:103)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:167)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:311)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
最近项目中要求在前台通过jsp以进度条显示数据库操作进度(导数据), 其它没问题, 只是不是很清楚如何获取后台数据库操作的进度信息,因为要在前台做进度条的话,得即时获得后台数据库的操作进度信息,不知道该如何去实现,望各位大侠指点