Bug 121273 Script modification of style properties does not work for data item
Create a report with a lable and a data item. In the onCreate method for both items, put this.style.color="red" The label item works, but the data item does not.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/DataEngineImpl.java
{
			IllegalArgumentException e=new IllegalArgumentException( "Data source has no name" );
			logger.logp( Level.WARNING,
					DataEngineImpl.class.getName( ),
					"defineDataSet",
					"Data source has no name",
					e );
			throw e; 
		}
		if ( logger.isLoggable( Level.FINE ) )
			logger.logp( Level.FINE,
					DataEngineImpl.class.getName( ),
					"defineDataSet",
					"DataEngine.defineDataSet: "
							+ LogUtil.toString( dataSet ) );
		
		
		String dataSourceName = dataSet.getDataSourceName( );
		DataSourceRuntime dsource = this.getDataSourceRuntime( dataSourceName );
		if ( dsource == null )
		{
			DataException e = new DataException( ResourceConstants.UNDEFINED_DATA_SOURCE,
					dataSourceName );
			logger.logp( Level.WARNING,
					DataEngineImpl.class.getName( ),
					"defineDataSet",
					"Data source {"	+ dataSourceName + "} is not defined",
					e );
			throw e;
		}