请上传宽度大于 1200px,高度大于 164px 的封面图片
    调整图片尺寸与位置
    滚轮可以放大缩小图片尺寸,按住图片拖动可调整位置,多余的会自动被裁剪掉
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bronco(uid:60321)
职业资格认证:尚未取得认证
前台批量打印功能,内存溢出,怀疑后台有死循环
系统环境: 系统嵌入部署,finereport版本:2015.06.29.08.09.49.350 Tomcat版本:8.0.23,JDK版本:1.8.0_40,tomcat运行参数配置如下: -Xms2048m -Xmx2048m -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled 参照在线文档,执行js语句: var printurl="http://localhost:8088/ReportServer?reportlets="; FR.doURLPDFPrint(printurl, false); 内存被耗尽,发生OOM异常,堆栈信息: SEVERE: Java heap space java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:3181) at java.util.ArrayList.grow(ArrayList.java:261) at java.util.ArrayList.ensureExplicitCapacity(ArrayList.java:235) at java.util.ArrayList.ensureCapacityInternal(ArrayList.java:227) at java.util.ArrayList.add(ArrayList.java:475) at com.fr.main.AbstractFineBook.addReport(Unknown Source) at com.fr.main.AbstractTemplateWorkBook.addReport(Unknown Source) at com.fr.main.impl.WorkBookTemplateDelegate.addReport(Unknown Source) at com.fr.web.reportlet.MultiTemplateReportlet.createReport(Unknown Source) at com.fr.web.core.Reportlet.createSessionIDInfor(Unknown Source) at com.fr.web.core.SessionDealWith.generateSessionID(Unknown Source) at com.fr.web.core.SessionDealWith.generateSessionIDWithCheckRegister(Unknown Source) at com.fr.web.core.ReportDispatcher.dealWithRequest(Unknown Source) at com.fr.web.BaseServlet.doGet(Unknown Source) at com.fr.web.BaseServlet.doPost(Unknown Source) at javax.servlet.http.HttpServlet.service(HttpServlet.java:648) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:142) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:617) 同时,查看head dump,发现com.fr.main.AbstructFineBook$NameReport实例非常多,达到54388034个实例,这个显然是陷入了死循环。 head dump截图如下。 23537
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