Examples with KNIMEJob org.knime.core.util.KNIMEJob used on opensource projects

Example 6 with KNIMEJob

use of org.knime.core.util.KNIMEJob in project knime-core by knime.

the class WorkflowCoachView method createPartControl.

/**
 * {@inheritDoc}
 */
@Override
public void createPartControl(final Composite parent) {
    m_viewer = new TableViewer(parent, SWT.V_SCROLL | SWT.FULL_SELECTION) {

        @Override
        public ISelection getSelection() {
            ISelection sel = super.getSelection();
            if (!sel.isEmpty() && sel instanceof IStructuredSelection) {
                IStructuredSelection ss = (IStructuredSelection) sel;
                if (ss.getFirstElement() instanceof NodeRecommendation[]) {
                    // turn node recommendation selection into a node template selection
                    NodeRecommendation[] nps = (NodeRecommendation[]) ss.getFirstElement();
                    return new StructuredSelection(new Object[] { getNonNullEntry(nps).getNodeTemplate() });
                }
            }
            return sel;
        }
    };
    getSite().setSelectionProvider(m_viewer);
    m_viewer.setComparator(new TableColumnSorter(m_viewer));
    Table table = m_viewer.getTable();
    // drag & drop
    Transfer[] transfers = new Transfer[] { LocalSelectionTransfer.getTransfer() };
    m_viewer.addDragSupport(DND.DROP_COPY | DND.DROP_MOVE, transfers, new WorkflowCoachDragSource(this));
    // column configuration
    TableColumn column = new TableColumn(table, SWT.LEFT, 0);
    column.setText("Recommended Nodes");
    column.setToolTipText("Nodes recommended to use next (e.g. based on the currently selected node).");
    column.setWidth(200);
    table.setHeaderVisible(true);
    table.setLinesVisible(false);
    m_viewer.setContentProvider(new WorkflowCoachContentProvider());
    m_viewer.setLabelProvider(new WorkflowCoachLabelProvider());
    m_viewer.getTable().setLayoutData(new GridData(GridData.FILL_BOTH));
    getViewSite().getPage().addSelectionListener(this);
    hookDoubleClickAction();
    // actions
    IToolBarManager toolbarMGR = getViewSite().getActionBars().getToolBarManager();
    toolbarMGR.add(new ConfigureAction(m_viewer));
    updateInput("Waiting for node repository to be loaded ...");
    m_loadState.set(LoadState.LoadingNodes);
    Job nodesLoader = new KNIMEJob("Workflow Coach loader", FrameworkUtil.getBundle(getClass())) {

        @Override
        protected IStatus run(final IProgressMonitor monitor) {
            // wait until the repository is fully loaded
            RepositoryManager.INSTANCE.getRoot();
            if (m_loadState.get() == LoadState.Disposed) {
                return Status.CANCEL_STATUS;
            } else if (monitor.isCanceled()) {
                m_loadState.set(LoadState.Initizalized);
                return Status.CANCEL_STATUS;
            } else {
                // check for update if necessary
                updateInput("Loading recommendations...");
                checkForStatisticUpdates();
            }
            m_loadState.set(LoadState.Initizalized);
            NodeRecommendationManager.getInstance().addUpdateListener(WorkflowCoachView.this);
            updateFrequencyColumnHeadersAndToolTips();
            updateInput(StructuredSelection.EMPTY);
            return Status.OK_STATUS;
        }
    };
    nodesLoader.setSystem(true);
    nodesLoader.schedule();
    // if the 'send anonymous statistics'-property has been changed, try updating the workflow coach
    KNIMECorePlugin.getDefault().getPreferenceStore().addPropertyChangeListener(e -> {
        if (e.getProperty().equals(HeadlessPreferencesConstants.P_SEND_ANONYMOUS_STATISTICS)) {
            if (e.getNewValue().equals(Boolean.TRUE)) {
                // enable the community recommendations
                PREFS.setValue(WorkflowCoachPreferenceInitializer.P_COMMUNITY_NODE_TRIPLE_PROVIDER, true);
                try {
                    PREFS.save();
                } catch (Exception e1) {
                    throw new RuntimeException(e1);
                }
                updateInput(StructuredSelection.EMPTY);
            }
        }
    });
}