Examples with ActionExceptionHandler org.jbpm.process.core.context.exception.ActionExceptionHandler used on opensource projects

Example 6 with ActionExceptionHandler

use of org.jbpm.process.core.context.exception.ActionExceptionHandler in project jbpm by kiegroup.

the class XMLPersistenceTest method testPersistenceOfFullNodes.

@Test
public void testPersistenceOfFullNodes() throws Exception {
    RuleFlowProcess process = new RuleFlowProcess() {

        private static final long serialVersionUID = 510l;

        int id = 0;

        public void addNode(org.kie.api.definition.process.Node node) {
            ((Node) node).setId(++id);
            super.addNode(node);
        }
    };
    process.setMetaData("routerLayout", 1);
    Set<String> imports = new HashSet<String>();
    imports.add("import1");
    imports.add("import2");
    process.setImports(imports);
    Map<String, String> globals = new HashMap<String, String>();
    globals.put("name1", "type1");
    globals.put("name2", "type2");
    process.setGlobals(globals);
    List<Variable> variables = new ArrayList<Variable>();
    Variable variable = new Variable();
    variable.setName("variable1");
    variable.setType(new StringDataType());
    variable.setValue("value");
    variables.add(variable);
    variable = new Variable();
    variable.setName("variable2");
    variable.setType(new IntegerDataType());
    variable.setValue(2);
    variables.add(variable);
    variable = new Variable();
    variable.setName("variable3");
    variable.setType(new ObjectDataType("org.jbpm.integrationtests.test.Person"));
    Person person = new Person();
    person.setName("John");
    variable.setValue(person);
    variables.add(variable);
    variable = new Variable();
    variable.setName("variable4");
    ListDataType listDataType = new ListDataType();
    listDataType.setType(new ObjectDataType("java.lang.Integer"));
    variable.setType(listDataType);
    List<Integer> list = new ArrayList<Integer>();
    list.add(10);
    list.add(20);
    variable.setValue(list);
    variables.add(variable);
    process.getVariableScope().setVariables(variables);
    Swimlane swimlane = new Swimlane();
    swimlane.setName("actor1");
    process.getSwimlaneContext().addSwimlane(swimlane);
    swimlane = new Swimlane();
    swimlane.setName("actor2");
    process.getSwimlaneContext().addSwimlane(swimlane);
    ActionExceptionHandler exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable");
    DroolsConsequenceAction action = new DroolsConsequenceAction("dialect", "consequence");
    exceptionHandler.setAction(action);
    process.getExceptionScope().setExceptionHandler("myFault", exceptionHandler);
    exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable2");
    action = new DroolsConsequenceAction("dialect2", "consequence2");
    exceptionHandler.setAction(action);
    process.getExceptionScope().setExceptionHandler("myFault2", exceptionHandler);
    StartNode startNode = new StartNode();
    startNode.setName("start");
    startNode.setMetaData("x", 1);
    startNode.setMetaData("y", 2);
    startNode.setMetaData("width", 3);
    startNode.setMetaData("height", 4);
    startNode.setMetaData("meta1", "someValue");
    startNode.setMetaData("meta2", "someOtherValue");
    ConstraintTrigger constraintTrigger = new ConstraintTrigger();
    constraintTrigger.setConstraint("constraint");
    Map<String, String> inMapping = new HashMap<String, String>();
    inMapping.put("key", "value");
    inMapping.put("key2", "value2");
    constraintTrigger.setInMappings(inMapping);
    startNode.addTrigger(constraintTrigger);
    EventTrigger eventTrigger = new EventTrigger();
    EventTypeFilter eventTypeFilter = new EventTypeFilter();
    eventTypeFilter.setType("eventType");
    eventTrigger.addEventFilter(eventTypeFilter);
    inMapping = new HashMap<String, String>();
    inMapping.put("key", "value");
    inMapping.put("key2", "value2");
    eventTrigger.setInMappings(inMapping);
    startNode.addTrigger(eventTrigger);
    process.addNode(startNode);
    ActionNode actionNode = new ActionNode();
    actionNode.setName("action");
    actionNode.setMetaData("x", 1);
    actionNode.setMetaData("y", 2);
    actionNode.setMetaData("width", 3);
    actionNode.setMetaData("height", 4);
    action = new DroolsConsequenceAction("dialect", "consequence");
    actionNode.setAction(action);
    process.addNode(actionNode);
    RuleSetNode ruleSetNode = new RuleSetNode();
    ruleSetNode.setName("action");
    ruleSetNode.setMetaData("x", 1);
