Bug 168148 [regression]Table with chart from library fails to preview.[01][0001]
Description: Table with chart from library fails to preview. Build number:2.1.2.v20061215 and 2.2.0.v20061213 Steps to reproduce: 1.Create a library, create a sample DB data source and data set: select * from orders 2.Insert a tabel to the library, bind data set to the table 3.Insert a group for the tabel ,group by "row["OrderDate"]", Interval: Year, Range:1 4.Drag a chart into 3rd cell on group row, bar chart, go to "Select Data" tab , bind data set, X Series:row["OrderDate"], Y Series:row["OrderNumger"]; click "Finish" button 5.Create a new report, use the library 6.Drag the table in the library to the report. 7.Preview in html. Expected Result: Report content displays without errors. Actual result: Error happened while running the report.(same for 2.1.2 and 2.2.0) Error log: org.eclipse.birt.report.service.api.ReportServiceException: Error happened while running the report
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
*/
	public static boolean isTemplateSupported( DesignElement element )
	{
		
		if ( element instanceof DataSet )
			return true;
		
		
		if ( element instanceof ReportItem )
		{
			IChoiceSet choiceSet = MetaDataDictionary.getInstance( )
					.getChoiceSet(
							DesignChoiceConstants.CHOICE_TEMPLATE_ELEMENT_TYPE );
			assert choiceSet != null;
			IChoice[] choices = choiceSet.getChoices( );
			for ( int i = 0; i < choices.length; i++ )
			{
				String name = choices[i].getName( );
				IElementDefn defn = MetaDataDictionary.getInstance( )
						.getElement( name );
				if ( element.getDefn( ).isKindOf( defn ) )
					return true;
			}
		}
		return false;
	}
	/**
	 * Checks whether the compound element is valid if the element has no
	 * extends property value or if the current element is compound elements and
	 * extends value is unresovled.