Bug 138732 getValue fails
The following script fails on Data Element OnCreate if( this.getValue() < 70000){ this.getStyle().backgroundColor = "Purple"; }
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/DataItemExecutor.java
if ( lastValue == value
						|| ( lastValue != null && lastValue.equals( value ) ) )
				{
					duplicated = true;
				}
			}
			if ( state == null )
			{
				state = new DataItemExecutionState( );
				dataItem.setExecutionState( state );
			}
			state.lastValue = value;
		}
		dataObj.setValue( value );
		
		processMappingValue( dataItem, dataObj );
		if ( !duplicated )
		{
			startTOCEntry( dataObj );
			
			if ( emitter != null )
			{
				emitter.startData( dataObj );
			}
			finishTOCEntry( );
		}
		closeResultSet( );
		context.popContent( );
	}
}