一个困扰很久的问题【description The server encountered an internal error () that prevented it from fulfilling this request】

    技术2022-05-19  22

    HTTP Status 500 -

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    type Exception report

    message

    description The server encountered an internal error () that prevented it from fulfilling this request.

    exception

    org.apache.jasper.JasperException: An exception occurred processing JSP page /index.jsp at line 53

    50:   surveys = (Survey) allSurvey.get(i);51:   option = surveys.getOptions().replaceAll("<br />","").replaceAll(" ","").replaceAll("<p>","").replaceAll("</p>","");

     

    option = surveys.getOptions().charAt(3)+"";//修改之后

    52:   value = surveys.getCounts();  53:   test.addData(option.charAt(0)+"",(int)value,"Options/Values");原因出现在这里,参数超出最大限制了54:  }55:  56:  // 3.è?????????‰??±??€§ 

    Stacktrace: org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:419) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:174) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)

    root cause

    java.lang.IndexOutOfBoundsException: Index: 1, Size: 1 java.util.ArrayList.RangeCheck(ArrayList.java:547) java.util.ArrayList.get(ArrayList.java:322) org.jfree.data.DefaultKeyedValues2D.getValue(DefaultKeyedValues2D.java:123) org.jfree.data.category.DefaultCategoryDataset.getValue(DefaultCategoryDataset.java:96) org.jfree.data.general.DatasetUtilities.iterateCategoryRangeBounds(DatasetUtilities.java:817) org.jfree.data.general.DatasetUtilities.findRangeBounds(DatasetUtilities.java:744) org.jfree.data.general.DatasetUtilities.findRangeBounds(DatasetUtilities.java:720) org.jfree.chart.renderer.category.AbstractCategoryItemRenderer.findRangeBounds(AbstractCategoryItemRenderer.java:550) org.jfree.chart.plot.CategoryPlot.getDataRange(CategoryPlot.java:2450) org.jfree.chart.axis.NumberAxis.autoAdjustRange(NumberAxis.java:380) org.jfree.chart.axis.NumberAxis.configure(NumberAxis.java:363) org.jfree.chart.plot.CategoryPlot.datasetChanged(CategoryPlot.java:1472) org.jfree.data.general.AbstractDataset.notifyListeners(AbstractDataset.java:155) org.jfree.data.general.AbstractDataset.fireDatasetChanged(AbstractDataset.java:136) org.jfree.data.category.DefaultCategoryDataset.addValue(DefaultCategoryDataset.java:184) org.jfree.data.category.DefaultCategoryDataset.addValue(DefaultCategoryDataset.java:195) com.ygkq.usermanager.controller.utils.DrawBar.addData(DrawBar.java:108) org.apache.jsp.index_jsp._jspService(index_jsp.java:124) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:174) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)

    note The full stack trace of the root cause is available in the Apache Tomcat/6.0.29 logs.

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    Apache Tomcat/6.0.29


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