log.println( "getting Diagram" );
oDiagram = (XDiagram) xChartDoc.getDiagram();
// get the Axis
log.println( "getting ChartAxis" );
XAxisYSupplier oAxisSup = (XAxisYSupplier)
UnoRuntime.queryInterface(XAxisYSupplier.class,oDiagram);
oObj = (XPropertySet) oAxisSup.getYAxis();
log.println( "creating a new environment for chartdocument object" );
TestEnvironment tEnv = new TestEnvironment( oObj );
return tEnv;