Create pie chart programmatically ?

Sohama

I tried to create a pie chart programmaitically, but keep getting error. see below for code and error.

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code

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importPackage( Packages.org.eclipse.birt.report.model.api );
importPackage( Packages.com.coresecuirty.report );
importPackage( Packages.org.eclipse.birt.chart.model.impl );
importPackage( Packages.org.eclipse.birt.chart.model.attribute.impl );
importPackage( Packages.org.eclipse.birt.chart.model.attribute );
importPackage( Packages.org.eclipse.birt.chart.model.component.impl );
importPackage( Packages.org.eclipse.birt.chart.model.component );
importPackage( Packages.org.eclipse.birt.chart.model.data.impl );
importPackage( Packages.org.eclipse.birt.chart.model.type.impl );
importPackage( Packages.org.eclipse.birt.chart.model.data );

var pieChartComponent = elementFactory.newExtendedItem( null, "Chart" );

pieChartComponent.setHeight( "5.406in" );//$NON-NLS-1$
pieChartComponent.setWidth( "7.927in" );//$NON-NLS-1$
pieChartComponent.setProperty( "dataSet", "CampaignSummaryQuery" );//$NON-NLS-1$

pieChartComponent.getReportItem().setProperty( "chart.instance", createPieChart());

reportDesignHandle.getBody( ).add(pieChartComponent);


function createPieChart()
{
cwoaPie = ChartWithoutAxesImpl.create( );
cwoaPie.setDimension( ChartDimension.TWO_DIMENSIONAL_WITH_DEPTH_LITERAL );
cwoaPie.setType( "Pie Chart" ); //$NON-NLS-1$
cwoaPie.setSubType( "Standard Pie Chart" ); //$NON-NLS-1$

// Plot
cwoaPie.setSeriesThickness( 10 );

// Legend
lg = cwoaPie.getLegend( );
lg.getOutline( ).setVisible( true );

// Title
cwoaPie.getTitle( ).getLabel( ).getCaption( ).setValue( "Pie Chart" );//$NON-NLS-1$

// Data Set
categoryValues = TextDataSetImpl.create( new Array(
"New York", "Boston", "Chicago", "San Francisco", "Dallas") );//$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
seriesOneValues = NumberDataSetImpl.create( new Array(
54.65, 21, 75.95, 91.28, 37.43
) );

sdata = DataFactory.eINSTANCE.createSampleData( );
sdBase = DataFactory.eINSTANCE.createBaseSampleData( );
sdBase.setDataSetRepresentation( "" );//$NON-NLS-1$
sdata.getBaseSampleData( ).add( sdBase );

sdOrthogonal = DataFactory.eINSTANCE.createOrthogonalSampleData( );
sdOrthogonal.setDataSetRepresentation( "" );//$NON-NLS-1$
sdOrthogonal.setSeriesDefinitionIndex( 0 );
sdata.getOrthogonalSampleData( ).add( sdOrthogonal );

cwoaPie.setSampleData( sdata );

// Base Series
seCategory = SeriesImpl.create( );
seCategory.setDataSet( categoryValues );

sd = SeriesDefinitionImpl.create( );
cwoaPie.getSeriesDefinitions( ).add( sd );
sd.getSeriesPalette( ).shift( 0 );
sd.getSeries( ).add( seCategory );

// Orthogonal Series
sePie = PieSeriesImpl.create( );
sePie.setDataSet( seriesOneValues );
sePie.setSeriesIdentifier( "Cities" );//$NON-NLS-1$
sePie.setExplosion( 5 );

sdCity = SeriesDefinitionImpl.create( );
sd.getSeriesDefinitions( ).add( sdCity );
sdCity.getSeries( ).add( sePie );

