Bug 180608 [Regression]NPE throws out when preview the result in dataset[07]
Description: [Regression]NPE throws out when preview the result in dataset[07] Build number: 2.2.0.v20070403-0630 Steps to reproduce: 1, Use attached report 2, Edit Data Set 3, Preview the Data Set Expected result: The preview should be success Actual result: NPE throws out Error log:
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/binding/FeaturesTest.java
"ROW_COUNTRY", "ROW_CITY"
		};
		IBaseExpression[] bindingExprRow = new IBaseExpression[]{
				new ScriptExpression( "dataSetRow.COUNTRY", 0 ),
				new ScriptExpression( "dataSetRow.CITY", 0 )
		};
		QueryDefinition queryDefn = this.createQuery( null,
				null,
				null,
				null,
				null,
				null,
				null,
				null,
				null,
				bindingNameRow,
				bindingExprRow );;
		
		
		HashMap appContext = new HashMap( );
		appContext.put( dataSet.getDataSourceName( ), testSQL );
		IPreparedQuery preparedQuery = dataEngine.prepare( queryDefn,
				appContext );
		IQueryResults queryResults = preparedQuery.execute( null );
		IResultIterator resultIt = queryResults.getResultIterator( );
		assertTrue( resultIt.next( ) );
		resultIt.getValue( bindingNameRow[0] );
		resultIt.getValue( bindingNameRow[1] );
	}
	/**