Examples with EventTransformerImpl org.jbpm.process.core.event.EventTransformerImpl used on opensource projects

Example 1 with EventTransformerImpl

use of org.jbpm.process.core.event.EventTransformerImpl in project jbpm by kiegroup.

the class IntermediateCatchEventHandler method readDataOutputAssociation.

protected void readDataOutputAssociation(org.w3c.dom.Node xmlNode, EventNode eventNode) {
    // sourceRef
    org.w3c.dom.Node subNode = xmlNode.getFirstChild();
    String from = subNode.getTextContent();
    // targetRef
    subNode = subNode.getNextSibling();
    String to = subNode.getTextContent();
    eventNode.setVariableName(to);
    // transformation
    Transformation transformation = null;
    subNode = subNode.getNextSibling();
    if (subNode != null && "transformation".equals(subNode.getNodeName())) {
        String lang = subNode.getAttributes().getNamedItem("language").getNodeValue();
        String expression = subNode.getTextContent();
        DataTransformer transformer = transformerRegistry.find(lang);
        if (transformer == null) {
            throw new IllegalArgumentException("No transformer registered for language " + lang);
        }
        transformation = new Transformation(lang, expression, dataOutputs.get(from));
        eventNode.setMetaData("Transformation", transformation);
        eventNode.setEventTransformer(new EventTransformerImpl(transformation));
    }
}

Example 2 with EventTransformerImpl

use of org.jbpm.process.core.event.EventTransformerImpl in project jbpm by kiegroup.

the class BoundaryEventHandler method readDataOutputAssociation.

protected void readDataOutputAssociation(org.w3c.dom.Node xmlNode, EventNode eventNode) {
    // sourceRef
    org.w3c.dom.Node subNode = xmlNode.getFirstChild();
    String from = subNode.getTextContent();
    // targetRef
    subNode = subNode.getNextSibling();
    String to = subNode.getTextContent();
    // transformation
    Transformation transformation = null;
    subNode = subNode.getNextSibling();
    if (subNode != null && "transformation".equals(subNode.getNodeName())) {
        String lang = subNode.getAttributes().getNamedItem("language").getNodeValue();
        String expression = subNode.getTextContent();
        DataTransformer transformer = transformerRegistry.find(lang);
        if (transformer == null) {
            throw new IllegalArgumentException("No transformer registered for language " + lang);
        }
        transformation = new Transformation(lang, expression, dataOutputs.get(from));
        eventNode.setMetaData("Transformation", transformation);
        eventNode.setEventTransformer(new EventTransformerImpl(transformation));
    }
    eventNode.setVariableName(to);
}

Example 3 with EventTransformerImpl

use of org.jbpm.process.core.event.EventTransformerImpl in project jbpm by kiegroup.

the class StartEventHandler method readDataOutputAssociation.

protected void readDataOutputAssociation(org.w3c.dom.Node xmlNode, StartNode startNode) {
    // sourceRef
    org.w3c.dom.Node subNode = xmlNode.getFirstChild();
    if (!"sourceRef".equals(subNode.getNodeName())) {
        throw new IllegalArgumentException("No sourceRef found in dataOutputAssociation in startEvent");
    }
    String source = subNode.getTextContent();
    if (dataOutputs.get(source) == null) {
        throw new IllegalArgumentException("No dataOutput could be found for the dataOutputAssociation.");
    }
    // targetRef
    subNode = subNode.getNextSibling();
    if (!"targetRef".equals(subNode.getNodeName())) {
        throw new IllegalArgumentException("No targetRef found in dataOutputAssociation in startEvent");
    }
    String target = subNode.getTextContent();
    startNode.setMetaData("TriggerMapping", target);
    // transformation
    Transformation transformation = null;
    subNode = subNode.getNextSibling();
    if (subNode != null && "transformation".equals(subNode.getNodeName())) {
        String lang = subNode.getAttributes().getNamedItem("language").getNodeValue();
        String expression = subNode.getTextContent();
        DataTransformer transformer = transformerRegistry.find(lang);
        if (transformer == null) {
            throw new IllegalArgumentException("No transformer registered for language " + lang);
        }
        transformation = new Transformation(lang, expression, dataOutputs.get(source));
        startNode.setMetaData("Transformation", transformation);
        startNode.setEventTransformer(new EventTransformerImpl(transformation));
        subNode = subNode.getNextSibling();
    }
    if (subNode != null) {
        // no support for assignments
        throw new UnsupportedOperationException(subNode.getNodeName() + " elements in dataOutputAssociations are not yet supported.");
    }
    startNode.addOutMapping(target, dataOutputs.get(source));
}