type Exception report
message java.lang.NullPointerException
description The server encountered an internal error that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: java.lang.NullPointerException org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:555) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:476) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340) javax.servlet.http.HttpServlet.service(HttpServlet.java:729) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) cn.org.zjsngd.filter.XSSFilter.doFilter(XSSFilter.java:43)
root cause
java.lang.NullPointerException java.util.regex.Matcher.getTextLength(Matcher.java:1283) java.util.regex.Matcher.reset(Matcher.java:309) java.util.regex.Matcher.<init>(Matcher.java:229) java.util.regex.Pattern.matcher(Pattern.java:1093) cn.org.zjsngd.util.Tools.isInteger(Tools.java:28) org.apache.jsp.doc_005flist_jsp._jspService(doc_005flist_jsp.java:155) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:729) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340) javax.servlet.http.HttpServlet.service(HttpServlet.java:729) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) cn.org.zjsngd.filter.XSSFilter.doFilter(XSSFilter.java:43)
note The full stack trace of the root cause is available in the Apache Tomcat/8.0.33 logs.