    ruleSetNode.setMetaData("y", 2);
    ruleSetNode.setMetaData("width", 3);
    ruleSetNode.setMetaData("height", 4);
    ruleSetNode.setRuleFlowGroup("ruleFlowGroup");
    Timer timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    ruleSetNode.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    ruleSetNode.addTimer(timer, action);
    process.addNode(ruleSetNode);
    FaultNode faultNode = new FaultNode();
    faultNode.setName("action");
    faultNode.setMetaData("x", 1);
    faultNode.setMetaData("y", 2);
    faultNode.setMetaData("width", 3);
    faultNode.setMetaData("height", 4);
    faultNode.setFaultName("faultName");
    faultNode.setFaultVariable("faultVariable");
    process.addNode(faultNode);
    Split split = new Split();
    split.setName("split");
    split.setMetaData("x", 1);
    split.setMetaData("y", 2);
    split.setMetaData("width", 3);
    split.setMetaData("height", 4);
    split.setType(Split.TYPE_XOR);
    Connection connection = new ConnectionImpl(split, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
    Constraint constraint = new ConstraintImpl();
    constraint.setName("constraint1 ><&&");
    constraint.setPriority(1);
    constraint.setDialect("dialect1");
    constraint.setType("type1");
    constraint.setConstraint("constraint-text1");
    split.setConstraint(connection, constraint);
    connection = new ConnectionImpl(split, Node.CONNECTION_DEFAULT_TYPE, ruleSetNode, Node.CONNECTION_DEFAULT_TYPE);
    constraint = new ConstraintImpl();
    constraint.setName("constraint2");
    constraint.setPriority(2);
    constraint.setDialect("dialect2");
    constraint.setType("type2");
    constraint.setConstraint("constraint-text2");
    split.setConstraint(connection, constraint);
    process.addNode(split);
    new ConnectionImpl(startNode, Node.CONNECTION_DEFAULT_TYPE, split, Node.CONNECTION_DEFAULT_TYPE);
    EventNode eventNode = new EventNode();
    eventNode.setName("action");
    eventNode.setMetaData("x", 1);
    eventNode.setMetaData("y", 2);
    eventNode.setMetaData("width", 3);
    eventNode.setMetaData("height", 4);
    eventNode.setVariableName("eventVariable");
    EventTypeFilter eventFilter = new EventTypeFilter();
    eventFilter.setType("eventType");
    eventNode.addEventFilter(eventFilter);
    process.addNode(eventNode);
    Join join = new Join();
    join.setName("join");
    join.setMetaData("x", 1);
    join.setMetaData("y", 2);
    join.setMetaData("width", 3);
    join.setMetaData("height", 4);
    join.setType(Join.TYPE_N_OF_M);
    join.setN("#{var1}");
    process.addNode(join);
    new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(ruleSetNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(eventNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    MilestoneNode milestone = new MilestoneNode();
    milestone.setName("milestone");
    milestone.setMetaData("x", 1);
    milestone.setMetaData("y", 2);
    milestone.setMetaData("width", 3);
    milestone.setMetaData("height", 4);
    milestone.setConstraint("constraint");
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    milestone.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    milestone.addTimer(timer, action);
    List<DroolsAction> actions = new ArrayList<DroolsAction>();
    DroolsAction action1 = new DroolsConsequenceAction("java", "System.out.println(\"action1\");");
    actions.add(action1);
    DroolsAction action2 = new DroolsConsequenceAction("java", "System.out.println(\"action2\");");
    actions.add(action2);
    milestone.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    milestone.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(milestone);
    connection = new ConnectionImpl(join, Node.CONNECTION_DEFAULT_TYPE, milestone, Node.CONNECTION_DEFAULT_TYPE);
    connection.setMetaData("bendpoints", "[10,10;20,20]");
    SubProcessNode subProcess = new SubProcessNode();
    subProcess.setName("subProcess");
    subProcess.setMetaData("x", 1);
    subProcess.setMetaData("y", 2);
    subProcess.setMetaData("width", 3);
    subProcess.setMetaData("height", 4);
    subProcess.setProcessId("processId");
    subProcess.setWaitForCompletion(false);
    subProcess.setIndependent(false);
    subProcess.addInMapping("subvar1", "var1");
    subProcess.addOutMapping("subvar2", "var2");
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    subProcess.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    subProcess.addTimer(timer, action);
    subProcess.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    subProcess.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(subProcess);
