rootNode = new TreeItem(AvailableDbObjects,SWT.NONE);
rootNode = new TreeItem(availableDbObjectsTree,SWT.NONE);
	protected void setRootElement()	{		rootNode = new TreeItem(AvailableDbObjects,SWT.NONE);		rootNode.setImage(dataBaseImage);				OdaDataSourceHandle dataSourceHandle = (OdaDataSourceHandle) ((OdaDataSetHandle) getContainer( ).getModel( )).getDataSource();				rootNode.setText(dataSourceHandle.getName());			}