Examples with Node org.apache.airavata.workflow.model.graph.Node used on opensource projects

Example 31 with Node

use of org.apache.airavata.workflow.model.graph.Node in project airavata by apache.

the class GraphUtil method visit.

private static boolean visit(Node node, Map<Node, Color> coloredNodes) {
    coloredNodes.put(node, Color.GRAY);
    for (Node nextNode : getNextNodes(node)) {
        Color nextNodeColor = coloredNodes.get(nextNode);
        if (nextNodeColor == Color.GRAY) {
            return true;
        } else if (nextNodeColor == Color.WHITE) {
            if (visit(nextNode, coloredNodes)) {
                return true;
            }
        }
    }
    coloredNodes.put(node, Color.BLACK);
    return false;
}

Example 32 with Node

use of org.apache.airavata.workflow.model.graph.Node in project airavata by apache.

the class MonitorEventHandler method handleEvent.

/**
 * @param event
 * @param forward
 * @param graph
 */
private void handleEvent(EventData event, boolean forward, Graph graph) {
    // EventType type = event.getType();
    String nodeID = event.getWorkflowNodeId();
    Node node = graph.getNode(nodeID);
    if (node != null) {
        if (event.getStatus().equals(WorkflowNodeState.INVOKED.toString())) {
            invokeNode(node);
        // workflowStarted(graph, forward);
        // workflowStatusUpdater.workflowStarted(event.getExperimentID());
        } else if (event.getStatus().equals(WorkflowNodeState.COMPLETED.toString())) {
            nodeFinished(node, true);
        // workflowFinished(graph, forward);
        // workflowStatusUpdater.workflowFinished(event.getExperimentID());
        } else if (event.getStatus().equals(WorkflowNodeState.EXECUTING.toString())) {
            nodeStarted(node, forward);
        // workflowNodeStatusUpdater.workflowStarted(event.getExperimentID(), event.getNodeID());
        } else {
        // Ignore the rest.
        }
    }
}

Example 33 with Node

use of org.apache.airavata.workflow.model.graph.Node in project airavata by apache.

the class DifferedInputHandler method onlyWaitingOnIncompleteDifferedInputNode.

public static boolean onlyWaitingOnIncompleteDifferedInputNode(Node node) {
    List<DataPort> inputPorts = node.getInputPorts();
    boolean atleadOneDifferedInputNodeIsIncomplete = false;
    for (DataPort dataPort : inputPorts) {
        Node fromNode = dataPort.getFromNode();
        if (NodeController.isFinished(fromNode)) {
        // no op
        } else if (isDifferedInputNode(fromNode)) {
            // not finished
            if (!((DifferedInputNode) node).isConfigured()) {
                // not configured differed node this is what we are looking for
                // set the flag and ensure all the rest is finished
                atleadOneDifferedInputNodeIsIncomplete = true;
            }
        } else {
            // there is a not finished non differed input node
            return false;
        }
    }
    // if not finished nodes were found we wil not be here so
    return atleadOneDifferedInputNodeIsIncomplete;
}

Example 34 with Node

use of org.apache.airavata.workflow.model.graph.Node in project airavata by apache.

the class InstanceNode method edgeWasAdded.

/**
 * @see org.apache.airavata.workflow.model.graph.impl.NodeImpl#edgeWasAdded(org.apache.airavata.workflow.model.graph.Edge)
 */
@Override
protected void edgeWasAdded(Edge edge) throws GraphException {
    super.edgeWasAdded(edge);
    if (edge instanceof ControlEdge) {
        Port toPort = edge.getToPort();
        Node toNode = toPort.getNode();
        /*
             * check if there is already more than instance node connecting to destination node
             */
        if (!(toNode instanceof InstanceNode)) {
            for (Node node : toNode.getControlInPort().getFromNodes()) {
                if ((node instanceof InstanceNode) && this != node) {
                    throw new GraphException("Cannot connect more than one instance node to another node.");
                }
            }
        }
    }
}

Example 35 with Node

use of org.apache.airavata.workflow.model.graph.Node in project airavata by apache.

the class ResourceNode method edgeWasAdded.

/**
 * @see org.apache.airavata.workflow.model.graph.impl.NodeImpl#edgeWasAdded(org.apache.airavata.workflow.model.graph.Edge)
 */
@Override
protected void edgeWasAdded(Edge edge) throws GraphException {
    super.edgeWasAdded(edge);
    if (edge instanceof DataEdge) {
        Port toPort = edge.getToPort();
        Node toNode = toPort.getNode();
        Port fromPort = edge.getFromPort();
        Node fromNode = fromPort.getNode();
        if (!(toNode instanceof ResourceNode && fromNode instanceof ResourceNode)) {
            throw new GraphException("Cannot connect Resource Node to other type of nodes");
        }
    }
}