    connection = new ConnectionImpl(milestone, Node.CONNECTION_DEFAULT_TYPE, subProcess, Node.CONNECTION_DEFAULT_TYPE);
    connection.setMetaData("bendpoints", "[10,10]");
    WorkItemNode workItemNode = new WorkItemNode();
    workItemNode.setName("WorkItem");
    Work work = new WorkImpl();
    work.setName("workname");
    Set<ParameterDefinition> parameterDefinitions = new HashSet<ParameterDefinition>();
    ParameterDefinition parameterDefinition = new ParameterDefinitionImpl("param1", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("param2", new IntegerDataType());
    parameterDefinitions.add(parameterDefinition);
    work.setParameterDefinitions(parameterDefinitions);
    work.setParameter("param1", "value1");
    work.setParameter("param2", 1);
    workItemNode.setWork(work);
    workItemNode.setWaitForCompletion(false);
    workItemNode.addInMapping("param1", "var1");
    workItemNode.addOutMapping("param2", "var2");
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    workItemNode.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    workItemNode.addTimer(timer, action);
    workItemNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    workItemNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(workItemNode);
    connection = new ConnectionImpl(subProcess, Node.CONNECTION_DEFAULT_TYPE, workItemNode, Node.CONNECTION_DEFAULT_TYPE);
    connection.setMetaData("bendpoints", "[]");
    HumanTaskNode humanTaskNode = new HumanTaskNode();
    humanTaskNode.setName("Human Task");
    work = humanTaskNode.getWork();
    parameterDefinitions = new HashSet<ParameterDefinition>();
    parameterDefinition = new ParameterDefinitionImpl("TaskName", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("ActorId", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("Priority", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("Comment", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    work.setParameterDefinitions(parameterDefinitions);
    work.setParameter("TaskName", "Do something");
    work.setParameter("ActorId", "John Doe");
    humanTaskNode.setWaitForCompletion(false);
    humanTaskNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    humanTaskNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(humanTaskNode);
    connection = new ConnectionImpl(workItemNode, Node.CONNECTION_DEFAULT_TYPE, humanTaskNode, Node.CONNECTION_DEFAULT_TYPE);
    TimerNode timerNode = new TimerNode();
    timerNode.setName("timer");
    timerNode.setMetaData("x", 1);
    timerNode.setMetaData("y", 2);
    timerNode.setMetaData("width", 3);
    timerNode.setMetaData("height", 4);
    timer = new Timer();
    timer.setDelay("1000");
    timer.setPeriod("1000");
    timerNode.setTimer(timer);
    process.addNode(timerNode);
    new ConnectionImpl(humanTaskNode, Node.CONNECTION_DEFAULT_TYPE, timerNode, Node.CONNECTION_DEFAULT_TYPE);
    ForEachNode forEachNode = new ForEachNode();
    forEachNode.setName("ForEach");
    forEachNode.setCollectionExpression("collection");
    forEachNode.setVariable("variableName", new ObjectDataType());
    forEachNode.setWaitForCompletion(false);
    ActionNode subActionNode1 = new ActionNode();
    forEachNode.getCompositeNode().addNode(subActionNode1);
    ActionNode subActionNode2 = new ActionNode();
    forEachNode.getCompositeNode().addNode(subActionNode2);
    new ConnectionImpl(subActionNode1, Node.CONNECTION_DEFAULT_TYPE, subActionNode2, Node.CONNECTION_DEFAULT_TYPE);
    forEachNode.getCompositeNode().linkIncomingConnections(Node.CONNECTION_DEFAULT_TYPE, subActionNode1.getId(), Node.CONNECTION_DEFAULT_TYPE);
    forEachNode.getCompositeNode().linkOutgoingConnections(subActionNode2.getId(), Node.CONNECTION_DEFAULT_TYPE, Node.CONNECTION_DEFAULT_TYPE);
    process.addNode(forEachNode);
    new ConnectionImpl(timerNode, Node.CONNECTION_DEFAULT_TYPE, forEachNode, Node.CONNECTION_DEFAULT_TYPE);
    CompositeContextNode compositeNode = new CompositeContextNode();
    compositeNode.setName("Composite");
    VariableScope variableScope = new VariableScope();
    compositeNode.addContext(variableScope);
    compositeNode.setDefaultContext(variableScope);
    variableScope.setVariables(variables);
    ExceptionScope exceptionScope = new ExceptionScope();
    compositeNode.addContext(exceptionScope);
    compositeNode.setDefaultContext(exceptionScope);
    exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable");
    action = new DroolsConsequenceAction("dialect", "consequence");
