java.lang.NullPointerException: Cannot invoke "io.jmix.chartsflowui.kit.component.serialization.JmixChartSerializer.serializeDataSet(io.jmix.chartsflowui.kit.component.model.DataSet)" because "this.serializer" is null
at io.jmix.chartsflowui.kit.component.JmixChart.performUpdateChartData(JmixChart.java:873) ~[jmix-charts-flowui-kit-2.2.1.jar:na]
at com.vaadin.flow.internal.StateTree.lambda$runExecutionsBeforeClientResponse$2(StateTree.java:397) ~[flow-server-24.3.3.jar:24.3.3]
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) ~[na:na]
at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) ~[na:na]
at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[na:na]
at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) ~[na:na]
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) ~[na:na]
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[na:na]
at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) ~[na:na]
at com.vaadin.flow.internal.StateTree.runExecutionsBeforeClientResponse(StateTree.java:392) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.communication.UidlWriter.encodeChanges(UidlWriter.java:394) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.communication.UidlWriter.createUidl(UidlWriter.java:170) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.communication.UidlRequestHandler.createUidl(UidlRequestHandler.java:155) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.communication.UidlRequestHandler.writeUidl(UidlRequestHandler.java:145) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:115) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.VaadinService.handleRequest(VaadinService.java:1573) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.server.VaadinServlet.service(VaadinServlet.java:398) ~[flow-server-24.3.3.jar:24.3.3]
at com.vaadin.flow.spring.SpringServlet.service(SpringServlet.java:106) ~[vaadin-spring-24.3.3.jar:na]
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614) ~[jakarta.servlet-api-6.0.0.jar:6.0.0]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:408) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:313) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:277) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.springframework.web.servlet.mvc.ServletForwardingController.handleRequestInternal(ServletForwardingController.java:141) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:178) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:51) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1089) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:979) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) ~[spring-webmvc-6.1.3.jar:6.1.3]
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:547) ~[jakarta.servlet-api-6.0.0.jar:6.0.0]
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.1.3.jar:6.1.3]
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614) ~[jakarta.servlet-api-6.0.0.jar:6.0.0]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) ~[tomcat-embed-websocket-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at io.jmix.core.impl.logging.LogMdcFilter.doFilterInternal(LogMdcFilter.java:28) ~[jmix-core-2.2.1.jar:na]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:108) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.security.web.FilterChainProxy.lambda$doFilterInternal$3(FilterChainProxy.java:231) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:365) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.access.intercept.AuthorizationFilter.doFilter(AuthorizationFilter.java:100) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:126) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:120) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:131) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:85) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:100) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:110) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:101) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:179) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.session.ConcurrentSessionFilter.doFilter(ConcurrentSessionFilter.java:151) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.session.ConcurrentSessionFilter.doFilter(ConcurrentSessionFilter.java:129) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:227) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:221) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:107) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:93) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.csrf.CsrfFilter.doFilterInternal(CsrfFilter.java:117) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:117) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:62) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.session.DisableEncodeUrlFilter.doFilterInternal(DisableEncodeUrlFilter.java:42) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:233) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:191) ~[spring-security-web-6.2.1.jar:6.2.1]
at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:113) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.web.servlet.handler.HandlerMappingIntrospector.lambda$createCacheFilter$3(HandlerMappingIntrospector.java:195) ~[spring-webmvc-6.1.3.jar:6.1.3]
at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:113) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:74) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.security.config.annotation.web.configuration.WebMvcSecurityConfiguration$CompositeFilterChainProxy.doFilter(WebMvcSecurityConfiguration.java:225) ~[spring-security-config-6.2.1.jar:6.2.1]
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:352) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:268) ~[spring-web-6.1.3.jar:6.1.3]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.1.3.jar:6.1.3]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.1.3.jar:6.1.3]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:340) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:896) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1744) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-10.1.18.jar:10.1.18]
at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]
代码提供一下？
List<String> list1 = new ArrayList<>(cllPoints);
for (int i = 0; i < list1.size(); i++) {
TabSheet tabSheet = uiComponents.create(TabSheet.class);
tabSheet.setId("tab"+i);
Double dataStnHighVal = bldRprService.getDataStnHighValByCllPoint(list1.get(i));
Double dataStnLowVal = bldRprService.getDataStnLowValByCllPoint(list1.get(i));
List<Double> valBfrDtcs = bldRprService.getValBfrDtc(trainNum, srlNum, supplier, btcNum, list1.get(i));
List<Double> valAftDtcs = bldRprService.getValAftDtc(trainNum, srlNum, supplier, btcNum, list1.get(i));
Collections.sort(valBfrDtcs);
Collections.sort(valAftDtcs);
if (dataStnHighVal==null){
Double val=dataStnLowVal*2;
Double val1=dataStnLowVal*3;
int count = 0;
int count1 = 0;
int count2 = 0;
int count3 = 0;
for (Double valBfrDtc:valBfrDtcs) {
if (valBfrDtc<dataStnLowVal){
count++;
}
if (valBfrDtc>dataStnLowVal&&valBfrDtc<val){
count1++;;
}
if (valBfrDtc>val&&valBfrDtc<val1){
count2++;
}
if (valBfrDtc>val1) {
count3++;
}
}
Chart chart = new Chart();
chart.setId("chart"+i);
Tooltip tooltip = new Tooltip();
chart.setTooltip(tooltip);
tooltip.setTrigger(AbstractTooltip.Trigger.AXIS);
AbstractTooltip.AxisPointer axisPointer = new AbstractTooltip.AxisPointer();
axisPointer.setType(AbstractTooltip.AxisPointer.IndicatorType.SHADOW);
tooltip.setAxisPointer(axisPointer);
Legend legend = new Legend();
chart.setLegend(legend);
XAxis xAxis = new XAxis();
chart.withXAxis(xAxis);
YAxis yAxis = new YAxis();
AxisLabel axisLabel = new AxisLabel();
axisLabel.setFormatter("{value}");
yAxis.setAxisLabel(axisLabel);
chart.withYAxis(yAxis);
ListChartItems<MapDataItem> mapChartItems = new ListChartItems<>(
List.of(
new MapDataItem(Map.of("value", count, "category", "小于"+dataStnLowVal.toString())),
new MapDataItem(Map.of("value", count1, "category", dataStnLowVal.toString()+"-"+val.toString())),
new MapDataItem(Map.of("value", count2, "category", val.toString()+"-"+val1.toString())),
new MapDataItem(Map.of("value", count3, "category", "大于"+val1.toString()))
)
);
chart.withDataSet(
new DataSet().withSource(
new DataSet.Source<MapDataItem>()
.withDataProvider(mapChartItems)
.withCategoryField("category")
.withValueField("value")
)
);
BarSeries barSeries = new BarSeries();
barSeries.setName("value");
chart.withSeries(barSeries);
tabSheet.add(list1.get(i), chart);
div.add(tabSheet);Chart 需要用 UiComponents bean 创建：uiComponents.create(Chart.class);