javax.servlet.ServletException: Servlet execution threw an exception
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:313)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.appfuse.webapp.filter.AuthFilter.doFilter(AuthFilter.java:65)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.appfuse.webapp.filter.EncodingFilter.doFilter(EncodingFilter.java:50)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.OutOfMemoryError: Java heap space(这个异常貌似是内存溢出?可tomact我已经改了)
at java.io.ByteArrayOutputStream.<init>(ByteArrayOutputStream.java:60)
at org.apache.commons.fileupload.DeferredFileOutputStream.<init>(DeferredFileOutputStream.java:131)
at org.apache.commons.fileupload.DefaultFileItem.getOutputStream(DefaultFileItem.java:558)
at org.apache.commons.fileupload.FileUploadBase.parseRequest(FileUploadBase.java:406)
at org.apache.struts.upload.CommonsMultipartRequestHandler.handleRequest(CommonsMultipartRequestHandler.java:193)
at org.apache.struts.util.RequestUtils.populate(RequestUtils.java:443)
at org.apache.struts.action.RequestProcessor.processPopulate(RequestProcessor.java:804)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:203)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
... 17 more请大侠们看下异常,我感觉其他地方并没有错,可是不晓得为啥会抛出这么奇怪的异常来。
%java_home%/bin/jvisualvm.exe
检查下你配置的内存分配是否生效,是否出现
-Xms40m
-Xmx512m
-XX:MaxPermSize=256m
类似的字样.......
JDK1.6的
out.println("<form action='inventoryAction.do?method=update' method='post' enctype='multipart/form-data'>");out.println("<input type=submit name=btn value=\" 导入 \">");通过一个提交按钮 调用所对应的action.
可并没有走action 直接抛出异常了。
tomcat的会显示tomcat和猫图标
我的tomact貌似出问题了,我才发现。
/bin目录下缺少很多东西。
起码catalina.bat这文件就没有
2.增加环境变量(我的电脑->属性->环境变量)
变量名:JAVA_OPTS
变量值:-Xms512m -Xmx1024m
3.
(适用于安装版tomact)
免安装的那种 找到TOMCAT_HOME/bin/catalina.sh
TOMCAT_HOME/bin/catalina.bat
这两个文件做一下相应的修改。
找到 echo Using CATALINA_BASE: "%CATALINA_BASE%"
在之前加:set JAVA_OPTS=-server –Xms512m –Xmx1024m -XX:PermSize=128M -XX:MaxPermSize=256M