    exceptionHandler.setAction(action);
    exceptionScope.setExceptionHandler("MyFault", exceptionHandler);
    exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable2");
    action = new DroolsConsequenceAction("dialect2", "consequence2");
    exceptionHandler.setAction(action);
    exceptionScope.setExceptionHandler("MyFault2", exceptionHandler);
    subActionNode1 = new ActionNode();
    compositeNode.addNode(subActionNode1);
    subActionNode2 = new ActionNode();
    compositeNode.addNode(subActionNode2);
    new ConnectionImpl(subActionNode1, Node.CONNECTION_DEFAULT_TYPE, subActionNode2, Node.CONNECTION_DEFAULT_TYPE);
    compositeNode.linkIncomingConnections(Node.CONNECTION_DEFAULT_TYPE, subActionNode1.getId(), Node.CONNECTION_DEFAULT_TYPE);
    compositeNode.linkOutgoingConnections(subActionNode2.getId(), Node.CONNECTION_DEFAULT_TYPE, Node.CONNECTION_DEFAULT_TYPE);
    process.addNode(compositeNode);
    new ConnectionImpl(forEachNode, Node.CONNECTION_DEFAULT_TYPE, compositeNode, Node.CONNECTION_DEFAULT_TYPE);
    EndNode endNode = new EndNode();
    endNode.setName("end");
    endNode.setTerminate(false);
    endNode.setMetaData("x", 1);
    endNode.setMetaData("y", 2);
    endNode.setMetaData("width", 3);
    endNode.setMetaData("height", 4);
    process.addNode(endNode);
    StateNode stateNode = new StateNode();
    stateNode.setName("state");
    stateNode.setMetaData("x", 1);
    stateNode.setMetaData("y", 2);
    stateNode.setMetaData("width", 3);
    stateNode.setMetaData("height", 4);
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    stateNode.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    stateNode.addTimer(timer, action);
    actions = new ArrayList<DroolsAction>();
    action1 = new DroolsConsequenceAction("java", "System.out.println(\"action1\");");
    actions.add(action1);
    action2 = new DroolsConsequenceAction("java", "System.out.println(\"action2\");");
    actions.add(action2);
    stateNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    stateNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    new ConnectionImpl(compositeNode, Node.CONNECTION_DEFAULT_TYPE, stateNode, Node.CONNECTION_DEFAULT_TYPE);
    connection = new ConnectionImpl(stateNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    constraint = new ConstraintImpl();
    constraint.setName("constraint1 ><&&");
    constraint.setPriority(1);
    constraint.setDialect("dialect1");
    constraint.setType("type1");
    constraint.setConstraint("constraint-text1 %&<>");
    stateNode.setConstraint(connection, constraint);
    connection = new ConnectionImpl(stateNode, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
    constraint = new ConstraintImpl();
    constraint.setName("constraint2");
    constraint.setPriority(2);
    constraint.setDialect("dialect2");
    constraint.setType("type2");
    constraint.setConstraint("constraint-text2");
    stateNode.setConstraint(connection, constraint);
    process.addNode(stateNode);
    String xml = XmlRuleFlowProcessDumper.INSTANCE.dump(process, true);
    if (xml == null) {
        throw new IllegalArgumentException("Failed to persist full nodes!");
    }
    SemanticModules modules = new SemanticModules();
    modules.addSemanticModule(new ProcessSemanticModule());
    XmlProcessReader reader = new XmlProcessReader(modules, getClass().getClassLoader());
    List<Process> processes = reader.read(new StringReader(xml));
    assertNotNull(processes);
    process = (RuleFlowProcess) processes.get(0);
    if (process == null) {
        throw new IllegalArgumentException("Failed to reload process!");
    }
    assertEquals(16, process.getNodes().length);
    assertEquals(2, process.getImports().size());
    assertEquals(2, process.getGlobals().size());
    assertEquals(4, process.getVariableScope().getVariables().size());
    assertEquals(2, process.getSwimlaneContext().getSwimlanes().size());
    assertEquals(2, process.getExceptionScope().getExceptionHandlers().size());
    String xml2 = XmlRuleFlowProcessDumper.INSTANCE.dump(process, true);
    if (xml2 == null) {
        throw new IllegalArgumentException("Failed to persist empty nodes!");
    }
    Document control = XMLUnit.buildDocument(XMLUnit.newControlParser(), new StringReader(xml));
    Document test = XMLUnit.buildDocument(XMLUnit.newTestParser(), new StringReader(xml2));
    Diff diff = new Diff(control, test, null, new ElementNameAndAttributeQualifier("name"));
    assertTrue(diff.toString(), diff.similar());
// test serialization of process elements
}

