Examples with NodeContainer org.knime.core.node.workflow.NodeContainer used on opensource projects

Example 11 with NodeContainer

use of org.knime.core.node.workflow.NodeContainer in project knime-core by knime.

the class ChangeMetaNodeLinkCommand method setLink.

private boolean setLink(final URI link) {
    NodeContainer metaNode = getHostWFM().getNodeContainer(m_metaNodeID);
    if (!(metaNode instanceof WorkflowManager)) {
        LOGGER.error("Command failed: Specified node is not a metanode");
        return false;
    }
    MetaNodeTemplateInformation templateInfo = ((WorkflowManager) metaNode).getTemplateInformation();
    MetaNodeTemplateInformation newInfo;
    try {
        newInfo = templateInfo.createLinkWithUpdatedSource(m_newLink);
    } catch (InvalidSettingsException e1) {
        // will not happen.
        LOGGER.error("Command failed: Specified node is not a metanode with a link." + e1.getMessage(), e1);
        return false;
    }
    getHostWFM().setTemplateInformation(m_metaNodeID, newInfo);
    return true;
}

Example 12 with NodeContainer

use of org.knime.core.node.workflow.NodeContainer in project knime-core by knime.

the class DisconnectMetaNodeLinkCommand method execute.

/**
 * {@inheritDoc}
 */
@Override
public void execute() {
    m_changedIDs = new ArrayList<NodeID>();
    m_oldTemplInfos = new ArrayList<MetaNodeTemplateInformation>();
    WorkflowManager hostWFM = getHostWFM();
    for (NodeID id : m_ids) {
        NodeContainer nc = hostWFM.getNodeContainer(id);
        if (nc instanceof WorkflowManager) {
            WorkflowManager wm = (WorkflowManager) nc;
            MetaNodeTemplateInformation lI = wm.getTemplateInformation();
            if (Role.Link.equals(lI.getRole())) {
                MetaNodeTemplateInformation old = hostWFM.setTemplateInformation(id, MetaNodeTemplateInformation.NONE);
                RECENTLY_USED_URIS.put(wm.getID(), old.getSourceURI());
                m_changedIDs.add(id);
                m_oldTemplInfos.add(old);
            }
        }
    }
}

Example 13 with NodeContainer

use of org.knime.core.node.workflow.NodeContainer in project knime-core by knime.

the class DisconnectSubNodeLinkCommand method canExecute.

/**
 * We can execute, if all components were 'non-null' in the constructor.
 * {@inheritDoc}
 */
@Override
public boolean canExecute() {
    if (!super.canExecute()) {
        return false;
    }
    if (m_ids == null) {
        return false;
    }
    for (NodeID id : m_ids) {
        NodeContainer nc = getHostWFM().getNodeContainer(id);
        if (nc instanceof SubNodeContainer) {
            SubNodeContainer snc = (SubNodeContainer) nc;
            MetaNodeTemplateInformation lI = snc.getTemplateInformation();
            if (Role.Link.equals(lI.getRole())) {
                return true;
            }
        }
    }
    return false;
}

Example 14 with NodeContainer

use of org.knime.core.node.workflow.NodeContainer in project knime-core by knime.

the class DisconnectSubNodeLinkCommand method execute.

/**
 * {@inheritDoc}
 */
@Override
public void execute() {
    m_changedIDs = new ArrayList<NodeID>();
    m_oldTemplInfos = new ArrayList<MetaNodeTemplateInformation>();
    WorkflowManager hostWFM = getHostWFM();
    for (NodeID id : m_ids) {
        NodeContainer nc = hostWFM.getNodeContainer(id);
        if (nc instanceof SubNodeContainer) {
            SubNodeContainer snc = (SubNodeContainer) nc;
            MetaNodeTemplateInformation lI = snc.getTemplateInformation();
            if (Role.Link.equals(lI.getRole())) {
                MetaNodeTemplateInformation old = hostWFM.setTemplateInformation(id, MetaNodeTemplateInformation.NONE);
                RECENTLY_USED_URIS.put(snc.getID(), old.getSourceURI());
                m_changedIDs.add(id);
                m_oldTemplInfos.add(old);
            }
        }
    }
}

Example 15 with NodeContainer

use of org.knime.core.node.workflow.NodeContainer in project knime-core by knime.

the class PasteFromWorkflowPersistorCommand method execute.

/**
 * {@inheritDoc}
 */
@Override
public void execute() {
    WorkflowManager manager = m_editor.getWorkflowManager().get();
    WorkflowPersistor copyPersistor = m_clipboardObject.getCopyPersistor();
    m_pastedContent = manager.paste(copyPersistor);
    NodeID[] pastedNodes = m_pastedContent.getNodeIDs();
    WorkflowAnnotation[] pastedAnnos = m_pastedContent.getAnnotations();
    // fast lookup below
    Set<NodeID> newIDs = new HashSet<NodeID>();
    List<int[]> insertedElementBounds = new ArrayList<int[]>();
    for (NodeID i : pastedNodes) {
        NodeContainer nc = manager.getNodeContainer(i);
        NodeUIInformation ui = nc.getUIInformation();
        int[] bounds = ui.getBounds();
        insertedElementBounds.add(bounds);
    }
    for (WorkflowAnnotation a : pastedAnnos) {
        int[] bounds = new int[] { a.getX(), a.getY(), a.getWidth(), a.getHeight() };
        insertedElementBounds.add(bounds);
    }
    int[] moveDist = m_shiftCalculator.calculateShift(insertedElementBounds, manager, m_clipboardObject);
    // for redo-operations we need the exact same shift.
    m_shiftCalculator = new FixedShiftCalculator(moveDist);
    for (NodeID id : pastedNodes) {
        newIDs.add(id);
        NodeContainer nc = manager.getNodeContainer(id);
        NodeUIInformation oldUI = nc.getUIInformation();
        NodeUIInformation newUI = NodeUIInformation.builder(oldUI).translate(moveDist).build();
        nc.setUIInformation(newUI);
    }
    for (ConnectionContainer conn : manager.getConnectionContainers()) {
        if (newIDs.contains(conn.getDest()) && newIDs.contains(conn.getSource())) {
            // get bend points and move them
            ConnectionUIInformation oldUI = conn.getUIInfo();
            if (oldUI != null) {
                ConnectionUIInformation newUI = ConnectionUIInformation.builder(oldUI).translate(moveDist).build();
                conn.setUIInfo(newUI);
            }
        }
    }
    for (WorkflowAnnotation a : pastedAnnos) {
        a.shiftPosition(moveDist[0], moveDist[1]);
    }
    EditPartViewer partViewer = m_editor.getViewer();
    partViewer.deselectAll();
    // select the new ones....
    if (partViewer.getRootEditPart().getContents() != null && partViewer.getRootEditPart().getContents() instanceof WorkflowRootEditPart) {
        WorkflowRootEditPart rootEditPart = (WorkflowRootEditPart) partViewer.getRootEditPart().getContents();
        rootEditPart.setFutureSelection(pastedNodes);
        rootEditPart.setFutureAnnotationSelection(Arrays.asList(pastedAnnos));
    }
}