MetaDataColumnConverter extends BaseColumnConverterImpl { @Override public boolean handles( final BaseColumn column ) { return column instanceof MetadataCol52; }  @Override boolean handles( final BaseColumn column ); @Override GridColumn<?> convertColumn( final BaseColumn column,
                                        final GuidedDecisionTablePresenter.Access access,
                                        final GuidedDecisionTableView gridWidget ); @Override List<GridColumn.HeaderMetaData> makeHeaderMetaData( final BaseColumn column );  }
@Test public void handles() throws Exception { assertTrue( metaDataColumnConverter.handles( new MetadataCol52() ) ); assertFalse( metaDataColumnConverter.handles( new MetaDataColumnConverterCantTouchThisBreakItDownStopHammerTime() ) ); }