Example 7 with ActionExceptionHandler

use of org.jbpm.process.core.context.exception.ActionExceptionHandler in project jbpm by kiegroup.

the class XmlWorkflowProcessDumper method visitExceptionHandlers.

public static void visitExceptionHandlers(Map<String, ExceptionHandler> exceptionHandlers, StringBuilder xmlDump) {
    if (exceptionHandlers != null && exceptionHandlers.size() > 0) {
        xmlDump.append("    <exceptionHandlers>" + EOL);
        for (Map.Entry<String, ExceptionHandler> entry : exceptionHandlers.entrySet()) {
            ExceptionHandler exceptionHandler = entry.getValue();
            if (exceptionHandler instanceof ActionExceptionHandler) {
                ActionExceptionHandler actionExceptionHandler = (ActionExceptionHandler) exceptionHandler;
                xmlDump.append("      <exceptionHandler faultName=\"" + entry.getKey() + "\" type=\"action\" ");
                String faultVariable = actionExceptionHandler.getFaultVariable();
                if (faultVariable != null && faultVariable.length() > 0) {
                    xmlDump.append("faultVariable=\"" + faultVariable + "\" ");
                }
                xmlDump.append(">" + EOL);
                DroolsAction action = actionExceptionHandler.getAction();
                if (action != null) {
                    AbstractNodeHandler.writeAction(action, xmlDump);
                }
                xmlDump.append("      </exceptionHandler>" + EOL);
            } else {
                throw new IllegalArgumentException("Unknown exception handler type: " + exceptionHandler);
            }
        }
        xmlDump.append("    </exceptionHandlers>" + EOL);
    }
}

Example 8 with ActionExceptionHandler

use of org.jbpm.process.core.context.exception.ActionExceptionHandler in project jbpm by kiegroup.

the class ProcessBuilderImpl method buildContexts.

public void buildContexts(ContextContainer contextContainer, ProcessBuildContext buildContext) {
    List<Context> exceptionScopes = contextContainer.getContexts(ExceptionScope.EXCEPTION_SCOPE);
    if (exceptionScopes != null) {
        for (Context context : exceptionScopes) {
            // TODO: OCRAM: add compensation scope to process builder????
            ExceptionScope exceptionScope = (ExceptionScope) context;
            for (ExceptionHandler exceptionHandler : exceptionScope.getExceptionHandlers().values()) {
                if (exceptionHandler instanceof ActionExceptionHandler) {
                    DroolsConsequenceAction action = (DroolsConsequenceAction) ((ActionExceptionHandler) exceptionHandler).getAction();
                    ActionDescr actionDescr = new ActionDescr();
                    actionDescr.setText(action.getConsequence());
                    actionDescr.setResource(buildContext.getProcessDescr().getResource());
                    ProcessDialect dialect = ProcessDialectRegistry.getDialect(action.getDialect());
                    dialect.getActionBuilder().build(buildContext, action, actionDescr, (ProcessImpl) buildContext.getProcess());
                }
            }
        }
    }
}