return cwoaPie;
}

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error

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org.eclipse.birt.report.service.api.ReportServiceException: Error happened while running the report.
at org.eclipse.birt.report.service.ReportEngineService.throwDummyException(ReportEngineService.java:1115)
at org.eclipse.birt.report.service.ReportEngineService.runAndRenderReport(ReportEngineService.java:943)
at org.eclipse.birt.report.service.BirtViewerReportService.runAndRenderReport(BirtViewerReportService.java:973)
at org.eclipse.birt.report.service.actionhandler.BirtGetPageAllActionHandler.__execute(BirtGetPageAllActionHandler.java:131)
at org.eclipse.birt.report.service.actionhandler.AbstractBaseActionHandler.execute(AbstractBaseActionHandler.java:90)
at org.eclipse.birt.report.soapengine.processor.AbstractBaseDocumentProcessor.__executeAction(AbstractBaseDocumentProcessor.java:47)
at org.eclipse.birt.report.soapengine.processor.AbstractBaseComponentProcessor.executeAction(AbstractBaseComponentProcessor.java:143)
at org.eclipse.birt.report.soapengine.processor.BirtDocumentProcessor.handleGetPageAll(BirtDocumentProcessor.java:183)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.birt.report.soapengine.processor.AbstractBaseComponentProcessor.process(AbstractBaseComponentProcessor.java:112)
at org.eclipse.birt.report.soapengine.endpoint.BirtSoapBindingImpl.getUpdatedObjects(BirtSoapBindingImpl.java:66)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.axis.providers.java.RPCProvider.invokeMethod(RPCProvider.java:397)
at org.apache.axis.providers.java.RPCProvider.processMessage(RPCProvider.java:186)
at org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:323)
at org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrategy.java:32)
at org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:118)
at org.apache.axis.SimpleChain.invoke(SimpleChain.java:83)
at org.apache.axis.handlers.soap.SOAPService.invoke(SOAPService.java:454)
at org.apache.axis.server.AxisServer.invoke(AxisServer.java:281)
at org.apache.axis.transport.http.AxisServlet.doPost(AxisServlet.java:699)
at org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.doPost(BirtSoapMessageDispatcherServlet.java:265)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)
at org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
at org.eclipse.birt.report.servlet.BirtSoapMessageDispatcherServlet.service(BirtSoapMessageDispatcherServlet.java:122)
at org.eclipse.equinox.http.registry.internal.ServletManager$ServletWrapper.service(ServletManager.java:180)
at org.eclipse.equinox.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:61)
at org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:128)
at org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:60)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
at org.eclipse.equinox.http.jetty.internal.HttpServerManager$InternalHttpServiceServlet.service(HttpServerManager.java:384)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:598)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:486)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1065)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:413)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:999)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)
at org.eclipse.jetty.server.Server.handle(Server.java:350)
at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:454)
at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:900)
at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:954)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:851)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:230)
at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:77)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:606)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:46)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:603)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:538)
at java.lang.Thread.run(Unknown Source)
Caused by: org.eclipse.birt.report.engine.api.EngineException: Error happened while running the report.
at org.eclipse.birt.report.engine.api.impl.EngineTask.handleFatalExceptions(EngineTask.java:2248)
at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.doRun(RunAndRenderTask.java:190)
at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.run(RunAndRenderTask.java:77)
at org.eclipse.birt.report.service.ReportEngineService.runAndRenderReport(ReportEngineService.java:937)
... 57 more
Caused by: java.lang.NullPointerException
at org.eclipse.birt.chart.reportitem.api.ChartItemUtil.isBaseGroupingDefined(ChartItemUtil.java:570)
at org.eclipse.birt.chart.reportitem.AbstractChartBaseQueryGenerator.createBaseGroupingDefinition(AbstractChartBaseQueryGenerator.java:877)
at org.eclipse.birt.chart.reportitem.AbstractChartBaseQueryGenerator.initCategoryGrouping(AbstractChartBaseQueryGenerator.java:645)
at org.eclipse.birt.chart.reportitem.AbstractChartBaseQueryGenerator.generateExtraBindings(AbstractChartBaseQueryGenerator.java:336)
at org.eclipse.birt.chart.reportitem.ChartBaseQueryHelper.createBaseQuery(ChartBaseQueryHelper.java:106)
at org.eclipse.birt.chart.reportitem.ChartReportItemQueryImpl.createQuery(ChartReportItemQueryImpl.java:171)
at org.eclipse.birt.chart.reportitem.ChartReportItemQueryImpl.createReportQueries(ChartReportItemQueryImpl.java:107)
at org.eclipse.birt.report.engine.data.dte.ReportQueryBuilder$QueryBuilderVisitor.visitExtendedItem(ReportQueryBuilder.java:689)
at org.eclipse.birt.report.engine.ir.ExtendedItemDesign.accept(ExtendedItemDesign.java:45)
at org.eclipse.birt.report.engine.data.dte.ReportQueryBuilder.build(ReportQueryBuilder.java:256)
at org.eclipse.birt.report.engine.data.dte.ReportQueryBuilder.build(ReportQueryBuilder.java:237)
at org.eclipse.birt.report.engine.data.dte.AbstractDataEngine.prepare(AbstractDataEngine.java:180)
at org.eclipse.birt.report.engine.executor.ReportExecutor.execute(ReportExecutor.java:122)
at org.eclipse.birt.report.engine.internal.executor.wrap.WrappedReportExecutor.execute(WrappedReportExecutor.java:60)
at org.eclipse.birt.report.engine.internal.executor.dup.SuppressDuplciateReportExecutor.execute(SuppressDuplciateReportExecutor.java:42)
at org.eclipse.birt.report.engine.internal.executor.wrap.WrappedReportExecutor.execute(WrappedReportExecutor.java:60)
at org.eclipse.birt.report.engine.internal.executor.l18n.LocalizedReportExecutor.execute(LocalizedReportExecutor.java:61)
at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.doRun(RunAndRenderTask.java:178)
... 59 more

mwilliams

Here's an example that shows creating a pie chart in the beforeFactory that uses a dataSet: