jasper

ireport做导出图表时遇到的错误信息

1、java.lang.NoClassDefFoundError:Lorg/jfree/chart/plot/PlotOrientation;

--解决方法：导入包jfreechart1.0.12.jar

2、java.lang.NoClassDefFoundError:org/jfree/util/PublicCloneable

--解决方法：导入包jcommon-1.0.15.jar

---------------------------

HTTPStatus500-

typeExceptionreport

message

descriptionTheserverencounteredaninternalerror()thatpreventeditfromfulfillingthisrequest.

exception

org.apache.jasper.JasperException:javax.servlet.ServletException:java.lang.NoClassDefFoundError:org/jfree/util/PublicCloneable

org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:522)

org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:398)

org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)

org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)

javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:389)

org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)

org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)

3、net.sf.jasperreports.engine.JRRuntimeException:Noqueryexecuterfactoryregisteredforthe'plsql'language.

atnet.sf.jasperreports.engine.util.JRQueryExecuterUtils.getQueryExecuterFactory(JRQueryExecuterUtils.java:63)

atnet.sf.jasperreports.engine.fill.JRFillDataset.createQueryDatasource(JRFillDataset.java:680)

atnet.sf.jasperreports.engine.fill.JRFillDataset.initDatasource(JRFillDataset.java:605)

atnet.sf.jasperreports.engine.fill.JRBaseFiller.setParameters(JRBaseFiller.java:1281)

解：plsql没有注册，解决办法暂时没有弄好，但是我把jasper文件改成了"sql"查询，是可以的。