Example 9 with ActionExceptionHandler

use of org.jbpm.process.core.context.exception.ActionExceptionHandler in project jbpm by kiegroup.

the class ExceptionHandlerHandler method end.

public Object end(final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    final Element element = parser.endElementBuilder();
    ContextContainer contextContainer = (ContextContainer) parser.getParent();
    final String type = element.getAttribute("type");
    emptyAttributeCheck(localName, "type", type, parser);
    final String faultName = element.getAttribute("faultName");
    emptyAttributeCheck(localName, "faultName", type, parser);
    final String faultVariable = element.getAttribute("faultVariable");
    ActionExceptionHandler exceptionHandler = null;
    if ("action".equals(type)) {
        exceptionHandler = new ActionExceptionHandler();
        org.w3c.dom.Node xmlNode = element.getFirstChild();
        if (xmlNode instanceof Element) {
            Element actionXml = (Element) xmlNode;
            DroolsAction action = ActionNodeHandler.extractAction(actionXml);
            ((ActionExceptionHandler) exceptionHandler).setAction(action);
        }
    } else {
        throw new SAXParseException("Unknown exception handler type " + type, parser.getLocator());
    }
    if (faultVariable != null && faultVariable.length() > 0) {
        exceptionHandler.setFaultVariable(faultVariable);
    }
    ExceptionScope exceptionScope = (ExceptionScope) contextContainer.getDefaultContext(ExceptionScope.EXCEPTION_SCOPE);
    if (exceptionScope == null) {
        exceptionScope = new ExceptionScope();
        contextContainer.addContext(exceptionScope);
        contextContainer.setDefaultContext(exceptionScope);
    }
    exceptionScope.setExceptionHandler(faultName, exceptionHandler);
    return null;
}

Example 10 with ActionExceptionHandler

use of org.jbpm.process.core.context.exception.ActionExceptionHandler in project jbpm by kiegroup.

the class ProcessHandler method postProcessNodes.

