use of org.apache.airavata.workflow.model.graph.DataPort in project airavata by apache.
the class GraphUtil method validateConnection.
/**
* @param edge
* @throws GraphException
*/
public static void validateConnection(Edge edge) throws GraphException {
Port fromPort = edge.getFromPort();
Port toPort = edge.getToPort();
if (edge instanceof ControlEdge) {
if (!(fromPort instanceof ControlPort && toPort instanceof ControlPort)) {
throw new GraphException(MessageConstants.UNEXPECTED_ERROR);
}
} else if (edge instanceof DataEdge) {
if (fromPort instanceof EPRPort) {
// TODO
return;
}
if (!(fromPort instanceof DataPort || fromPort instanceof EPRPort) || !(toPort instanceof DataPort)) {
throw new GraphException(MessageConstants.UNEXPECTED_ERROR);
}
DataPort fromDataPort = (DataPort) fromPort;
DataPort toDataPort = (DataPort) toPort;
DataType fromType = fromDataPort.getType();
DataType toType = toDataPort.getType();
if (toDataPort.getEdges().size() > 1) {
throw new GraphException(MessageConstants.MORE_THAN_ONE_CONNECTIONS);
}
// ok
if (fromPort.getNode() instanceof WSNode) {
if ("registerStream".equals(((WSNode) fromPort.getNode()).getOperationName())) {
return;
}
}
if (!(fromType == null || fromType.equals(WSConstants.XSD_ANY_TYPE) || fromType.equals(new QName(WSConstants.XSD_NS_URI, "anyType")) || toType == null || toType.equals(WSConstants.XSD_ANY_TYPE) || toType.equals(new QName(WSConstants.XSD_NS_URI, "anyType")) || fromType.equals(toType)) && (fromType == null || fromType.equals(WSConstants.LEAD_ANY_TYPE) || fromType.equals(new QName(WSConstants.LEAD_NS_URI, "anyType")) || toType == null || toType.equals(WSConstants.LEAD_ANY_TYPE) || toType.equals(new QName(WSConstants.LEAD_NS_URI, "anyType")) || fromType.equals(toType))) {
throw new GraphException("Cannot connect ports with different types:" + " \nfrom=\t" + fromType + " \nto=\t" + toType + "");
}
}
}
use of org.apache.airavata.workflow.model.graph.DataPort in project airavata by apache.
the class WSGraph method topologicalSort.
/**
* @return
* @throws GraphException
*/
private LinkedList<Node> topologicalSort() throws GraphException {
List<EdgeImpl> alledges = this.getEdges();
HashSet<EdgeImpl> edgeSet = new HashSet<EdgeImpl>(alledges);
List<Node> workQueue = new LinkedList<Node>(GraphUtil.getInputNodes(this));
workQueue.addAll(GraphUtil.getStreamSourceNodes(this));
LinkedList<Node> sortedOrder = new LinkedList<Node>();
while (!workQueue.isEmpty()) {
Node currentNode = workQueue.remove(0);
sortedOrder.add(currentNode);
List<DataPort> outputPorts = currentNode.getOutputPorts();
for (DataPort dataPort : outputPorts) {
List<DataEdge> curentEdges = dataPort.getEdges();
for (DataEdge dataEdge : curentEdges) {
edgeSet.remove(dataEdge);
if (isAllEdgesRemoved(edgeSet, dataEdge.getToPort().getNode())) {
workQueue.add(dataEdge.getToPort().getNode());
}
}
}
}
if (edgeSet.isEmpty()) {
return sortedOrder;
} else {
throw new GraphException("Graph Topological sorting failed, Graph has at least one cycle");
}
}
use of org.apache.airavata.workflow.model.graph.DataPort in project airavata by apache.
the class InputNode method getParameterType.
/**
* Returns the type of the parameter
*
* @return The type of the parameter (e.g. string, int)
*/
@Override
public DataType getParameterType() {
List<DataEdge> edges = getEdges();
DataType parameterType = super.getParameterType();
if (parameterType == null && getEdges().size() > 0) {
// This happens when the graph XML doesn't have parameterType.
DataEdge edge = edges.get(0);
DataPort toPort = edge.getToPort();
// parameterType = toPort.getType();
}
return parameterType;
}
use of org.apache.airavata.workflow.model.graph.DataPort in project airavata by apache.
the class InputNode method edgeWasAdded.
/**
* Called whan an Edge was added to the parameter port. Change the name of this node.
*
* @throws GraphException
*
* @see org.apache.airavata.workflow.model.graph.impl.NodeImpl#edgeWasAdded(org.apache.airavata.workflow.model.graph.impl.EdgeImpl)
*/
@Override
protected void edgeWasAdded(Edge edge) throws GraphException {
super.edgeWasAdded(edge);
// TODO organize this.
if (edge instanceof DataEdge) {
DataEdge dataEdge = (DataEdge) edge;
DataPort toPort = dataEdge.getToPort();
DataType toType = toPort.getType();
List<DataEdge> edges = getEdges();
if (edges.size() == 1) {
// The first edge.
setParameterType(toType);
if (!isConfigured() && toPort instanceof WSPort) {
// Copy
copyDefaultConfiguration((WSPort) toPort);
}
} else if (edges.size() > 1) {
// Not the first edge.
DataType parameterType = getParameterType();
if (!toType.equals(WSConstants.XSD_ANY_TYPE) && !parameterType.equals(toType)) {
throw new GraphException("Cannot connect ports with different types.");
}
} else {
// Should not happen.
throw new WorkflowRuntimeException("edges.size(): " + edges.size());
}
}
}
use of org.apache.airavata.workflow.model.graph.DataPort in project airavata by apache.
the class OutputNode method edgeWasAdded.
/**
* Called whan an Edge was added to the parameter port. Change the name of this node.
*
* @throws GraphException
*
* @see org.apache.airavata.workflow.model.graph.impl.NodeImpl#edgeWasAdded(org.apache.airavata.workflow.model.graph.impl.EdgeImpl)
*/
@Override
protected void edgeWasAdded(Edge edge) throws GraphException {
super.edgeWasAdded(edge);
// TODO organize
Port fromPort = edge.getFromPort();
if (edge instanceof DataEdge) {
DataPort fromDataPort = (DataPort) fromPort;
DataType fromType = fromDataPort.getType();
List<DataEdge> edges = getEdges();
if (edges.size() == 1) {
setParameterType(fromType);
if (!isConfigured() && fromDataPort instanceof WSPort) {
setName(fromDataPort.getName());
WSComponentPort componentPort = ((WSPort) fromDataPort).getComponentPort();
setDescription(componentPort.getDescription());
setMetadata(componentPort.getAppinfo());
}
} else {
throw new GraphException("Cannot connect more than one output ports to the output parameter.");
}
}
}
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