Examples with IntermediateLink org.jbpm.bpmn2.core.IntermediateLink used on opensource projects

Example 1 with IntermediateLink

use of org.jbpm.bpmn2.core.IntermediateLink in project jbpm by kiegroup.

the class SubProcessHandler method handleCompositeContextNode.

@SuppressWarnings("unchecked")
protected void handleCompositeContextNode(final Node node, final Element element, final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    super.handleNode(node, element, uri, localName, parser);
    CompositeContextNode compositeNode = (CompositeContextNode) node;
    List<SequenceFlow> connections = (List<SequenceFlow>) compositeNode.getMetaData(ProcessHandler.CONNECTIONS);
    handleScript(compositeNode, element, "onEntry");
    handleScript(compositeNode, element, "onExit");
    List<IntermediateLink> throwLinks = (List<IntermediateLink>) compositeNode.getMetaData(ProcessHandler.LINKS);
    ProcessHandler.linkIntermediateLinks(compositeNode, throwLinks);
    ProcessHandler.linkConnections(compositeNode, connections);
    ProcessHandler.linkBoundaryEvents(compositeNode);
    // This must be done *after* linkConnections(process, connections)
    // because it adds hidden connections for compensations
    List<Association> associations = (List<Association>) compositeNode.getMetaData(ProcessHandler.ASSOCIATIONS);
    ProcessHandler.linkAssociations((Definitions) compositeNode.getMetaData("Definitions"), compositeNode, associations);
// TODO: do we fully support interruping ESP's?
/**
 *        for( org.kie.api.definition.process.Node subNode : compositeNode.getNodes() ) {
 *            if( subNode instanceof StartNode ) {
 *                if( ! ((StartNode) subNode).isInterrupting() ) {
 *                    throw new IllegalArgumentException("Non-interrupting event subprocesses are not yet fully supported." );
 *                }
 *            }
 *        }
 */
}

Example 2 with IntermediateLink

use of org.jbpm.bpmn2.core.IntermediateLink in project jbpm by kiegroup.

the class IntermediateCatchEventHandler method handleLinkNode.

protected void handleLinkNode(Element element, Node node, org.w3c.dom.Node xmlLinkNode, ExtensibleXmlParser parser) {
    NodeContainer nodeContainer = (NodeContainer) parser.getParent();
    node.setName(element.getAttribute("name"));
    NamedNodeMap linkAttr = xmlLinkNode.getAttributes();
    String name = linkAttr.getNamedItem("name").getNodeValue();
    String id = element.getAttribute("id");
    node.setMetaData("UniqueId", id);
    node.setMetaData(LINK_NAME, name);
    org.w3c.dom.Node xmlNode = xmlLinkNode.getFirstChild();
    IntermediateLink aLink = new IntermediateLink();
    aLink.setName(name);
    aLink.setUniqueId(id);
    while (null != xmlNode) {
        String nodeName = xmlNode.getNodeName();
        if ("target".equals(nodeName)) {
            String target = xmlNode.getTextContent();
            node.setMetaData("target", target);
            aLink.setTarget(target);
        }
        if ("source".equals(nodeName)) {
            String source = xmlNode.getTextContent();
            node.setMetaData("source", source);
            aLink.addSource(source);
        }
        xmlNode = xmlNode.getNextSibling();
    }
    if (nodeContainer instanceof RuleFlowProcess) {
        RuleFlowProcess process = (RuleFlowProcess) nodeContainer;
        List<IntermediateLink> links = (List<IntermediateLink>) process.getMetaData().get(ProcessHandler.LINKS);
        if (null == links) {
            links = new ArrayList<IntermediateLink>();
        }
        links.add(aLink);
        process.setMetaData(ProcessHandler.LINKS, links);
    } else if (nodeContainer instanceof CompositeNode) {
        CompositeNode subprocess = (CompositeNode) nodeContainer;
        List<IntermediateLink> links = (List<IntermediateLink>) subprocess.getMetaData().get(ProcessHandler.LINKS);
        if (null == links) {
            links = new ArrayList<IntermediateLink>();
        }
        links.add(aLink);
        subprocess.setMetaData(ProcessHandler.LINKS, links);
    }
}

Example 3 with IntermediateLink

use of org.jbpm.bpmn2.core.IntermediateLink in project jbpm by kiegroup.

the class IntermediateThrowEventHandler method handleLinkNode.