private void postProcessNodes(RuleFlowProcess process, NodeContainer container) {
    List<String> eventSubProcessHandlers = new ArrayList<String>();
    for (Node node : container.getNodes()) {
        if (node instanceof StateNode) {
            StateNode stateNode = (StateNode) node;
            String condition = (String) stateNode.getMetaData("Condition");
            Constraint constraint = new ConstraintImpl();
            constraint.setConstraint(condition);
            constraint.setType("rule");
            for (org.kie.api.definition.process.Connection connection : stateNode.getDefaultOutgoingConnections()) {
                stateNode.setConstraint(connection, constraint);
            }
        } else if (node instanceof NodeContainer) {
            // prepare event sub process
            if (node instanceof EventSubProcessNode) {
                EventSubProcessNode eventSubProcessNode = (EventSubProcessNode) node;
                Node[] nodes = eventSubProcessNode.getNodes();
                for (Node subNode : nodes) {
                    // avoids cyclomatic complexity
                    if (subNode == null || !(subNode instanceof StartNode)) {
                        continue;
                    }
                    List<Trigger> triggers = ((StartNode) subNode).getTriggers();
                    if (triggers == null) {
                        continue;
                    }
                    for (Trigger trigger : triggers) {
                        if (trigger instanceof EventTrigger) {
                            final List<EventFilter> filters = ((EventTrigger) trigger).getEventFilters();
                            for (EventFilter filter : filters) {
                                if (filter instanceof EventTypeFilter) {
                                    eventSubProcessNode.addEvent((EventTypeFilter) filter);
                                    String type = ((EventTypeFilter) filter).getType();
                                    if (type.startsWith("Error-") || type.startsWith("Escalation")) {
                                        String faultCode = (String) subNode.getMetaData().get("FaultCode");
                                        String replaceRegExp = "Error-|Escalation-";
                                        final String signalType = type;
                                        ExceptionScope exceptionScope = (ExceptionScope) ((ContextContainer) eventSubProcessNode.getNodeContainer()).getDefaultContext(ExceptionScope.EXCEPTION_SCOPE);
                                        if (exceptionScope == null) {
                                            exceptionScope = new ExceptionScope();
                                            ((ContextContainer) eventSubProcessNode.getNodeContainer()).addContext(exceptionScope);
                                            ((ContextContainer) eventSubProcessNode.getNodeContainer()).setDefaultContext(exceptionScope);
                                        }
                                        String faultVariable = null;
                                        if (trigger.getInAssociations() != null && !trigger.getInAssociations().isEmpty()) {
                                            faultVariable = trigger.getInAssociations().get(0).getTarget();
                                        }
                                        ActionExceptionHandler exceptionHandler = new ActionExceptionHandler();
                                        DroolsConsequenceAction action = new DroolsConsequenceAction("java", PROCESS_INSTANCE_SIGNAL_EVENT + signalType + "\", " + (faultVariable == null ? "null" : "kcontext.getVariable(\"" + faultVariable + "\")") + ");");
                                        exceptionHandler.setAction(action);
                                        exceptionHandler.setFaultVariable(faultVariable);
                                        if (faultCode != null) {
                                            String trimmedType = type.replaceFirst(replaceRegExp, "");
                                            exceptionScope.setExceptionHandler(trimmedType, exceptionHandler);
                                            eventSubProcessHandlers.add(trimmedType);
                                        } else {
                                            exceptionScope.setExceptionHandler(faultCode, exceptionHandler);
                                        }
                                    } else if (type.equals("Compensation")) {
                                        // 1. Find the parent sub-process to this event sub-process
                                        NodeContainer parentSubProcess;
                                        NodeContainer subProcess = eventSubProcessNode.getNodeContainer();
                                        Object isForCompensationObj = eventSubProcessNode.getMetaData("isForCompensation");
                                        if (isForCompensationObj == null) {
                                            eventSubProcessNode.setMetaData("isForCompensation", true);
                                            logger.warn("Overriding empty or false value of \"isForCompensation\" attribute on Event Sub-Process [" + eventSubProcessNode.getMetaData("UniqueId") + "] and setting it to true.");
                                        }
                                        if (subProcess instanceof RuleFlowProcess) {
                                            // ..how do you expect to signal compensation on the completed process (instance)?!?
                                            throw new IllegalArgumentException("Compensation Event Sub-Processes at the process level are not supported.");
                                        }
                                        parentSubProcess = ((Node) subProcess).getNodeContainer();
                                        // 2. The event filter (never fires, purely for dumping purposes) has already been added
                                        // 3. Add compensation scope
                                        String compensationHandlerId = (String) ((CompositeNode) subProcess).getMetaData("UniqueId");
                                        addCompensationScope(process, eventSubProcessNode, parentSubProcess, compensationHandlerId);
                                    }
                                }
                            }
                        } else if (trigger instanceof ConstraintTrigger) {
                            ConstraintTrigger constraintTrigger = (ConstraintTrigger) trigger;
                            if (constraintTrigger.getConstraint() != null) {
                                String processId = ((RuleFlowProcess) container).getId();
                                String type = "RuleFlowStateEventSubProcess-Event-" + processId + "-" + eventSubProcessNode.getUniqueId();
                                EventTypeFilter eventTypeFilter = new EventTypeFilter();
                                eventTypeFilter.setType(type);
                                eventSubProcessNode.addEvent(eventTypeFilter);
                            }
                        }
                    }
                }
            // for( Node subNode : nodes)
            }
            postProcessNodes(process, (NodeContainer) node);
        } else if (node instanceof EndNode) {
            handleIntermediateOrEndThrowCompensationEvent((EndNode) node);
        } else if (node instanceof ActionNode) {
            handleIntermediateOrEndThrowCompensationEvent((ActionNode) node);
        } else if (node instanceof EventNode) {
            final EventNode eventNode = (EventNode) node;
            if (!(eventNode instanceof BoundaryEventNode) && eventNode.getDefaultIncomingConnections().size() == 0) {
                throw new IllegalArgumentException("Event node '" + node.getName() + "' [" + node.getId() + "] has no incoming connection");
            }
        }
    }
    // process fault node to disable termnate parent if there is event subprocess handler
    for (Node node : container.getNodes()) {
        if (node instanceof FaultNode) {
            FaultNode faultNode = (FaultNode) node;
            if (eventSubProcessHandlers.contains(faultNode.getFaultName())) {
                faultNode.setTerminateParent(false);
            }
        }
    }
}