Bug 422205 Missing help content reference in MongoDB ODA Data Set UI page
The help context ID is not referenced by the MongoDB DOA data set query page.
data/org.eclipse.birt.data.oda.mongodb.ui/src/org/eclipse/birt/data/oda/mongodb/ui/impl/MongoDBDataSetWizardPage.java
resetOpTypeComboItems( );
				modelChanged = true;
				resetExprBtnStatus( );
				validateData( );
			}
		};
		addCollectionComboListeners( );
		
		refreshBtn = new Button( collGroup, SWT.PUSH );
		refreshBtn.setText( Messages.getString( "MongoDBDataSetWizardPage.Button.Refresh" ) ); 
		refreshBtn.addSelectionListener( new SelectionListener( ) {
			public void widgetSelected( SelectionEvent e )
			{
				BusyIndicator.showWhile( Display.getDefault( ),
						new Runnable( ) {
							public void run( )
							{
								collectionList = metaData.getCollectionsList( !includeSysColl );
							}
						} );
				resetCollectionComboItems( );
				collectionName = collectionCombo.getText( ).trim( );
				resetOpTypeComboItems( );				
				validateData( );
			}
			public void widgetDefaultSelected( SelectionEvent e )
			{
			}
		} );
	}