protected void handleLinkNode(Element element, Node node, org.w3c.dom.Node xmlLinkNode, ExtensibleXmlParser parser) {
    node.setName(element.getAttribute("name"));
    NamedNodeMap linkAttr = xmlLinkNode.getAttributes();
    String name = linkAttr.getNamedItem("name").getNodeValue();
    String id = element.getAttribute("id");
    node.setMetaData("UniqueId", id);
    node.setMetaData(LINK_NAME, name);
    org.w3c.dom.Node xmlNode = xmlLinkNode.getFirstChild();
    NodeContainer nodeContainer = (NodeContainer) parser.getParent();
    IntermediateLink aLink = new IntermediateLink();
    aLink.setName(name);
    aLink.setUniqueId(id);
    while (null != xmlNode) {
        String nodeName = xmlNode.getNodeName();
        if (LINK_TARGET.equals(nodeName)) {
            String target = xmlNode.getTextContent();
            node.setMetaData(LINK_TARGET, target);
        }
        if (LINK_SOURCE.equals(nodeName)) {
            String source = xmlNode.getTextContent();
            ArrayList<String> sources = (ArrayList<String>) node.getMetaData().get(LINK_SOURCE);
            // if there is no list, create one
            if (null == sources) {
                sources = new ArrayList<String>();
            }
            // to connect nodes.
            aLink.addSource(source);
            // to do the xml dump
            sources.add(source);
            node.setMetaData(LINK_SOURCE, sources);
        }
        xmlNode = xmlNode.getNextSibling();
    }
    aLink.configureThrow();
    if (nodeContainer instanceof RuleFlowProcess) {
        RuleFlowProcess process = (RuleFlowProcess) nodeContainer;
        List<IntermediateLink> links = (List<IntermediateLink>) process.getMetaData().get(ProcessHandler.LINKS);
        if (null == links) {
            links = new ArrayList<IntermediateLink>();
        }
        links.add(aLink);
        process.setMetaData(ProcessHandler.LINKS, links);
    } else if (nodeContainer instanceof CompositeNode) {
        CompositeNode subprocess = (CompositeNode) nodeContainer;
        List<IntermediateLink> links = (List<IntermediateLink>) subprocess.getMetaData().get(ProcessHandler.LINKS);
        if (null == links) {
            links = new ArrayList<IntermediateLink>();
        }
        links.add(aLink);
        subprocess.setMetaData(ProcessHandler.LINKS, links);
    }
}

Example 4 with IntermediateLink

use of org.jbpm.bpmn2.core.IntermediateLink in project jbpm by kiegroup.

the class ProcessHandler method end.

@SuppressWarnings("unchecked")
public Object end(final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    parser.endElementBuilder();
    RuleFlowProcess process = (RuleFlowProcess) parser.getCurrent();
    List<IntermediateLink> throwLinks = (List<IntermediateLink>) process.getMetaData(LINKS);
    linkIntermediateLinks(process, throwLinks);
    List<SequenceFlow> connections = (List<SequenceFlow>) process.getMetaData(CONNECTIONS);
    linkConnections(process, connections);
    linkBoundaryEvents(process);
    // This must be done *after* linkConnections(process, connections)
    // because it adds hidden connections for compensations
    List<Association> associations = (List<Association>) process.getMetaData(ASSOCIATIONS);
    linkAssociations((Definitions) process.getMetaData("Definitions"), process, associations);
    List<Lane> lanes = (List<Lane>) process.getMetaData(LaneHandler.LANES);
    assignLanes(process, lanes);
    postProcessNodes(process, process);
    return process;
}

Example 5 with IntermediateLink

use of org.jbpm.bpmn2.core.IntermediateLink in project jbpm by kiegroup.

the class ProcessHandler method linkIntermediateLinks.

public static void linkIntermediateLinks(NodeContainer process, List<IntermediateLink> links) {
    if (null != links) {
        // Search throw links
        ArrayList<IntermediateLink> throwLinks = new ArrayList<IntermediateLink>();
        for (IntermediateLink aLinks : links) {
            if (aLinks.isThrowLink()) {
                throwLinks.add(aLinks);
            }
        }
        // Look for catch links for a throw link
        for (IntermediateLink throwLink : throwLinks) {
            ArrayList<IntermediateLink> linksWithSharedNames = new ArrayList<IntermediateLink>();
            for (IntermediateLink aLink : links) {
                if (throwLink.getName().equals(aLink.getName())) {
                    linksWithSharedNames.add(aLink);
                }
            }
            if (linksWithSharedNames.size() < 2) {
                throw new IllegalArgumentException("There should be at least 2 link events to make a connection");
            }
            linksWithSharedNames.remove(throwLink);
            // Make the connections
            Node t = findNodeByIdOrUniqueIdInMetadata(process, throwLink.getUniqueId());
            // connect throw to catch
            for (IntermediateLink catchLink : linksWithSharedNames) {
                Node c = findNodeByIdOrUniqueIdInMetadata(process, catchLink.getUniqueId());
                if (t != null && c != null) {
                    Connection result = new ConnectionImpl(t, NodeImpl.CONNECTION_DEFAULT_TYPE, c, NodeImpl.CONNECTION_DEFAULT_TYPE);
                    result.setMetaData("linkNodeHidden", "yes");
                }
            }
            // Remove processed links
            links.remove(throwLink);
            links.removeAll(linksWithSharedNames);
        }
        if (links.size() > 0) {
            throw new IllegalArgumentException(links.size() + " links were not processed");
        }
    }
}